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December 2011

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Subject:
Re: mount.nfs4: page allocation failure. order:4, tasks starved of IO and block for extended times, etc
From:
Orion Poplawski <[log in to unmask]>
Reply To:
Orion Poplawski <[log in to unmask]>
Date:
Wed, 14 Dec 2011 12:20:51 -0700
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On 12/13/2011 06:50 PM, SINCOCK John wrote:
> Is anyone else seeing issues relating to memory fragmentation and IO
> starved processes?
>
[snip]

> Example of memory fragmentation problems:
>
> Nov 16 02:16:11 phoenix kernel: mount.nfs4: page allocation failure.
> order:4, mode:0xd0

Have you seen https://bugzilla.redhat.com/show_bug.cgi?id=730045 ?

Not much help there per se, but stuff is getting worked on.

-- 
Orion Poplawski
Technical Manager                     303-415-9701 x222
NWRA/CoRA Division                    FAX: 303-415-9702
3380 Mitchell Lane                  [log in to unmask]
Boulder, CO 80301              http://www.cora.nwra.com

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