[Swift-devel] Swift gsiftp staging issues on OSG

[Ketan Maheshwari]

Filed as bug: 589, https://bugzilla.mcs.anl.gov/swift/show_bug.cgi?id=589

On Sun, Oct 16, 2011 at 9:54 AM, Ketan Maheshwari <
ketancmaheshwari at gmail.com> wrote:

> Hello,
>
> While running an Extenci workflow on OSG with persistent coasters (multiple
> coasters services, 1 per OSG site) and gsiftp staging, I am facing some
> gridftp related issues. Following are some details of the run:
>
> A set of 15 OSG sites were selected after testing them for being responsive
> ('greensites'). I performed a separate guc test on these sites which seemed
> to have succeeded for each site (200MB roundtrip transfer in 7 mins for all
> sites).
>
> However, while running my workflow from Swift, many of these transfers fail
> showing a variety of errors, most pertaining to the data transfers.
>
> I noticed, that these transfers fail irrespective of data sizes (250K -
> 150M) and also seems to fail intermittently for different sites.
>
> The log for this run is here:
> http://www.mcs.anl.gov/~ketan/postproc-gridftp-20111013-2324-5qzebq16.log
>
> I am providing a 7G of Heap space at Swift commandline and the host has 50G
> of total memory.
>
> Any ideas?
>
>
> Regards,
> --
> Ketan
>
>
>


-- 
Ketan
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