SAP Monitoring Tcode (Pt 5)

ST11 – Developer Trace

SAP Menu : Choosing Tools-> Administration-> Monitor -> Traces -> Developer Traces or tcode ST11

Developer Trace contain technical information for use in the event of problem with the system

• Using the entries in the developer traces requires a sophisticated knowledge of the host systems in which SAP system is running
• The traces can be useful in diagnosing host system and problem that are affecting SAP system.
• Developer traces are written in files in the work directory of the SAP application server that generated the trace

Components	File Name
Dispatcher	dev_disp
Work process	dev_w “n” is number of WP
RFC	dev_rfc, dev_rfc
Internet Communication Manager	dev_icm
Startup	dev_sapstart
Message server	dev_ms
Gateway	dev_rd

Use developer traces transaction to check core file entries if this occupied the major space.

• The core file located in the local host or application server which is rdmspbaap server of production server.
• Login to application server with adm user
• Check the mount point /usr/sap/BZP usage, if the usage is more then 80%, then it’s worth deleting the core file to release some space.
• Go to /usr/sap//DVEBMGS01/work
• List the file size of the core file and it’s save to delete this file