database monitoring guide and...

IBM DB2 10.1for Linux, UNIX, and Windows

Database Monitoring Guide andReferenceUpdated January, 2013

SC27-3887-01

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Contents

About this book . . . . . . . . . . xxvii

Part 1. Interfaces for databasemonitoring . . . . . . . . . . . . . 1

Chapter 1. Database monitoring . . . . 3

Chapter 2. Table functions formonitoring . . . . . . . . . . . . . 5Monitoring system information using table functions 5Monitoring activities using table functions . . . . 6Monitoring data objects using table functions . . . 7

Object usage . . . . . . . . . . . . . 8Monitoring locking using table functions . . . . 12Monitoring system memory using table functions . 12Monitoring routines using table functions . . . . 13

Example: Identifying the most expensive routinesby CPU consumption . . . . . . . . . . 13Example: Listing the time taken by statementsexecuted by a routine . . . . . . . . . . 14Example: Investigating high CPU consumptionby a routine . . . . . . . . . . . . . 14Example: Listing aggregate routine metrics for ananonymous block . . . . . . . . . . . 16Example: Retrieving statement text for a routine 17

Other monitoring table functions . . . . . . . 18Interfaces that return monitor data in XMLdocuments. . . . . . . . . . . . . . . 18

Interfaces for viewing XML monitor informationas formatted text . . . . . . . . . . . 24

Chapter 3. Event monitors . . . . . . 33Types of events for which event monitors capturedata . . . . . . . . . . . . . . . . . 33Working with event monitors . . . . . . . . 38

Creating event monitors . . . . . . . . . 39Displaying a list of event monitors created inyour database . . . . . . . . . . . . 134Event monitors for partitioned databases anddatabases in a DB2 pureScale environment . . 135Enabling event monitor data collection . . . . 138Methods for accessing event monitorinformation . . . . . . . . . . . . . 140Altering an event monitor . . . . . . . . 149

Monitoring different types of events . . . . . . 151Lock and deadlock event monitoring . . . . 151Unit of work event monitoring . . . . . . 184Package cache statement eviction eventmonitoring . . . . . . . . . . . . . 237Activity event monitoring . . . . . . . . 274Statistics event monitoring . . . . . . . . 293Database event monitoring . . . . . . . . 376Threshold violation event monitoring . . . . 384Statement event monitoring . . . . . . . 386

Table event monitoring . . . . . . . . . 390Buffer pool event monitoring . . . . . . . 392Table space event monitoring . . . . . . . 395Connection event monitoring . . . . . . . 397Transaction event monitoring . . . . . . . 402Deadlock event monitoring . . . . . . . . 405Change history event monitoring . . . . . . 409

Event monitor data retention from release torelease. . . . . . . . . . . . . . . . 445

Chapter 4. Other monitoring interfaces 447Reports generated using the MONREPORT module 447

Customizing the MONREPORT module reports 450Snapshot monitor . . . . . . . . . . . . 452

Access to system monitor data: SYSMONauthority . . . . . . . . . . . . . . 453Capturing database system snapshots by usingsnapshot administrative views and tablefunctions . . . . . . . . . . . . . . 453Capturing database system snapshotinformation to a file using theSNAP_WRITE_FILE stored procedure . . . . 455Accessing database system snapshots usingsnapshot table functions in SQL queries (withfile access) . . . . . . . . . . . . . 458Snapshot monitor SQL Administrative Views 459SQL access to database system snapshots . . . 461Capturing a database snapshot from the CLP 463Snapshot monitor CLP commands . . . . . 463Capturing a database snapshot from a clientapplication . . . . . . . . . . . . . 466Snapshot monitor API request types . . . . . 467Snapshot monitor sample output . . . . . . 469Subsection snapshots . . . . . . . . . . 471Global snapshots on partitioned databasesystems . . . . . . . . . . . . . . 472Snapshot monitor self-describing data stream 473Monitoring with db2top in interactive modecommands . . . . . . . . . . . . . 475

Switch-based monitoring concepts . . . . . . 480System monitor switches . . . . . . . . 480Database system monitor data organization . . 486Counter status and visibility . . . . . . . 487System monitor output: the self-describing datastream. . . . . . . . . . . . . . . 488Memory requirements for monitor data . . . 489Monitoring buffer pool activity . . . . . . 492Database system monitor interfaces . . . . . 493

Determining the date a database object was lastused . . . . . . . . . . . . . . . . 495

Chapter 5. Deprecated monitoringtools . . . . . . . . . . . . . . . 497Introduction to the health monitor . . . . . . 497

Health indicators . . . . . . . . . . . 497

© Copyright IBM Corp. 2013 iii

Enabling health alert notification . . . . . . 531Health monitor . . . . . . . . . . . . 533

Introduction to Windows ManagementInstrumentation (WMI) . . . . . . . . . . 553

DB2 database system integration with WindowsManagement Instrumentation . . . . . . . 554Performance monitoring on Windows platforms 555

Part 2. Monitor elements . . . . . 561

Chapter 6. Request monitor elements 563Activity monitor elements . . . . . . . . . 564

Chapter 7. Data object monitorelements . . . . . . . . . . . . . 567

Chapter 8. Monitor element collectionlevels . . . . . . . . . . . . . . . 569

Chapter 9. Time-spent monitorelements . . . . . . . . . . . . . 573Time-spent monitor element hierarchy . . . . . 574Wait times for FCM communications . . . . . 581Retrieving and working with time-spent monitorelement data . . . . . . . . . . . . . 583

Seeing where time is spent across the system 583Determining where time is spent during SQLstatement execution . . . . . . . . . . 587

Chapter 10. Logical data groupsoverview . . . . . . . . . . . . . 591Event monitor logical data groups and monitorelements . . . . . . . . . . . . . . . 591Event type mappings to logical data groups . . . 655Logical data groups affected by COLLECTACTIVITY DATA settings . . . . . . . . . 658Snapshot monitor interface mappings to logicaldata groups . . . . . . . . . . . . . . 659Snapshot monitor logical data groups and monitorelements . . . . . . . . . . . . . . . 663

Chapter 11. Monitor element reference 695acc_curs_blk - Accepted Block Cursor Requests . . 696act_aborted_total - Total aborted activities monitorelement . . . . . . . . . . . . . . . 696act_completed_total - Total completed activitiesmonitor element . . . . . . . . . . . . 698act_cpu_time_top - Activity CPU time top monitorelement . . . . . . . . . . . . . . . 699act_exec_time - Activity execution time monitorelement . . . . . . . . . . . . . . . 699act_rejected_total - Total rejected activities monitorelement . . . . . . . . . . . . . . . 700act_remapped_in - Activities remapped in monitorelement . . . . . . . . . . . . . . . 701act_remapped_out - Activities remapped outmonitor element . . . . . . . . . . . . 701

act_rows_read_top - Activity rows read topmonitor element . . . . . . . . . . . . 701act_rqsts_total - Total activity requests monitorelements . . . . . . . . . . . . . . . 702act_throughput - Activity throughput monitorelement . . . . . . . . . . . . . . . 703act_total - Activities total monitor element. . . . 704activate_timestamp - Activate timestamp monitorelement . . . . . . . . . . . . . . . 704active_hash_joins - Active hash joins . . . . . 705active_olap_funcs - Active OLAP Functionsmonitor element . . . . . . . . . . . . 705active_sorts - Active Sorts . . . . . . . . . 705activity_collected - Activity collected monitorelement . . . . . . . . . . . . . . . 705activity_id - Activity ID monitor element . . . . 706activity_secondary_id - Activity secondary IDmonitor element . . . . . . . . . . . . 706activity_state - Activity state monitor element . . 707activity_type - Activity type monitor element. . . 708activitytotaltime_threshold_id - Activity total timethreshold ID monitor element . . . . . . . . 708activitytotaltime_threshold_value - Activity totaltime threshold value monitor element . . . . . 709activitytotaltime_threshold_violated - Activity totaltime threshold violated monitor element . . . . 709adapter_name - Adapter name monitor element 709address - IP address from which the connectionwas initiated . . . . . . . . . . . . . 710agent_id - Application handle (agent ID) monitorelement . . . . . . . . . . . . . . . 710agent_id_holding_lock - Agent ID Holding Lock 712agent_pid - Engine dispatchable unit (EDU)identifier monitor element . . . . . . . . . 712agent_status - DCS Application Agents . . . . . 712agent_sys_cpu_time - System CPU Time used byAgent . . . . . . . . . . . . . . . . 713agent_tid - Agent thread ID monitor element . . . 714agent_usr_cpu_time - User CPU Time used byAgent . . . . . . . . . . . . . . . . 714agent_wait_time - Agent wait time monitorelement . . . . . . . . . . . . . . . 715agent_waits_total - Total agent waits monitorelement . . . . . . . . . . . . . . . 716agents_created_empty_pool - Agents Created Dueto Empty Agent Pool . . . . . . . . . . . 717agents_from_pool - Agents Assigned From Pool 717agents_registered - Agents Registered . . . . . 718agents_registered_top - Maximum Number ofAgents Registered . . . . . . . . . . . . 718agents_stolen - Stolen Agents . . . . . . . . 718agents_top - Number of Agents Created . . . . 719agents_waiting_on_token - Agents Waiting for aToken . . . . . . . . . . . . . . . . 719agents_waiting_top - Maximum Number of AgentsWaiting monitor element . . . . . . . . . 720agg_temp_tablespace_top - Aggregate temporarytable space top monitor element . . . . . . . 720aggsqltempspace_threshold_id - Aggregate SQLtemporary space threshold ID monitor element . . 721

