[linux-lvm] Software RAID 5 Resizing and LVM

David Mohr damailings at mcbf.net
Wed Nov 17 16:49:50 UTC 2004


On Wed, 2004-11-17 at 09:29 +1000, adam at slackguy.net wrote:
> I've been playing around with adding disks to a software RAID 5 array, and it
> works fine.  However, i have LVM running over the top of that and i can't
> figure out how to enlarge the Phisical Volume to encompass the newly added
> capacity on the raid device.  Has anyone achieved this at all?
Please look through the archive, just a couple of days ago there was a
thread started about this topic (expanding a PV on a hardware raid).

> Am I barking up the wrong tree here? If so, how would you go about adding drives
> to a software RAID 5 device, and actually adding the new space to the filesystem
> inside the RAID device?
Resizing the filesystem is completely LVM unrelated and depends on the
actual filesystem used (resize2fs, resize_reiserfs, ...)


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