[Pacemaker] Corosync and Pacemaker Hangs
Norbert Kiam Maclang
norbert.kiam.maclang at gmail.com
Thu Sep 11 02:57:58 UTC 2014
Is this something to do with quorum? But I already set
property no-quorum-policy="ignore" \
expected-quorum-votes="1"
Thanks in advance,
Kiam
On Thu, Sep 11, 2014 at 10:09 AM, Norbert Kiam Maclang <
norbert.kiam.maclang at gmail.com> wrote:
> Hi,
>
> Please help me understand what is causing the problem. I have a 2 node
> cluster running on vms using KVM. Each vm (I am using Ubuntu 14.04) runs on
> a separate hypervisor on separate machines. All are working well during
> testing (I restarted the vms alternately), but after a day when I kill the
> other node, I always end up corosync and pacemaker hangs on the surviving
> node. Date and time on the vms are in sync, I use unicast, tcpdump shows
> both nodes exchanges, confirmed that DRBD is healthy and crm_mon show good
> status before I kill the other node. Below are my configurations and
> versions I used:
>
> corosync 2.3.3-1ubuntu1
> crmsh 1.2.5+hg1034-1ubuntu3
> drbd8-utils 2:8.4.4-1ubuntu1
> libcorosync-common4 2.3.3-1ubuntu1
> libcrmcluster4 1.1.10+git20130802-1ubuntu2
> libcrmcommon3 1.1.10+git20130802-1ubuntu2
> libcrmservice1 1.1.10+git20130802-1ubuntu2
> pacemaker 1.1.10+git20130802-1ubuntu2
> pacemaker-cli-utils 1.1.10+git20130802-1ubuntu2
> postgresql-9.3 9.3.5-0ubuntu0.14.04.1
>
> # /etc/corosync/corosync:
> totem {
> version: 2
> token: 3000
> token_retransmits_before_loss_const: 10
> join: 60
> consensus: 3600
> vsftype: none
> max_messages: 20
> clear_node_high_bit: yes
> secauth: off
> threads: 0
> rrp_mode: none
> interface {
> member {
> memberaddr: 10.2.136.56
> }
> member {
> memberaddr: 10.2.136.57
> }
> ringnumber: 0
> bindnetaddr: 10.2.136.0
> mcastport: 5405
> }
> transport: udpu
> }
> amf {
> mode: disabled
> }
> quorum {
> provider: corosync_votequorum
> expected_votes: 1
> }
> aisexec {
> user: root
> group: root
> }
> logging {
> fileline: off
> to_stderr: yes
> to_logfile: no
> to_syslog: yes
> syslog_facility: daemon
> debug: off
> timestamp: on
> logger_subsys {
> subsys: AMF
> debug: off
> tags: enter|leave|trace1|trace2|trace3|trace4|trace6
> }
> }
>
> # /etc/corosync/service.d/pcmk:
> service {
> name: pacemaker
> ver: 1
> }
>
> /etc/drbd.d/global_common.conf:
> global {
> usage-count no;
> }
>
> common {
> net {
> protocol C;
> }
> }
>
> # /etc/drbd.d/pg.res:
> resource pg {
> device /dev/drbd0;
> disk /dev/vdb;
> meta-disk internal;
> startup {
> wfc-timeout 15;
> degr-wfc-timeout 60;
> }
> disk {
> on-io-error detach;
> resync-rate 40M;
> }
> on node01 {
> address 10.2.136.56:7789;
> }
> on node02 {
> address 10.2.136.57:7789;
> }
> net {
> verify-alg md5;
> after-sb-0pri discard-zero-changes;
> after-sb-1pri discard-secondary;
> after-sb-2pri disconnect;
> }
> }
>
> # Pacemaker configuration:
> node $id="167938104" node01
> node $id="167938105" node02
> primitive drbd_pg ocf:linbit:drbd \
> params drbd_resource="pg" \
> op monitor interval="29s" role="Master" \
> op monitor interval="31s" role="Slave"
> primitive fs_pg ocf:heartbeat:Filesystem \
> params device="/dev/drbd0" directory="/var/lib/postgresql/9.3/main"
> fstype="ext4"
> primitive ip_pg ocf:heartbeat:IPaddr2 \
> params ip="10.2.136.59" cidr_netmask="24" nic="eth0"
> primitive lsb_pg lsb:postgresql
> group PGServer fs_pg lsb_pg ip_pg
> ms ms_drbd_pg drbd_pg \
> meta master-max="1" master-node-max="1" clone-max="2" clone-node-max="1"
> notify="true"
> colocation pg_on_drbd inf: PGServer ms_drbd_pg:Master
> order pg_after_drbd inf: ms_drbd_pg:promote PGServer:start
> property $id="cib-bootstrap-options" \
> dc-version="1.1.10-42f2063" \
> cluster-infrastructure="corosync" \
> stonith-enabled="false" \
> no-quorum-policy="ignore"
> rsc_defaults $id="rsc-options" \
> resource-stickiness="100"
>
> # Logs on node01
> Sep 10 10:25:33 node01 crmd[1019]: notice: peer_update_callback: Our
> peer on the DC is dead
> Sep 10 10:25:33 node01 crmd[1019]: notice: do_state_transition: State
> transition S_NOT_DC -> S_ELECTION [ input=I_ELECTION
> cause=C_CRMD_STATUS_CALLBACK origin=peer_update_callback ]
> Sep 10 10:25:33 node01 crmd[1019]: notice: do_state_transition: State
> transition S_ELECTION -> S_INTEGRATION [ input=I_ELECTION_DC
> cause=C_FSA_INTERNAL origin=do_election_check ]
> Sep 10 10:25:33 node01 corosync[940]: [TOTEM ] A new membership (
> 10.2.136.56:52) was formed. Members left: 167938105
> Sep 10 10:25:45 node01 kernel: [74452.740024] d-con pg: PingAck did not
> arrive in time.
