lkml.org 
[lkml]   [2003]   [Jun]   [23]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateMon, 23 Jun 2003 00:04:00 -0700
FromAndrew Morton <>
SubjectRe: 2.5.72: system unusable during upload to slow nfs-server
Jurriaan <thunder7@xs4all.nl> wrote:
>
> I rsync some directories to a nfs-mount on a very large harddisk on a
>  non-udma system. This system can read/write data at about 3-4 megabyte
>  per second.
> 
>  If I rsync in 2.4, all happens as you'd expect: the update doesn't go
>  fast, but the interactivity of the kernel is good while it's running.
> 
> 
>  In 2.5.7x, it runs really fast for a while (rsync mentions 30 mb/s), and
>  after a while slows down. Then, a mutt-session on another console lags
>  about 10-30 seconds when you press a key. top gives 98% IO-wait.

Please send a `vmstat 1' trace, and the contents of /proc/vmstat
taken when the thing is being sluggish.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:36    [W:2.999 / U:0.020 seconds]
©2003-2008 Jasper Spaans