From: "Holger Hoffstätte" <holger@applied-asynchrony.com>
To: E V <eliventer@gmail.com>, linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: 4.8rc8 & OOM panic
Date: Mon, 3 Oct 2016 20:37:20 +0200 [thread overview]
Message-ID: <57F2A560.9070702@applied-asynchrony.com> (raw)
In-Reply-To: <57EC1DE1.90608@applied-asynchrony.com>
On 09/28/16 21:45, Holger Hoffstätte wrote:
> On 09/28/16 20:46, E V wrote:
>> I just booted my backup box with 4.8rc8 and started an rsync onto
>> btrfs and it panic'd with OOM a couple hours later. I thought the OOM
>> problems from 4.7 we're supposed to be fixed in 4.8, or did I get that
>> wrong? No users or anything else on the system.
>
> Keep in mind that those problems are generic, other filesystems also
> suffer: http://www.spinics.net/lists/linux-mm/msg114123.html
>
> I don't see any recent compaction-related patches in Linus' tree at
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/mm/
Sorry, that was not quite correct. -stable 4.7.x and 4.8 contain
a workaround (http://goo.gl/DiwfPH) that is supposed to help.
That went into 4.8rc8 already, so not sure what happened in your case.
> So unless they get merged in the last minute it looks like 4.8 will
> be DOA.
Running 4.8 final now, let's see what happens..
-h
prev parent reply other threads:[~2016-10-03 18:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-28 18:46 4.8rc8 & OOM panic E V
2016-09-28 19:45 ` Holger Hoffstätte
2016-10-03 18:37 ` Holger Hoffstätte [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=57F2A560.9070702@applied-asynchrony.com \
--to=holger@applied-asynchrony.com \
--cc=eliventer@gmail.com \
--cc=linux-btrfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).