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Re: [linux-lvm] can't create a PV



On Tue, Feb 14, 2006 at 09:19:46AM +0000, Gunther Clasen wrote:

Curiously, these 4 partitions had all been used in a software-RAID
volume. So I reckon that lvm somehow picked up the metadata of the
MD-device and refused to work.

this is documented in the manpage for lvm.conf

- snip -
md_component_detection (If set to 1, LVM2 will ignore devices
used as components of software RAID (md) devices by looking  for
md  superblocks. This doesn't always work satisfactorily e.g. if
a device has been  reused  without  wiping  the  md  superblocks
first.
- end snip -


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