The corosync tag has no wiki summary.
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20 views
Linux-HA pacemaker cluster resource agent for multiple IPs
Is there a pacemaker/corosync cluster resource agent that is able to manage multiple IP addresses at once?
When we configure IP addresses as cluster resources with ocf:heartbeat:IPaddr2 it takes ...
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0answers
35 views
corosync + pacemaker cluster issues
I have created pacemaker/corosync cluster, and I am using:
pcs resource rsc defaults resource-stickiness=100
I tried multiple time, but resource stickiness is not working. For e.g.: node_1 and ...
2
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0answers
93 views
Relation between Heartbeat and Corosync on openSUSE
I'm moving a Heartbeat + Pacemaker setup to openSUSE 12.1. It turns out that Heartbeat isn't supported on this platform anymore, and therefore it is not available from the official repos.
Switching ...
-1
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2answers
269 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 ...
3
votes
1answer
159 views
Add MySQL as a resource to pacemaker
I am trying to enable fail over strategy using pacemaker on a mysql Master-Master replication on two virtual machine running openSUSE 12 created by VritualBox.
I managed to complete the mysql ...
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1answer
128 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 {
...
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0answers
282 views
Nginx Active/Active Cluster Setup
I am currently attempting to configure a pair of load balancing servers in an Active/Active configuration using the following:
Nginx
Corosync
Pacemaker
Applicable instructions were followed ...
1
vote
1answer
222 views
Pacemaker corosync 2-node with a 3rd for quorum
I'm having trouble figuring out how to configure a 2-node setup with a third
simpler one for quorum.
It seems to think all the nodes have the capability to act as a full fallback node, when I only I ...
3
votes
1answer
869 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 ...
5
votes
1answer
2k views
MySQL: Pacemaker cannot start the failed master as a new slave?
pacemaker-1.0.12-1
corosync-1.2.7-1.1
I'm going to setup failover for MySQL replication (1 master and 1 slave)
follow this guide:
...
0
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0answers
234 views
Changing Corosync/Heartbeat pair's active node based on MySQL/Galera cluster state
Background
I'm planning on building a High Availability "cluster" for our Zabbix instance by placing two physical servers in one server room and two in another server room.
In each server room one ...
4
votes
1answer
235 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
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5answers
441 views
Weird init script issue with corosync
This probably has a simple explanation, but I certainly can't think of it.
I've got corosync installed (via yum), with it's default init script. Something is strange on this particular CentOS ...
0
votes
0answers
1k views
Corosync unicast issue with different nets
I'm using a setup (on our staging-system) with 2 root-servers and 1 fail-over-ip.
As software we use corosync and pacemaker.
Corosync is configured for multicast communication via port 5405.
--> ...
0
votes
1answer
409 views
How to run multiple Heartbeat/Corosync/Pacemaker clusters in the same network? (Quorum)
We intend to run several components to run a web site. Like a load balancer, a cache and a couple of web serserves. To avoid single-points-of-failure we intended to use Heartbeat/Corosync/Pacemaker ...
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votes
2answers
832 views
corosync active-active with 2 virtual IPs - clone constraints task
I have DNS roundrobin on 2 virtual IP in front of service. (Among others the service tested was: apache, nginx, varnish, postfix, … It really does not matter. Let's call it just service.)
I ...
0
votes
2answers
2k views
Configuring RHEL6.1 GFS cluster
I need to configure 3-node cluster with shared GFS2 filesystem. GFS2 needed as common Documentroot for apache behind the balancer.
Can you suggest some guide on how to configure ...
0
votes
1answer
746 views
Corosync on EC2 multiple subnets
I'm working on a HA solution for apache/mysql and i'm going the DRBD with pacemaker and corosync route... I seem to be having an issue with getting my corosync service to see the other server.
I'm ...
1
vote
1answer
318 views
How do I test load balancing in my LAN?
I recently posted a question regarding the issue of loadbalancing webservers on a budget. It's finally time to begin the testing so I thought about setting up two or more Ubuntu VM's in my LAN running ...
8
votes
7answers
10k views
Alternatives to Heartbeat, Pacemaker and CoroSync?
Are there any major alternatives for automatic failover on Linux besides the typical Heartbeat/Pacemaker/CoroSync combinations? In particular, I'm setting up failover on EC2 instances, which only ...
