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).
Questions tagged [pacemaker]
297 questions
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Clustered vsftpd service stops working with no error log
We've got a pacemaker cluster of vsftpd server made of two nodes in a active/pasive scheme. We have experienced the following behaviour.
vsftpd.log stops recording activity while xferlog keeps recording (transfers keeps ocurring). vsftpd.log shows…
cape
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Failed configuring active-active shared disk with drbd and pacemaker
I followed Clusters from Scratch instructions, chapters 8 and 9, to configure an active-active, shared disk cluster with drbd and pacemaker. The difference with that tutorial is that I am using OCFS2 instead of glusterfs.
Without pacemaker it works…
user2309000
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pcs creating cluster fails because of unknown hosts
I am following several tutorials now and all of them have such steps -- authenticate given hosts in pcs and then create cluster. Yet in my case the first step (authenticating) works while the second does not with error stating the hosts are not…
astrowalker
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How to control start and stop of libvirtd and virtlockd in pacemaker cluster?
Using indirect locks of virtlockd (which is used by libvirtd) requires to use a cluster-wide shared filesystem like OCFS2.
In turn this means that virtlockd must be started after the shared filesystem is mounted (otherwise the locks created would be…
U. Windl
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CentOS 7 - GlusterFS & Pacemaker & Corosync
I try to install a little GlusterFS (for NFS) Cluster with CentOS High Availability.
I have really no idea why it failed. I started multiple times from scratch. My problem is, that I can't see any error like "DNS unresolvable" or "connection…
j0k4b0
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How to use Apache resource by HTTPS in pacemaker?
I have a problem when i change apache url to HTTPS. Before the change every this working fine with http. Now my company need to use the Virtal ip by HTTPS. so that i didn't find any suitable tutorial about this issue.
i am working on debian 9. more…
Karippery
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Geo cluster - quorum vs Booth
I configured a geo cluster using pacemaker and DRBD. The cluster has 3 different nodes, each node is in a different geographic location. The locations are pretty close to one another and the communication between them is fast enough for our…
Rubinsh
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Pacemaker Corosync OCF Resource Lifecycle
I have been currently asked to setup Pacemaker Corosync and this is entirely new for me. I currently have a 2 node cluster. And what I want to do is to reassign the IP to the other node if active node fails.
So it seems like the way to do it is to…
Karias Bolster
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Squid Proxy .pid file disappears after few seconds on startup
I have two virtual Ubuntu Servers which are equal and both have Squid Proxy on them.
The problem is that Squid on server startup creates .pid file, but after 10-20 seconds it disappears and I have to manually type:
/usr/local/squid/sbin/squid
Then…
Mezja
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Configuration of pacemaker
I am having trouble setting up the following with pacemaker:
a 2-node cluster where the master server always has IP address A, and the slave server always has IP address B.
This is a failover cluster, so when the servers switch roles, the IP…
Brent
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Active node stops resources when pasive node is shutdown
2 nodes, active/pasive. 2 resources, a virtual ip, openLdap, and the nfs mount where openldap saves the data.
When both nodes are up, things worked fine. You could move resources away and put the active in stanby. But when i rebooted the passive…
Wakaru44
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Cluster a custom application
I have a custom application which is written by java. I want to know is it possible to cluster this application by pacemaker. For example copy this application in two different nodes and setup a cluster by pacemaker. In one time only one application…
Mhs
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