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From: Ric Wheeler <rwheeler@redhat.com>
To: Chris Mason <chris.mason@oracle.com>
Cc: Ric Wheeler <rwheeler@redhat.com>,
	"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>,
	Theodore Tso <tytso@mit.edu>, Valerie Aurora <vaurora@redhat.com>,
	"Stephen C. Tweedie" <sct@redhat.com>,
	Eric Sandeen <esandeen@redhat.com>,
	Andreas Dilger <adilger@sun.com>, Josef Bacik <jbacik@redhat.com>,
	Mingming Cao <cmm@us.ibm.com>
Subject: Re: ext3 default journal mode
Date: Mon, 20 Jul 2009 10:32:48 -0400	[thread overview]
Message-ID: <4A648010.5070006@redhat.com> (raw)
In-Reply-To: <20090720141853.GE25193@think>

On 07/20/2009 10:18 AM, Chris Mason wrote:
> On Sun, Jul 19, 2009 at 10:50:49PM -0400, Ric Wheeler wrote:
>    
>> Now that we have put some some distance between us and the mega-thread, I
>> think that it is time to put some sanity back into the ext3 journal mode
>> options.
>>
>> My preference is to revert the default back to ordered mode or (if Chris
>> is ready) back to guarded mode.
>>      
>
> My plan was to get guarded into .30, but that clearly didn't happen.
> So, I'll resend this week and try to have it ready for .31, unless
> people would rather avoid the changes to the tried and true ext3.
>
> -chris
>    

I have been thinking that guarded mode might make for a full replacement 
for writeback mode over time - the more I think about writeback mode, 
the less I like letting casual users hurt themselves with it.

I would be very happy to see guarded mode get resent :-)

Any idea how many distros actually ship today with writeback mode as 
their default?

ric


  reply	other threads:[~2009-07-20 14:33 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-20  2:50 ext3 default journal mode Ric Wheeler
2009-07-20 14:18 ` Chris Mason
2009-07-20 14:32   ` Ric Wheeler [this message]
2009-07-20 21:29 ` Theodore Tso
2009-07-20 21:33   ` Ric Wheeler
2009-07-20 23:04   ` Valerie Aurora
2009-07-20 23:36     ` Andreas Dilger
2009-07-21 17:44       ` Valerie Aurora
2009-07-21  2:00     ` Theodore Tso
2009-07-21 17:44       ` Valerie Aurora
2009-07-23 13:14         ` Ric Wheeler
2009-07-20 22:58 ` Andi Kleen

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