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aggsqltempspace_threshold_value - AggSQLtemporary space threshold value monitor element . 721aggsqltempspace_threshold_violated - AggSQLtemporary space threshold violated monitorelement . . . . . . . . . . . . . . . 722app_act_aborted_total - Total failed externalcoordinator activities monitor element . . . . . 722app_act_completed_total - Total successful externalcoordinator activities monitor element . . . . . 723app_act_rejected_total - Total rejected externalcoordinator activities monitor element . . . . . 724appl_action - Application action monitor element 725app_rqsts_completed_total - Total applicationrequests completed monitor element. . . . . . 726appl_con_time - Connection Request StartTimestamp . . . . . . . . . . . . . . 727appl_id - Application ID monitor element . . . . 727appl_id_holding_lk - Application ID Holding Lock 729appl_id_oldest_xact - Application with OldestTransaction . . . . . . . . . . . . . . 730appl_idle_time - Application Idle Time . . . . . 731appl_name - Application name monitor element 731appl_priority - Application Agent Priority . . . . 732appl_priority_type - Application Priority Type . . 733appl_section_inserts - Section Inserts monitorelement . . . . . . . . . . . . . . . 733appl_section_lookups - Section Lookups . . . . 734appl_status - Application status monitor element 734application_handle - Application handle monitorelement . . . . . . . . . . . . . . . 736appls_cur_cons - Applications Connected Currently 738appls_in_db2 - Applications Executing in theDatabase Currently . . . . . . . . . . . 738arm_correlator - Application responsemeasurement correlator monitor element . . . . 738associated_agents_top - Maximum Number ofAssociated Agents . . . . . . . . . . . . 739async_read_time - Asynchronous read timemonitor element . . . . . . . . . . . . 739async_write_time - Asynchronous write timemonitor element . . . . . . . . . . . . 739async_runstats - Total number of asynchronousRUNSTATS requests monitor element . . . . . 739audit_events_total - Total audit events monitorelement . . . . . . . . . . . . . . . 740audit_file_write_wait_time - Audit file write waittime monitor element. . . . . . . . . . . 741audit_file_writes_total - Total audit files writtenmonitor element . . . . . . . . . . . . 743audit_subsystem_wait_time - Audit subsystem waittime monitor element. . . . . . . . . . . 745audit_subsystem_waits_total - Total auditsubsystem waits monitor element . . . . . . 747auth_id - Authorization ID . . . . . . . . . 748authority_bitmap - User authorization levelmonitor element . . . . . . . . . . . . 749authority_lvl - User authorization level monitorelement . . . . . . . . . . . . . . . 750auto_storage_hybrid - Hybrid automatic storagetable space indicator monitor element . . . . . 751automatic - Buffer pool automatic monitor element 751

backup_timestamp - Backup timestamp . . . . 751bin_id - Histogram bin identifier monitor element 752binds_precompiles - Binds/Precompiles Attempted 752block_ios - Number of block I/O requests monitorelement . . . . . . . . . . . . . . . 753blocking_cursor - Blocking Cursor . . . . . . 754blocks_pending_cleanup - Pending cleanuprolled-out blocks monitor element . . . . . . 754bottom - Histogram bin bottom monitor element 755boundary_leaf_node_splits - Boundary leaf nodesplits monitor element . . . . . . . . . . 755bp_cur_buffsz - Current Size of Buffer Pool . . . 755bp_id - Buffer pool identifier monitor element . . 755bp_name - Buffer pool name monitor element . . 756bp_new_buffsz - New Buffer Pool Size . . . . . 756bp_pages_left_to_remove - Number of Pages Leftto Remove . . . . . . . . . . . . . . 756bp_tbsp_use_count - Number of Table SpacesMapped to Buffer Pool . . . . . . . . . . 757buff_auto_tuning - FCM buffer auto-tuningindicator monitor element . . . . . . . . . 757buff_free - FCM Buffers Currently Free . . . . . 757buff_free_bottom - Minimum FCM Buffers Free 758buff_max - Maximum possible number of FCMbuffers monitor element . . . . . . . . . . 758buff_total - Number of currently allocated FCMbuffers monitor element . . . . . . . . . . 758byte_order - Byte Order of Event Data . . . . . 759cached_timestamp - Cached timestamp monitorelement . . . . . . . . . . . . . . . 760call_stmt_routine_id - Call statement routineidentifier monitor element . . . . . . . . . 760call_stmt_subroutine_id - Call statement subroutineidentifier monitor element . . . . . . . . . 760cat_cache_heap_full - Catalog cache heap fullmonitor element monitor element . . . . . . 761cat_cache_inserts - Catalog cache inserts monitorelement . . . . . . . . . . . . . . . 761cat_cache_lookups - Catalog cache lookups monitorelement . . . . . . . . . . . . . . . 763cat_cache_overflows - Catalog Cache Overflows 764cat_cache_size_top - Catalog cache high watermarkmonitor element . . . . . . . . . . . . 765catalog_node - Catalog Node Number . . . . . 766catalog_node_name - Catalog Node NetworkName . . . . . . . . . . . . . . . . 766cf_waits - Number of cluster caching facility waitsmonitor element . . . . . . . . . . . . 767cf_wait_time - cluster caching facility wait timemonitor element . . . . . . . . . . . . 767cfg_collection_type - Configuration collection type 768cfg_name - Configuration name . . . . . . . 769cfg_old_value - Configuration old value . . . . 769cfg_old_value_flags - Configuration old value flags 770cfg_value - Configuration value . . . . . . . 770cfg_value_flags - Configuration value flags . . . 770ch_auto_tuning - FCM channel auto-tuningindicator monitor element . . . . . . . . . 771ch_free - Channels Currently Free . . . . . . 771ch_free_bottom - Minimum Channels Free. . . . 772

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ch_max - Maximum possible number of FCMchannels monitor element . . . . . . . . . 772ch_total - Number of currently allocated FCMchannels monitor element . . . . . . . . . 772client_acctng - Client accounting string monitorelement . . . . . . . . . . . . . . . 773client_applname - Client application name monitorelement . . . . . . . . . . . . . . . 774client_db_alias - Database Alias Used byApplication . . . . . . . . . . . . . . 775client_hostname - Client hostname monitor element 776client_idle_wait_time - Client idle wait timemonitor element . . . . . . . . . . . . 776client_nname - Client name monitor element . . . 777client_pid - Client process ID monitor element . . 778client_platform - Client operating platform monitorelement . . . . . . . . . . . . . . . 778client_port_number - Client port number monitorelement . . . . . . . . . . . . . . . 779client_prdid - Client product and version IDmonitor element . . . . . . . . . . . . 780client_protocol - Client communication protocolmonitor element . . . . . . . . . . . . 780client_userid - Client user ID monitor element . . 781client_wrkstnname - Client workstation namemonitor element . . . . . . . . . . . . 782codepage_id - ID of Code Page Used byApplication . . . . . . . . . . . . . . 783comm_exit_wait_time - Communication buffer exitwait time monitor element . . . . . . . . . 784comm_exit_waits - Communication buffer exitnumber of waits monitor element . . . . . . 785comm_private_mem - Committed Private Memory 785commit_sql_stmts - Commit Statements Attempted 786comp_env_desc - Compilation environmentmonitor element . . . . . . . . . . . . 786completion_status - Completion status monitorelement . . . . . . . . . . . . . . . 787configured_cf_gbp_size - Configured clustercaching facility group buffer pool size monitorelement . . . . . . . . . . . . . . . 788configured_cf_lock_size - Configured clustercaching facility lock size monitor element . . . . 788configured_cf_sca_size - Configured cluster cachingfacility shared communications area size monitorelement . . . . . . . . . . . . . . . 788configured_cf_mem_size - Configured clustercaching facility memory size monitor element . . 788con_elapsed_time - Most Recent ConnectionElapsed Time . . . . . . . . . . . . . 788con_local_dbases - Local Databases with CurrentConnects . . . . . . . . . . . . . . . 789con_response_time - Most Recent Response Timefor Connect . . . . . . . . . . . . . . 789concurrent_act_top - Concurrent activity topmonitor element . . . . . . . . . . . . 790concurrent_connection_top - Concurrent connectiontop monitor element . . . . . . . . . . . 791concurrent_wlo_act_top - Concurrent WLO activitytop monitor element . . . . . . . . . . . 791

concurrent_wlo_top - Concurrent workloadoccurrences top monitor element . . . . . . . 792concurrentdbcoordactivities_db_ threshold_id -Concurrent database coordinator activities databasethreshold ID monitor element . . . . . . . . 792concurrentdbcoordactivities_db_threshold _queued- Concurrent database coordinator activitiesdatabase threshold queued monitor element . . . 793concurrentdbcoordactivities_db_ threshold_value -Concurrent database coordinator activities databasethreshold value monitor element . . . . . . . 793concurrentdbcoordactivities_db_ threshold_violated- Concurrent database coordinator activitiesdatabase threshold violated monitor element . . . 794concurrentdbcoordactivities_subclass_ threshold_id- Concurrent database coordinator activities servicesubclass threshold ID monitor element . . . . . 794concurrentdbcoordactivities_subclass_threshold_queued - Concurrent databasecoordinator activities service subclass thresholdqueued monitor element . . . . . . . . . 794concurrentdbcoordactivities_subclass_threshold_value - Concurrent database coordinatoractivities service subclass threshold value monitorelement . . . . . . . . . . . . . . . 795concurrentdbcoordactivities_subclass_threshold_violated - Concurrent databasecoordinator activities service subclass thresholdviolated monitor element . . . . . . . . . 795concurrentdbcoordactivities_superclass_threshold_id - Concurrent database coordinatoractivities service superclass threshold ID monitorelement . . . . . . . . . . . . . . . 796concurrentdbcoordactivities_superclass_threshold_queued - Concurrent databasecoordinator activities service superclass thresholdqueued monitor element . . . . . . . . . 796concurrentdbcoordactivities_superclass_threshold_value - Concurrent database coordinatoractivities service superclass threshold valuemonitor element . . . . . . . . . . . . 796concurrentdbcoordactivities_superclass_threshold_violated - Concurrent databasecoordinator activities service superclass thresholdviolated monitor element . . . . . . . . . 797concurrentdbcoordactivities_wl_was_threshold _id- Concurrent database coordinator activitiesworkload work action set threshold ID monitorelement . . . . . . . . . . . . . . . 797concurrentdbcoordactivities_wl_was_threshold_queued - Concurrent database coordinatoractivities workload work action set thresholdqueued monitor element . . . . . . . . . 798concurrentdbcoordactivities_wl_was_threshold_value - Concurrent database coordinator activitiesworkload work action set threshold value monitorelement . . . . . . . . . . . . . . . 798concurrentdbcoordactivities_wl_was_threshold_violated - Concurrent database coordinatoractivities workload work action set thresholdviolated monitor element . . . . . . . . . 799

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concurrentdbcoordactivities_work_action_set_threshold_id - Concurrent database coordinatoractivities work action set threshold ID monitorelement . . . . . . . . . . . . . . . 799concurrentdbcoordactivities_work_action_set_threshold_queued - Concurrent databasecoordinator activities work action set thresholdqueued monitor element . . . . . . . . . 799concurrentdbcoordactivities_work_action_set_threshold_value - Concurrent database coordinatoractivities work action set threshold value monitorelement . . . . . . . . . . . . . . . 800concurrentdbcoordactivities_work_action_set_threshold_violated - Concurrent databasecoordinator activities work action set thresholdviolated monitor element . . . . . . . . . 800conn_complete_time - Connection RequestCompletion Timestamp . . . . . . . . . . 800conn_time - Time of database connection monitorelement . . . . . . . . . . . . . . . 801connection_start_time - Connection start timemonitor element . . . . . . . . . . . . 801connection_status - Connection Status . . . . . 802connections_top - Maximum Number ofConcurrent Connections . . . . . . . . . . 802consistency_token - Package consistency tokenmonitor element . . . . . . . . . . . . 803container_accessible - Accessibility of containermonitor element . . . . . . . . . . . . 803container_id - Container identification monitorelement . . . . . . . . . . . . . . . 804container_name - Container name monitor element 804container_stripe_set - Container stripe set monitorelement . . . . . . . . . . . . . . . 804container_total_pages - Total pages in containermonitor element . . . . . . . . . . . . 805container_type - Container type monitor element 805container_usable_pages - Usable pages in containermonitor element . . . . . . . . . . . . 806coord_act_aborted_total - Coordinator activitiesaborted total monitor element . . . . . . . . 806coord_act_completed_total - Coordinator activitiescompleted total monitor element . . . . . . . 807coord_act_est_cost_avg - Coordinator activityestimated cost average monitor element . . . . 807coord_act_exec_time_avg - Coordinator activitiesexecution time average monitor element . . . . 808coord_act_interarrival_time_avg - Coordinatoractivity arrival time average monitor element . . 809coord_act_lifetime_avg - Coordinator activitylifetime average monitor element . . . . . . . 810coord_act_lifetime_top - Coordinator activitylifetime top monitor element . . . . . . . . 811coord_agent_tid - Coordinator agent enginedispatchable unit ID monitor element . . . . . 812coord_act_queue_time_avg - Coordinator activityqueue time average monitor element . . . . . 812coord_act_rejected_total - Coordinator activitiesrejected total monitor element . . . . . . . . 813coord_agent_pid - Coordinator agent identifiermonitor element . . . . . . . . . . . . 813

