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Date:	Tue, 17 Jun 2008 08:34:07 -0600
From:	Andreas Dilger <>
To:	Gary Hawco <>
Cc:	"" <>
Subject: Re: Ordered data mode vs. writeback mode

On Jun 16, 2008  22:59 +0000, Gary Hawco wrote:
> What is the preferred mode for a home desktop system with ext4? Is
> writeback still the fastest, but ordered data has more data integrity?  And
> does delalloc only work when writeback is enabled? And does the commit=XX
> seconds still only work with writeback mode, ala ext3, or is it a valid
> option with ordered data mode?

Using ordered mode is the default and preferred mode.

Cheers, Andreas
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.

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