Re: [PATCH] Negative (setpoint-dirty) in bdi_position_ratio()
From: paul . szabo
Date: Thu Jan 24 2013 - 20:47:55 EST
> There are 260MB reclaimable slab pages in the normal zone ...
Marked "all_unreclaimable? yes": is that wrong? Question asked also in:
> ... however we somehow failed to reclaim them. ...
I made a patch that would do a drop_caches at that point, please see:
and that successfully avoided OOM when writing files.
But, the drop_caches patch did not protect against the "sleep test".
> ... What's your filesystem and the content of /proc/slabinfo?
Filesystem is EXT3. See output of slabinfo in Debian bug above or in
Paul Szabo psz@xxxxxxxxxxxxxxxxx http://www.maths.usyd.edu.au/u/psz/
School of Mathematics and Statistics University of Sydney Australia
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