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Questions tagged [pacemaker]

Pacemaker is, according to its website, an Open Source, High Availability resource manager suitable for both small and large clusters.

Pacemaker is, according to its website, an open source, high availability resource manager suitable for both small and large clusters.

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Using Corosync + Pacemaker with C++ program

I read the "Cluster from scratch" document on this website : http://clusterlabs.org/doc/ ans I didn't find the answer to my questions : 1) I'm wondering if the Linux Cluster with Pacemaker + Corosync can be used with C++ programs. All the examples…
TheFrenchGuy
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Pacemaker: How keep the VirtualIP resource on at least one node

I use pacemaker and corosync to manage failover with two nodes in active/passive mode. I have configured a virtual IP resource as this: # pcs resource create VirtualIP ocf:heartbeat:IPaddr2 \ ip=192.9.50.54 cidr_netmask=32 op monitor…
moonbossa
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using JBoss7 with pacemaker

Recently I'm trying to implement HA(High Available) on several redHat servers. Tools: pacemaker, JBoss I only found this resource agent(http://linux-ha.org/doc/man-pages/re-ra-jboss.html) which only support JBoss5 and Jboss6. But my JBoss…
Boli-CS
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IPTABLES for multiple Public IP Addresses

Currently i have two servers Running Debian 7 with HA Active/Passive setup using Pacemaker and Corosync as follows: node1->IP->xx.xx.xx.1 node2->IP->xx.xx.xx.2 VIP(Floating IP) ->xx.xx.xx.3 It is configure with heartbeat for fail-over setup. All…
vrOom
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Ubuntu 12.04 pacemaker cluster fails to load Apache after adding ioncube zend loader to php.ini

I have configured a cluster and it runs properly unless I add a zend extension to the php.ini file. In my test, I have the failover server shut down so that I am only dealing with a single server. I am running Ubuntu 12.04, corosync 1.4.2 and drbd…
Clayton Dukes
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How to setup resources on multi-node cluster

I want to setup multi-node cluster with corosync/pacemaker with six nodes. Nodes are: WEB1 - WEB2, API1 - API2, DB1 - DB2. Currently I have setup DB-nodes (with drbd for FS-replication, postgresql and DB_Virtual_IP) and API-nodes (only…
esergion
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any way to find out Master Node from Linux-HA cluster by "crm" command?

I have one Linux-HA based cluster(Master Node/Slave Node), and have some resources defined on Pacemaker, my question is any way we can used by "crm" command to find out the Master Node of this Linux-HA cluster? I mean at the timeslot before all…
Emre He
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Asterisk HA and SIP registration

I setup an Active/Passive cluster with Pacemaker/Corosync/DRBD. I wanted to make an Asterisk server HA. The solution works perfectly but when the service fails on one server and starts on another all registered SIP clients with the active server…
user278740
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pacemaker can't start my zabbix service when I stop zabbix service

I want use corosync+pacemaker+zabbix to achieve high availability. Follow is my config crm(live)configure# show node zabbix1 \ attributes standby="off" timeout="60" node zabbix2 \ attributes standby="off" primitive httpd lsb:httpd \ op monitor…
Alan.deng
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What happens if HAProxy cluster assigns the same Virtual IP to multiple machines?

Let's say I have two instances of HAProxy running in a cluster to provide load balancing for something else. The two node HAProxy cluster could be implemented using Pacemaker and Corosync. Consider the situation where the two nodes lose contact with…
Oleksi
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dependency of pacemaker resources starting

My problem is about the pacemaker. For example,the pacemaker cluster has two resources, one of which is starting, such as needing for 3 minutes, then in this 3 minutes, if another resource monitor failed, it will not immediately call stop/start…
James
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Oracle + ASM + LVM + Pacemarker

I need to create a cluster with RedHat7 (pacemarker) for a Oracle database. The DBA say that need to use Oracle ASM for manage disks but Cluster need use LVM. Can I use LVM and ASM ?
Leonardo Dias
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Start at boot time Corosync 2.X + Pacemaker 1.1 cluster (Debian Wheezy)

I am having what seems an easy problem to solve, but I don't know the correct way to solve it. I've been googling for a solution for almost a week without luck. (All I found was this but had no clear and clean solution) I have created a two node…
Danilo7
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SQL 2017 Linux ag resource not failing over with pacemaker

We've setup a sql2017 cluster on linux following MS Documentation. Replication in the AG works fine but we are unable to failover. If I watch the logs during failover pacemaker is attempting to move the AG but it fails and continues running on the…
tweeks200
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Get asterisk server running in both cluster nodes (corosync) at the same time

I created a cluster with two nodes using corosync, pacemaker, heartbeat. This is a HA cluster that host asterisk. Right now I have two resources configured, an asterisk server and a virtual ip address. cluster conf All is going smoothly but I have a…
user1999854
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