[ClusterLabs] Previous DC fenced prior to integration
Andrei Borzenkov
arvidjaar at gmail.com
Sat Jul 23 05:06:21 UTC 2016
23.07.2016 01:37, Nate Clark пишет:
> Hello,
>
> I am running pacemaker 1.1.13 with corosync and think I may have
> encountered a start up timing issue on a two node cluster. I didn't
> notice anything in the changelog for 14 or 15 that looked similar to
> this or open bugs.
>
> The rough out line of what happened:
>
> Module 1 and 2 running
> Module 1 is DC
> Module 2 shuts down
> Module 1 updates node attributes used by resources
> Module 1 shuts down
> Module 2 starts up
> Module 2 votes itself as DC
> Module 1 starts up
> Module 2 sees module 1 in corosync and notices it has quorum
> Module 2 enters policy engine state.
> Module 2 policy engine decides to fence 1
> Module 2 then continues and starts resource on itself based upon the old state
>
> For some reason the integration never occurred and module 2 starts to
> perform actions based on stale state.
>
> Here is the full logs
> Jul 20 16:29:06.376805 module-2 crmd[21969]: notice: Connecting to
> cluster infrastructure: corosync
> Jul 20 16:29:06.386853 module-2 crmd[21969]: notice: Could not
> obtain a node name for corosync nodeid 2
> Jul 20 16:29:06.392795 module-2 crmd[21969]: notice: Defaulting to
> uname -n for the local corosync node name
> Jul 20 16:29:06.403611 module-2 crmd[21969]: notice: Quorum lost
> Jul 20 16:29:06.409237 module-2 stonith-ng[21965]: notice: Watching
> for stonith topology changes
> Jul 20 16:29:06.409474 module-2 stonith-ng[21965]: notice: Added
> 'watchdog' to the device list (1 active devices)
> Jul 20 16:29:06.413589 module-2 stonith-ng[21965]: notice: Relying
> on watchdog integration for fencing
> Jul 20 16:29:06.416905 module-2 cib[21964]: notice: Defaulting to
> uname -n for the local corosync node name
> Jul 20 16:29:06.417044 module-2 crmd[21969]: notice:
> pcmk_quorum_notification: Node module-2[2] - state is now member (was
> (null))
> Jul 20 16:29:06.421821 module-2 crmd[21969]: notice: Defaulting to
> uname -n for the local corosync node name
> Jul 20 16:29:06.422121 module-2 crmd[21969]: notice: Notifications disabled
> Jul 20 16:29:06.422149 module-2 crmd[21969]: notice: Watchdog
> enabled but stonith-watchdog-timeout is disabled
> Jul 20 16:29:06.422286 module-2 crmd[21969]: notice: The local CRM
> is operational
> Jul 20 16:29:06.422312 module-2 crmd[21969]: notice: State
> transition S_STARTING -> S_PENDING [ input=I_PENDING
> cause=C_FSA_INTERNAL origin=do_started ]
> Jul 20 16:29:07.416871 module-2 stonith-ng[21965]: notice: Added
> 'fence_sbd' to the device list (2 active devices)
> Jul 20 16:29:08.418567 module-2 stonith-ng[21965]: notice: Added
> 'ipmi-1' to the device list (3 active devices)
> Jul 20 16:29:27.423578 module-2 crmd[21969]: warning: FSA: Input
> I_DC_TIMEOUT from crm_timer_popped() received in state S_PENDING
> Jul 20 16:29:27.424298 module-2 crmd[21969]: notice: State
> transition S_ELECTION -> S_INTEGRATION [ input=I_ELECTION_DC
> cause=C_TIMER_POPPED origin=election_timeout_popped ]
> Jul 20 16:29:27.460834 module-2 crmd[21969]: warning: FSA: Input
> I_ELECTION_DC from do_election_check() received in state S_INTEGRATION
> Jul 20 16:29:27.463794 module-2 crmd[21969]: notice: Notifications disabled
> Jul 20 16:29:27.463824 module-2 crmd[21969]: notice: Watchdog
> enabled but stonith-watchdog-timeout is disabled
> Jul 20 16:29:27.473285 module-2 attrd[21967]: notice: Defaulting to
> uname -n for the local corosync node name
> Jul 20 16:29:27.498464 module-2 pengine[21968]: notice: Relying on
> watchdog integration for fencing
> Jul 20 16:29:27.498536 module-2 pengine[21968]: notice: We do not
> have quorum - fencing and resource management disabled
> Jul 20 16:29:27.502272 module-2 pengine[21968]: warning: Node
> module-1 is unclean!
