Re: [HTCondor-users] Failure to Submit Jobs - Intensive IO on one of the Nodes Causing Collector Outage

[Andrey Kuznetsov <akuznet1@xxxxxxxx>]

Just confirmed and solved the problem by reinstalling the OS to an
SSD, no more failures to submit.

On Wed, Feb 19, 2014 at 4:38 AM, Andrey Kuznetsov <akuznet1@xxxxxxxx> wrote:
> Apparently, the disk load is so high on the processing machine that
> condor is having problems communicating, resulting in submit failure.
> When jobs are submitted to be run on the collector machine with the
> same 100% disk IO, the job submission never fails, that is probably
> because the OS and condor logs/etc files are on a dedicated SSD disk,
> instead of on the RAID5 which is being 100% utilized. Not sure how
> much it matters that the submission machine is the collector machine
> and that the required machine is the collector for the case where no
> jobs fail to submit.
>
> On Tue, Feb 18, 2014 at 9:21 AM, Andrey Kuznetsov <akuznet1@xxxxxxxx> wrote:
>> I thought it was clear when I said one machine is a collector and another
>> machine is the data processor.
>>
>> The collector is idle with no load.
>>
>> --
>> Andrey Kuznetsov
>>
>> On Feb 18, 2014 7:31 AM, "Ben Cotton" <ben.cotton@xxxxxxxxxxxxxxxxxx> wrote:
>>>
>>> Andrey,
>>>
>>> Does your collector also run jobs? It's not clear from your
>>> description. If that's the case, you may want to dedicate another
>>> machine for the scheduler and central manager roles.
>>>
>>>
>>> Thanks,
>>> BC
>>>
>>>
>>> --
>>> Ben Cotton
>>> main: 888.292.5320
>>>
>>> Cycle Computing
>>> Leader in Utility HPC Software
>>>
>>> http://www.cyclecomputing.com
>>> twitter: @cyclecomputing
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>
>
>
> --
> Andrey Kuznetsov <akuznet1@xxxxxxxx>



-- 
Andrey Kuznetsov <akuznet1@xxxxxxxx>