Re: discuss about commit 3b0f9ce: filter-mpath: get wwids from sysfs vpd_pg83

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On Tue, 2023-11-21 at 12:25 -0600, David Teigland wrote:
> On Tue, Nov 21, 2023 at 06:10:12PM +0000, Martin Wilck wrote:
> > But I wonder if this is required. You could create a script that
> > calls pvscan, and then systemd-run / vgchange with the output of
> > the
> > pvscan command, and execute this script in RUN. That was roughly my
> > idea. That way you wouldn't loose any DEVLINKS added after 69-dm-
> > lvm.rules.
> 
> I don't see any immediate problem with that idea, although using a
> script
> doesn't sound nice if it can be avoided.  It seems academic since I'm
> not
> seeing a problem with the current method.

It's sort of academic, agreed. It would be easy to construct a case
where the DEVLINKS approach would fail, but that's unlikely to occur in
practice.

Martin






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