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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Michal Hocko <mhocko@xxxxxxxx>
Subject: Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
From: Aaron Tomlin <atomlin@xxxxxxxxxx>
Date: Fri, 26 Mar 2021 17:00:04 +0000
Cc: linux-mm@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Vlastimil Babka <vbabka@xxxxxxx>
In-reply-to: <YF3/YZPd+iz/xGu6@dhcp22.suse.cz>
References: <20210315165837.789593-1-atomlin@redhat.com> <YFN8wXwJA59w9twA@dhcp22.suse.cz> <20210319172901.cror2u53b7caws3a@ava.usersys.com> <YFh10eSTKY5lbE9u@dhcp22.suse.cz> <20210325210159.r565fvfitoqeuykp@ava.usersys.com> <YF2YTNnyzWNHfrEg@dhcp22.suse.cz> <20210326112254.jy5jkiwtgj3pqkt2@ava.usersys.com> <YF3/YZPd+iz/xGu6@dhcp22.suse.cz>

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

References:
- [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Aaron Tomlin
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Michal Hocko
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Aaron Tomlin
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Michal Hocko
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Aaron Tomlin
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Michal Hocko
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Aaron Tomlin
- Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
  - From: Michal Hocko

Prev by Date: Re: [PATCH] mm: page_alloc: ignore init_on_free=1 for page alloc
Next by Date: Re: [PATCH] mm: page_alloc: ignore init_on_free=1 for page alloc
Previous by thread: Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
Next by thread: Re: [PATCH] mm/page_alloc: try oom if reclaim is unable to make forward progress
Index(es):
- Date
- Thread

[Index of Archives] [Linux ARM Kernel] [Linux ARM] [Linux Omap] [Fedora ARM] [IETF Annouce] [Bugtraq] [Linux OMAP] [Linux MIPS] [eCos] [Asterisk Internet PBX] [Linux API]