+++ This bug was initially created as a clone of Bug #887170 +++ As per [bug 887170 comment 11] > Adding the fourth node virt-159 into the cluster set the service startup > configuration as follows: > [root@virt-159 ~]# chkconfig --list | egrep "rgmanager|cman|clvmd|scsi_reserve" > clvmd 0:off 1:off 2:on 3:on 4:on 5:on 6:off > cman 0:off 1:off 2:on 3:on 4:on 5:on 6:off > rgmanager 0:off 1:off 2:on 3:on 4:on 5:on 6:off > scsi_reserve 0:off 1:off 2:on 3:on 4:on 5:on 6:off > > Removing the same node again sets the services to disabled, except scsi_reserve: > [root@virt-159 ~]# chkconfig --list | egrep "rgmanager|cman|clvmd|scsi_reserve" > clvmd 0:off 1:off 2:off 3:off 4:off 5:off 6:off > cman 0:off 1:off 2:off 3:off 4:off 5:off 6:off > rgmanager 0:off 1:off 2:off 3:off 4:off 5:off 6:off > scsi_reserve 0:off 1:off 2:on 3:on 4:on 5:on 6:off Not sure if it is by design, that we ignore fact we enabled scsi_reserve and not disabling it again when removing the respective node. + there may be more such instances (to be investigated)
It's by design. SCSI reservations may be needed for non-cluster related storage. We can't easily and safely decide whether or not this is the case from conga, though.