[linux-lvm] Trouble switching from LVM2 to LVM1

[Måns Rullgård]

Alasdair G Kergon <agk at uk.sistina.com> writes:

> > without errors, but all the LV device nodes are created with minor 0.
> 
> Some time back, LVM1 introduced persistent minors, so the minor number is 
> stored on disk and remembered for subsequent activations.
> 
> In LVM2, persistent minors are optional and the default is *not* to use
> them, so the minor number may be different each time a device is
> activated, and no minor number is stored on disk.
> 
> 
> IIRC Exporting the VG and then importing it again will reassign LVM1 
> minor numbers.

OK, thanks.  I patched my 2.4 kernel with device-mapper instead and it
seems to be working, but it's nice to know what was going on.

-- 
Måns Rullgård
mru at users.sf.net