Messages in this thread | | | Date | Tue, 10 Dec 2013 15:50:08 +0400 | From | Vladimir Davydov <> | Subject | Re: [PATCH v13 13/16] vmscan: take at least one pass with shrinkers |
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On 12/10/2013 08:18 AM, Dave Chinner wrote: > On Mon, Dec 09, 2013 at 12:05:54PM +0400, Vladimir Davydov wrote: >> From: Glauber Costa <glommer@openvz.org> >> >> In very low free kernel memory situations, it may be the case that we >> have less objects to free than our initial batch size. If this is the >> case, it is better to shrink those, and open space for the new workload >> then to keep them and fail the new allocations. >> >> In particular, we are concerned with the direct reclaim case for memcg. >> Although this same technique can be applied to other situations just as >> well, we will start conservative and apply it for that case, which is >> the one that matters the most. > This should be at the start of the series.
Since Glauber wanted to introduce this only for memcg-reclaim first, this can't be at the start of the series, but I'll move it to go immediately after per-memcg shrinking core in the next iteration.
Thanks.
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