coord_agents_top - Maximum Number ofCoordinating Agents . . . . . . . . . . . 814coord_member - Coordinator member monitorelement . . . . . . . . . . . . . . . 814coord_node - Coordinating Node . . . . . . . 815coord_partition_num - Coordinator partitionnumber monitor element . . . . . . . . . 815coord_stmt_exec_time - Execution time forstatement by coordinator agent monitor element . 816corr_token - DRDA Correlation Token . . . . . 816cost_estimate_top - Cost estimate top monitorelement . . . . . . . . . . . . . . . 817count - Number of Event Monitor Overflows . . . 817cpu_configured - Number of configured CPUsmonitor element . . . . . . . . . . . . 818cpu_cores_per_socket - Number of CPU cores persocket monitor element . . . . . . . . . . 818cpu_hmt_degree - Number of logical CPUsmonitor element . . . . . . . . . . . . 818cpu_idle - Processor idle time monitor element . . 818cpu_iowait - IO Wait time monitor element . . . 819cpu_limit - WLM dispatcher CPU limit monitorelement . . . . . . . . . . . . . . . 820cpu_load_long - Processor load (long timeframe)monitor element . . . . . . . . . . . . 820cpu_load_medium - Processor load (mediumtimeframe) monitor element . . . . . . . . 820cpu_load_short - Processor load (short timeframe)monitor element . . . . . . . . . . . . 821cpu_online - Number of CPUs online monitorelement . . . . . . . . . . . . . . . 821cpu_share_type - WLM dispatcher CPU share typemonitor element . . . . . . . . . . . . 821cpu_shares - WLM dispatcher CPU shares monitorelement . . . . . . . . . . . . . . . 821cpu_speed - CPU clock speed monitor element . . 821cpu_system - Kernel time monitor element . . . 822cpu_timebase - Frequency of timebase registerincrement monitor element . . . . . . . . . 822cpu_total - Number of CPUs monitor element . . 823cpu_usage_total - Processor usage monitor element 823cpu_user - Non-kernel processing time monitorelement . . . . . . . . . . . . . . . 823cpu_utilization - CPU utilization monitor element 824cpu_velocity - CPU velocity monitor element. . . 825cputime_threshold_id - CPU time threshold IDmonitor element . . . . . . . . . . . . 826cputime_threshold_value - CPU time thresholdvalue monitor element . . . . . . . . . . 826cputime_threshold_violated - CPU time thresholdviolated monitor element . . . . . . . . . 826cputimeinsc_threshold_id - CPU time in serviceclass threshold ID monitor element . . . . . . 827cputimeinsc_threshold_value - CPU time in serviceclass threshold value monitor element . . . . . 827cputimeinsc_threshold_violated - CPU time inservice class threshold violated monitor element. . 827create_nickname - Create Nicknames . . . . . 828create_nickname_time - Create Nickname ResponseTime . . . . . . . . . . . . . . . . 828creator - Application Creator . . . . . . . . 829

Contents vii

current_cf_gbp_size - Current cluster cachingfacility group buffer pool size monitor element . . 829current_cf_lock_size - Current cluster cachingfacility lock size monitor element . . . . . . . 829current_cf_sca_size - Current cluster cachingfacility shared communications area size monitorelement . . . . . . . . . . . . . . . 830current_cf_mem_size - Current cluster cachingfacility memory size monitor element . . . . . 830current_active_log - Current Active Log FileNumber . . . . . . . . . . . . . . . 830current_archive_log - Current Archive Log FileNumber . . . . . . . . . . . . . . . 831current_extent - Extent currently being movedmonitor element . . . . . . . . . . . . 831current_request - Current operation requestmonitor element . . . . . . . . . . . . 831cursor_name - Cursor Name . . . . . . . . 831data_object_pages - Data Object Pages . . . . . 832data_object_l_pages - Table data logical pagesmonitor element . . . . . . . . . . . . 832data_partition_id - Data partition identifier monitorelement . . . . . . . . . . . . . . . 833datasource_name - Data Source Name . . . . . 834datataginsc_threshold_id - Data tag in service classthreshold (IN condition) ID. . . . . . . . . 834datataginsc_threshold_value - Data tag in serviceclass threshold (IN condition) value . . . . . . 835datataginsc_threshold_violated - Data tag in serviceclass threshold (IN condition) violated . . . . . 835datatagnotinsc_threshold_id - Data tag in serviceclass threshold (NOT IN condition) ID . . . . . 835datatagnotinsc_threshold_value - Data tag inservice class threshold (NOT IN condition) value . 836datatagnotinsc_threshold_violated - Data tag inservice class threshold (NOT IN condition) violated 836db2_process_id - DB2 process ID monitor element 836db2_process_name - DB2 process name monitorelement . . . . . . . . . . . . . . . 836db2_status - Status of DB2 instance monitorelement . . . . . . . . . . . . . . . 837db2start_time - Start Database Manager Timestamp 837db_conn_time - Database activation timestampmonitor element . . . . . . . . . . . . 838db_heap_top - Maximum Database Heap Allocated 838db_location - Database Location . . . . . . . 839db_name - Database name monitor element . . . 839db_path - Database Path. . . . . . . . . . 840db_status - Status of database monitor element . . 840db_storage_path - Automatic storage path monitorelement . . . . . . . . . . . . . . . 841db_storage_path_id - Storage path identifier . . . 841db_storage_path_state - Storage path state monitorelement . . . . . . . . . . . . . . . 842db_storage_path_with_dpe - Storage pathincluding database partition expression monitorelement . . . . . . . . . . . . . . . 842db_work_action_set_id - Database work action setID monitor element . . . . . . . . . . . 843db_work_class_id - Database work class IDmonitor element . . . . . . . . . . . . 843

dbpartitionnum - Database partition numbermonitor element . . . . . . . . . . . . 844dcs_appl_status - DCS application status monitorelement . . . . . . . . . . . . . . . 846dcs_db_name - DCS Database Name . . . . . 846ddl_classification - DDL classification . . . . . 846ddl_sql_stmts - Data Definition Language (DDL)SQL Statements. . . . . . . . . . . . . 847deadlock_id - Deadlock Event Identifier . . . . 848deadlock_member - Deadlock member monitorelement . . . . . . . . . . . . . . . 848deadlock_node - Partition Number WhereDeadlock Occurred . . . . . . . . . . . 848deadlock_type - Deadlock type monitor element 849deadlocks - Deadlocks detected monitor element 849deferred - Deferred . . . . . . . . . . . 851degree_parallelism - Degree of Parallelism. . . . 851del_keys_cleaned - Pseudo deleted keys cleanedmonitor element . . . . . . . . . . . . 852delete_sql_stmts - Deletes . . . . . . . . . 852delete_time - Delete Response Time . . . . . . 852destination_service_class_id - Destination serviceclass ID monitor element . . . . . . . . . 853details_xml - Details XML monitor element . . . 853device_type - Device type . . . . . . . . . 854diaglog_write_wait_time - Diagnostic log file writewait time monitor element . . . . . . . . . 854diaglog_writes_total - Total diagnostic log filewrites monitor element . . . . . . . . . . 856direct_read_reqs - Direct read requests monitorelement . . . . . . . . . . . . . . . 858direct_read_time - Direct read time monitorelement . . . . . . . . . . . . . . . 860direct_reads - Direct reads from database monitorelement . . . . . . . . . . . . . . . 862direct_write_reqs - Direct write requests monitorelement . . . . . . . . . . . . . . . 864direct_write_time - Direct write time monitorelement . . . . . . . . . . . . . . . 866direct_writes - Direct writes to database monitorelement . . . . . . . . . . . . . . . 868disabled_peds - Disabled partial early distinctsmonitor element . . . . . . . . . . . . 870disconn_time - Database Deactivation Timestamp 872disconnects - Disconnects . . . . . . . . . 872dl_conns - Connections involved in deadlockmonitor element . . . . . . . . . . . . 873dyn_compound_exec_id - Dynamic compoundstatement executable identifier monitor element . . 873dynamic_sql_stmts - Dynamic SQL StatementsAttempted . . . . . . . . . . . . . . 873edu_ID - Engine dispatchable unit ID monitorelement . . . . . . . . . . . . . . . 874eff_stmt_text - Effective statement text monitorelement . . . . . . . . . . . . . . . 874effective_isolation - Effective isolation monitorelement . . . . . . . . . . . . . . . 875effective_lock_timeout - Effective lock timeoutmonitor element . . . . . . . . . . . . 875effective_query_degree - Effective query degreemonitor element . . . . . . . . . . . . 876

viii Database Monitoring Guide and Reference

elapsed_exec_time - Statement Execution ElapsedTime . . . . . . . . . . . . . . . . 876empty_pages_deleted - Empty pages deletedmonitor element . . . . . . . . . . . . 877empty_pages_reused - Empty pages reusedmonitor element . . . . . . . . . . . . 877entry_time - Entry time monitor element . . . . 877estimated_cpu_entitlement - Estimated CPUentitlement monitor element . . . . . . . . 877estimatedsqlcost_threshold_id - Estimated SQL costthreshold ID monitor element . . . . . . . . 878estimatedsqlcost_threshold_value - Estimated SQLcost threshold value monitor element . . . . . 878estimatedsqlcost_threshold_violated - EstimatedSQL cost threshold violated monitor element . . . 878event_id - Event ID monitor element . . . . . 879event_monitor_name - Event Monitor Name . . . 880event_time - Event Time. . . . . . . . . . 880event_timestamp - Event timestamp monitorelement . . . . . . . . . . . . . . . 880event_type - Event Type monitor element . . . . 881evmon_activates - Number of event monitoractivations . . . . . . . . . . . . . . 882evmon_wait_time - Event monitor wait timemonitor element . . . . . . . . . . . . 883evmon_waits_total - Event monitor total waitsmonitor element . . . . . . . . . . . . 885exec_list_cleanup_time - Execution list cleanuptime monitor element. . . . . . . . . . . 887exec_list_mem_exceeded - Execution list memoryexceeded monitor element . . . . . . . . . 887executable_id - Executable ID monitor element . . 888executable_list_size - Size of executable list monitorelement . . . . . . . . . . . . . . . 889executable_list_truncated - Executable list truncatedmonitor element . . . . . . . . . . . . 889evmon_flushes - Number of Event Monitor Flushes 889executable_id - Executable ID monitor element . . 890execution_id - User Login ID . . . . . . . . 890failed_sql_stmts - Failed Statement Operations . . 891fcm_congested_sends - FCM congested sendsmonitor element . . . . . . . . . . . . 891fcm_congestion_time - FCM congestion timemonitor element . . . . . . . . . . . . 892fcm_num_congestion_timeouts - FCM congestiontimeouts monitor element . . . . . . . . . 892fcm_num_conn_lost - FCM lost connectionsmonitor element . . . . . . . . . . . . 892fcm_num_conn_timeouts - FCM connectiontimeouts monitor element . . . . . . . . . 893fcm_message_recv_volume - FCM messagereceived volume monitor element . . . . . . 893fcm_message_recv_wait_time - FCM messagereceived wait time monitor element . . . . . . 894fcm_message_recvs_total - Total FCM messagereceives monitor element . . . . . . . . . 896fcm_message_send_volume - FCM message sendvolume monitor element . . . . . . . . . 898fcm_message_send_wait_time - FCM message sendwait time monitor element . . . . . . . . . 899

