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5 views

Configuring a corosync as a witness server

Is it possible to add a witness node to a corosync cluster The cluster is running a 3 node setup: 2 applications server running MariaDB with Galera cluster. 1 "witness" server running Galera ...
1
vote
1answer
2k views

Corosync/Pacemaker + Haproxy Failed Actions: insufficient privileges

I setup a Corosync/Pacemaker cluster + HAproxy using the following guide on Ubuntu 14.04 LTS: ...
1
vote
2answers
43 views

pacemaker corosynce lsb resource script( Sybase Database ASE Server and Backup Server)

I'm trying to create a lsb resource with pcs on rhel7.2 The "sybase" script is about Sybase Database ASE Server and Backup Server Startup & Stop & Restart $ status script Before ...
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3answers
4k views

corosync + pacemaker + nginx

I have been trying to configure and implement corosync + pacemaker + nginx to my vbox to create a High-Availability set-up between web servers. But can't find an exact tutorial on how to make it work ...
1
vote
1answer
2k views

crm resource cleanup command in pcs?

Is there an alternative command for crm resource cleanup <rsc> in the pacemaker configuration system? I got the following error message from pcs status and I found on different sites, that a crm ...
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2answers
1k views

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 Clustering type=rpm-md ...
4
votes
1answer
1k views

Pacemaker/corosync timeout before resource transfers

This seems like a simple question, but one I can't seem to find the answer for despite going over the pacemaker documentation multiple times. I've got corosync set up with pacemaker to share a ...
0
votes
1answer
17 views

Two nodes of corosync are offline

I saw: This question. 192.168.2.0/24 - Office net with GW ..2.1 According to the Corosync documentation, if the local interface is 192.168.5.67 with netmask 255.255.255.0, set bindnetaddr to ...
2
votes
1answer
24 views

In a Pacemaker cluster, is there any way to set start-failure-is-fatal on a per resource basis?

I've got it set cluster-wide currently, but I'd really like it to be set to 'true' by default and false for only my Slave DRBD resource. Using Pacemaker 1.1.12 and Corosync 1.4.8.
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1answer
34 views

CIB not supported: validator 'pacemaker-2.0', release '3.0.9'

I am trying to make two node clusters with pacemaker and corosync. When I want to change config with crm I get the following error: CIB not supported: validator 'pacemaker-2.0', release '3.0.9' ...
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0answers
25 views

SUSE nfs cluster with STONITH

I have a problem that's bugging me for a long time(a few months) . I'll do a summary of the issue : 1) corosync NFS cluster of 2 HP Gen 8 servers, OS : SUSE Linux Enterprise Server 11 (x86_64) ...
2
votes
0answers
56 views

crm_mon -E does not run the external-agent on Debian Jessie

Setup I'm currently having a working 2-nodes HA cluster using Pacemaker+Corosync. My nodes are running on Debian 8 (Jessie). Now I would be able to get notified when changes occur in the cluster ...
2
votes
1answer
128 views

Multi-state MySQL master/slave pacemaker resource fails to launch on cluster nodes

Setup I'm setting up an HA cluster for a web application using two physical servers in a Corosync/Pacemaker managed cluster. After finding out I was heading the wrong way, I decided to use ...
2
votes
1answer
48 views

Get IP of node running a specific resource when demoting master nodes to slaves

Setup I am setting up a HA cluster for a web application with 2 nodes (2 physical servers): node1 (current master node) node2 (current slave node) Using Corosync & Pacemaker I was able to ...
0
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1answer
74 views

How to make node join the cluster (Pacemaker, Corosync 2 node setup) automatically after disconnection / unplugging?

I have a 2 node cluster running Corosync and Pacemaker. If I physically unplug the network cable on one node, the other one becomes standalone. But when I plug the network cable back in, I want it ...
0
votes
1answer
80 views

how to make a Virtual ip on a 2 nodes cluster

i have a specific question, her's my situation : 1- 2 vms with drbd - pacemaker - corosync - NFs - here's my crm configuration : node san1 node san2 primitive drbd_res1 ocf:linbit:drbd \ params ...
3
votes
1answer
107 views

Possible to set the specific order of a resource in a Pacemaker group?

