On Tue, Apr 02, 2013 at 03:27:17PM +0100, Mel Gorman wrote:
> I'm testing a page-reclaim-related series on my laptop that is partially
> aimed at fixing long stalls when doing metadata-intensive operations on
> low memory such as a git checkout. I've been running 3.9-rc2 with the
> series applied but found that the interactive performance was awful even
> when there was plenty of free memory.
Can you try 3.9-rc4 or later and see if the problem still persists?
There were a number of ext4 issues especially around low memory
performance which weren't resolved until -rc4.
Thanks,
- Ted
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