fcm_message_sends_total - Total FCM messagesends monitor element . . . . . . . . . . 901fcm_recv_volume - FCM received volume monitorelement . . . . . . . . . . . . . . . 902fcm_recv_wait_time - FCM received wait timemonitor element . . . . . . . . . . . . 904fcm_recvs_total - FCM receives total monitorelement . . . . . . . . . . . . . . . 905fcm_send_volume - FCM send volume monitorelement . . . . . . . . . . . . . . . 907fcm_send_wait_time - FCM send wait time monitorelement . . . . . . . . . . . . . . . 908fcm_sends_total - FCM sends total monitor element 910fcm_tq_recv_volume - FCM table queue receivedvolume monitor element. . . . . . . . . . 911fcm_tq_recv_wait_time - FCM table queue receivedwait time monitor element . . . . . . . . . 913fcm_tq_recvs_total - FCM table queue receives totalmonitor element . . . . . . . . . . . . 914fcm_tq_send_volume - FCM table queue sendvolume monitor element . . . . . . . . . 916fcm_tq_send_wait_time - FCM table queue sendwait time monitor element . . . . . . . . . 917fcm_tq_sends_total - FCM table queue send totalmonitor element . . . . . . . . . . . . 919fetch_count - Number of Successful Fetches . . . 920files_closed - Database files closed monitor element 921first_active_log - First Active Log File Number . . 922first_overflow_time - Time of First Event Overflow 922fs_caching - File system caching monitor element 923fs_id - Unique file system identification numbermonitor element . . . . . . . . . . . . 923fs_total_size - Total size of a file system monitorelement . . . . . . . . . . . . . . . 924fs_used_size - Amount of space used on a filesystem monitor element . . . . . . . . . . 924global_transaction_id - Global transaction identifiermonitor element . . . . . . . . . . . . 925gw_comm_error_time - Communication Error Time 925gw_comm_errors - Communication Errors. . . . 925gw_con_time - DB2 Connect Gateway FirstConnect Initiated . . . . . . . . . . . . 926gw_connections_top - Maximum Number ofConcurrent Connections to Host Database . . . . 926gw_cons_wait_client - Number of ConnectionsWaiting for the Client to Send Request . . . . . 926gw_cons_wait_host - Number of ConnectionsWaiting for the Host to Reply . . . . . . . . 927gw_cur_cons - Current Number of Connections forDB2 Connect . . . . . . . . . . . . . 927gw_db_alias - Database Alias at the Gateway. . . 927gw_exec_time - Elapsed Time Spent on DB2Connect Gateway Processing . . . . . . . . 928gw_total_cons - Total Number of AttemptedConnections for DB2 Connect . . . . . . . . 928hadr_connect_status - HADR Connection Statusmonitor element . . . . . . . . . . . . 928hadr_connect_time - HADR Connection Timemonitor element . . . . . . . . . . . . 929hadr_heartbeat - HADR Heartbeat monitor element 930

Contents ix

hadr_local_host - HADR Local Host monitorelement . . . . . . . . . . . . . . . 931hadr_local_service - HADR Local Service monitorelement . . . . . . . . . . . . . . . 931hadr_log_gap - HADR Log Gap . . . . . . . 932hadr_peer_window - HADR peer window monitorelement . . . . . . . . . . . . . . . 932hadr_peer_window_end - HADR peer window endmonitor element . . . . . . . . . . . . 933hadr_primary_log_file - HADR Primary Log Filemonitor element . . . . . . . . . . . . 933hadr_primary_log_lsn - HADR Primary Log LSNmonitor element . . . . . . . . . . . . 934hadr_primary_log_page - HADR Primary Log Pagemonitor element . . . . . . . . . . . . 934hadr_remote_host - HADR Remote Host monitorelement . . . . . . . . . . . . . . . 934hadr_remote_instance - HADR Remote Instancemonitor element . . . . . . . . . . . . 935hadr_remote_service - HADR Remote Servicemonitor element . . . . . . . . . . . . 935hadr_role - HADR Role . . . . . . . . . . 936hadr_standby_log_file - HADR Standby Log Filemonitor element . . . . . . . . . . . . 936hadr_standby_log_lsn - HADR Standby Log LSNmonitor element . . . . . . . . . . . . 937hadr_standby_log_page - HADR Standby Log Pagemonitor element . . . . . . . . . . . . 937hadr_state - HADR State monitor element . . . . 938hadr_syncmode - HADR Synchronization Modemonitor element . . . . . . . . . . . . 938hadr_timeout - HADR Timeout monitor element 939hash_join_overflows - Hash Join Overflows . . . 940hash_join_small_overflows - Hash Join SmallOverflows . . . . . . . . . . . . . . 940histogram_type - Histogram type monitor element 941hld_application_handle - Identifier for theapplication holding the lock monitor element. . . 942hld_member - Database member for applicationholding lock . . . . . . . . . . . . . . 942host_ccsid - Host Coded Character Set ID . . . . 942host_db_name - Host Database Name . . . . . 943hostname - Host name monitor element . . . . 943host_name - Host name monitor element . . . . 944host_prdid - Host Product/Version ID . . . . . 944host_response_time - Host Response Time. . . . 944id - cluster caching facility identification monitorelement . . . . . . . . . . . . . . . 945ida_recv_volume - Total data volume receivedmonitor element . . . . . . . . . . . . 946ida_recv_wait_time - Time spent waiting to receivedata monitor element. . . . . . . . . . . 947ida_recvs_total - Number of times data receivedmonitor element . . . . . . . . . . . . 949ida_send_volume - Total data volume sent monitorelement . . . . . . . . . . . . . . . 950ida_send_wait_time - Time spent waiting to senddata monitor element. . . . . . . . . . . 952ida_sends_total - Number of times data sentmonitor element . . . . . . . . . . . . 953idle_agents - Number of Idle Agents . . . . . 955

iid - Index identifier monitor element . . . . . 955inbound_bytes_received - Inbound Number ofBytes Received . . . . . . . . . . . . . 955inbound_bytes_sent - Inbound Number of BytesSent . . . . . . . . . . . . . . . . 956inbound_comm_address - Inbound CommunicationAddress . . . . . . . . . . . . . . . 956include_col_updates - Include column updatesmonitor element . . . . . . . . . . . . 956incremental_bind - Incremental bind monitorelement . . . . . . . . . . . . . . . 956index_jump_scans - Index jump scans monitorelement . . . . . . . . . . . . . . . 957index_name - Index name monitor element . . . 957index_schema - Index schema monitor element . . 958index_object_pages - Index Object Pages . . . . 958index_object_l_pages - Index data logical pagesmonitor element . . . . . . . . . . . . 958index_only_scans - Index-only scans monitorelement . . . . . . . . . . . . . . . 959index_scans - Index scans monitor element . . . 959index_tbsp_id - Index table space ID monitorelement . . . . . . . . . . . . . . . 959input_db_alias - Input Database Alias . . . . . 959insert_sql_stmts - Inserts . . . . . . . . . 960insert_time - Insert Response Time . . . . . . 960insert_timestamp - Insert timestamp monitorelement . . . . . . . . . . . . . . . 961int_auto_rebinds - Internal Automatic Rebinds . . 962int_commits - Internal commits monitor element 962int_deadlock_rollbacks - Internal Rollbacks Due ToDeadlock . . . . . . . . . . . . . . . 964int_node_splits - Intermediate node splits monitorelement . . . . . . . . . . . . . . . 965int_rollbacks - Internal rollbacks monitor element 965int_rows_deleted - Internal Rows Deleted . . . . 967int_rows_inserted - Internal Rows Inserted . . . 967int_rows_updated - Internal Rows Updated . . . 968intra_parallel_state - Current state of intrapartitionparallelism monitor element . . . . . . . . 969invocation_id - Invocation ID monitor element . . 969ipc_recv_volume - Interprocess communicationreceived volume monitor element . . . . . . 970ipc_recv_wait_time - Interprocess communicationreceived wait time monitor element . . . . . . 971ipc_recvs_total - Interprocess communicationreceives total monitor element . . . . . . . . 972ipc_send_volume - Interprocess communicationsend volume monitor element . . . . . . . . 973ipc_send_wait_time - Interprocess communicationsend wait time monitor element . . . . . . . 974ipc_sends_total - Interprocess communication sendtotal monitor element. . . . . . . . . . . 975is_system_appl - Is System Application monitorelement . . . . . . . . . . . . . . . 976key_updates - Key updates monitor element . . . 976last_active_log - Last Active Log File Number . . 976last_backup - Last Backup Timestamp . . . . . 977last_executable_id - Last executable identifiermonitor element . . . . . . . . . . . . 977last_extent - Last extent moved monitor element 977