Given the Pacemaker/Corosync resource configuration described below, is it possible to add a resource in a specific position within the resource group? The configuration is CentOS 7.2 using the ...
1
vote
1answer
330 views

Can not start PostgreSQL replication resource with Corosync/Pacemaker

I'm setting up a PostgreSQL replication on two servers (CentOS 6.5) with HA by Corosync/Pacemaker. My software info: postgresql91-9.1.19-1PGDG.rhel6.x86_64 ...
1
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0answers
58 views

pacemaker supervisord and resource groups

For environment and config pls check HA pacemaker monitor_5000 on zabserver-a 'not running' (7): call=53, status=complete, last-rc-change='Mon Jul 13 07:51:32 2015', queued=0ms, ...
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0answers
58 views

new two node cluster not behaving right

Been new to pacemaker, I’m trying to create my first cluster of two nodes, but it seems to behave a little strange. Following this guide but am unable to do f.ex.: [root@afnA ~]# pcs property set ...
0
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0answers
169 views

nginx high-availability with corosync and pacemaker

I configured nginx in a failover with corosync and pacemaker. Everything looked until the test of the failover: The VirtualIP is transmitted to the other host, but the resouce reverseproxy fails to ...
1
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0answers
66 views

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 ...
1
vote
1answer
824 views

Configuring resources for Galera and Corosync/Pacemaker

I can't seem to find a proper way of setting up resources in pacemaker to manager my Galera cluster. I want a VIP that will failover betwen 5 boxes ( this works ), but I would also like to tie this ...
0
votes
1answer
359 views

HA pacemaker monitor_5000 on zabserver-a 'not running' (7): call=53, status=complete, last-rc-change='Mon Jul 13 07:51:32 2015', queued=0ms, exec=0ms

I have a Zabbix active/passive cluster using pacemaker and cman. However, I am seeing the following in "pcs status" and during failover the zabbix-server service is not coming up. The floating IP ...
2
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0answers
392 views

SLES 12 High Availability Cluster - scsi persistant reservation fencing

I'm trialling SLES 12 w/ HAE to run a Fileserver cluster consisting of two nodes. Idea was to use SCSI persistant reservation as a fencing method using the fence_scsi script from stonith fence agents. ...
3
votes
0answers
509 views

Pacemaker ocf:heartbeat:IPaddr on different subnets

I'm trying to add a Pacemaker virtual IP address; with it, the gateway, and the two VMs it serves on different subnets. I've only done this before with all IPs on the same subnet, and I need some ...
1
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0answers
302 views

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 ...
2
votes
1answer
514 views

Start at boot time Corosync 2.X + Pacemaker 1.1 cluster (Debian Wheezy)

I can't find a way to start cluster (corosync+pacemaker) at boot time in Debian I have updated a 2 node cluster with the following configuration on both nodes: Debian Wheezy 7.7 Corosync v2.3.4 ...
1
vote
2answers
74 views

Corosync on cloud servers

I have two Oracle Linux 7 servers on cloud and I want to use Corosync. Servers are on the same cloud network (not LAN), but they only have one nic. Here are the conf files. Server A: totem { ...
0
votes
1answer
226 views

Pacemaker ClusterIP stops working after 15 minutes but is still running

I am running Corosync and Pacemaker via a cman stack, in an active-active setup delivering web pages, and I've hit a brick wall. I'm using the IPaddr2 resource agent to have an IP that is used ...
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0answers
99 views

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 ...
0
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0answers
55 views

ActiveMQ with Pacemaker and Corosync

I am trying to configure ActiveMQ with Pacemaker and Corosync, has anyone done this already? I couldn't find anything remotely related on Google. In fact, I am looking for an ActiveMQ resource agent ...
0
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0answers
159 views

pacemaker/corosync node doesnt work after system upgrade

Few days ago I updated(yum update) one of my cluster node. While yum was performing cleaning operations after upgrade it tried to restart pacemaker. This operation hanged for quite some time until I ...
0
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0answers
423 views

