linux-kernel - Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

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Message-ID: <fbc47cf0-2f8f-defc-cd79-50395e9985a7@suse.cz>
Date:   Wed, 8 Mar 2017 20:17:39 +0100
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Johannes Weiner <hannes@...xchg.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Mel Gorman <mgorman@...hsingularity.net>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        David Rientjes <rientjes@...gle.com>, kernel-team@...com
Subject: Re: [PATCH v3 0/8] try to reduce fragmenting fallbacks

On 8.3.2017 17:46, Johannes Weiner wrote:
> Is there any other data you would like me to gather?

If you can enable the extfrag tracepoint, it would be nice to have graphs of how
unmovable allocations falling back to movable pageblocks, etc.

Possibly also /proc/pagetypeinfo for numbers of pageblock types.

Thanks!