x Database Monitoring Guide and Reference

last_metrics_update - Metrics last updatetimestamp monitor element . . . . . . . . 978last_overflow_time - Time of Last Event Overflow 978last_reference_time - Last reference time monitorelement . . . . . . . . . . . . . . . 978last_request_type - Last request type monitorelement . . . . . . . . . . . . . . . 978last_reset - Last Reset Timestamp. . . . . . . 979last_updated - Last update time stamp monitorelement . . . . . . . . . . . . . . . 980last_wlm_reset - Time of last reset monitor element 980lib_id - Library identifier monitor element. . . . 981lob_object_pages - LOB Object Pages . . . . . 981lob_object_l_pages - LOB data logical pagesmonitor element . . . . . . . . . . . . 982local_cons - Local Connections . . . . . . . 982local_cons_in_exec - Local Connections Executingin the Database Manager . . . . . . . . . 983local_start_time - Local start time monitor element 983local_transaction_id - Local transaction identifiermonitor element . . . . . . . . . . . . 984location - Location. . . . . . . . . . . . 984location_type - Location type . . . . . . . . 984lock_attributes - Lock attributes monitor element 985lock_count - Lock count monitor element . . . . 986lock_current_mode - Original lock mode beforeconversion monitor element . . . . . . . . 987lock_escalation - Lock escalation monitor element 988lock_escals - Number of lock escalations monitorelement . . . . . . . . . . . . . . . 989lock_escals_global - Number of global lockescalations monitor element . . . . . . . . 991lock_escals_locklist - Number of locklist lockescalations monitor element . . . . . . . . 993lock_escals_maxlocks - Number of maxlocks lockescalations monitor element . . . . . . . . 994lock_hold_count - Lock hold count monitorelement . . . . . . . . . . . . . . . 995lock_list_in_use - Total lock list memory in usemonitor element . . . . . . . . . . . . 996lock_mode - Lock mode monitor element . . . . 996lock_mode_requested - Lock mode requestedmonitor element . . . . . . . . . . . . 998lock_name - Lock name monitor element . . . . 999lock_node - Lock Node . . . . . . . . . . 999lock_object_name - Lock Object Name. . . . . 1000lock_object_type - Lock object type waited onmonitor element . . . . . . . . . . . . 1000lock_release_flags - Lock release flags monitorelement . . . . . . . . . . . . . . . 1002lock_status - Lock status monitor element . . . 1003lock_timeout_val - Lock timeout value monitorelement . . . . . . . . . . . . . . . 1004lock_timeouts - Number of lock timeouts monitorelement . . . . . . . . . . . . . . . 1005lock_timeouts_global - Lock timeouts globalmonitor element . . . . . . . . . . . . 1006lock_wait_end_time - Lock wait end timestampmonitor element . . . . . . . . . . . . 1008lock_wait_start_time - Lock wait start timestampmonitor element . . . . . . . . . . . . 1008

lock_wait_time - Time waited on locks monitorelement . . . . . . . . . . . . . . . 1009lock_wait_time_global - Lock wait time globalmonitor element . . . . . . . . . . . . 1011lock_wait_time_global_top - Top global lock waittime monitor element . . . . . . . . . . 1013lock_wait_time_top - Lock wait time top monitorelement . . . . . . . . . . . . . . . 1013lock_wait_val - Lock wait value monitor element 1013lock_waits - Lock waits monitor element . . . . 1014lock_waits_global - Lock waits global monitorelement . . . . . . . . . . . . . . . 1016locks_held - Locks held monitor element . . . . 1017locks_held_top - Maximum number of locks heldmonitor element . . . . . . . . . . . . 1018locks_in_list - Number of Locks Reported . . . 1018locks_waiting - Current agents waiting on locksmonitor element . . . . . . . . . . . . 1019log_buffer_wait_time - Log buffer wait timemonitor element . . . . . . . . . . . . 1019log_disk_wait_time - Log disk wait time monitorelement . . . . . . . . . . . . . . . 1021log_disk_waits_total - Total log disk waitsmonitor element . . . . . . . . . . . . 1022log_held_by_dirty_pages - Amount of Log SpaceAccounted for by Dirty Pages . . . . . . . 1023log_read_time - Log Read Time . . . . . . . 1024log_reads - Number of Log Pages Read . . . . 1025log_to_redo_for_recovery - Amount of Log to beRedone for Recovery . . . . . . . . . . 1025log_write_time - Log Write Time . . . . . . 1026log_writes - Number of Log Pages Written . . . 1026long_object_pages - Long Object Pages . . . . 1027long_object_l_pages - Long object data logicalpages monitor element . . . . . . . . . . 1027long_tbsp_id - Long table space ID monitorelement . . . . . . . . . . . . . . . 1028machine_identification - Host hardwareidentification monitor element . . . . . . . 1028max_agent_overflows - Maximum AgentOverflows . . . . . . . . . . . . . . 1028max_coord_stmt_exec_time - Maximumcoordinator statement execution time monitorelement . . . . . . . . . . . . . . . 1029max_coord_stmt_exec_time_args - Maximumcoordinator statement execution time argumentsmonitor element . . . . . . . . . . . . 1029max_coord_stmt_exec_timestamp - Maximumcoordinator statement execution timestampmonitor element . . . . . . . . . . . . 1032max_data_received_1024 - Number of Statementswith Outbound Bytes Received Between 513 and1024 Bytes . . . . . . . . . . . . . . 1032max_data_received_128 - Number of Statementswith Outbound Bytes Received Between 1 and128 Bytes . . . . . . . . . . . . . . 1033max_data_received_16384 - Number of Statementswith Outbound Bytes Received Between 8193 and16384 Bytes. . . . . . . . . . . . . . 1033

Contents xi

max_data_received_2048 - Number of Statementswith Outbound Bytes Received Between 1025 and2048 Bytes . . . . . . . . . . . . . . 1034max_data_received_256 - Number of Statementswith Outbound Bytes Received Between 129 and256 Bytes . . . . . . . . . . . . . . 1034max_data_received_31999 - Number of Statementswith Outbound Bytes Received Between 16385and 31999 Bytes monitor element . . . . . . 1035max_data_received_4096 - Number of Statementswith Outbound Bytes Received Between 2049 and4096 Bytes . . . . . . . . . . . . . . 1035max_data_received_512 - Number of Statementswith Outbound Bytes Received Between 257 and512 Bytes . . . . . . . . . . . . . . 1035max_data_received_64000 - Number of Statementswith Outbound Bytes Received Between 32000and 64000 Bytes monitor element . . . . . . 1036max_data_received_8192 - Number of Statementswith Outbound Bytes Received Between 4097 and8192 Bytes . . . . . . . . . . . . . . 1036max_data_received_gt64000 - Number ofStatements with Outbound Bytes ReceivedGreater than 64000 Bytes . . . . . . . . . 1037max_data_sent_1024 - Number of Statements withOutbound Bytes Sent Between 513 and 1024 Bytes 1037max_data_sent_128 - Number of Statements withOutbound Bytes Sent Between 1 and 128 Bytes . . 1037max_data_sent_16384 - Number of Statementswith Outbound Bytes Sent Between 8193 and16384 Bytes. . . . . . . . . . . . . . 1038max_data_sent_2048 - Number of Statements withOutbound Bytes Sent Between 1025 and 2048Bytes . . . . . . . . . . . . . . . . 1038max_data_sent_256 - Number of Statements withOutbound Bytes Sent Between 129 and 256 Bytes . 1039max_data_sent_31999 - Number of Statementswith Outbound Bytes Sent Between 16385 and31999 Bytes. . . . . . . . . . . . . . 1039max_data_sent_4096 - Number of Statements withOutbound Bytes Sent Between 2049 and 4096Bytes . . . . . . . . . . . . . . . . 1040max_data_sent_512 - Number of Statements withOutbound Bytes Sent Between 257 and 512 Bytes . 1040max_data_sent_64000 - Number of Statementswith Outbound Bytes Sent Between 32000 and64000 Bytes. . . . . . . . . . . . . . 1040max_data_sent_8192 - Number of Statements withOutbound Bytes Sent Between 4097 and 8192Bytes . . . . . . . . . . . . . . . . 1041max_data_sent_gt64000 - Number of Statementswith Outbound Bytes Sent Greater than 64000Bytes . . . . . . . . . . . . . . . . 1041max_network_time_100_ms - Number ofStatements with Network Time between 16 and100 ms . . . . . . . . . . . . . . . 1042max_network_time_16_ms - Number ofStatements with Network Time between 4 and 16ms . . . . . . . . . . . . . . . . 1042max_network_time_1_ms - Number of Statementswith Network Time of up to 1 ms . . . . . . 1043

max_network_time_4_ms - Number of Statementswith Network Time between 1 and 4 ms . . . . 1043max_network_time_500_ms - Number ofStatements with Network Time between 100 and500 ms . . . . . . . . . . . . . . . 1043max_network_time_gt500_ms - Number ofStatements with Network Time greater than 500ms . . . . . . . . . . . . . . . . 1044member - Database member monitor element 1044memory_free - Amount of free physical memorymonitor element . . . . . . . . . . . . 1048memory_pool_used_hwm - Memory pool highwater mark monitor element . . . . . . . . 1048memory_pool_id - Memory pool identifiermonitor element . . . . . . . . . . . . 1048memory_pool_type - Memory pool name monitorelement . . . . . . . . . . . . . . . 1049memory_pool_used - Amount of memory pool inuse monitor element . . . . . . . . . . 1050memory_set_committed - Memory currentlycommitted monitor element . . . . . . . . 1051memory_set_id - Memory set identifier monitorelement . . . . . . . . . . . . . . . 1051memory_set_size - Memory set size monitorelement . . . . . . . . . . . . . . . 1051memory_set_type - Memory set type monitorelement . . . . . . . . . . . . . . . 1051memory_set_used - Memory in use by this setmonitor element . . . . . . . . . . . . 1052memory_set_used_hwm - Memory set high watermark monitor element . . . . . . . . . . 1052memory_swap_free - Total free swap spacemonitor element . . . . . . . . . . . . 1052memory_swap_total - Total swap space monitorelement . . . . . . . . . . . . . . . 1053memory_total - Total physical memory monitorelement . . . . . . . . . . . . . . . 1053message - Control Table Message . . . . . . 1053message_time - Timestamp Control Table Message 1054metrics - Metrics monitor element . . . . . . 1054mon_interval_id - Monitor interval identifiermonitor element . . . . . . . . . . . . 1055nesting_level - Nesting level monitor element 1055network_time_bottom - Minimum Network Timefor Statement . . . . . . . . . . . . . 1056network_time_top - Maximum Network Time forStatement . . . . . . . . . . . . . . 1056nleaf - Number of leaf pages monitor element 1057nlevels - Number of index levels monitor element 1057no_change_updates - Number of no change rowupdates monitor element . . . . . . . . . 1057node_number - Node Number . . . . . . . 1058nonboundary_leaf_node_splits - Non-boundaryleaf node splits monitor element . . . . . . 1058num_agents - Number of Agents Working on aStatement . . . . . . . . . . . . . . 1059num_assoc_agents - Number of Associated Agents 1059num_compilations - Statement Compilations . . 1059num_coord_exec - Number of executions bycoordinator agent monitor element . . . . . . 1060