How do I force IPV4 with PCS? (Pacemaker/Corosync)

I'm setting up a Pacemaker/Corosync cluster with a DRBD mount for a highly available Webapp in a secure environment. This is running on CentOS 7. The cluster is working. However to get this system ...
4
votes
1answer
144 views

Pacemaker error on failback with drbd

I have two nodes in my cluster with drbd+pacemaker+corosync When the first node fails, the second assumes the service and it's ok, but when we have to failback (node1 back online) it shows some errors ...
1
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0answers
505 views

corosync is not in sync

Could you please help out show me how to form a cluster? corosync & pacemaker are used. two nodes rac0 ip 192.168.0.140 & rac1 ip 192.168.0.142 They are not shown in each other. They are ...
2
votes
0answers
179 views

How to let Corosync / pcs control nginx?

Folks, I'm trying to replace a single aging load balancer with multiple virtual machines running nginx. However after I got centos 7 and nginx installed I realized that heartbeat has been ...
2
votes
0answers
291 views

Is it possible to prevent pcs/dlm/crm from fencing the node when it fails?

Is it possible to prevent pcs/dlm/crm from fencing the node when it fails? I use cluster only to be able to build GFS2 storage, and there's my own way of avoiding split-brain. So I do not need things ...
0
votes
1answer
178 views

Is it possible for corosync / pacemaker to consider a node active only if a particular process is running?

I want a node to be considered "online" (and thus able to get resources) only after it is ready for them (that is, a particular process is up and running.) Is there a way to configure pacemaker to ...
0
votes
0answers
330 views

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 ...
0
votes
2answers
5k views

corosync pacemaker crm status show DC : none and offline

i'm new to corosync and pacemaker and try to build cluster by using vm node1 & node2. here is the /etc/corosync/corosync.conf # Please read the corosync.conf.5 manual page compatibility: ...
1
vote
1answer
4k views

could corosync can support unicast heartbeat mode?

could corosync can support unicast heartbeat mode? from another thread in serverfault, some guy raised below corosync conf: totem { version: 2 secauth: off interface { ...
0
votes
2answers
1k views

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: ...
1
vote
0answers
2k views

monitor of systemd resource with pacemaker & corosync returns “not running” when cloned while it is

The setup: - OS: CentOS 7, latest versions op Corosync, Pacemaker & PCS - two node active/active cluster with a virtual IP - on both nodes Exim is running for outoging mail (SMTP), nothing special ...
2
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0answers
530 views

DRBD + corosync + pacemaker - Servers won't connect after failover

I got 2 servers configured with drbd, corosync with pacemaker. It is all working fine, primary server gets secondary if it fails, and secondary gets primary. But if the 1st server comes up again ...
4
votes
2answers
6k views

Secure IPTables rules for Corosync

I have two HA load balancers (hollywood and wolfman) running Corosync and Pacemaker. The eth1 interfaces are connected to the WAN, and the eth0 interfaces to the LAN, using a virtual IP as the gateway ...
1
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1answer
1k views

Is it possible to configure pacemaker with a configuration file?

I'm trying to configure pacemaker with a config file (that I can automatically generate and then ask pacemaker to "reload"). But all the examples that I see are for command-line commands or the ...
1
vote
1answer
362 views

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 ...
0
votes
1answer
253 views

How to integrate the fence_cisco_ucs.py(python) script with the pacemaker-1.1.10 and corosync-2.3.3

I have CentOS 7 on the Oracle VM VirtualBox. I have installed the pacemaker-1.1.10, corosync-2.3.3 and pcs tools. I able to create normalocf::heartbeat:IPaddr2 and ocf::heartbeat:apache etc resources. ...
1
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2answers
925 views

drbd corosync cluster second node is trying to be primary all the times

We are facing the problem with drbd corosync cluster. On one node who is primary all resources(mysql services,drbd) are working fine. But the second node is trying to be primary all the times. The ...