linux-kernel - Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress

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Date:   Fri, 26 Mar 2021 17:00:04 +0000
From:   Aaron Tomlin <atomlin@...hat.com>
To:     Michal Hocko <mhocko@...e.com>
Cc:     linux-mm@...ck.org, akpm@...ux-foundation.org,
        linux-kernel@...r.kernel.org, Vlastimil Babka <vbabka@...e.cz>
Subject: Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make
 forward progress

On Fri 2021-03-26 16:36 +0100, Michal Hocko wrote:
> We should be focusing on the compaction retry logic and see whether we
> can have some "run away" scenarios there.

Fair enough.

> Seeing so many retries without compaction bailing out sounds like a bug
> in that retry logic.

Agreed - I will continue to look into this.



Kind regards,

-- 
Aaron Tomlin