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Subject: Re: [OMPI users] perhaps an openmpi bug, how best to identify?
From: Olivier Marsden (Olivier.Marsden_at_[hidden])
Date: 2010-07-12 11:14:46


Hi again,
after testing as suggested, it is indeed a massive slowdown rather than
a full-blown machine hang.
Would the next test be to run with debug flags for openmpi ?
Regards,

Olivier Marsden

Jeff Squyres wrote:
> On Jul 7, 2010, at 12:50 PM, Olivier Marsden wrote:
>
>
>> Hi Jeff, thanks for the response.
>> As soon as I can afford to reboot my workstation,
>> like tomorrow, I will test as you suggest whether the computer
>> actually hangs or just slows down. For exhaustive kernel logging,
>> I replaced the following line
>> kern.* -/var/log/kern.log
>> with
>> kern.* /var/log/kern.log
>> in my /etc/rsyslog.d/50-default.conf file, does that look about right?
>>
>
> I'd add another:
>
> *.* -/var/log/everything.log
>
> ...because who knows what the actual problem is?
>
> And/or, if you have another machine that can listen for syslog, remote syslog to that machine so that you might be able to see the results more or less immediately.
>
>