[Swift-devel] Data transfer test results
Ben Clifford
benc at hawaga.org.uk
Wed Nov 7 13:19:41 CST 2007
On Wed, 7 Nov 2007, Ben Clifford wrote:
> > It took an hour to stage in these files from local disk to uc-tg. I think
> > thats way too slow and suggests that we have a problem in the basic data
> > transfer mechanism.
>
> Workflow spent whole time pegged at 64 transfers at once maximum.
and stats on karajan file transfer tasks are:
Total number of events: 1004
Shortest event (s): 0.223000049591064
Longest event (s): 284.994999885559
Total duration of all events (s): 225762.589998722
Mean event duration (s): 224.863137448926
45mb / 224s = 200kb/s which is pretty ass. that 200kb isn't caused by rate
limiting at the karajan scheduler level, though.
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