[Linux-cluster] GFS on raw devices, CLVM and resizing partitions

[Jos Vos]

On Thu, Nov 01, 2007 at 11:03:20AM -0700, Paul Risenhoover wrote:

> Now, I've heard that GFS will work on raw partitions and within the CLVM 
> context, and I'm tempted to use the raw devices for simplicity, but I'm 
> not certain that GFS will allow me to build a partition that spans two 
> physical devices.
> 
> If anybody could take a moment or two to enlighten me on the benefits of 
> raw devices v. clvmd, I'd be most grateful.

A GFS filesystem is always created on one device, just like a "normal" fs,
so if you need to span 2 disks, you need clvmd to create a VG that
includes those two disks.  Then create a LV on that VG on which you put
the GFS fs.

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--    Jos Vos <jos at xos.nl>
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