Category Archives: Case study

share how to use one or several performance tools to trouble-shooting a real performance issue

Why is SAP background job is long running – ABAP logic issue? Why is SAP background job is long running – ABAP logic issue?

In this post, I would show a true business case where I was asked to find out why standard SAP program SHP_DELIVERY_COMPLETE is running longer and throughput from the program is slower and slower. I used SAP SM50, SAP /SDF/MON, SAP ST12, SAP program debugging, SAP table analysis tool TAANA for performance analysis in this…

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SAP job cancelled on error “The document cannot be blocked”

This post is an example showing how we do trouble-shooting on a SAP SM37 job cancellation on error “The document cannot be blocked”. We used SAP transaction SM37 to find the reason for the job cancellation and we use SAP performance snapshots collected via SAP transaction /SDF/MON and SM12 to confirm the cause – SAP…

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/SDF/MON – SAP memory review and analysis

SAP transaction /SDF/MON can be used to collect SAP memory usage snap-shot to show how much SAP memory a SAP user process/program/job is used and how much SAP memory is used by all SAP processes in the instance at any specific moment according to a frequency you specify. When a process/transaction/program/job is finished, you can…

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SAP Workflow performance issue trouble-shooting

In this post, I would show how several SAP performance tools(STAD, SMQS, SE16, ST12/ST05, SM58, SMGW and SE38) worked together to address a system wide workflow performance issue. Hope this post help you to understand those tools better and give you some hints on how to trouble-shoot SAP workflow and/or SAP SMQS related performance issue….

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