> Jul 20 16:29:27.502287 module-2 pengine[21968]: notice: Cannot fence
> unclean nodes until quorum is attained (or no-quorum-policy is set to
> ignore)
> Jul 20 16:29:27.503521 module-2 pengine[21968]: notice: Start
> fence_sbd (module-2 - blocked)
> Jul 20 16:29:27.503539 module-2 pengine[21968]: notice: Start
> ipmi-1 (module-2 - blocked)
> Jul 20 16:29:27.503559 module-2 pengine[21968]: notice: Start
> SlaveIP (module-2 - blocked)
> Jul 20 16:29:27.503582 module-2 pengine[21968]: notice: Start
> postgres:0 (module-2 - blocked)
> Jul 20 16:29:27.503597 module-2 pengine[21968]: notice: Start
> ethmonitor:0 (module-2 - blocked)
> Jul 20 16:29:27.503618 module-2 pengine[21968]: notice: Start
> tomcat-instance:0 (module-2 - blocked)
> Jul 20 16:29:27.503629 module-2 pengine[21968]: notice: Start
> ClusterMonitor:0 (module-2 - blocked)
> Jul 20 16:29:27.506945 module-2 pengine[21968]: warning: Calculated
> Transition 0: /var/lib/pacemaker/pengine/pe-warn-0.bz2
> Jul 20 16:29:27.507976 module-2 crmd[21969]: notice: Initiating
> action 4: monitor fence_sbd_monitor_0 on module-2 (local)
> Jul 20 16:29:27.509282 module-2 crmd[21969]: notice: Initiating
> action 5: monitor ipmi-1_monitor_0 on module-2 (local)
> Jul 20 16:29:27.511839 module-2 crmd[21969]: notice: Initiating
> action 6: monitor ipmi-2_monitor_0 on module-2 (local)
> Jul 20 16:29:27.512629 module-2 crmd[21969]: notice: Initiating
> action 7: monitor MasterIP_monitor_0 on module-2 (local)
> Jul 20 16:29:27.513340 module-2 crmd[21969]: notice: Initiating
> action 8: monitor SlaveIP_monitor_0 on module-2 (local)
> Jul 20 16:29:27.531174 module-2 crmd[21969]: notice: Initiating
> action 9: monitor postgres:0_monitor_0 on module-2 (local)
> Jul 20 16:29:27.532708 module-2 crmd[21969]: notice: Initiating
> action 10: monitor ethmonitor:0_monitor_0 on module-2 (local)
> Jul 20 16:29:27.534246 module-2 crmd[21969]: notice: Initiating
> action 11: monitor tomcat-instance:0_monitor_0 on module-2 (local)
> Jul 20 16:29:27.535713 module-2 crmd[21969]: notice: Initiating
> action 12: monitor ClusterMonitor:0_monitor_0 on module-2 (local)
> Jul 20 16:29:27.537077 module-2 crmd[21969]: notice: Initiating
> action 13: monitor N1F1_monitor_0 on module-2 (local)
> Jul 20 16:29:27.538388 module-2 crmd[21969]: notice: Initiating
> action 14: monitor N2F1_monitor_0 on module-2 (local)
> Jul 20 16:29:28.541535 module-2 crmd[21969]: notice: Operation
> fence_sbd_monitor_0: not running (node=module-2, call=5, rc=7,
> cib-update=28, confirmed=true)
> Jul 20 16:29:29.543752 module-2 crmd[21969]: notice: Operation
> ipmi-1_monitor_0: not running (node=module-2, call=9, rc=7,
> cib-update=29, confirmed=true)
> Jul 20 16:29:29.544399 module-2 crmd[21969]: notice: Operation
> ipmi-2_monitor_0: not running (node=module-2, call=13, rc=7,
> cib-update=30, confirmed=true)
> Jul 20 16:29:29.544723 module-2 crmd[21969]: notice: Transition
> aborted by status-2-master-postgres, master-postgres=-INFINITY:
> Transient attribute change (create cib=1.49.6,
> source=abort_unless_down:319,
> path=/cib/status/node_state[@id='2']/transient_attributes[@id='2']/instance_attributes[@id='status-2'],
> 0)
> Jul 20 16:29:29.562826 module-2 crmd[21969]: notice: Operation
> ClusterMonitor_monitor_0: not running (node=module-2, call=41, rc=7,
