Hi, On Fri, Feb 15, 2008 at 05:56:10PM +0900, Junko IKEDA wrote: > Hi, > > I run this combination. > > # rpm -qa | grep heartbeat > heartbeat-2.1.3-13.1 > heartbeat-common-2.1.3-13.1 > heartbeat-common-devel-2.1.3-13.1 > heartbeat-resources-2.1.3-13.1 > pacemaker-heartbeat-0.6.0-20.2 > > sequence of operation is here; > (1) start up three nodes > (node-a, node-b, node-c. DC = node-c) > > (2) down the interconnect LAN of node-c > [node-c]# iptables -A INPUT -i eth2 -j DROP > [node-c]# iptables -A OUTPUT -o eth2 -j DROP > > (3) split brain comes up > <node-a + node-b> vs. <node-c> > > (4) up the interconnect LAN of node-c > [node-c]# iptables -F > > It seems that Heartbeat can handle the recovering from a split brain, > but I found the strange message in ha-log. > During the recovering, node-b losts node-a for some reason. > > crmd[7463]: 2008/02/15_17:40:54 info: ccm_event_detail: NEW MEMBERSHIP: > trans=6, nodes=2, new=1, lost=1 n_idx=0, new_idx=2, old_idx=5 > crmd[7463]: 2008/02/15_17:40:54 info: ccm_event_detail: CURRENT: > node-c [nodeid=2, born=1] > crmd[7463]: 2008/02/15_17:40:54 info: ccm_event_detail: CURRENT: > node-b [nodeid=1, born=6] > crmd[7463]: 2008/02/15_17:40:54 info: ccm_event_detail: NEW: > node-c [nodeid=2, born=1] > crmd[7463]: 2008/02/15_17:40:54 info: ccm_event_detail: LOST: > node-a [nodeid=0, born=2] > crmd[7463]: 2008/02/15_17:40:54 info: crm_update_peer: Node node-a is now: > lost > crmd[7463]: 2008/02/15_17:40:54 info: crm_update_peer: Node node-c is now: > member > > node-a and node-b were peer before and there is no need to fall away the > membership. > Instance ID is normal. > Is it expected behavior or the CCM bug again ?
Definitely not expected. Since there was no message about link going up/down for node-b, it looks like a bug to me. Is this reproducable? If so, could you set debug to 1 and rerun. And file a bugzilla. Thanks, Dejan > I attached the hb_report. > > Best Regards, > Junko Ikeda > > NTT DATA INTELLILINK CORPORATION > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
