On Mon, Jun 21, 2021 at 02:48:23PM -0500, David Teigland wrote: > On Mon, Jun 21, 2021 at 11:32:12AM -0700, N wrote: > > Is there a way to temporarily rename (without actually renaming) the volume > > groups (i.e. like setting a mask for the volume group names), or is there a > > way to force vgrename to actually make the change even if there is an > > existing conflict (preferably without a reboot)? > You can set a device filter the vgrename command so it only sees the > devices with the VG you want to change, and won't see devices with the > duplicate name. > vgrename --config 'devices/filter=["a|/dev/...|", "r|.|"]' vg1 vg2 And look at how the 'vgimportclone' shell script uses filters and other techniques to set up a segregated environment in which to modify a VG that isn't being used on the machine. As extra protection sometimes, you can also tell a command not to talk to the kernel dm subsystem by using '--driverloaded n'. Alasdair _______________________________________________ linux-lvm mailing list linux-lvm@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
