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From: Eric Sandeen <sandeen@redhat.com>
To: Eric A <erpo41@gmail.com>
Cc: ext4 development <linux-ext4@vger.kernel.org>
Subject: Re: barriers off by default?
Date: Mon, 12 May 2008 12:53:01 -0500	[thread overview]
Message-ID: <482883FD.8060001@redhat.com> (raw)
In-Reply-To: <72c5d9a0805121030y709de9cehc01df8aeb5b1b8d3@mail.gmail.com>

Eric A wrote:
> On Mon, May 12, 2008 at 9:56 AM, Eric Sandeen <sandeen@redhat.com> wrote:
>> As I look at my shiny new 500G disks with 32MB of cache, I find myself
>>  wondering why the default for ext3 and ext4 is to have barriers disabled.
>>
>>  This is a pretty dangerous default w.r.t. filesystem integrity on power
>>  loss, no?
> 
> From reading the documentation, I was under the impression that write
> barriers don't always do what they're supposed to do.

Which documentation?

Thanks,
-Eric

  reply	other threads:[~2008-05-12 17:53 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-12 15:56 barriers off by default? Eric Sandeen
2008-05-12 17:30 ` Eric A
2008-05-12 17:53   ` Eric Sandeen [this message]
     [not found]     ` <72c5d9a0805121150j58482bc6qd57a87089ce4414e@mail.gmail.com>
2008-05-12 18:51       ` Fwd: " Eric A
2008-05-12 19:00         ` Eric Sandeen
2008-05-12 19:11           ` Eric A
2008-05-12 19:15             ` Eric Sandeen
2008-05-15 14:43 ` Jan Kara
2008-05-15 16:00   ` Eric Sandeen
2008-05-15 16:21     ` Andreas Dilger
2008-05-15 18:34       ` Eric Sandeen
2008-05-15 20:44   ` Eric Sandeen
2008-05-16  0:21     ` Jan Kara
2008-05-16  0:58       ` Eric Sandeen
2008-05-17 17:38         ` Theodore Tso
2008-05-17 19:02           ` Eric Sandeen

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