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Re: how to discover description of error which terminated run


On Wed, Dec 05, 2012 at 12:02:32PM -0500, John Lumby wrote:
> 
> Recently my system tap runs have been terminating abruptly during a run,
> (long after the start of the subject workload so not initialisation-related,
> ?but also long before the workload itself ends)
> and printing something like this at the end:
> 
> WARNING: Number of errors: 1, skipped probes: 0
> WARNING: /usr/local/bin/staprun exited with status: 1
> Pass 5: run completed in 20usr/30sys/55140real ms.
> Pass 5: run failed.? Try again with another '--vp 00001' option.
> Keeping temporary directory "/tmp/stapOlPtXe"
> 
> Prior to this it has successfully and correctly printed all the output from all probes
> hit till then (they are all user probes by the way? -? I am not using the kprobe)
> 
> It has the look of hitting some resource limit but I can't be sure.
> How can I get stap to tell me the description of the error which occurred?
> (and also of course make it continue )

It is strange there is no actualy ERROR reported.
Maybe look at dmesg or /var/log/messages output to see if there is
a hint there?
If there was an actual error message, then the following page has
a couple of hints how to get past some resource limit:
http://sourceware.org/systemtap/wiki/TipExhaustedResourceErrors

Cheers,

Mark


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