After the reboot, is the new node name resolvable by all nodes? (/etc/hosts, or DNS) ?
As well, you'll need to update ha.cf with the new node name... Yan Jaime Medrano wrote: > Hi. > > I'm having problems when a one of the nodes changes its hostname (uname > -n). > > In first place, if the hostname is changed the cib doesn't get updated so > the '#uname' attribute is still seen as the old one in all the nodes of the > cluster. This is a minor problem, since the cluster keeps working as if the > hostname wasn't been changed. > > The major problem arises when the node with the hostname changed reboots (a > heartbeat reload causes the same effect). > > When this happens, that node can't see the others and no one can see it > either. In the logs there are messages like these: > > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_slave_all message (84) > from i300b: not in our membership > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (86) > from i300b: not in our membership > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_replace message (88) from > i300b: not in our membership > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (8a) > from i300b: not in our membership > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (8b) > from i300b: not in our membership > Jun 13 16:25:44 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (8c) > from i300b: not in our membership > Jun 13 16:25:45 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (8f) > from i300b: not in our membership > Jun 13 16:25:45 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (90) > from i300b: not in our membership > Jun 13 16:25:46 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (92) > from i300b: not in our membership > Jun 13 16:25:46 p8100 cib: [19345]: WARN: > cib_peer_callback:callbacks.cDiscarding cib_apply_diff message (93) > from i300b: not in our membership > (i300b is the new hostname) > > Shouldn't be the uuid used instead the hostname in every places to avoid > this kind of problems? > > Regards, > Jaime Medrano. > _______________________________________________ > Linux-HA mailing list > Linux-HA@lists.linux-ha.org > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list Linux-HA@lists.linux-ha.org http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems