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Questions tagged [pacemaker]

Pacemaker achieves maximum availability for cluster services by detecting and recovering from node and service-level failures. It achieves this by utilizing the messaging and membership capabilities provided by your preferred cluster infrastructure (currently either OpenAIS or Heartbeat).

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Pacemaker failover on service failure without managing the service

I have a rabbit mq ha/cluster, and a virtual ip shared between the two nodes by pacemaker. The problem is that pacemaker will only failover if the entire active host goes down, but not if rabbit mq goes down on the active host. I can't just add…
Soviero
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pcs status error httpd_monitor_5000 on server 'not running' (7):

Error Message Failed actions: httpd_monitor_5000 on abc-zabserver-b 'not running' (7): call=65, status=complete, last-rc-change='Wed Jul 15 21:44:43 2015', queued=0ms, exec=8ms pcs status [root@abc-zabserver-b ~]# pcs status Cluster name:…
John Test
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DRBD always causing splt brain after restart

I'm absolutely new to the whole cluster topic (pacemaker with DRBD, etc) and in general new to linux (using it on a daily basis for about two months now). Actually I'm playing around with a simple Apache cluster, accessing a shared DRBD mounting…
Juke
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corosync/pacemaker "stale" state after a week of running

I have a simple 3 node pacemaker/corosync setup. Ubuntu 14.04.2. 3 nodes, 2 resources - IPs - configured. ii crmsh 1.2.5+hg1034-1ubuntu4 all CRM shell for the pacemaker cluster manager ii pacemaker…
strzelecki.maciek
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VIP (using corosync + pacemaker) not accepting traffic until ifdown / ifup is called

I'm running Corosync + Pacemaker on Ubuntu 14.4. I set up two nodes with two VIPs, and when I bring pacemaker down in one node, the VIPs do go to the other, but no traffic actually goes through the system until I manually run ifdown eth1 and ifup…
moomima
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Failover pacemaker cluster, packet loss monitor

It's issue is continued from this. So, i have two test servers in one vlan. srv1 eth1 10.10.10.11 eth2 10.20.10.11 srv2 eth1 10.10.10.12 eth2 10.20.10.12 Cluster VIP - 10.10.10.100 Corosync config with two interfaces: rrp_mode:…
mr.The
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Failover pacemaker cluster with two network interfaces?

So, i have two test servers in one vlan. srv1 eth1 10.10.10.11 eth2 10.20.10.11 srv2 eth1 10.10.10.12 eth2 10.20.10.12 Cluster VIP - 10.10.10.100 Corosync config with two interfaces: rrp_mode: passive interface { ringnumber: 0 …
mr.The
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Split brain on DRBD and Pacemaker cluster

I want to put into your consideration the following situation that is currently happening on our active-passive cluster (DRBD, Pacemaker, Corosync, PostgreSQL) OS: Ubuntu server 14.04 x64 DRBD: 8.4 Pacemaker: 1.1.10 Corosync: 2.3.3 PostgreSQL:…
Carlos Castellanos
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Monitoring pacemaker with url trigger external agent

I have a HA setup, which now the only resource configured is Heartbeat with Active/Passive Configuration. Both running Debian 7, 64-bit in the cloud. Now i want to trigger an URL with the information from the Pacemaker when the resource changes.…
vrOom
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corosync & pacemaker master / slave VIP

I'm looking for a way to have a master/slave fail-over that share 2 common virtual-IPs (on Ubuntu): vip1: 10.0.0.171 vip2: 10.0.0.172 master: 10.0.0.181 slave: 10.0.0.182 I need the following functionality: If both master & slave machines are up,…
moomima
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Ubuntu 2 Node Cluster Postgresql 9.3 with pacemaker and Streaming Replication

I'm trying to setup a 2 Node Cluster with Postresql 9.3 and Streaming Replication. Streaming Replication is successfully configured. Master is listen up and is sending to slave. I can do failover manually with creating the trigger file and failback…
Matthias
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the pacemaker can't start the drbd resource

here is crm the configure show [root@node1 /]# crm configure show node node1 node node1.mycluster.org node node2 node node2.mycluster.org primitive Apache apache \ params configfile="/etc/httpd/conf/httpd.conf" \ op monitor…
hkguile
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pacemaker config resource for nginx

i'm trying to build cluster by two vm using virtualbox i follow this tutorial http://www.tokiwinter.com/clustering-with-drbd-corosync-and-pacemaker/ and type the command as below [root@node1 data]# crm configure primitive nginx_res…
hkguile
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corosync fails to install

I was trying to setup cluster using corosync and pacemaker on RHEL6 (CentOS release 6.5) I have added following repo data [haclustering] name=HA…
codewarrior
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Resource serving is back to the primary node even though stickiness is set

This is my current proof-of-concept set up node ha1 node ha2 primitive HA-mysql lsb:mysql \ op monitor interval="15s" primitive VIP ocf:heartbeat:IPaddr2 \ params ip="10.100.0.10" nic="eth1" \ op monitor interval="10s" group…
Jeffrey04
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