[GE users] Output From 'qacct'

Reuti reuti at staff.uni-marburg.de
Tue Aug 28 12:08:08 BST 2007


Hi,

Am 28.08.2007 um 03:39 schrieb Graham Jenkins:

> Hereunder is what I get from a typical 'qacct' command.  And the bit
> that puzzles me is why the CPU time doesn't seem to be the sum of
> UTIME and STIME.
>
> Is the sum being multiplied by the number of slots? This theory
> doesn't hang together .. the 'morwenna' user never uses more than
> 4 slots, for instance, and her jobs typically run for 3 minutes.
>
> And is the MEMORY figure the sum of memory-usage for all slots?
> And for IO (not shown here) .. same question?

man accounting

will explain some details.

> --
>
> gjenkins at hn3 /var/tmp> qacct -d 4 -o -pe | cut -c 1-93
> OWNER        PE        WALLCLOCK         UTIME          
> STIME           CPU             MEMORY
> ====================================================================== 
> =======================
> gjenkins     NONE             16             0              
> 0             1              0.016
> gjenkins     mpich           957             0              
> 0             9              1.012
> jlai         NONE              1             0              
> 0             0              0.000
> morwenna     mpich         11954           584            
> 149          6913           3542.973
> netsimuser   NONE              1             0              
> 0             0              0.000
> rclimateuser NONE         633359        205203         19804         
> 302830          65686.980
> vcpuser      mpich        296891        187187         82505         
> 269712          40121.886
>   ..

Are these parallel jobs with a Tight Integration? Standard MPICH(1)  
was used? As each qrsh is added up, they should summarize to the same  
value (with some overhead in CPU [which is done by SGE] because of  
the startup procedure for each remote task).

-- Reuti

> -- 
> Graham Jenkins
> Senior Software Specialist, E-Research
>
> Email: Graham.Jenkins at its.monash.edu.au
> Tel:   +613 9905-5942
> Mob:   +614 4850-2491
>
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