Stijn De Weirdt wrote:
> hi again,
>
> the os is sl303, kernel 2.4.21.-20.ELsmp.
> i've read some info given in the links, and will look into the firewall
> issue more closely, but since i don't have direct access to that
> firewall, it could take a while.
> btw, how long should it take to complete the loop (100 times
> globus-url-copy)? can somebody benchmark this, here it takes a while.
$ cat test-guc.sh
#!/bin/sh
for i in `seq 100`
do
globus-url-copy gsiftp://lxb2016/etc/group - > /dev/null
done
$ /usr/bin/time -p sh test-guc.sh
real 78.40
user 20.49
sys 1.86
$
>>On Wed, Mar 02, 2005 at 10:16:25AM +0000 or thereabouts, Stijn De Weirdt wrote:
>>
>>>hi all,
>>>
>>>i have a problem with globus-url-copy when copying to our resource broker
>>>(part of a belgian test-grid). the globus-url-copy sometimes hangs on the
>>>client side (for example when fetching job output, so it's very annoying).
>>
>>So if you do something like
>>
>>for I in `seq 1 100` ;
>>do
>> echo $I
>> globus-url-copy gsiftp://rb.be/etc/group - > /dev/null
>>done
>>
>>it hangs after a few transfers.
>>
>>Try unsetting the GLOBUS_TCP_PORT_RANGE at the client end and
>>see if that helps. And those ports are not open inbound.
>>
>>There is also
>>http://goc.grid.sinica.edu.tw/gocwiki/gridftp_works_only_once_within_a_minute_or_so
>>
>>which may give you some ideas. Of course this could be a completly
>>different problem.
>>
>> Steve
>>
>>
>>
>>
>>>from the logs on the resource broker i see this message a lot
>>>Feb 27 05:11:14 gridy7 kernel: application bug: edg-wl-in.ftpd(2313) has
>>>SIGCHLD set to SIG_IGN but calls wait().
>>
>>>Feb 27 05:11:14 gridy7 kernel: (see the NOTES section of 'man 2 wait').
>>>Workaround activated.
>>
>>This is new feature of RHEL3 kernels trying to be helpful and talking
>>rubbish. Ignore it as it happens everywhere.
>>
>>>in a post on 15 september 2004 there was a mention of this problem (i
>>>think), but the actual solution was not posted. if you need more info, let
>>>me know
>>>
>>>stijn
>>
>>--
>>Steve Traylen
>>[log in to unmask]
>>http://www.gridpp.ac.uk/
>>
>
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