sap basis interview qns,

5
Daily Monitoring Activities: SM5 1 SAP Servers ST02 SAP Buffers SM5 0 Work Process Overview ST03 Perf., SAP Stats, WorkLoad SM6 6 System wide Work process Over. ST04 DB Performance Monitor SM0 4 User active List DB02 Tables & Indexes Monitor AL08 Users Logged On ST06/OS06 OS Monitor SML G Logon Grp’s Maintenance screen DB12 DBA Backup Logs SM2 1 System Log Analysis DB16 DB Checks SM1 2 Display & Delete locks SP01 Spool Requests SM1 3 Administrate Update Records SM3 7 Overview of Job Selection ST22 : TIME_OUT, RAISE_EXCEPTION, CONVT_NO_NUMBER, Datatype SM21 : Short dumps, user problems ST02 : Swaps, Hit ratio, max use ~ in memory ST03 : Workload analysisàDialogàResponse time ST04 : Data buffer, DD Cache & Pin Ratio >Quality. File systems [Reads / Writes]. SQL Request [Executions, buffer gets, disk reads], Alert Log Disk reads more due to improper indexes, db statistics and buffer sizing. DB02 : Tablespace used percentage, Missing Indexes, Space Critical Objects ST06 : CPU Utilization, OS Log, OS Collector, LAN DB12 : Backup Info, Redo Logs Info DB16 : Dead locks, Tablespace alerts SM50 : CPU, SMLG: Instance Response time<1000ms, Dispatcher Queue, Favorite server RZ03 : Displays server statuses Background jobs: 1 Scheduling: Job name, Job class, Status, Target server, Spool recipient 2 Releasing jobs: Immediate||Date/Time||Operational modes||After Event|| After Job 3 Monitoring Jobs: Capture, Cancel, compare, copy, move Time Delay à wp increase, operation modes. Job is running and work processes is in wait state Sm37àcheck status job menu Long running jobs SM50 work processes in running state then contact with consultant

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Page 1: SAP Basis Interview Qns,

Daily Monitoring Activities:SM51

SAP Servers ST02 SAP Buffers

SM50

Work Process Overview ST03Perf., SAP Stats, WorkLoad

SM66

System wide Work process Over. ST04DB Performance Monitor

SM04

User active List DB02Tables & Indexes Monitor

AL08 Users Logged On ST06/OS06 OS MonitorSMLG

Logon Grp’s Maintenance screen DB12DBA Backup Logs

SM21

System Log Analysis DB16DB Checks

SM12

Display & Delete locks SP01 Spool Requests

SM13

Administrate Update Records

SM37

Overview of Job Selection

ST22 : TIME_OUT, RAISE_EXCEPTION, CONVT_NO_NUMBER, DatatypeSM21 : Short dumps, user problemsST02 : Swaps, Hit ratio, max use ~ in memory ST03 : Workload analysisàDialogàResponse timeST04 : Data buffer, DD Cache & Pin Ratio >Quality. File systems [Reads / Writes].

SQL Request [Executions, buffer gets, disk reads], Alert LogDisk reads more due to improper indexes, db statistics and buffer sizing.

DB02 : Tablespace used percentage, Missing Indexes, Space Critical ObjectsST06 : CPU Utilization, OS Log, OS Collector, LANDB12 : Backup Info, Redo Logs InfoDB16 : Dead locks, Tablespace alertsSM50 : CPU, SMLG: Instance Response time<1000ms, Dispatcher Queue, Favorite server RZ03 : Displays server statuses

Background jobs:1 Scheduling: Job name, Job class, Status, Target server, Spool recipient2 Releasing jobs: Immediate||Date/Time||Operational modes||After Event|| After Job3 Monitoring Jobs: Capture, Cancel, compare, copy, move

Time Delay à wp increase, operation modes.Job is running and work processes is in wait state Sm37àcheck status job menuLong running jobs SM50 work processes in running state then contact with consultant

Page 2: SAP Basis Interview Qns,

Client Administration4 Client Settings: Production client Open: Cross client Object changes5 Local / Remote / Export/Import Copies

TMS6 TMS Configuration

o Configuring the transport domain controllero Adding systemso Configuring the transport routes

7 K type C type T type8 Transport from STMS 9 OS level: <SID>ADM10 tp addtobuffer <change_req> SID pf=tp_<domian>.pfl11 tp import <change_req> SID client777 pf=tp_<domian>.pfl

Applying Support Packs12 Pre: Client 000 || SAP_OCS || Same level for SAP_ABA & SAP_BASIS ||

SAP*KXXXnn || /usr/sap/trans/log13 Process:

1. Download: SAPNET || www.service.sap.com\swdc2. Two ways: SPAMàSupport packages MenuàLoad Packages. From Front-End & from Application server

14 \\hostname\sapmnt\trans\EPS\in 15 sapcar –xvf <location://…/XXX.CAR>

Kernel Upgradation16 Process

17 Download : Database depenedent & Independent || www.service.sap.com/swdc

18 SM51—Kernel Version snapshot19 Backup of Kernel20 System Down along with services21 Replace new kernel patches in old kernel directory22 System Up23 Health check: SM21, ST2224 SM51—Kernel Version snapshot

Spool Administration25 Printers Configuration: OS Level Configuration + SPAD26 Spool requests Monitoring: SP01

Page 3: SAP Basis Interview Qns,

272829 User Administration

30 Handling missing authorization problems31 Mass user activities

3. Locking & Unlocking Users4. Changing Passwords

32 Roles || ProfilesOrganization Levels

33 Audit Information System34 Parameters

Login/no_automatic_user_sapstarLogin/disable_multi_gui_logonLogin/disable_password_logonLogin/failed_user_auto_unlockLogin/fails_to_session_endLogin/min_password_diff || digits || letters || lng || specialsLogin/password_expiration_timeRdisp/gui_auto_logout: Depending on the idle time, session automatically logout’s.

Database Administration35 Backup Strategy: Daily online and redo logs backup and weekly offlineTape Device type : DST 310 || Capacity: 50 GB || Transfer rate : 30-50 GB/hour36 Tablespace AdministrationPre: Check free space & No backupsProcess: <SID>ADMà BRTOOLSàSpace ManagementàExtend TablespacePost: Complete backup37 Updating Table statistics: CBOAnalyze package || DBSTATC table || Optimizer_mode = choose || DB20

38 Database check: DB17 || DB16 || BRCONNECT || Daily activity

Database RefreshProcess: The Process of refreshing the Data from one System with another System Data is called as DB Refresh

39 Primary site: Database backup & Control file backup40 Secondary site:

41 Backup of needed information in the Secondary system42 Database restore43 Control file script creation and execution in no mount state.44 Recovery45 Database open using resetlogs or noresetlogs.

46 Commands used:1. Alter database backup controlfile to trace;

Page 4: SAP Basis Interview Qns,

2. Alter database recover using backup controlfile until cancel;3. Alter database open resetlogs / noresetlogs;

Disaster Recovery SiteProcess:

47 Primary site: Database backup & Standby Controlfile creation48 Secondary site

1. Database restore2. Placing controlfile in respective location according to parameter file,

initSID.ora3. Recovery4. Read Only 5. Activating Standby database6. Database Open

49 Command used:1. Alter database create standby controlfile as ‘//path…./XXX.dat’;2. Recover standby database;

Set auto recovery ON; Alter database recover cancel;

3. Alter database open read only;4. Alter database activate standby database;5. Alter database open;

Archive Log commands & Parameters:50 Log_archive_start=True/False Log_archive_dest=//path..name51 Alter database archivelog / noarchivelog;52 Alter system archive log current;53 Alter system archive log start;

Installation of ECC5.0:Installation [Windows 2003 Server]:

54 Page file55 Java Development Kit J2SDK1.4.2_09 www.java.sun.com/j2se/1.4.2/downloads56 Environment Variables57 Oracle Software58 Oracle Patches59 Central Instance

Required DVDs: 60 SAP Installation Master DVD61 SAP Kernel DVD62 SAP Web AS Java DVD (includes CD IGS folder IGS_SOFT for

the installation of IGS)63 Database DVD

64 Database InstanceRequired DVDs

65 SAP Installation Master DVD

Page 5: SAP Basis Interview Qns,

66 SAP Kernel DVD67 All Export DVDs68 Database DVD

69 SAPGUI InstallationInstallation [SUN Solaris]:

70 SWAP size 71 Java Development Kit J2SDK1.4.2_09

www.java.sun.com/j2se/1.4.2/downloads72 Environment Variables73 Central Instance74 Oracle Software75 Oracle Patches76 Database Instance77 SAPGUI Installation

Post Installation:78 Installation Check- SICK, SM2879 User Creation80 Checking default passwords of Super users81 Initialization of CTO – SE0682 STMS83 Client Creation + Client copy + Logical system84 Applying Support Packs and Kernel Upgradation85 Default Scheduling of SAP Standard background jobs86 SGEN87 SAP License88 Complete Database Backup89 Updating System data in service.sap.com/systemdata