On Fri, 23 Sep 2005 05:59, [email protected] wrote:
> Am seeing reproducible wedging up when writing large (20M+) files to an
> ext3 file system. Oddly enough, if something *else* writes files to the
> file system as well, it will unwedge for a while and make progress. Also,
> a 'sync' command will relieve things temporarily - but after a few
> megabytes it comes to a halt again. Looks like a borkage someplace not
> causing it to actually finish pushing dirty file pages out - gkrellm
> reports little/no disk activity in progress. File activity on *other*
> filesystems continues unimpeded.
Could be the write throttling patches.
Try backing these out (in this order I think):
http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.14-rc2/2.6.14-rc2-mm1/broken-out/per-task-predictive-write-throttling-1-tweaks.patch
http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.14-rc2/2.6.14-rc2-mm1/broken-out/per-task-predictive-write-throttling-1.patch
Cheers,
Con
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