Hi, On Mon, Jan 12, 2015 at 07:42:10PM +0300, Dmitry Koterov wrote: > Hello. > > I have 3-node cluster managed by corosync+pacemaker+crm. Node1 and Node2 > are DRBD master-slave, also they have a number of other services installed > (postgresql, nginx, ...). Node3 is just a corosync node (for quorum), no > DRBD/postgresql/... are installed at it, only corosync+pacemaker. > > But when I add resources to the cluster, a part of them are somehow moved > to node3 and since then fail. Note than I have a "colocation" directive to > place these resources to the DRBD master only and "location" with -inf for > node3, but this does not help - why? How to make pacemaker not run anything > at node3?
You could also put the quorum node into standby. Thanks, Dejan > All the resources are added in a single transaction: "cat config.txt | crm > -w -f- configure" where config.txt contains directives and "commit" > statement at the end. > > Below are "crm status" (error messages) and "crm configure show" outputs. > > > *root@node3:~# crm status* > Current DC: node2 (1017525950) - partition with quorum > 3 Nodes configured > 6 Resources configured > Online: [ node1 node2 node3 ] > Master/Slave Set: ms_drbd [drbd] > Masters: [ node1 ] > Slaves: [ node2 ] > Resource Group: server > fs (ocf::heartbeat:Filesystem): Started node1 > postgresql (lsb:postgresql): Started node3 FAILED > bind9 (lsb:bind9): Started node3 FAILED > nginx (lsb:nginx): Started node3 (unmanaged) FAILED > Failed actions: > drbd_monitor_0 (node=node3, call=744, rc=5, status=complete, > last-rc-change=Mon Jan 12 11:16:43 2015, queued=2ms, exec=0ms): not > installed > postgresql_monitor_0 (node=node3, call=753, rc=1, status=complete, > last-rc-change=Mon Jan 12 11:16:43 2015, queued=8ms, exec=0ms): unknown > error > bind9_monitor_0 (node=node3, call=757, rc=1, status=complete, > last-rc-change=Mon Jan 12 11:16:43 2015, queued=11ms, exec=0ms): unknown > error > nginx_stop_0 (node=node3, call=767, rc=5, status=complete, > last-rc-change=Mon Jan 12 11:16:44 2015, queued=1ms, exec=0ms): not > installed > > > *root@node3:~# crm configure show | cat* > node $id="1017525950" node2 > node $id="13071578" node3 > node $id="1760315215" node1 > primitive drbd ocf:linbit:drbd \ > params drbd_resource="vlv" \ > op start interval="0" timeout="240" \ > op stop interval="0" timeout="120" > primitive fs ocf:heartbeat:Filesystem \ > params device="/dev/drbd0" directory="/var/lib/vlv.drbd/root" > options="noatime,nodiratime" fstype="xfs" \ > op start interval="0" timeout="300" \ > op stop interval="0" timeout="300" > primitive postgresql lsb:postgresql \ > op monitor interval="10" timeout="60" \ > op start interval="0" timeout="60" \ > op stop interval="0" timeout="60" > primitive bind9 lsb:bind9 \ > op monitor interval="10" timeout="60" \ > op start interval="0" timeout="60" \ > op stop interval="0" timeout="60" > primitive nginx lsb:nginx \ > op monitor interval="10" timeout="60" \ > op start interval="0" timeout="60" \ > op stop interval="0" timeout="60" > group server fs postgresql bind9 nginx > ms ms_drbd drbd meta master-max="1" master-node-max="1" clone-max="2" > clone-node-max="1" notify="true" > location loc_server server rule $id="loc_server-rule" -inf: #uname eq node3 > colocation col_server inf: server ms_drbd:Master > order ord_server inf: ms_drbd:promote server:start > property $id="cib-bootstrap-options" \ > stonith-enabled="false" \ > last-lrm-refresh="1421079189" \ > maintenance-mode="false" > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
