When a crash takes place, diagnostic data is required to help diagnose
the problem.
- The output of stackit.sh run against the core file located as specified
by the label field of -Xdump:what. stackit.sh is a
script that runs a dbx session and is available from your Support Representative
or from jvmcookbook@uk.ibm.com.
- The output of Jjextract run against the core file:
jextract [core file]
and
collect the core.{date}.{time}.{pid}.dmp.zip output. See Using system dumps and the dump viewer for
details about jextract.
- Collect the javadump file. This file should be in the location detailed
against the label field in -Xdump:what for javadumps
- Collect any stdout and stderr output generated by the Java™ process
- Collect the system error report:
errpt -a > errpt.out
The above steps should leave you with the following files:
- stackit.out
- core.{date}.{time}.{pid}.dmp.zip
- javacore.{date}.{time}.{pid}.txt
- Snap<seq>.<date>.<time>.<pid>.trc
- errpt.out
- stderr/stdout files