13 monitor analyse system
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Monitor & Analyse SystemThe Computing Center Management System
(CCMS) allows you to monitor, control, and configure your SAP System
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Monitoring: What, Why, Who, WhenWhy -
Keep the system runningImprove performance
Who -Administrators
When -Periodically
What - Components in R/3:
R/3 (application servers, buffers, applications, …)
Database: (performance, backup, …)
Operating system: (CPU, file system, …)
12
9
6
3
11 1
7 58 4
210
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The Alert Monitor (RZ20)
Monitoring Tree ElementsMonitoring Tree Elements All tree nodesAll tree nodes
Represent one physical or logical object
Summarize alerts andpropagate to higher nodes
Represent one physical or logical object
Summarize alerts andpropagate to higher nodes
Receive data and may create alerts
Use data for analysisalerts
Receive data and may create alerts
Use data for analysisalerts
Monitoring ObjectsMonitoring Objects
Monitoring AttributesMonitoring Attributes
ViewView
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<SID><SID>
<host>_<SID>_<No><host>_<SID>_<No>
<SID><SID>
Operating Syst.Operating Syst.
BuffersBuffersCPUCPUDiskDisk
DatabaseDatabase
TransportTransport
SDSD
BackupBackupPerformancePerformance
All objects summarized in monitoring tree
Display history and present state, especially alerts
Method assignment for: Analyzing alerts Reaction and notification Data collection
Monitoring ObjectsMonitoring Objects
Monitoring AttributesMonitoring AttributesCPU idle %CPU idle %CPU idle %CPU idle %
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Monitoring Architecture Terminology
Monitoring ArchitectureMonitoring Architecture
Data supplier
Data supplier
Data supplier
Data supplier
Data supplier
Data supplier
DB OS R/3
Monitoring object
Monitoring object
Monitoring object
Data ConsumerData Consumer
A P IA P I
PerformanceDB
Data supplier
Data supplier
R/3 Syslog
MonitorMonitor
FM
Analyze
Data Consumer: RZ20Data Consumer: RZ20
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Monitoring: R/3 Servers and Instances
Applicationserver 1
Applicationserver 1
Applicationserver 2
Applicationserver 2
Applicationserver x
Applicationserver x
.
.
Information:
Instance names Hostname Types of work processes Release Notes Work process overview User overview
Action:
Remote Logon
SM51
R/3 System
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Monitoring: R/3 UsersApplication
Server 1Application
Server 1
ApplicationServer x
ApplicationServer x
.
.
.
SM04
SM04
AL08
Information:
User Client Terminal Transaction
Actions:
Start and stop WPs Debugging Trace End session
SM04 / AL08
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Monitoring: Workload Analysis
Applicationserver 1
Applicationserver 1
Applicationserver 2
Applicationserver 2
Applicationserver x
Applicationserver x
.
.
Dis
pat
cher
Task handler
Dynpro Processor
ABAP Processor
DB-SS
12
9
6
3
11 1
7 58 4
210
ST03
Information:
Response time DB request time Load time Wait time CPU time ...
Different task types:
Dialog Update Background RFC Total
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Monitoring: Buffers
Applicationserver 1
Applicationserver 1
Applicationserver 2
Applicationserver 2
Applicationserver x
Applicationserver x
.
.
Name-tab
PXABuffer
...
TableBuffer
ST02
Information (buffers):
Hit ratio Free space Swaps ...
Information (SAP memory):
Current in use Max. used On disk In memory ...
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Database (view in RZ20)
<DB System>space managementperformancebackup/restoreR/3 consistencyrunning jobshealth
Use the database analysis tools to look in more detail at alerts shown in RZ20
DB12DB12DB13DB13
DB02DB02
ST04ST04
Backup logsBackup logs
St
t
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CRITICAL TASKSCheckup that the R/3 System is upCheck daily backup (DB12)Check all A/s is Up (SM51)Check the CCMS Alert Monitor (RZ20)Check for any failed Updates (SM13)Check System Log (SM21)Reviewing cancelled Jobs (SM37)Checking Locks (SM12)Check for Users on the System (SM04/AL08) contd…
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CRITICAL TASKSCheck for Spool Problems (SP01)Check Job Log (SM35)
Review and Resolve dumps (ST22)Review Workload Statistics (ST03)Review buffer statistics (ST02)Review of DB error logs (AL02/ST04)Review of O/S logs (AL16/OS06)