Every log file (initial and after any log rolling) starts with a diagnostic header which indicates the startup and current information for an process.

The diagnostic header is as follows:

MAIN_MSG-*-STARTUP-The following lines are routine diagnostic output; this is not a crash.
================================================================================
Start of process debug and runtime information:
================================================================================

<the standard header included with a stacktrace> 

================================================================================
End of process debug and runtime information
================================================================================

The standard header for a stacktrace includes:

  • Command line arguments of the process

  • Which libraries are loaded

  • The environment