[Mauiusers] Maui unresponsive while writing strange lines unto
David B Jackson
jacksond at clusterresources.com
Fri Dec 14 22:58:10 MST 2007
Can you roll this patch into the latest release of Maui?
> It is debug printing that happens when it detects corruption in
> the reservation table. (Why that happens is another issue...)
> I've attached a patch that we use to turn off this printing unless
> the log level is turned up.
> Manuel Reiter wrote:
>> I'm running maui 3.2.6p14 and torque 2.0.0p8 on a ~250 node Opteron
>> cluster. While scheduling works fine, maui is often unresponsive to
>> commands like showq, showres and so on. While this is the case, maui
>> seems to write many lines of the form
>> 12/13 13:45:23 INFO: R1 S: 1197730705 E: 1197730718 T: 170
>> N: 92
>> into the log file, although I have
>> LOGLEVEL 0
>> and, experimentally, even
>> LOGFACILITY fLL
>> in my maui config file.
>> Today alone, maui has written about 200.000 of these lines in about 5
>> hours. The pattern is that the index after R1 goes from 0 to 254,
>> followed by two lines like the above but with R1[n] replaced by R2
>> and R2 and then things start over. Between these bursts, I have
>> hours when none of these lines appear in the log and maui is quite
>> Can anybody tell me what these lines actually mean and why maui is
>> spitting out so many of them? Or provide any other insight into my
>> problem os unresponsiveness? I have put
>> RMPOLLINTERVAL 300
>> NODEPOLLFREQUENCY 20
>> JOBAGGREGATIONTIME 60
>> in the maui config in the hopes that this would make things better, but
>> this didn't change things.
>> On another cluster I run (same maui, torque 2.0.0p4) no similar lines
>> appear in the maui logs at all.
>> Any help would be greatly appreciated.
>> Thanks and best regards,
>> Manuel Reiter | reiter at th.physik.uni-
>> Center for Scientific Computing |
>> J.W.Goethe Universität |
>> D-60054 Frankfurt am Main |
>> Germany |
>> mauiusers mailing list
>> mauiusers at supercluster.org
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