[Swift-devel] Re: swift plot

Ioan Raicu iraicu at cs.uchicago.edu
Mon Apr 13 17:17:30 CDT 2009


In the long run, if its important, we could have the Falkon service send 
back notifications about jobs going from "submitted" to "active". It 
would require modifications to both the Falkon service and the Falkon 
provider, but could be done.

Ioan

Glen Hocky wrote:
> Ah. The falkon provider only shows "submitted" when a job is running 
> and only returns "active" when a job is staging out (or about to).
>
> Glen
>
> Ben Clifford wrote:
>> The graph on the front page 'Number of karajan level job submissions 
>> that are 'Active'' looks like for the most part only 1 or 2 CPUs were 
>> in use at any one time.
>>
>> That seems not so good - either 1 or 2 CPUs really were in use at any 
>> one time, which is not good for the app perspective, or maybe the 
>> execution provider that you are using is not reporting job statuses 
>> correctly.
>>
>> For comparison, run with:
>> wrapperlog.always.transfer=true
>> in swift.properties, and make sure that if you move the .log file you 
>> move the correspondingly named .d directory too, and then plot logs 
>> and make sure that graphs on the info tab appear (they are broken 
>> images at the moment).
>>
>> That will give a worker-nodes view of how many CPU cores are being 
>> used as once, for comparison.
>>
>>   
>
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>

-- 
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Ioan Raicu, Ph.D.
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Distributed Systems Laboratory
Computer Science Department
University of Chicago
1100 E. 58th Street, Ryerson Hall
Chicago, IL 60637
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Email: iraicu at cs.uchicago.edu
Web:   http://www.cs.uchicago.edu/~iraicu
http://dev.globus.org/wiki/Incubator/Falkon
http://dsl-wiki.cs.uchicago.edu/index.php/Main_Page
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