> Sep 10 10:25:45 node01 kernel: [74452.740169] d-con pg: peer( Primary ->
> Unknown ) conn( Connected -> NetworkFailure ) pdsk( UpToDate -> DUnknown )
> Sep 10 10:25:45 node01 kernel: [74452.740987] d-con pg: asender terminated
> Sep 10 10:25:45 node01 kernel: [74452.740999] d-con pg: Terminating
> drbd_a_pg
> Sep 10 10:25:45 node01 kernel: [74452.741235] d-con pg: Connection closed
> Sep 10 10:25:45 node01 kernel: [74452.741259] d-con pg: conn(
> NetworkFailure -> Unconnected )
> Sep 10 10:25:45 node01 kernel: [74452.741260] d-con pg: receiver terminated
> Sep 10 10:25:45 node01 kernel: [74452.741261] d-con pg: Restarting
> receiver thread
> Sep 10 10:25:45 node01 kernel: [74452.741262] d-con pg: receiver
> (re)started
> Sep 10 10:25:45 node01 kernel: [74452.741269] d-con pg: conn( Unconnected
> -> WFConnection )
> Sep 10 10:26:12 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 8445) timed out
> Sep 10 10:26:12 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:8445 - timed out after 20000ms
> Sep 10 10:26:12 node01 crmd[1019]: error: process_lrm_event: LRM
> operation drbd_pg_monitor_31000 (30) Timed Out (timeout=20000ms)
> Sep 10 10:26:32 node01 crmd[1019]: warning: cib_rsc_callback: Resource
> update 23 failed: (rc=-62) Timer expired
> Sep 10 10:27:03 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 8693) timed out
> Sep 10 10:27:03 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:8693 - timed out after 20000ms
> Sep 10 10:27:54 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 8938) timed out
> Sep 10 10:27:54 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:8938 - timed out after 20000ms
> Sep 10 10:28:33 node01 crmd[1019]: error: crm_timer_popped: Integration
> Timer (I_INTEGRATED) just popped in state S_INTEGRATION! (180000ms)
> Sep 10 10:28:33 node01 crmd[1019]: warning: do_state_transition:
> Progressed to state S_FINALIZE_JOIN after C_TIMER_POPPED
> Sep 10 10:28:33 node01 crmd[1019]: warning: do_state_transition: 1
> cluster nodes failed to respond to the join offer.
> Sep 10 10:28:33 node01 crmd[1019]: notice: crmd_join_phase_log: join-1:
> node02=none
> Sep 10 10:28:33 node01 crmd[1019]: notice: crmd_join_phase_log: join-1:
> node01=welcomed
> Sep 10 10:28:45 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 9185) timed out
> Sep 10 10:28:45 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:9185 - timed out after 20000ms
> Sep 10 10:29:36 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 9432) timed out
> Sep 10 10:29:36 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:9432 - timed out after 20000ms
> Sep 10 10:30:27 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 9680) timed out
> Sep 10 10:30:27 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:9680 - timed out after 20000ms
> Sep 10 10:31:18 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 9927) timed out
> Sep 10 10:31:18 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:9927 - timed out after 20000ms
> Sep 10 10:32:09 node01 lrmd[1016]: warning: child_timeout_callback:
> drbd_pg_monitor_31000 process (PID 10174) timed out
> Sep 10 10:32:09 node01 lrmd[1016]: warning: operation_finished:
> drbd_pg_monitor_31000:10174 - timed out after 20000ms
>
> #crm_mon on node01 before I kill the other vm:
> Stack: corosync
> Current DC: node02 (167938104) - partition with quorum
> Version: 1.1.10-42f2063
> 2 Nodes configured
> 5 Resources configured
>
> Online: [ node01 node02 ]
>
> Resource Group: PGServer
> fs_pg (ocf::heartbeat:Filesystem): Started node02
> lsb_pg (lsb:postgresql): Started node02
> ip_pg (ocf::heartbeat:IPaddr2): Started node02
> Master/Slave Set: ms_drbd_pg [drbd_pg]
> Masters: [ node02 ]
> Slaves: [ node01 ]
>
> Thank you,
> Kiam
>
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