[ClusterLabs] Three VM's in cluster, running on multiple libvirt hosts, stonith not working
Steve Dainard
sdainard at spd1.com
Tue Jun 2 11:40:23 EDT 2015
Hello,
I have 3 CentOS7 guests running on 3 CentOS7 hypervisors and I can't get
stonith operations to work.
Config:
Cluster Name: nfs
Corosync Nodes:
node1 node2 node3
Pacemaker Nodes:
node1 node2 node3
Resources:
Group: group_rbd_fs_nfs_vip
Resource: rbd_nfs-ha (class=ocf provider=ceph type=rbd.in)
Attributes: user=admin pool=rbd name=nfs-ha cephconf=/etc/ceph/ceph.conf
Operations: start interval=0s timeout=20 (rbd_nfs-ha-start-timeout-20)
stop interval=0s timeout=20 (rbd_nfs-ha-stop-timeout-20)
monitor interval=10s timeout=20s
(rbd_nfs-ha-monitor-interval-10s)
Resource: rbd_home (class=ocf provider=ceph type=rbd.in)
Attributes: user=admin pool=rbd name=home cephconf=/etc/ceph/ceph.conf
Operations: start interval=0s timeout=20 (rbd_home-start-timeout-20)
stop interval=0s timeout=20 (rbd_home-stop-timeout-20)
monitor interval=10s timeout=20s
(rbd_home-monitor-interval-10s)
Resource: fs_nfs-ha (class=ocf provider=heartbeat type=Filesystem)
Attributes: directory=/mnt/nfs-ha fstype=btrfs
device=/dev/rbd/rbd/nfs-ha fast_stop=no
Operations: monitor interval=20s timeout=40s
(fs_nfs-ha-monitor-interval-20s)
start interval=0 timeout=60s (fs_nfs-ha-start-interval-0)
stop interval=0 timeout=60s (fs_nfs-ha-stop-interval-0)
Resource: FS_home (class=ocf provider=heartbeat type=Filesystem)
Attributes: directory=/mnt/home fstype=btrfs device=/dev/rbd/rbd/home
options=rw,compress-force=lzo fast_stop=no
Operations: monitor interval=20s timeout=40s
(FS_home-monitor-interval-20s)
start interval=0 timeout=60s (FS_home-start-interval-0)
stop interval=0 timeout=60s (FS_home-stop-interval-0)
Resource: nfsserver (class=ocf provider=heartbeat type=nfsserver)
Attributes: nfs_shared_infodir=/mnt/nfs-ha
Operations: stop interval=0s timeout=20s (nfsserver-stop-timeout-20s)
monitor interval=10s timeout=20s
(nfsserver-monitor-interval-10s)
start interval=0 timeout=40s (nfsserver-start-interval-0)
Resource: vip_nfs_private (class=ocf provider=heartbeat type=IPaddr)
Attributes: ip=10.0.231.49 cidr_netmask=24
Operations: start interval=0s timeout=20s
(vip_nfs_private-start-timeout-20s)
stop interval=0s timeout=20s
(vip_nfs_private-stop-timeout-20s)
monitor interval=5 (vip_nfs_private-monitor-interval-5)
Stonith Devices:
Resource: NFS1 (class=stonith type=fence_xvm)
Attributes: pcmk_host_list=10.0.231.50
key_file=/etc/cluster/fence_xvm_ceph1.key multicast_address=225.0.0.12
port=NFS1
Operations: monitor interval=20s (NFS1-monitor-interval-20s)
Resource: NFS2 (class=stonith type=fence_xvm)
Attributes: pcmk_host_list=10.0.231.51
key_file=/etc/cluster/fence_xvm_ceph2.key multicast_address=225.0.1.12
port=NFS2
Operations: monitor interval=20s (NFS2-monitor-interval-20s)
Resource: NFS3 (class=stonith type=fence_xvm)
Attributes: pcmk_host_list=10.0.231.52
key_file=/etc/cluster/fence_xvm_ceph3.key multicast_address=225.0.2.12
port=NFS3
Operations: monitor interval=20s (NFS3-monitor-interval-20s)
Fencing Levels:
Location Constraints:
Resource: NFS1
Enabled on: node1 (score:1) (id:location-NFS1-node1-1)
Enabled on: node2 (score:1000) (id:location-NFS1-node2-1000)
Enabled on: node3 (score:500) (id:location-NFS1-node3-500)
Resource: NFS2
Enabled on: node2 (score:1) (id:location-NFS2-node2-1)
Enabled on: node3 (score:1000) (id:location-NFS2-node3-1000)
Enabled on: node1 (score:500) (id:location-NFS2-node1-500)
Resource: NFS3
Enabled on: node3 (score:1) (id:location-NFS3-node3-1)
Enabled on: node1 (score:1000) (id:location-NFS3-node1-1000)
Enabled on: node2 (score:500) (id:location-NFS3-node2-500)
Ordering Constraints:
Colocation Constraints:
Cluster Properties:
cluster-infrastructure: corosync
cluster-name: nfs
dc-version: 1.1.12-a14efad
have-watchdog: false
stonith-enabled: true
When I stop networking services on node1 (stonith resource NFS1) I see logs
on the other two cluster nodes attempting to reboot the vm NFS1 without
success.
