[GE users] accounting and parallel jobs

mlmersel Jerry.Mersel at weizmann.ac.il
Tue Nov 10 08:50:16 GMT 2009


Hi Reuti:

 I am using 6.1U4, tight integration.

                         Best,
                           Jerry

<quote who="reuti">
> Am 09.11.2009 um 12:59 schrieb mlmersel:
>
>> and the cpu time?
>
> For Tightly Intergrated jobs you will get several entries in `qacct`,
> unless you specify "accounting_summary TRUE" in the PE configuration.
>
> This is the recorded time of the CPU usage. This can be changed to be
> reserved time (in `qconf -mconf`).
>
> There was a bug in 6.2 which was fixed in 6.2u1, when the builtin
> method killed the slaves too early and their entries were completely
> missing. Which version are you using and which method to invoke the
> slaves?
>
> -- Reuti
>
>
>>
>> <quote who="reuti">
>>> Am 09.11.2009 um 09:20 schrieb mlmersel:
>>>
>>>> It is tightly integrated.
>>>>
>>>> <quote who="fy">
>>>>> Jerry
>>>>>
>>>>> Is you parallel environment tightly-integrated?
>>>>> Loose integration is one reason for low cpu usage in accounting.
>>>>> see:
>>>>> http://gridengine.sunsource.net/howto/howto.html#Tight%
>>>>> 20Integration%20of%20Parallel%20Libraries
>>>
>>> Wallclock is just the wallclock w/o multipication by slots.
>>>
>>> -- Reuti
>>>
>>>
>>>>>
>>>>> cheers
>>>>> Fred Youhanaie
>>>>>
>>>>>
>>>>> On 08/11/09 13:09, mlmersel wrote:
>>>>>> Hi:
>>>>>>
>>>>>>   We have a group of users who have their own queue and run almost
>>>>>> exclusively parallel jobs. The problem is when I calculate the
>>>>>> utilization per month (wall clock time / (secs in month * cores)
>>>>>> I get
>>>>>> a ridiculously small numbers 1%,2%,3%. I know this can't be
>>>>>> correct.
>>>>>>
>>>>>> Is their a problem with the accounting when running parallel jobs?
>>>>>> I am using gridengine 6.1u4.
>>>>>>
>>>>>>                         Thanks,
>>>>>>                           Jerry
>>>>>>
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>>>>>
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