xii Database Monitoring Guide and Reference

num_coord_exec_with_metrics - Number ofexecutions by coordinator agent with metricsmonitor element . . . . . . . . . . . . 1060num_db_storage_paths - Number of automaticstorage paths . . . . . . . . . . . . . 1060num_executions - Statement executions monitorelement . . . . . . . . . . . . . . . 1061num_exec_with_metrics - Number of executionswith metrics collected monitor element . . . . 1062num_extents_left - Number of extents left toprocess monitor element . . . . . . . . . 1062num_extents_moved - Number of extents movedmonitor element . . . . . . . . . . . . 1062num_gw_conn_switches - Connection Switches 1062num_indoubt_trans - Number of IndoubtTransactions . . . . . . . . . . . . . 1063num_log_buffer_full - Number of times full logbuffer caused agents to wait monitor element . . 1063num_log_data_found_in_buffer - Number of LogData Found In Buffer . . . . . . . . . . 1065num_log_part_page_io - Number of Partial LogPage Writes . . . . . . . . . . . . . 1065num_log_read_io - Number of Log Reads . . . 1066num_log_write_io - Number of Log Writes . . . 1066num_lw_thresh_exceeded - Number of lock waitthresholds exceeded monitor element . . . . . 1067num_nodes_in_db2_instance - Number of Nodesin Partition . . . . . . . . . . . . . . 1068num_page_dict_built - Number of page-levelcompression dictionaries created or recreated . . 1069num_ref_with_metrics - Number of referenceswith metrics monitor element . . . . . . . 1069num_references - Number of references monitorelement . . . . . . . . . . . . . . . 1069num_remaps - Number of remaps monitorelement . . . . . . . . . . . . . . . 1069num_routines - Number of routines monitorelement . . . . . . . . . . . . . . . 1070num_tbsps - Number of table spaces monitorelement . . . . . . . . . . . . . . . 1070num_threshold_violations - Number of thresholdviolations monitor element . . . . . . . . 1070num_transmissions - Number of Transmissions 1071num_transmissions_group - Number ofTransmissions Group . . . . . . . . . . 1072number_in_bin - Number in bin monitor element 1072object_data_gbp_indep_pages_found_in_lbp -Group buffer pool independent data pages foundin local buffer pool monitor element . . . . . 1072object_data_gbp_invalid_pages - GBP invalid datapages for a table monitor element . . . . . . 1073object_data_gbp_l_reads - GBP data logical readsfor a table monitor element . . . . . . . . 1073object_data_gbp_p_reads - GBP data physicalreads for a table monitor element . . . . . . 1074object_data_lbp_pages_found - LBP data pagesfound for a table monitor element . . . . . . 1075object_data_l_reads - Buffer pool data logicalreads for a table monitor element . . . . . . 1075object_data_p_reads - Buffer pool physical datareads for a table monitor element . . . . . . 1076

object_index_gbp_indep_pages_found_in_lbp -Group buffer pool independent index pagesfound in local buffer pool monitor element . . . 1076object_index_gbp_invalid_pages - GBP invalidindex pages for an index monitor element . . . 1077object_index_gbp_l_reads - GBP index logicalreads for an index monitor element . . . . . 1077object_index_gbp_p_reads - GBP index physicalreads for an index monitor element . . . . . 1078object_index_lbp_pages_found - LBP index pagesfound for an index monitor element . . . . . 1078object_index_l_reads - Buffer pool index logicalreads for an index monitor element . . . . . 1079object_index_p_reads - Buffer pool index physicalreads for an index . . . . . . . . . . . 1080object_name - Object name monitor element. . . 1080object_requested - Requested object monitorelement . . . . . . . . . . . . . . . 1081object_schema - Object schema monitor element 1081object_xda_gbp_indep_pages_found_in_lbp -Group buffer pool XDA independent pages foundin local buffer pool monitor element . . . . . 1081object_xda_gbp_invalid_pages - GBP invalid XDAdata pages for a table monitor element . . . . 1082object_xda_gbp_l_reads - GBP XDA data logicalread requests for a table monitor element . . . 1082object_xda_gbp_p_reads - GBP XDA data physicalread requests for a table monitor element . . . 1083object_xda_lbp_pages_found - LBP XDA datapages found for a table monitor element . . . . 1084object_xda_l_reads - Buffer pool XDA data logicalreads for a table monitor element . . . . . . 1084object_xda_p_reads - Buffer pool XDA dataphysical reads for a table monitor element . . . 1085objtype - Object type monitor element. . . . . 1085olap_func_overflows - OLAP Function Overflowsmonitor element . . . . . . . . . . . . 1086open_cursors - Number of Open Cursors. . . . 1087open_loc_curs - Open Local Cursors . . . . . 1087open_loc_curs_blk - Open Local Cursors withBlocking. . . . . . . . . . . . . . . 1087open_rem_curs - Open Remote Cursors . . . . 1088open_rem_curs_blk - Open Remote Cursors withBlocking. . . . . . . . . . . . . . . 1088os_level - Operating system level monitor element 1089os_name - Operating system name monitorelement . . . . . . . . . . . . . . . 1089os_release - Operating system release monitorelement . . . . . . . . . . . . . . . 1089os_version - Operating system version monitorelement . . . . . . . . . . . . . . . 1090outbound_appl_id - Outbound Application ID 1090outbound_bytes_received - Outbound Number ofBytes Received . . . . . . . . . . . . 1090outbound_bytes_received_bottom - MinimumOutbound Number of Bytes Received . . . . . 1091outbound_bytes_received_top - MaximumOutbound Number of Bytes Received . . . . . 1091outbound_bytes_sent - Outbound Number ofBytes Sent . . . . . . . . . . . . . . 1091

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outbound_bytes_sent_bottom - MinimumOutbound Number of Bytes Sent . . . . . . 1092outbound_bytes_sent_top - Maximum OutboundNumber of Bytes Sent . . . . . . . . . . 1092outbound_comm_address - OutboundCommunication Address . . . . . . . . . 1092outbound_comm_protocol - OutboundCommunication Protocol . . . . . . . . . 1093outbound_sequence_no - Outbound SequenceNumber . . . . . . . . . . . . . . . 1093overflow_accesses - Accesses to overflowedrecords monitor element . . . . . . . . . 1093overflow_creates - Overflow creates monitorelement . . . . . . . . . . . . . . . 1094package_id - Package identifier monitor element 1094package_elapsed_time - Package elapsed timemonitor element . . . . . . . . . . . . 1094package_list_count - Package list count monitorelement . . . . . . . . . . . . . . . 1095package_list_exceeded - Package list exceededmonitor element . . . . . . . . . . . . 1095package_list_size - Size of package list monitorelement . . . . . . . . . . . . . . . 1095package_name - Package name monitor element 1095package_schema - Package schema monitorelement . . . . . . . . . . . . . . . 1096package_version_id - Package version monitorelement . . . . . . . . . . . . . . . 1096packet_receive_errors - Packet receive errorsmonitor element . . . . . . . . . . . . 1097packets_received - Packets received monitorelement . . . . . . . . . . . . . . . 1097packet_send_errors - Packet send errors monitorelement . . . . . . . . . . . . . . . 1098packets_sent - Packets sent monitor element. . . 1098page_allocations - Page allocations monitorelement . . . . . . . . . . . . . . . 1098page_reorgs - Page reorganizations monitorelement . . . . . . . . . . . . . . . 1098page_reclaims_x - Page reclaims exclusive accessmonitor element . . . . . . . . . . . . 1099page_reclaims_s - Page reclaims shared accessmonitor element . . . . . . . . . . . . 1099page_reclaims_initiated_x - Page reclaims initiatedexclusive access monitor element . . . . . . 1100page_reclaims_initiated_s - Page reclaims initiatedshared access monitor element . . . . . . . 1100pages_from_block_ios - Total number of pagesread by block I/O monitor element. . . . . . 1100pages_from_vectored_ios - Total number of pagesread by vectored I/O monitor element . . . . 1101pages_merged - Pages merged monitor element 1101pages_read - Number of pages read monitorelement . . . . . . . . . . . . . . . 1102pages_written - Number of pages written monitorelement . . . . . . . . . . . . . . . 1102parent_activity_id - Parent activity ID monitorelement . . . . . . . . . . . . . . . 1102parent_uow_id - Parent unit of work ID monitorelement . . . . . . . . . . . . . . . 1103partial_record - Partial Record monitor element 1103

participant_no - Participant within Deadlock . . 1104participant_no_holding_lk - Participant Holding aLock on the Object Required by Application. . . 1104participant_type - Participant type monitorelement . . . . . . . . . . . . . . . 1105partition_key - Partitioning key monitor element 1105partition_number - Partition Number . . . . . 1106passthru_time - Pass-Through Time . . . . . 1106passthrus - Pass-Through . . . . . . . . . 1107past_activities_wrapped - Past activities listwrapped monitor element . . . . . . . . . 1107phase_start_event_id - Phase start event ID . . . 1107phase_start_event_timestamp - Phase start eventtimestamp . . . . . . . . . . . . . . 1108piped_sorts_accepted - Piped Sorts Accepted . . 1108piped_sorts_requested - Piped Sorts Requested 1109pkg_cache_inserts - Package cache inserts monitorelement . . . . . . . . . . . . . . . 1109pkg_cache_lookups - Package cache lookupsmonitor element . . . . . . . . . . . . 1111pkg_cache_num_overflows - Package CacheOverflows . . . . . . . . . . . . . . 1113pkg_cache_size_top - Package cache highwatermark . . . . . . . . . . . . . . 1113pool_async_data_gbp_indep_pages_found_in_lbp -Group buffer pool independent data pages foundby asynchronous EDUs in a local buffer poolmonitor element monitor element . . . . . . 1114pool_async_data_gbp_invalid_pages -Asynchronous group buffer pool invalid datapages monitor element . . . . . . . . . . 1114pool_async_data_gbp_l_reads - Asynchronousgroup buffer pool data logical reads monitorelement . . . . . . . . . . . . . . . 1115pool_async_data_gbp_p_reads - Asynchronousgroup buffer pool data physical reads monitorelement . . . . . . . . . . . . . . . 1115pool_async_data_lbp_pages_found -Asynchronous local buffer pool data pages foundmonitor element . . . . . . . . . . . . 1116pool_async_data_read_reqs - Buffer poolasynchronous read requests monitor element . . 1116pool_async_data_reads - Buffer pool asynchronousdata reads monitor element . . . . . . . . 1117pool_async_data_writes - Buffer poolasynchronous data writes monitor element . . . 1118pool_async_index_gbp_indep_pages_found_in_lbp- Group buffer pool independent index pagesfound by asynchronous EDUs in a local bufferpool monitor element monitor element . . . . 1119pool_async_index_gbp_invalid_pages -Asynchronous group buffer pool invalid indexpages monitor element . . . . . . . . . . 1119pool_async_index_gbp_l_reads - Asynchronousgroup buffer pool index logical reads monitorelement . . . . . . . . . . . . . . . 1120pool_async_index_gbp_p_reads - Asynchronousgroup buffer pool index physical reads monitorelement . . . . . . . . . . . . . . . 1120