Logs:
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move rbd_nfs-ha (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move rbd_home (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move fs_nfs-ha (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move FS_home (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move nfsserver (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move vip_nfs_private (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: info: LogActions:
Leave NFS1 (Started node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: info: LogActions:
Leave NFS2 (Started node3)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: notice: LogActions:
Move NFS3 (Started node1 -> node2)
Jun 01 15:38:17 [2130] nfs3.pcic.uvic.ca pengine: warning:
process_pe_message: Calculated Transition 8:
/var/lib/pacemaker/pengine/pe-warn-0.bz2
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: info:
do_state_transition: State transition S_POLICY_ENGINE ->
S_TRANSITION_ENGINE [ input=I_PE_SUCCESS cause=C_IPC_MESSAGE
origin=handle_response ]
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: info:
do_te_invoke: Processing graph 8 (ref=pe_calc-dc-1433198297-78) derived
from /var/lib/pacemaker/pengine/pe-warn-0.bz2
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
te_fence_node: Executing reboot fencing operation (37) on node1
(timeout=60000)
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
handle_request: Client crmd.2131.f7e79b61 wants to fence (reboot) 'node1'
with device '(any)'
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
initiate_remote_stonith_op: Initiating remote operation reboot for
node1: a22a16f3-b699-453e-a090-43a640dd0e3f (0)
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
can_fence_host_with_device: NFS1 can not fence (reboot) node1:
static-list
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
can_fence_host_with_device: NFS2 can not fence (reboot) node1:
static-list
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
can_fence_host_with_device: NFS3 can not fence (reboot) node1:
static-list
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: info:
process_remote_stonith_query: All queries have arrived, continuing (2,
2, 2, a22a16f3-b699-453e-a090-43a640dd0e3f)
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: notice:
stonith_choose_peer: Couldn't find anyone to fence node1 with <any>
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: info:
call_remote_stonith: Total remote op timeout set to 60 for fencing of
node node1 for crmd.2131.a22a16f3
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: info:
call_remote_stonith: None of the 2 peers have devices capable of
terminating node1 for crmd.2131 (0)
Jun 01 15:38:17 [2127] nfs3.pcic.uvic.ca stonith-ng: error:
remote_op_done: Operation reboot of node1 by <no-one> for
crmd.2131 at node3.a22a16f3: No such device
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
tengine_stonith_callback: Stonith operation
2/37:8:0:241ee032-f3a1-4c2b-8427-63af83b54343: No such device (-19)
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
tengine_stonith_callback: Stonith operation 2 for node1 failed (No
such device): aborting transition.
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
abort_transition_graph: Transition aborted: Stonith failed
(source=tengine_stonith_callback:697, 0)
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
tengine_stonith_notify: Peer node1 was not terminated (reboot) by <anyone>
for node3: No such device (ref=a22a16f3-b699-453e-a090-43a640dd0e3f) by
client crmd.2131
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice: run_graph:
Transition 8 (Complete=1, Pending=0, Fired=0, Skipped=27, Incomplete=0,
Source=/var/lib/pacemaker/pengine/pe-warn-0.bz2): Stopped
Jun 01 15:38:17 [2131] nfs3.pcic.uvic.ca crmd: notice:
too_many_st_failures: No devices found in cluster to fence node1, giving
up
I can manually fence a guest without any issue:
# fence_xvm -a 225.0.0.12 -k /etc/cluster/fence_xvm_ceph1.key -o reboot -H
NFS1
But the cluster doesn't recover resources to another host:
# pcs status *<-- after manual fencing*
Cluster name: nfs
Last updated: Tue Jun 2 08:34:18 2015
Last change: Mon Jun 1 16:02:58 2015
Stack: corosync
Current DC: node3 (3) - partition with quorum
Version: 1.1.12-a14efad
3 Nodes configured
9 Resources configured
Node node1 (1): UNCLEAN (offline)
Online: [ node2 node3 ]
Full list of resources:
Resource Group: group_rbd_fs_nfs_vip
rbd_nfs-ha (ocf::ceph:rbd.in): Started node1
rbd_home (ocf::ceph:rbd.in): Started node1
fs_nfs-ha (ocf::heartbeat:Filesystem): Started node1
FS_home (ocf::heartbeat:Filesystem): Started node1
nfsserver (ocf::heartbeat:nfsserver): Started node1
vip_nfs_private (ocf::heartbeat:IPaddr): Started node1
NFS1 (stonith:fence_xvm): Started node2
NFS2 (stonith:fence_xvm): Started node3
NFS3 (stonith:fence_xvm): Started node1
PCSD Status:
node1: Online
node2: Online
node3: Online
Daemon Status:
corosync: active/disabled
pacemaker: active/disabled
pcsd: active/enabled
Fence_virtd config on one of the hypervisors:
# cat fence_virt.conf
backends {
libvirt {
uri = "qemu:///system";
}
}
listeners {
multicast {
port = "1229";
family = "ipv4";
interface = "br1";
address = "225.0.0.12";
key_file = "/etc/cluster/fence_xvm_ceph1.key";
}
}
fence_virtd {
module_path = "/usr/lib64/fence-virt";
backend = "libvirt";
listener = "multicast";
}
Thanks,
Steve
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