[Swift-devel] Where is latest doc on running Swift on Beagle? Covers OpenMP apps?

Mon Oct 17 11:21:13 CDT 2011

I have not tried an OMP job on Beagle.  The settings below look good to 
me.

On Sun, 16 Oct 2011, Michael Wilde wrote:

> Thanks, Glen!
>
> Justin, can you check the sites file below?  I dont understand the 
> interaction between the parameters OMP_NUM_THREDS, jobsPerNode, and 
> depth.  WHere is the best documentation on that?
>
> Thanks,
>
> - Mike
>
>
> ----- Original Message -----
>> From: "Glen Hocky" <hockyg at uchicago.edu>
>> To: "Michael Wilde" <wilde at mcs.anl.gov>
>> Cc: "David Kelly" <davidk at ci.uchicago.edu>, "ketan" <ketancmaheshwari at gmail.com>
>> Sent: Sunday, October 16, 2011 11:18:33 AM
>> Subject: Re: [Swift-devel] Where is latest doc on running Swift on Beagle? Covers OpenMP apps?
>> Yes, I'm running and yes I did test openmp a while back. Sites file
>> follows. I'm using trunk from a few months ago
>>
>> "Swift svn swift-r4813 (swift modified locally) cog-r3175"
>>
>>
>>
>> <pool handle="pbs-beagle-coasters">
>> <execution provider="coaster" jobmanager="local:pbs" url="none"/>
>> <filesystem provider="local"/>
>> <profile namespace="globus"
>> key="providerAttributes">pbs.aprun;pbs.mpp;depth=24</profile>
>> <profile key="jobsPerNode" namespace="globus">24</profile>
>>
>>
>> <profile namespace="env" key="OMP_NUM_THREADS">$PPN</profile>
>> <profile namespace="globus" key="maxwalltime">$TIME</profile>
>> <profile namespace="globus" key="maxTime">$MAXTIME</profile>
>> <profile namespace="globus" key="slots">$nodes</profile>
>> <profile namespace="globus" key="nodeGranularity">1</profile>
>> <profile namespace="globus" key="maxNodes">1</profile>
>> <profile namespace="globus" key="lowOverAllocation">100</profile>
>> <profile namespace="globus" key="highOverAllocation">100</profile>
>> <profile namespace="karajan" key="jobThrottle">200.00</profile>
>> <profile namespace="karajan" key="initialScore">10000</profile>
>>
>>
>> <workdirectory >$swiftrundir/swiftwork</workdirectory>
>> </pool>
>>
>>
>>
>> On Sun, Oct 16, 2011 at 12:15 PM, Michael Wilde < wilde at mcs.anl.gov >
>> wrote:
>>
>>
>> David, Ketan,
>>
>> I need to run some things on Beagle, asap.
>>
>> Ketan, where is the latest and best documentation for this? I see your
>> edits below to the 0.93 Site Guide. But I dont see that online where I
>> would expect it:
>>
>> http://www.ci.uchicago.edu/swift/wwwdev/guides/release-0.93/siteguide/siteguide.html#_beagle
>>
>> David, is it just that this document is not being correctly pushed to
>> the wwwdev site on a nightly basis?
>>
>> Ketan, is the latest info on running Swift on Beagle now all in the
>> siteguide? Is the info you were putting in the cookbook (I see many
>> commits there) now all consolidated into the Site Guide? And is there
>> a difference in sites.xml settings between 0.93 and trunk? Lastly,
>> which release works best?
>>
>> Second question: I need to run a script that executes many 24-core
>> OpenMP apps. Is the necessary support for this in 0.93? What if any
>> declarations do I need other than to say jobsPerNode=1? Glen, are you
>> running OpenMP on Beagle and if so what release and sites file are you
>> using?
>>
>> Im assuming Justin's latest changes to sites.xml are in trunk but not
>> 0.93? If that is correct, is there a corresponding site site for
>> Beagle for trunk?
>>
>> Thanks,
>>
>> - Mike
>>
>>
>> ----- Forwarded Message -----
>> From: ketan at ci.uchicago.edu
>> To: swift-commit at ci.uchicago.edu
>> Sent: Sunday, September 18, 2011 10:14:10 PM
>> Subject: [Swift-commit] r5126 - branches/release-0.93/docs/siteguide
>>
>> Author: ketan
>> Date: 2011-09-18 22:14:10 -0500 (Sun, 18 Sep 2011)
>> New Revision: 5126
>>
>> Modified:
>> branches/release-0.93/docs/siteguide/beagle
>> Log:
>> added content to beagle siteguide
>>
>> Modified: branches/release-0.93/docs/siteguide/beagle
>> ===================================================================
>> --- branches/release-0.93/docs/siteguide/beagle 2011-09-19 02:41:02
>> UTC (rev 5125)
>> +++ branches/release-0.93/docs/siteguide/beagle 2011-09-19 03:14:10
>> UTC (rev 5126)
>> @@ -52,9 +52,38 @@
>> A key factor in scaling up Swift runs on Beagle is to setup the
>> sites.xml parameters.
>> The following sites.xml parameters must be set to scale that is
>> intended for a large run:
>>
>> - * walltime: The expected walltime for completion of your run. This
>> parameter is accepted in seconds.
>> - * slots: Number of qsub jobs needs to be submitted by swift. This
>> number will determine how many qsubs swift will submit for your run.
>> Typical values range between 40 and 80 for large runs.
>> - * nodegranularity: Determines the number of nodes per job. Total
>> nodes will thus be slots times nodegranularity. This may vary for
>> advanced configurations though.
>> - * maxnodes: Determines the maximum number of nodes a job must pack
>> into its qsub. This parameter determines the largest single job that
>> your run will submit.
>> + * *maxTime* : The expected walltime for completion of your run. This
>> parameter is accepted in seconds.
>> + * *slots* : Number of qsub jobs needs to be submitted by swift. This
>> number will determine how many qsubs swift will submit for your run.
>> Typical values range between 40 and 80 for large runs.
>> + * *nodeGranularity* : Determines the number of nodes per job. Total
>> nodes will thus be slots times nodegranularity. This may vary for
>> advanced configurations though.
>> + * *maxNodes* : Determines the maximum number of nodes a job must
>> pack into its qsub. This parameter determines the largest single job
>> that your run will submit.
>> + * *jobThrottle* : A factor that determines the number of tasks
>> dispatched simultaneously. The intended number of simultaneous tasks
>> must match the number of cores targeted. The number of tasks is
>> calculated from the jobThrottle factor is as follows:
>>
>> +----
>> +Number of Tasks = (JobThrottle x 100) + 1
>> +----
>>
>> +Following is an example sites.xml for a 50 slots run with each slot
>> occupying 4 nodes (thus, a 200 node run):
>> +
>> +-----
>> +<config>
>> + <pool handle="pbs">
>> + <execution provider="coaster" jobmanager="local:pbs"/>
>> + <profile namespace="globus" key="project">CI-CCR000013</profile>
>> +
>> + <profile namespace="globus" key="ppn">24:cray:pack</profile>
>> +
>> + <profile namespace="globus" key="jobsPerNode">24</profile>
>> + <profile namespace="globus" key="maxTime">50000</profile>
>> + <profile namespace="globus" key="slots">50</profile>
>> + <profile namespace="globus" key="nodeGranularity">4</profile>
>> + <profile namespace="globus" key="maxNodes">4</profile>
>> +
>> + <profile namespace="karajan" key="jobThrottle">48.00</profile>
>> + <profile namespace="karajan" key="initialScore">10000</profile>
>> +
>> + <filesystem provider="local"/>
>> + <workdirectory >/lustre/beagle/ketan/swift.workdir</workdirectory>
>> + </pool>
>> +</config>
>> +-----
>> +
>>
>> _______________________________________________
>> Swift-commit mailing list
>> Swift-commit at ci.uchicago.edu
>> https://lists.ci.uchicago.edu/cgi-bin/mailman/listinfo/swift-commit
>>
>> --
>> Michael Wilde
>> Computation Institute, University of Chicago
>> Mathematics and Computer Science Division
>> Argonne National Laboratory
>>
>> _______________________________________________
>> Swift-devel mailing list
>> Swift-devel at ci.uchicago.edu
>> https://lists.ci.uchicago.edu/cgi-bin/mailman/listinfo/swift-devel
>
>

-- 
Justin M Wozniak