From: Jim Salter <jim@jrs-s.net>
To: dsterba@suse.cz, linux-btrfs <linux-btrfs@vger.kernel.org>,
jbacik@fb.com
Subject: Re: btrfs send: page allocation failure
Date: Tue, 14 Jan 2014 09:58:47 -0500 [thread overview]
Message-ID: <52D550A7.5060903@jrs-s.net> (raw)
In-Reply-To: <20140114131305.GV6498@suse.cz>
FWIW, for those following along: took the system down for a reboot last
night at 9PM EST, then tried the full send after the reboot - took 12
hours or so to complete, but completed no issues, as have a few
incremental sends since.
So, yeah, definitely looks related to kernel memory fragmentation AFAICT.
On 01/14/2014 08:13 AM, David Sterba wrote:
> On Mon, Jan 13, 2014 at 02:03:52PM -0500, Jim Salter wrote:
>> OK, thanks. If kernel memory fragmentation is a big factor, that would also
>> explain why it succeeds after a reboot but does not succeed after weeks of
>> uptime...
> Yes, that's it.
prev parent reply other threads:[~2014-01-14 14:58 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-13 12:58 btrfs send: page allocation failure Jim Salter
2014-01-13 15:17 ` Wang Shilong
2014-01-13 15:20 ` Jim Salter
2014-01-13 15:29 ` Wang Shilong
2014-01-13 15:44 ` Wang Shilong
2014-01-13 16:00 ` Jim Salter
2014-01-13 16:09 ` Wang Shilong
2014-01-13 16:01 ` Jim Salter
2014-01-13 18:23 ` David Sterba
2014-01-13 18:36 ` Josef Bacik
2014-01-13 18:37 ` Jim Salter
2014-01-13 18:56 ` David Sterba
2014-01-13 19:03 ` Jim Salter
2014-01-14 13:13 ` David Sterba
2014-01-14 14:58 ` Jim Salter [this message]
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