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Re: massively truncated files with XFS with sudden power loss on 2.6.27

To: Russell Cattelan <cattelan@xxxxxxxxxxx>
Subject: Re: massively truncated files with XFS with sudden power loss on 2.6.27 and 2.6.28
From: Chris Wedgwood <cw@xxxxxxxx>
Date: Mon, 29 Dec 2008 11:29:57 -0800
Cc: Martin Steigerwald <Martin@xxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <4959205E.4000000@xxxxxxxxxxx>
References: <200812291920.34123.Martin@xxxxxxxxxxxx> <4959205E.4000000@xxxxxxxxxxx>
On Mon, Dec 29, 2008 at 01:09:18PM -0600, Russell Cattelan wrote:

> The question that I have is regards to kde apps.

i just did a quick strace of something, i see it do:


open newfile
write data
close file
rename newfile over oldfile

no fsync before close...


this will bite xfs more than ext3 w/ ordered mode

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