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* Process hangs on blk_congestion_wait copying large file to cifs filesystem
@ 2004-05-27 15:45 Nuno Ferreira
  2004-05-28 14:07 ` Nuno Ferreira
  0 siblings, 1 reply; 6+ messages in thread
From: Nuno Ferreira @ 2004-05-27 15:45 UTC (permalink / raw)
  To: Linux Kernel

Hi,
I'm trying to copy a large file (200Mb or bigger) from an ext3
filesystem to a windows share mounted using CIFS and the cp process
hangs, sometimes for a long time (several minutes).
Calling ps, I can see that it's blocking on blk_congestion_wait.

Trying to edit a file on the same ext3 filesystem using vi blocks on the
same function. However, during that that same time that vi and cp were
blocked, I was able to do a "find /usr/share/doc" and it completed
normally, in a few seconds.

Eventually the copy succeeds but it takes a long time (20 minutes to
copy 200Mb) and the computer is unusable during most of that time.

This is copying from my laptop (IDE disk), the network card is a RTL8139
using 8139cp drivers.

Is someone seeing a similiar problem? What extra info is needed to debug
it?

Thanks
-- 
Nuno Ferreira


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2004-06-23 11:46 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2004-05-27 15:45 Process hangs on blk_congestion_wait copying large file to cifs filesystem Nuno Ferreira
2004-05-28 14:07 ` Nuno Ferreira
2004-05-28 14:22   ` Jens Axboe
2004-05-28 16:04     ` Nuno Ferreira
2004-06-03 14:30       ` Nuno Ferreira
2004-06-23 11:44       ` Process hangs " Nuno Ferreira

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