From: Martin Steigerwald <Martin@lichtvoll.de>
To: Eric Sandeen <sandeen@sandeen.net>
Cc: xfs@oss.sgi.com
Subject: Re: LWN article: ext4 and data loss
Date: Sat, 14 Mar 2009 23:03:01 +0100 [thread overview]
Message-ID: <200903142303.01619.Martin@lichtvoll.de> (raw)
In-Reply-To: <49BC0D38.5060106@sandeen.net>
Am Samstag 14 März 2009 schrieben Sie:
> Martin Steigerwald wrote:
> > Am Donnerstag 12 März 2009 schrieb Eric Sandeen:
>
> ...
>
> >> Filesystems can hack around some heuristics to try to make unsafe
> >> apps safer, but in the end, it's the app's job to make sure a
> >> buffered write hits permanent storage when it matters.
> >
> > Hmmm, okay. So here is:
> >
> > http://bugs.kde.org/187172
> >
> > Feel free to add there. You'd need a bugzilla login tough.
> >
> > Ciao,
>
> Perhaps you can try this and add info if you like.
>
> There is an environment variable KDE_EXTRA_FSYNC, put in with this
> changelog:
[...]
Added this and your other post and added
export KDE_EXTRA_FSYNC=1
to my .zshrc. Just logged out and on and do not notice a difference in
speed. At least no abysmal performance degradation.
Would need to switch of the machine hardly to see if it helps. Not today
anymore tough.
--
Martin 'Helios' Steigerwald - http://www.Lichtvoll.de
GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7
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next prev parent reply other threads:[~2009-03-14 22:03 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-12 11:39 LWN article: ext4 and data loss Michael Monnerie
2009-03-12 13:09 ` Eric Sandeen
2009-03-12 14:14 ` Martin Steigerwald
2009-03-12 15:02 ` Eric Sandeen
2009-03-12 16:33 ` Greg Banks
2009-03-12 16:36 ` Eric Sandeen
2009-03-12 16:45 ` Greg Banks
2009-03-14 19:42 ` Martin Steigerwald
2009-03-14 20:02 ` Eric Sandeen
2009-03-14 20:08 ` Eric Sandeen
2009-03-14 22:03 ` Martin Steigerwald [this message]
2009-03-15 14:26 ` Peter Grandi
2009-03-14 19:43 ` Martin Steigerwald
2009-03-16 16:17 ` Michael Monnerie
2009-03-18 18:52 ` Martin Steigerwald
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