[linux-lvm] when to vgscan/pvscan/lvscan

Philippe Cerfon philcerf at yahoo.com
Thu Jul 1 23:24:36 UTC 2010

Thanks for your reply.

--- On Wed, 6/30/10, Alasdair G Kergon <agk at redhat.com> wrote:
>The safest approach if you want to remove the vgscan at boot is
>to specify the precise VGs you want to activate by name on the
>vgchange command line instead of letting it default to 'all'.
Is it also possible to scan for a specific LV?

When I use udev, will newly added devices be automatically scanned for LVM stuff (i.e. PVs) if they're block devices?

>Then it knows what VGs are supposed to be there, and if it didn't
>think it needed to scan but doesn't see one or more of them that'll
>be enough to trigger the scan.



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