xfs
[Top] [All Lists]

Re: xfssyncd and disk spin down

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: xfssyncd and disk spin down
From: Petre Rodan <petre.rodan@xxxxxxxxxx>
Date: Mon, 27 Dec 2010 08:16:29 +0200
Cc: xfs@xxxxxxxxxxx
In-reply-to: <20101227021904.GA24828@dastard>
References: <20101223165532.GA23813@xxxxxxxxxxxxxxxx> <20101227021904.GA24828@dastard>
User-agent: Mutt/1.5.21 (2010-09-15)
Hello Dave,

On Mon, Dec 27, 2010 at 01:19:04PM +1100, Dave Chinner wrote:
> On Thu, Dec 23, 2010 at 06:55:32PM +0200, Petre Rodan wrote:
> > 
> > Hello,
[..]
> > upon closer inspection it turns out that after the first Write
> > action to that partition, an xfssyncd process continues to write
> > to that partition each 36 seconds and it doesn't stop doing that,
> > even if there are no more Writes from the exterior. this keeps the
> > drive busy with varying consequences. more about that later.
> 
> Should be fixed in 2.6.37 by the commit:
> 
> 1a387d3 xfs: dummy transactions should not dirty VFS state

nice that someone else was also keen on having this bug fixed, but this 
particular fix is already present in 2.6.36 [1], [2]

unfortunately something is still written to the log every 36s, as per the first 
mail in this thread.

I guess we're getting closer.

[1] http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
[2] 
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.36.y.git;a=commit;h=871eae4891a844e1fd065467b940f98dbf7aad1c


cheers,
peter

Attachment: pgpW2mzf8RrFs.pgp
Description: PGP signature

<Prev in Thread] Current Thread [Next in Thread>