[Swift-devel] more active processes than requested cores

Zhao Zhang zhaozhang at uchicago.edu
Wed Jun 17 10:11:22 CDT 2009


Hi, All

Here is something in my test case:

Swift says:
Progress:  Selecting site:80  Submitted:828  Active:115  Finished in 
previous run:487  Finished successfully:295
Progress:  Selecting site:80  Submitted:828  Active:115  Finished in 
previous run:487  Finished successfully:295
Progress:  Selecting site:80  Submitted:828  Active:115  Finished in 
previous run:487  Finished successfully:295
Progress:  Selecting site:80  Submitted:828  Active:115  Finished in 
previous run:487  Finished successfully:295
Progress:  Selecting site:80  Submitted:828  Active:115  Finished in 
previous run:487  Finished successfully:295

And showq -u says
login3% showq -u
ACTIVE JOBS--------------------------
JOBID     JOBNAME    USERNAME      STATE   CORE  REMAINING  STARTTIME
================================================================================

     0 active jobs :    0 of 3828 hosts (  0.00 %)

Why there are no active SGE jobs, but swift says there are 115 active jobs?

zhao

Mihael Hategan wrote:
> On Tue, 2009-06-16 at 17:30 -0500, Allan Espinosa wrote:
>   
>> By the throttling parameters below, i do expect to have a thousand
>> jobs active at a time.  But shouldn't the coaster request larger
>> blocks to accommodate the 277 active jobs?
>>     
>
> Not if they fit in existing blocks (either vertically or horizontally).
> This is something that should be thought of some more, but for short
> jobs it seems ok.
>
>   
>> sge snapshot:
>> ACTIVE JOBS--------------------------
>> JOBID     JOBNAME    USERNAME      STATE   CORE  REMAINING  STARTTIME
>> ================================================================================
>> 779616    data       tg802895      Running 16     00:36:01  Tue Jun 16 15:59:41
>> 779723    data       tg802895      Running 16     01:44:01  Tue Jun 16 17:07:41
>> 779724    data       tg802895      Running 16     01:44:01  Tue Jun 16 17:07:41
>> 779727    data       tg802895      Running 16     01:45:58  Tue Jun 16 17:09:38
>>
>>
>> swift session snipper
>> Progress:  Selecting site:38  Submitted:707  Active:278  Finished
>> successfully:1861
>> Progress:  Selecting site:38  Submitted:707  Active:277  Checking
>> status:1  Finished successfully:1861
>>
>>
>> sites.xml
>> <config>
>>   <pool handle="RANGER" >
>>     <gridftp  url="gsiftp://gridftp.ranger.tacc.teragrid.org" />
>>     <execution  provider="coaster"
>> url="gatekeeper.ranger.tacc.teragrid.org" jobManager="gt2:gt2:SGE"/>
>>     <profile namespace="globus" key="project">TG-CCR080022N</profile>
>>     <workdirectory >/work/01035/tg802895/blast-runs</workdirectory>
>>     <profile namespace="globus" key="workersPerNode">16</profile>
>>     <profile namespace="globus" key="queue">development</profile>
>>     <profile namespace="globus" key="slots">4</profile>
>>     <profile namespace="globus" key="maxwalltime">00:30:00</profile>
>>     <profile namespace="globus" key="nodeGranularity">2</profile>
>>     <profile namespace="karajan" key="initialScore">2</profile>
>>     <profile namespace="karajan" key="jobThrottle">10</profile>
>>   </pool>
>> </config>
>>
>> i'll send the swift and coaster logs once the run finishes.
>>
>> -Allan
>>
>>
>>     
>
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