[Swift-devel] Re: Concurrent dostagein calls limited to 8 ?

Mihael Hategan hategan at mcs.anl.gov
Sun Nov 14 15:38:29 CST 2010


My bad. Try cog trunk r2932.

Mihael

On Sun, 2010-11-14 at 12:45 -0600, Michael Wilde wrote:
> Im using Justin's new external CDM policy to talk to globusonline.org.
> 
> Ive got the two IO throttles set to 30:
> 
> throttle.transfers=30
> throttle.file.operations=30
> 
> ...but I still see exactly 8 concurrent dostagein calls (as seen by calls to my external IO handler external.sh)
> 
> Do you know what is limiting this concurrency to 8? I'd like to open it up much wider.
> 
> My swift command and relevant files are below.
> Logs are in CI: /home/wilde/swift/demo/modis
> 
> Thanks,
> 
> Mike
> 
> 
> login1$ cat rundemo.go.local.sh
> rm -f external.*.log
> swift -config cf -tc.file tc.local -sites.file sites.local.xml -cdm.file fs.ftponly modis.go.swift -nfiles=30
> # -location= -n= -site==
> 
> login1$ cat cf
> wrapperlog.always.transfer=true
> sitedir.keep=true
> execution.retries=0
> lazy.errors=false
> status.mode=provider
> use.provider.staging=false
> provider.staging.pin.swiftfiles=false
> throttle.transfers=30
> throttle.file.operations=30
> 
> login1$ cat sites.local.xml
> <config>
> 
>   <pool handle="localhost">
>     <execution provider="local" url="none"/>
>     <profile namespace="karajan" key="jobThrottle">.63</profile>
>     <profile namespace="karajan" key="initialScore">10000</profile>
>     <filesystem provider="local"/>
>     <workdirectory>/home/wilde/swiftwork</workdirectory>
>   </pool>
> 
> </config>
> login1$ 
> 
> login1$ cat fs.ftponly 
> rule .*gsiftp://.* EXTERNAL /home/wilde/swift/lab/go/external.sh
> login1$ 
> 
> 





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