[CFR][ZFS] Show removed devices by GUID in zpool output.

Martin Matuska mm at FreeBSD.org
Mon Jun 20 06:12:58 UTC 2011


I agree to this change, too.

Dňa 14.06.2011 22:26, Justin T. Gibbs  wrote / napísal(a):
> The current behavior of zpool_vdev_name() is to report the vdev path
> (e.g. /dev/da0) unless
> a vdev has the ZPOOL_CONFIG_NOT_PRESENT attribute set.  This attribute
> is only set when
> a vdev is not found during import/mount of a pool.  The attached patch
> also displays a vdev
> by GUID if it cannot be opened post import or is marked removed (e.g.
> via a GEOM orphan
> event).
> 
> The main motivation for this change is that vdev paths are not unique to
> a physical leaf vdev.
> It is easy to get into a situation where you need to "detach /dev/da0"
> event though da0 is
> an active member of the same pool in which a "previous da0" was once
> removed.  With
> zpool_vdev_name() reporting the GUID, the user is equipped to provide an
> unambiguous
> command that represents their desired action.

-- 
Martin Matuska
FreeBSD committer
http://blog.vx.sk


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