From: Andreas Dilger <adilger@clusterfs.com>
To: Sebastian Kuzminsky <seb@highlab.com>
Cc: linux-fsdevel@vger.kernel.org
Subject: Re: which file system?
Date: Mon, 30 Jan 2006 22:11:48 -0700 [thread overview]
Message-ID: <20060131051148.GS11642@schatzie.adilger.int> (raw)
In-Reply-To: <E1F3fis-0001cw-9f@highlab.com>
On Jan 30, 2006 13:34 -0700, Sebastian Kuzminsky wrote:
> I'm building a disk server for a small company. I'm using the standard
> "RAID-array-as-PV" setup, and planning to grow the filesystem as needs
> demand. I'd like to use a filesystem that supports online grow and
> online shrink.
>
> XFS, JFS, and Reiser3 all support unlimited online grow but no shrink
> at all.
>
> Looks like Ext3 supports online grow, but only up to +16 GB, which
> makes it useless on modern disks, much less arrays of modern disks....
Actually, ext3 by default with newer e2fsprogs will allow growth up
to 1024x original filesystem size. The ext2online tool is included
with RHEL4/FC3 e2fsprogs. The +16GB limit is if you are resizing a
filesystem which has not been "prepared" for online resizing.
Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.
prev parent reply other threads:[~2006-01-31 5:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-30 20:34 which file system? Sebastian Kuzminsky
2006-01-31 5:11 ` Andreas Dilger [this message]
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