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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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Start pacemaker on boot in debian

I'm using corosync and pacemaker on a debian, and at each reboot I need to start pacemaker by hand. Is there a solution to make it happend automaticaly? Tanks a lot.
Clement Roblot
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Is possible to use Pacemaker failover without hardware?

Is possible to use Pacemaker failover without hardware? On quickstart http://clusterlabs.org/quickstart-redhat.html you can find the followowing commands: ccs -f /etc/cluster/cluster.conf --addfencedev pcmk agent=fence_pcmk Similar here:…
Michael
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Pacemaker cluster: Xen RA vs libvirt RA

Building a pacemaker cluster to manage Xen domU virtual machines the sysadm can choose between to different resource agents: the dedicated Xen resource agent (ocf:heartbeat:Xen) the libvirt based resource agent (ocf:heartbeat:VirtualDomain) Both…
Luke404
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STONITH with a DRBD/Pacemaker/Corosync 2 node cluster

So I am seeing a lot of conflicting viewpoints out there on using STONITH with a 2-node DRBD/Pacemaker/Corosync cluster for replicating MySQL data. The example I could find on the Pacemaker website seems to turn it off, but a lot of other places…
user439407
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IP failover with 2 nodes on different subnet: cannot ping virtual IP from second node?

I'm going to setup redundant failover Redmine: another instance was installed on the second server without problem MySQL (running on the same machine with Redmine) was configured as master-master replication Because they are in different subnet…
quanta
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LDAP (389 Directory Service) and Pacemaker with Multi-Master

I'm trying to setup a pair of LDAP servers running 389 (formerly Fedora DS) in high availability using Pacemaker with a floating IP. In addition, 389 supports multi-master replication, where all changes on one node are automatically replicated on…
organicveggie
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Pacemaker virtual IP and IPTables

I'm attempting to set up a cluster of two VMware VMs running Heartbeat, Pacemaker and Varnish on Ubuntu Server 10.04, with the intent of using them as a main and backup loader balancer to further VMs. Varnish is working fine, and Heartbeat is…
jetboy
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NFS Server - Corosync, DRBD & Pacemaker

I have 2 HA NFS server (Ubuntu with CoroSync, Pacemaker & DRBD). Everything is working beautifully with one small issue. If I kill an NFS it fails over seamlessly (NICE!) As the killed node is coming back up it causes a 5-10 second disconnection of…
Matt Neubauer
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Pacemaker - Logging the result of a ping check?

I read this page and the next: https://clusterlabs.org/pacemaker/doc/deprecated/en-US/Pacemaker/1.1/html/Pacemaker_Explained/_moving_resources_due_to_connectivity_changes.html And it explains how to set up a ping that you can link to the allocation…
KdgDev
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Is there a way to have pacemaker resource groups failover if all floating IP resources are unavailable?

I want to have multiple floating IPs in a resource group that will only failover if all IPs cannot work. Each floating IP is on a different subnet and can be used by the application I have. If a floating IP is unavailable it will use the next…
dev4life
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PCSD simple Master/Slave will not fail master over

I am trying to write a trivial pacemaker Master/Slave system. I created an agent, it's metadata follows: elm_meta_data() { cat < …
Steve
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Pacemaker split-brain timing of resource start and stop

I am testing a two-node cluster and testing various split-brain scenarios. It is all working fine, with resources doing what I would expect, except I am wondering about timing in a particular case. I am running with auto_tie_breaker:…
user3718260
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Pacemaker Corosync VIP switches when node is brought online

I've a cluster setup with 3 nodes [having nodes A,B (VIP),C] using pacemaker and corosync. When I shutdown one of the nodes B intentionally (as a disaster recovery test), the node A or C takes VIP but when I turn back B on after sometime then VIP…
Akhil
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Resources are UNCLEAN when I unplug the preferred node

I'm very beginner within linux network configuration I configured linux pacemaker + corosync + stonith via ssh + drbd + nginx for 3 nodes. pcs status: 3 nodes configured 7 resources configured Online: [ main-node second-node third-node ] Full…
Gileneusz
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Corosync caused a 100% CPU load after a node disappeared. How to fix it?

A general setup (the very first for me) of Corosync + Pacemaker is made upon 4 Virtual Servers with a VirtualIP, a private network is organised with a help of OpenVPN.…
Alex
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