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Re: stap early exit
- From: Srinivasa D S <srinivasa at in dot ibm dot com>
- To: systemtap at sourceware dot org
- Cc: Jim Keniston <jkenisto at us dot ibm dot com>, systemtap <systemtap at sources dot redhat dot com>
- Date: Thu, 10 Apr 2008 20:07:14 +0530
- Subject: Re: stap early exit
- Organization: IBM
- References: <1207788684.3912.15.camel@dyn9047018139.beaverton.ibm.com>
On Thursday 10 April 2008 06:21:23 am Jim Keniston wrote:
> A SystemTap user at IBM is seeing his stap script terminate after a few
> minutes, for no reason that he or I can figure out. The final message
> is:
> stapio:cleanup_and_exit:229 closing control channel
>
> Conversation below; script attached.
>
> Any suggestions?
>
I had encountered this kind of situation once, when I was probing frequently
executed kernel function and collecting data in a global variable on big-smp
system.
I Increased the MAXTRYLOCK variable and that solved my problem.
Hope this will help.
Thanks
Srinivasa DS