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Re: XFS support for TRIM / blkdev_issue_discard?

To: Peter Niemayer <niemayer@xxxxxx>
Subject: Re: XFS support for TRIM / blkdev_issue_discard?
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Fri, 17 Apr 2009 11:50:54 -0500
Cc: Felix Blyakher <felixb@xxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <49E8A9C8.5030705@xxxxxx>
References: <20090331053013.7642414167108@xxxxxxxxxxxxxxxxxxxxxxx> <49E4A131.5040309@xxxxxx> <BB5058FD-E69F-4254-9548-82CD634C7FD6@xxxxxxx> <49E8A9C8.5030705@xxxxxx>
User-agent: Thunderbird (X11/20090105)
Peter Niemayer wrote:
> Update: In a recent forum entry
>   ( http://www.ocztechnologyforum.com/forum/showthread.php?t=54379&page=11 )
> Mark Lord (the maintainer of the "hdparm" tool) states that according
> to his tests the newly added support for discarding sectors works in
> the Linux "ext4" filesystem.
> (Support in GFS2 and swap filesystems has already been available before).
> Isn't that another good reason enable XFS to do that, too? :-)

I don't think anyone disagrees that it's a good idea; it's a question of
resources and priorities, is all.


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