> cib-update=31, confirmed=true)
> Jul 20 16:29:29.582162 module-2 crmd[21969]: notice: Operation
> ethmonitor_monitor_0: not running (node=module-2, call=31, rc=7,
> cib-update=32, confirmed=true)
> Jul 20 16:29:29.608400 module-2 crmd[21969]: error:
> pcmkRegisterNode: Triggered assert at xml.c:594 : node->type ==
> XML_ELEMENT_NODE
> Jul 20 16:29:29.608936 module-2 crmd[21969]: notice: Operation
> tomcat-instance_monitor_0: not running (node=module-2, call=36, rc=7,
> cib-update=33, confirmed=true)
> Jul 20 16:29:29.632033 module-2 crmd[21969]: notice: Operation
> SlaveIP_monitor_0: not running (node=module-2, call=21, rc=7,
> cib-update=34, confirmed=true)
> Jul 20 16:29:29.632687 module-2 crmd[21969]: notice: Operation
> N2F1_monitor_0: not running (node=module-2, call=49, rc=7,
> cib-update=35, confirmed=true)
> Jul 20 16:29:29.633311 module-2 crmd[21969]: notice: Operation
> MasterIP_monitor_0: not running (node=module-2, call=17, rc=7,
> cib-update=36, confirmed=true)
> Jul 20 16:29:29.635112 module-2 crmd[21969]: notice: Operation
> N1F1_monitor_0: not running (node=module-2, call=45, rc=7,
> cib-update=37, confirmed=true)
> Jul 20 16:29:29.663796 module-2 crmd[21969]: notice: Operation
> postgres_monitor_0: not running (node=module-2, call=26, rc=7,
> cib-update=38, confirmed=true)
> Jul 20 16:29:29.665570 module-2 crmd[21969]: notice: Initiating
> action 3: probe_complete probe_complete-module-2 on module-2 (local) -
> no waiting
> Jul 20 16:29:29.665725 module-2 crmd[21969]: notice: Transition 0
> (Complete=13, Pending=0, Fired=0, Skipped=0, Incomplete=0,
> Source=/var/lib/pacemaker/pengine/pe-warn-0.bz2): Complete
> Jul 20 16:29:29.675495 module-2 pengine[21968]: notice: Relying on
> watchdog integration for fencing
> Jul 20 16:29:29.675536 module-2 pengine[21968]: notice: We do not
> have quorum - fencing and resource management disabled
> Jul 20 16:29:29.678212 module-2 pengine[21968]: warning: Node
> module-1 is unclean!
> Jul 20 16:29:29.678224 module-2 pengine[21968]: notice: Cannot fence
> unclean nodes until quorum is attained (or no-quorum-policy is set to
> ignore)
> Jul 20 16:29:29.679220 module-2 pengine[21968]: notice: Start
> fence_sbd (module-2 - blocked)
> Jul 20 16:29:29.679236 module-2 pengine[21968]: notice: Start
> ipmi-1 (module-2 - blocked)
> Jul 20 16:29:29.679251 module-2 pengine[21968]: notice: Start
> SlaveIP (module-2 - blocked)
> Jul 20 16:29:29.679267 module-2 pengine[21968]: notice: Start
> postgres:0 (module-2 - blocked)
> Jul 20 16:29:29.679281 module-2 pengine[21968]: notice: Start
> ethmonitor:0 (module-2 - blocked)
> Jul 20 16:29:29.679298 module-2 pengine[21968]: notice: Start
> tomcat-instance:0 (module-2 - blocked)
> Jul 20 16:29:29.679308 module-2 pengine[21968]: notice: Start
> ClusterMonitor:0 (module-2 - blocked)
> Jul 20 16:29:29.680189 module-2 pengine[21968]: warning: Calculated
> Transition 1: /var/lib/pacemaker/pengine/pe-warn-1.bz2
> Jul 20 16:29:29.713932 module-2 pengine[21968]: notice: Relying on
> watchdog integration for fencing
> Jul 20 16:29:29.713975 module-2 pengine[21968]: notice: We do not
> have quorum - fencing and resource management disabled
> Jul 20 16:29:29.716511 module-2 pengine[21968]: warning: Node
> module-1 is unclean!
