1] Check that all the application servers are up:
sm51 SAP Servers
sm04/al08 Logon Users

2] Check that daily backup are executed without errors
db12 Backup logs: overview

3] SAP standard background jobs are running successfully. Review for cancelled and critical jobs.
sm37 Background jobs— Check for successful completion of jobs. Enter * in user-id field and verify that all critical successful jobs and review any cancelled jobs.

4] Operating system Monitoring
st06

5] Extents monitoring
db02 Database monitoring–Check for max-extents reached

6] Check work-processes(started from sm51)
sm50 Process overview– All work processes with a running or waiting status.

7] Check system log
sm21 System log– Set date and time to before the last log review. Check for errors ,warning, security, message-bends, database events.

8] Review workload statistics
st03 Workload analysis of
sto2 tune summary instance

9] Look for any failed updates
sm13 update records

10] check for old locks
sm12 lock entry list

11] Check for spool problems
sp01 spool request screen– check for spool that are in request for over an hour.

12] Review and resolve dumps
st22 ABAP Dump analysis

13] Checking .trc file in SAP trace directory for block corruption on daily basis.
C:\ORacle\sid\saptrace

14] Archive backup
brarchive -f force -cds -c
Insert the archive backup tape

15] Review NT system logs for problem
-> NT system log- look 4 errors or failures
-> NT security log- failed logon 2 sap servers
-> NT Application log -look 4 errors or failures

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