xiv Database Monitoring Guide and Reference

pool_async_index_lbp_pages_found -Asynchronous local buffer pool index pages foundmonitor element . . . . . . . . . . . . 1121pool_async_index_read_reqs - Buffer poolasynchronous index read requests monitorelement . . . . . . . . . . . . . . . 1121pool_async_index_reads - Buffer poolasynchronous index reads monitor element . . . 1122pool_async_index_writes - Buffer poolasynchronous index writes monitor element . . . 1123pool_async_read_time - Buffer Pool AsynchronousRead Time . . . . . . . . . . . . . . 1123pool_async_write_time - Buffer pool asynchronouswrite time monitor element . . . . . . . . 1124pool_async_xda_gbp_indep_pages_found_in_lbp -Group buffer pool independent XML storageobject(XDA) pages found by asynchronous EDUsin a local buffer pool monitor element monitorelement . . . . . . . . . . . . . . . 1125pool_async_xda_gbp_invalid_pages -Asynchronous group buffer pool invalid XDAdata pages monitor element . . . . . . . . 1126pool_async_xda_gbp_l_reads - Group buffer poolXDA data asynchronous logical read requestsmonitor element . . . . . . . . . . . . 1126pool_async_xda_gbp_p_reads - Group buffer poolXDA data asynchronous physical read requestsmonitor element . . . . . . . . . . . . 1127pool_async_xda_lbp_pages_found - Asynchronouslocal buffer pool XDA data pages found monitorelement . . . . . . . . . . . . . . . 1127pool_async_xda_read_reqs - Buffer poolasynchronous XDA read requests monitor element 1128pool_async_xda_reads - Buffer pool asynchronousXDA data reads monitor element . . . . . . 1128pool_async_xda_writes - Buffer poolasynchronous XDA data writes monitor element . 1129pool_config_size - Configured Size of MemoryPool . . . . . . . . . . . . . . . . 1130pool_cur_size - Current Size of Memory Pool . . 1131pool_data_gbp_indep_pages_found_in_lbp - Group buffer pool independent datapages found in local buffer pool monitor element . 1131pool_data_gbp_invalid_pages - Group buffer poolinvalid data pages monitor element . . . . . 1133pool_data_gbp_l_reads - Group buffer pool datalogical reads monitor element . . . . . . . 1134pool_data_gbp_p_reads - Group buffer pool dataphysical reads monitor element . . . . . . . 1136pool_data_lbp_pages_found - Local buffer poolfound data pages monitor element . . . . . . 1138pool_data_l_reads - Buffer pool data logical readsmonitor element . . . . . . . . . . . . 1139pool_data_p_reads - Buffer pool data physicalreads monitor element . . . . . . . . . . 1142pool_data_writes - Buffer pool data writesmonitor element . . . . . . . . . . . . 1144pool_drty_pg_steal_clns - Buffer pool victim pagecleaners triggered monitor element . . . . . . 1146pool_drty_pg_thrsh_clns - Buffer pool thresholdcleaners triggered monitor element . . . . . . 1147

pool_failed_async_data_reqs - Failed data prefetchrequests monitor element . . . . . . . . . 1148pool_failed_async_index_reqs - Failed indexprefetch requests monitor element . . . . . . 1150pool_failed_async_other_reqs - Failed non-prefetchrequests monitor element . . . . . . . . . 1153pool_failed_async_temp_data_reqs - Failed dataprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1154pool_failed_async_temp_index_reqs - Failed indexprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1157pool_failed_async_temp_xda_reqs - Failed XDAprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1159pool_failed_async_xda_reqs - Failed XDA prefetchrequests monitor element . . . . . . . . . 1161pool_id - Memory Pool Identifier . . . . . . 1164pool_index_gbp_indep_pages_found_in_lbp - Group buffer pool independentindex pages found in local buffer pool monitorelement . . . . . . . . . . . . . . . 1165pool_index_gbp_invalid_pages - Group bufferpool invalid index pages monitor element . . . 1166pool_index_gbp_l_reads - Group buffer pool indexlogical reads monitor element . . . . . . . 1168pool_index_gbp_p_reads - Group buffer poolindex physical reads monitor elements . . . . 1169pool_index_lbp_pages_found - Local buffer poolindex pages found monitor element . . . . . 1171pool_index_l_reads - Buffer pool index logicalreads monitor element . . . . . . . . . . 1173pool_index_p_reads - Buffer pool index physicalreads monitor element . . . . . . . . . . 1175pool_index_writes - Buffer pool index writesmonitor element . . . . . . . . . . . . 1177pool_lsn_gap_clns - Buffer pool log space cleanerstriggered monitor element . . . . . . . . . 1179pool_no_victim_buffer - Buffer pool no victimbuffers monitor element . . . . . . . . . 1180pool_queued_async_data_pages - Data pagesprefetch requests monitor element . . . . . . 1181pool_queued_async_data_reqs - Data prefetchrequests monitor element . . . . . . . . . 1183pool_queued_async_index_pages - Index pagesprefetch requests monitor element . . . . . . 1185pool_queued_async_index_reqs - Index prefetchrequests monitor element . . . . . . . . . 1187pool_queued_async_other_reqs - Other requestshandled by prefetchers monitor element . . . . 1189pool_queued_async_temp_data_pages - Datapages prefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1191pool_queued_async_temp_data_reqs - Dataprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1193pool_queued_async_temp_index_pages - Indexpages prefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1195

Contents xv

pool_queued_async_temp_index_reqs - Indexprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1197pool_queued_async_temp_xda_pages - XDA datapages prefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1199pool_queued_async_temp_xda_reqs - XDA dataprefetch requests for temporary table spacesmonitor element . . . . . . . . . . . . 1201pool_queued_async_xda_pages - XDA pagesprefetch requests monitor element . . . . . . 1203pool_queued_async_xda_reqs - XDA prefetchrequests monitor element . . . . . . . . . 1205pool_read_time - Total buffer pool physical readtime monitor element . . . . . . . . . . 1207pool_secondary_id - Memory Pool SecondaryIdentifier . . . . . . . . . . . . . . 1209pool_sync_data_gbp_reads - Synchronous groupbuffer pool data reads monitor element . . . . 1209pool_sync_data_reads - Synchronous buffer pooldata reads monitor element . . . . . . . . 1209pool_sync_index_gbp_reads - Synchronous groupbuffer pool index reads monitor element . . . . 1210pool_sync_index_reads - Synchronous buffer poolindex reads monitor element . . . . . . . . 1210pool_sync_xda_gbp_reads - Synchronous groupbuffer pool XDA data reads monitor element . . 1210pool_sync_xda_reads - Synchronous buffer poolXDA data reads monitor element . . . . . . 1210pool_temp_data_l_reads - Buffer pool temporarydata logical reads monitor element . . . . . . 1210pool_temp_data_p_reads - Buffer pool temporarydata physical reads monitor element . . . . . 1212pool_temp_index_l_reads - Buffer pool temporaryindex logical reads monitor element . . . . . 1214pool_temp_index_p_reads - Buffer pool temporaryindex physical reads monitor element . . . . . 1216pool_temp_xda_l_reads - Buffer pool temporaryXDA data logical reads monitor element . . . . 1218pool_temp_xda_p_reads - Buffer pool temporaryXDA data physical reads monitor element . . . 1220pool_watermark - Memory Pool Watermark . . . 1222pool_write_time - Total buffer pool physical writetime monitor element . . . . . . . . . . 1223pool_xda_gbp_indep_pages_found_in_lbp - Group buffer pool XDAindependent pages found in local buffer poolmonitor element . . . . . . . . . . . . 1225pool_xda_gbp_invalid_pages - Group buffer poolinvalid XDA data pages monitor element. . . . 1226pool_xda_gbp_l_reads - Group buffer pool XDAdata logical read requests monitor element . . . 1228pool_xda_gbp_p_reads - Group buffer pool XDAdata physical read requests monitor element . . 1230pool_xda_l_reads - Buffer pool XDA data logicalreads monitor element . . . . . . . . . . 1232pool_xda_lbp_pages_found - Local buffer poolXDA data pages found monitor element . . . . 1234pool_xda_p_reads - Buffer pool XDA dataphysical reads monitor element . . . . . . . 1236

pool_xda_writes - Buffer pool XDA data writesmonitor element . . . . . . . . . . . . 1238port_number - Port number monitor element . . 1240post_shrthreshold_hash_joins - Post thresholdhash joins . . . . . . . . . . . . . . 1240post_shrthreshold_sorts - Post shared thresholdsorts monitor element . . . . . . . . . . 1241post_threshold_hash_joins - Hash Join Threshold 1242post_threshold_olap_funcs - OLAP FunctionThreshold monitor element . . . . . . . . 1243post_threshold_peas - Partial early aggregationthreshold monitor element . . . . . . . . 1243post_threshold_peds - Partial early distinctsthreshold monitor element . . . . . . . . 1246post_threshold_sorts - Post threshold sortsmonitor element . . . . . . . . . . . . 1248prefetch_wait_time - Time waited for prefetchmonitor element . . . . . . . . . . . . 1249prefetch_waits - Prefetcher wait count monitorelement . . . . . . . . . . . . . . . 1251prep_time - Preparation time monitor element 1253prep_time_best - Statement best preparation timemonitor element . . . . . . . . . . . . 1253prep_time_worst - Statement worst preparationtime monitor element . . . . . . . . . . 1253prev_uow_stop_time - Previous Unit of WorkCompletion Timestamp. . . . . . . . . . 1254priority - Priority value monitor element . . . . 1254priv_workspace_num_overflows - PrivateWorkspace Overflows . . . . . . . . . . 1255priv_workspace_section_inserts - PrivateWorkspace Section Inserts . . . . . . . . . 1255priv_workspace_section_lookups - PrivateWorkspace Section Lookups . . . . . . . . 1256priv_workspace_size_top - Maximum PrivateWorkspace Size . . . . . . . . . . . . 1257product_name - Product Name . . . . . . . 1257progress_completed_units - Completed ProgressWork Units . . . . . . . . . . . . . . 1257progress_description - Progress Description . . . 1258progress_list_attr - Current Progress ListAttributes . . . . . . . . . . . . . . 1258progress_list_cur_seq_num - Current Progress ListSequence Number . . . . . . . . . . . 1259progress_seq_num - Progress Sequence Number 1259progress_start_time - Progress Start Time. . . . 1259progress_total_units - Total Progress Work Units 1259progress_work_metric - Progress Work Metric 1260pseudo_deletes - Pseudo deletes monitor element 1260pseudo_empty_pages - Pseudo empty pagesmonitor element . . . . . . . . . . . . 1260query_actual_degree - Actual runtime degree ofintrapartition parallelism monitor element . . . 1261query_card_estimate - Query Number of RowsEstimate. . . . . . . . . . . . . . . 1261query_cost_estimate - Query cost estimatemonitor element . . . . . . . . . . . . 1262query_data_tag_list - Estimated query data tag listmonitor element . . . . . . . . . . . . 1262queue_assignments_total - Queue assignmentstotal monitor element . . . . . . . . . . 1263

