[linux-lvm] Software RAID 5 Resizing and LVM
david at dgreaves.com
Thu Nov 18 18:20:25 UTC 2004
Oh yes :)
It now has an 'add new disk to raid5 array and rebuild parity whilst
keeping your data' feature :)
It has to be done 'offline'.
I'm actually just installing it at the moment.
Scott Serr wrote:
> I have lvm2 on RAID5. With scratch disks you can do pvmoves to move
> extents off the RAID stripe onto a scratch disk. Then redo the raid
> stripe wider (more disks). Then move the extents back. If you're
> (clever) adding a disk and it's partitioned up a little you can use
> some of the partitions as "scratch" while bringing other partitions
> into the raid.
> Does EVMS have something more elegant? That would be nice.
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