> Jul 20 16:29:29.716524 module-2 pengine[21968]: notice: Cannot fence
> unclean nodes until quorum is attained (or no-quorum-policy is set to
> ignore)
> Jul 20 16:29:29.717480 module-2 pengine[21968]: notice: Start
> fence_sbd (module-2 - blocked)
> Jul 20 16:29:29.717496 module-2 pengine[21968]: notice: Start
> ipmi-1 (module-2 - blocked)
> Jul 20 16:29:29.717513 module-2 pengine[21968]: notice: Start
> SlaveIP (module-2 - blocked)
> Jul 20 16:29:29.717527 module-2 pengine[21968]: notice: Start
> postgres:0 (module-2 - blocked)
> Jul 20 16:29:29.717542 module-2 pengine[21968]: notice: Start
> ethmonitor:0 (module-2 - blocked)
> Jul 20 16:29:29.717560 module-2 pengine[21968]: notice: Start
> tomcat-instance:0 (module-2 - blocked)
> Jul 20 16:29:29.717570 module-2 pengine[21968]: notice: Start
> ClusterMonitor:0 (module-2 - blocked)
> Jul 20 16:29:29.718349 module-2 pengine[21968]: warning: Calculated
> Transition 2: /var/lib/pacemaker/pengine/pe-warn-2.bz2
> Jul 20 16:29:29.718377 module-2 crmd[21969]: notice: Transition 2
> (Complete=0, Pending=0, Fired=0, Skipped=0, Incomplete=0,
> Source=/var/lib/pacemaker/pengine/pe-warn-2.bz2): Complete
> Jul 20 16:29:29.718407 module-2 crmd[21969]: notice: State
> transition S_TRANSITION_ENGINE -> S_IDLE [ input=I_TE_SUCCESS
> cause=C_FSA_INTERNAL origin=notify_crmd ]
> Jul 20 16:29:31.509099 module-2 corosync[7632]: [TOTEM ] A new
> membership (10.1.1.1:52) was formed. Members joined: 1
> Jul 20 16:29:31.511730 module-2 corosync[7632]: [QUORUM] This node
> is within the primary component and will provide service.
> Jul 20 16:29:31.511745 module-2 corosync[7632]: [QUORUM] Members[2]: 1 2
> Jul 20 16:29:31.511752 module-2 corosync[7632]: [MAIN ] Completed
> service synchronization, ready to provide service.
> Jul 20 16:29:31.511775 module-2 crmd[21969]: notice: Membership 52:
> quorum acquired (2)
> Jul 20 16:29:31.511776 module-2 pacemakerd[21942]: notice:
> Membership 52: quorum acquired (2)
> Jul 20 16:29:31.520800 module-2 crmd[21969]: notice: Could not
> obtain a node name for corosync nodeid 1
> Jul 20 16:29:31.521734 module-2 pacemakerd[21942]: notice: Could not
> obtain a node name for corosync nodeid 1
> Jul 20 16:29:31.539205 module-2 crmd[21969]: notice: Could not
> obtain a node name for corosync nodeid 1
> Jul 20 16:29:31.539224 module-2 crmd[21969]: notice:
> pcmk_quorum_notification: Node (null)[1] - state is now member (was
> (null))
It seems that pacemaker does not know what node came up. Same error was
for a local node BTW.
> Jul 20 16:29:31.540006 module-2 pacemakerd[21942]: notice: Could not
> obtain a node name for corosync nodeid 1
> Jul 20 16:29:31.540026 module-2 pacemakerd[21942]: notice:
> pcmk_quorum_notification: Node (null)[1] - state is now member (was
> (null))
> Jul 20 16:29:36.578489 module-2 crmd[21969]: notice: State
> transition S_IDLE -> S_POLICY_ENGINE [ input=I_PE_CALC
> cause=C_FSA_INTERNAL origin=abort_transition_graph ]
> Jul 20 16:29:37.583970 module-2 crmd[21969]: notice: Notifications disabled
> Jul 20 16:29:37.584003 module-2 crmd[21969]: notice: Watchdog
> enabled but stonith-watchdog-timeout is disabled
> Jul 20 16:29:37.594061 module-2 pengine[21968]: notice: Relying on
> watchdog integration for fencing
> Jul 20 16:29:37.596990 module-2 pengine[21968]: warning: Scheduling
> Node module-1 for STONITH
>
> I don't think this is common since I have never seen it before and
> have performed a lot of system boots where both nodes were down.
>
> Thanks,
> -nate
>
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