xvi Database Monitoring Guide and Reference

queue_start_time - Queue start timestampmonitor element . . . . . . . . . . . . 1264queue_size_top - Queue size top monitor element 1264queue_time_total - Queue time total monitorelement . . . . . . . . . . . . . . . 1264queued_agents - Queued threshold agentsmonitor element . . . . . . . . . . . . 1265quiescer_agent_id - Quiescer Agent Identification 1265quiescer_auth_id - Quiescer User AuthorizationIdentification . . . . . . . . . . . . . 1265quiescer_obj_id - Quiescer Object Identification 1265quiescer_state - Quiescer State . . . . . . . 1266quiescer_ts_id - Quiescer Table SpaceIdentification . . . . . . . . . . . . . 1266range_adjustment - Range Adjustment . . . . 1266range_container_id - Range Container . . . . . 1267range_end_stripe - End Stripe . . . . . . . 1267range_max_extent - Maximum Extent in Range 1267range_max_page_number - Maximum Page inRange . . . . . . . . . . . . . . . 1267range_num_containers - Number of Containers inRange . . . . . . . . . . . . . . . 1267range_number - Range Number . . . . . . . 1268range_offset - Range Offset . . . . . . . . 1268range_start_stripe - Start Stripe . . . . . . . 1268range_stripe_set_number - Stripe Set Number 1268reclaim_wait_time - Reclaim wait time monitorelement . . . . . . . . . . . . . . . 1269reclaimable_space_enabled - Reclaimable spaceenabled indicator monitor element . . . . . . 1270regvar_collection_type - Registry variablecollection type. . . . . . . . . . . . . 1270regvar_level - Registry variable level . . . . . 1271regvar_name - Registry variable name. . . . . 1271regvar_old_value - Registry variable old value 1271regvar_value - Registry variable value. . . . . 1272rej_curs_blk - Rejected Block Cursor Requests 1272rem_cons_in - Remote Connections To DatabaseManager . . . . . . . . . . . . . . 1272rem_cons_in_exec - Remote ConnectionsExecuting in the Database Manager . . . . . 1273remote_lock_time - Remote Lock Time . . . . 1273remote_locks - Remote Locks . . . . . . . . 1274remote_member - Remote member monitorelement . . . . . . . . . . . . . . . 1274reopt - Reopt bind option monitor element . . . 1275reorg_completion - Reorganization CompletionFlag . . . . . . . . . . . . . . . . 1275reorg_current_counter - Reorganize Progress . . 1275reorg_end - Table Reorganize End Time . . . . 1276reorg_index_id - Index Used to Reorganize theTable . . . . . . . . . . . . . . . . 1276reorg_long_tbspc_id - Table Space Where LongObjects are Reorganized monitor element . . . 1276reorg_max_counter - Total Amount ofReorganization . . . . . . . . . . . . 1276reorg_max_phase - Maximum Reorganize Phase 1276reorg_phase - Table reorganization phase monitorelement . . . . . . . . . . . . . . . 1277reorg_phase_start - Reorganize Phase Start Time 1278reorg_rows_compressed - Rows Compressed . . 1278

reorg_rows_rejected_for_compression - RowsRejected for Compression . . . . . . . . . 1278reorg_start - Table Reorganize Start Time . . . . 1278reorg_status - Table Reorganize Status . . . . . 1279reorg_tbspc_id - Table Space Where Table or Datapartition is Reorganized . . . . . . . . . 1279reorg_type - Table Reorganize Attributes . . . . 1279reorg_xml_regions_compressed - XML regionscompressed monitor element . . . . . . . . 1280reorg_xml_regions_rejected_for_compression -XML regions rejected for compression monitorelement . . . . . . . . . . . . . . . 1280req_agent_tid - Thread identifier for agent waitingto acquire lock monitor element . . . . . . . 1281req_application_handle - Identifier for applicationwaiting to acquire lock monitor element . . . . 1281req_executable_id - Identifier for statement sectionwaiting to acquire lock monitor element . . . . 1281req_member - Member of application waiting toacquire lock monitor element. . . . . . . . 1281request_exec_time_avg - Request execution timeaverage monitor element . . . . . . . . . 1282rf_log_num - Log being rolled forward monitorelement . . . . . . . . . . . . . . . 1282rf_status - Log Phase . . . . . . . . . . 1283rf_timestamp - Rollforward Timestamp . . . . 1283rf_type - Rollforward Type . . . . . . . . 1283rollback_sql_stmts - Rollback StatementsAttempted . . . . . . . . . . . . . . 1283rolled_back_agent_id - Rolled Back Agent . . . 1284rolled_back_appl_id - Rolled Back Application 1285rolled_back_participant_no - Rolled backapplication participant monitor element . . . . 1285rolled_back_sequence_no - Rolled Back SequenceNumber . . . . . . . . . . . . . . . 1285root_node_splits - Root node splits monitorelement . . . . . . . . . . . . . . . 1286routine_id - Routine ID monitor element . . . . 1286routine_module_name - Routine module namemonitor element . . . . . . . . . . . . 1287routine_name - Routine name monitor element 1287routine_schema - Routine schema monitorelement . . . . . . . . . . . . . . . 1288routine_type - Routine type monitor element . . 1288rows_deleted - Rows deleted monitor element 1289rows_fetched - Rows fetched monitor element 1289rows_inserted - Rows inserted monitor element 1290rows_modified - Rows modified monitor element 1290rows_read - Rows read monitor element . . . . 1292rows_returned - Rows returned monitor element 1294rows_returned_top - Actual rows returned topmonitor element . . . . . . . . . . . . 1296rows_selected - Rows Selected . . . . . . . 1296rows_updated - Rows updated monitor element 1297rows_written - Rows Written . . . . . . . . 1298rqsts_completed_total - Total requests completedmonitor element . . . . . . . . . . . . 1298savepoint_id - Savepoint ID . . . . . . . . 1299sc_work_action_set_id - Service class work actionset ID monitor element . . . . . . . . . . 1300

Contents xvii

sc_work_class_id - Service class work class IDmonitor element . . . . . . . . . . . . 1300sec_log_used_top - Maximum Secondary LogSpace Used. . . . . . . . . . . . . . 1301sec_logs_allocated - Secondary Logs AllocatedCurrently . . . . . . . . . . . . . . 1301section_actuals - Section actuals monitor element 1302section_env - Section environment monitorelement . . . . . . . . . . . . . . . 1302section_number - Section number monitorelement . . . . . . . . . . . . . . . 1303section_type - Section type indicator monitorelement . . . . . . . . . . . . . . . 1304select_sql_stmts - Select SQL Statements Executed 1304select_time - Query Response Time. . . . . . 1305sequence_no - Sequence number monitor element 1306sequence_no_holding_lk - Sequence NumberHolding Lock . . . . . . . . . . . . . 1306server_db2_type - Database Manager Type atMonitored (Server) Node . . . . . . . . . 1307server_instance_name - Server Instance Name 1307server_platform - Server Operating System . . . 1307server_prdid - Server Product/Version ID . . . 1308server_version - Server Version . . . . . . . 1308service_class_id - Service class ID monitorelement . . . . . . . . . . . . . . . 1309service_level - Service Level . . . . . . . . 1310service_subclass_name - Service subclass namemonitor element . . . . . . . . . . . . 1310service_superclass_name - Service superclassname monitor element . . . . . . . . . . 1311session_auth_id - Session authorization IDmonitor element . . . . . . . . . . . . 1312shr_workspace_num_overflows - SharedWorkspace Overflows . . . . . . . . . . 1313shr_workspace_section_inserts - SharedWorkspace Section Inserts . . . . . . . . . 1314shr_workspace_section_lookups - SharedWorkspace Section Lookups . . . . . . . . 1314shr_workspace_size_top - Maximum SharedWorkspace Size . . . . . . . . . . . . 1315skipped_prefetch_data_p_reads - Skipped prefetchdata physical reads monitor element . . . . . 1316skipped_prefetch_index_p_reads - Skippedprefetch index physical reads monitor element . . 1317skipped_prefetch_temp_data_p_reads - Skippedprefetch temporary data physical reads monitorelement . . . . . . . . . . . . . . . 1318skipped_prefetch_temp_index_p_reads - Skippedprefetch temporary index physical reads monitorelement . . . . . . . . . . . . . . . 1319skipped_prefetch_temp_xda_p_reads - Skippedprefetch temporary XDA data physical readsmonitor element . . . . . . . . . . . . 1320skipped_prefetch_uow_data_p_reads - Skippedprefetch unit of work data physical reads monitorelement . . . . . . . . . . . . . . . 1321skipped_prefetch_uow_index_p_reads - Skippedprefetch unit of work index physical readsmonitor element . . . . . . . . . . . . 1321

skipped_prefetch_uow_temp_data_p_reads -Skipped prefetch unit of work temporary dataphysical reads monitor element . . . . . . . 1322skipped_prefetch_uow_temp_index_p_reads -Skipped prefetch unit of work temporary indexphysical reads monitor element . . . . . . . 1323skipped_prefetch_uow_temp_xda_p_reads -Skipped prefetch unit of work temporary XDAdata physical reads monitor element . . . . . 1323skipped_prefetch_uow_xda_p_reads - Skippedprefetch unit of work XDA data physical readsmonitor element . . . . . . . . . . . . 1323skipped_prefetch_xda_p_reads - Skipped prefetchXDA physical reads monitor element . . . . . 1324smallest_log_avail_node - Node with LeastAvailable Log Space . . . . . . . . . . . 1325snapshot_timestamp - Snapshot timestampmonitor element . . . . . . . . . . . . 1325sort_heap_allocated - Total Sort Heap Allocated 1325sort_heap_top - Sort private heap high watermark 1326sort_overflows - Sort overflows monitor element 1326sort_shrheap_allocated - Sort Share HeapCurrently Allocated . . . . . . . . . . . 1328sort_shrheap_top - Sort share heap highwatermark . . . . . . . . . . . . . . 1328source_service_class_id - Source service class IDmonitor element . . . . . . . . . . . . 1329sp_rows_selected - Rows Returned by StoredProcedures . . . . . . . . . . . . . . 1329specific_name - Specific name monitor element 1330sql_chains - Number of SQL Chains Attempted 1330sql_req_id - Request Identifier for SQL Statement 1331sql_reqs_since_commit - SQL Requests Since LastCommit . . . . . . . . . . . . . . . 1331sql_stmts - Number of SQL Statements Attempted 1331sqlca - SQL Communications Area (SQLCA). . . 1332sqlrowsread_threshold_id - SQL rows readthreshold ID monitor element . . . . . . . 1332sqlrowsread_threshold_value - SQL rows readthreshold value monitor element . . . . . . 1333sqlrowsread_threshold_violated - SQL rows readthreshold violated monitor element. . . . . . 1333sqlrowsreadinsc_threshold_id - SQL rows read inservice class threshold ID monitor element . . . 1333sqlrowsreadinsc_threshold_value - SQL rows readin service class threshold value monitor element . 1334sqlrowsreadinsc_threshold_violated - SQL rowsread in service class threshold violated monitorelement . . . . . . . . . . . . . . . 1334sqlrowsreturned_threshold_id - SQL rows readreturned threshold ID monitor element . . . . 1334sqlrowsreturned_threshold_value - SQL rows readreturned threshold value monitor element . . . 1335sqlrowsreturned_threshold_violated - SQL rowsread returned threshold violated monitor element . 1335sqltempspace_threshold_id - SQL temporary spacethreshold ID monitor element . . . . . . . 1335sqltempspace_threshold_value - SQL temporaryspace threshold value monitor element . . . . 1336sqltempspace_threshold_violated - SQL temporaryspace threshold violated monitor element . . . 1336

xviii Database Monitoring Guide and Reference

spacemappage_page_reclaims_x - Space map pagereclaims exclusive access monitor element . . . 1336spacemappage_page_reclaims_s - Space map pagereclaims shared access monitor element . . . . 1337spacemappage_page_reclaims_initiated_x - Spacemap page reclaims initiated exclusive accessmonitor element . . . . . . . . . . . . 1338spacemappage_page_reclaims_initiated_s - Spacemap page reclaims initiated shared access monitorelement . . . . . . . . . . . . . . . 1338spacemappage_reclaim_wait_time - Space ma

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