> Looks like you have a problem with your bindings > (/var/lib/mpath/bindings). This can happen if, for e.g. the > /var tree is a separate file system. > > In this case, multipath devices are created by rc.sysinit > before /var is mounted. Later on, if the wwid to mpath names > in the bindings file are different from those that mpath > auto-detected in rc.sysinit you end up with conflicts like > this - multipath is trying to re-name the mpath devices > according to the entries in the bindings file. > > If LVM has already activated volume groups on the devices > this gives you the "map in use" errors you noted above. > > See this bugzilla: > > https://bugzilla.redhat.com/show_bug.cgi?id=320151 It's amazing the way you answer me with this wonderful description of the problem after only a few tens of minutes while regular Red Hat support is struggling with my call since many days! In my opinion, this is a limit to the adoption of Linux in the enterprise environment: it needs too technical involvement from specialized personnel. I hope that Red Hat will understand that it needs more expert engineers in the frontline. Heartfelt thanks and sorry for my bad english .. Domenico Viggiani -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
