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Re: XFS over SSD

To: Raz <raziebe@xxxxxxxxx>
Subject: Re: XFS over SSD
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Mon, 08 Dec 2008 08:46:36 -0600
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <5d96567b0812080442r131d9fc8t4019c99ffbffa290@xxxxxxxxxxxxxx>
References: <5d96567b0812080442r131d9fc8t4019c99ffbffa290@xxxxxxxxxxxxxx>
User-agent: Thunderbird (Macintosh/20081105)
Raz wrote:
> I am thinking of using XFS over a SSD disk.
> 1. Can I separate xfs meta data ( not just the logging) from the SSD ?
> can I put the meta on a different disk ?

Are you talking about just the log (see the mkfs man page for external
logs, as Justin suggested) or all metadata?  For the latter, using the
realtime subvolume does accomplish this (data on one volume, metadata on
the other) but that's not used very often.


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