heartbeat was initially developed by Alan Robertson. Later SuSE got into as well (Lars Morowski). It started as a simple two-node-cluster with ASCII-configuration files (v1-syntax) and developed into a complex cluster with xml-configuration (v2).

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48 views

How would you set up multiple SSL terminating Haproxy instances, which are themselves load balanced?

I've been doing a great deal of research and experimentation on this, and I'm really running into a wall: I'm trying to set up HAProxy as the reverse proxy for a high-availability environment. All ...
1
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1answer
28 views

Corosync 2.3.3: Unable to enable cipher

I'm trying to set up a new pacemaker/corosync stack of 2 machines. I was using it before with corosync1, but on Ubuntu 14.04 I've got corosync 2.3.3 OK - I said, and tried to use this version of ...
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1answer
111 views

pgpool run and only log one line

I am using pgpool and when I run: sudo pgpool -f pgpool.conf -F pcp.conf -n It just log one line and keep waitting.... : 2014-10-09 13:27:42 LOG: pid 28626: wd_chk_setuid: ifup[/sbin/ifconfig] ...
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2answers
170 views

Centos 6.5 configuring HA cluster

I need to configure HA cluster using 2 computers. But I've got a problem, when I'm trying to start a heartbeat service it starts but throws an error. Here's the error message: Starting ...
1
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1answer
77 views

High Availability/Failover hardware hookup

I'm learning about clustering and high availability techniques, and stumbled upon an article about configuring a network with a pair of servers, using DRBD for replication and heartbeat for monitoring ...
0
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1answer
125 views

HA - Heartbeat / Pacemaker - CentOS - Manual Symlinks

I have a MySQL Master <> Master pair setup for HA. I would like to setup automatic failover not just if the node hosting the current write mysql instance goes down, but also if the mysql instance ...
3
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2answers
165 views

Importance of ha.cf file in a heartbeat/pacemaker environment?

I'm having a few issues trying to understand ha.cf and how the cluster picks up on updates. For example, when creating a new cluster, I usually: Set some default options in ha.cf on node 1 - node x ...
2
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1answer
1k views

Continuously check LDAP connectivity to Domain Controllers ( LDAP Heartbeat Check)

working on developing script which runs via schedule task ; whole purpose of it is to target few domain controllers and continuously(for every 2 sec) do a ldap query targeting that particular DC and ...
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1answer
77 views

Monitoring heartbeat centos

I am using HAproxy on two servers and for high availability using heartbeat and everything is okay, but I want to monitoring heartbeat I have a long search and get clustat command but can't find it on ...
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0answers
76 views

heartbeat doesn't work on virtual interface

I try to use vertual interface as broadcast for heartbeat(bcast in ha.cf). When I try it I see this message in syslog: May 23 12:17:26 Ubuntu2 heartbeat: [1107]: ERROR: glib: Error setting socket ...
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2answers
1k views

Openssl not getting updated to 1.0.1g in CentOS 6.2

After the heartbleed bug i have updated my openssl to 1.0.1g. But to my shock when today i see my server-status it shows me openssl version 1.0.1e that was vulnerable to Heartbleed. I have upgraded my ...
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1answer
905 views

multicast address use in corosync

I'm wondering about the purpose of the multicast address in the corosync messaging software : Since we have to bind each net interface with an IP address and a specific port, and each ring communicate ...
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1answer
146 views

Which technique should be chosen for IP failover with manual control

I have the following setup, Linux stack, with front-end running nginx proxy and static assets and back-end running Ruby on Rails and MySQL in master-master replication: Primary site: front-end.a, ...
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0answers
421 views

AWS VPC custom VIP: How to get a IP Address assumption to work across two EC2 VPC instances?

I created an AWS VPC and three instances therein (head, nodeA, and nodeB). I also associated them all with a security group that allows fully open networking among the private (RFC-1918) addresses ...
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2answers
380 views

Redis: Configuration Options for limiting key/value sizes?

My boss recently asserted, in conversation, that Redis supports some configuration options for controlling maximum key or key/value sizes ... so we could set some option to prevent our applications ...
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0answers
50 views

Ipfail ignores Heartbeats command to stop

I currently have two RHEL 6.4 servers running Heartbeat 2.1.3-3, DRDB, and Monit. Heartbeat refuses to shut down gracefully. The "ipfail" process will not listen to heartbeat's command to stop. ...
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2answers
219 views

What is the best way to setup a heartbeat agent for failover between two VMs? [closed]

I have two VMs in VirtualBox that use NAT for their network adapters. They are both getting the same IP address, so I will need to reconfigure that; but knowing that, is it possible to set up a ...
0
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1answer
279 views

Openvpn and heartbeat

I have several servers connected to openvpn and I want to make simple ip failover with heartbeat, but I can't figure out how to assign virtual openvpn ip. Is it possible to configure heartbeat in ...
7
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1answer
274 views

Heartbeat meatware STONITH on kernel panic

I have a two node cluster with heartbeat and DRBD managing a mysql resource. The failover works great if I halt the primary, reboot it, or disconnect the network connection. However, if the primary ...
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1answer
150 views

Heartbeat is not running on centos?

i'm install on centos CRITICAL: Resource IPaddr::192.168.137.20/24/eth0 is active, and should not be! fix: remove alias /etc/network/interface but i'm not find link /etc/network/interface on ...
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0answers
51 views

DRBD mount randomly unmounts itself

We have setup setup an NFS HA "cluster" using drbd/heartbeat. Everything works as expected when tested... If the instance nfs1 goes down, nfs2 picks up and everything seems to be fine. On both ...
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0answers
158 views

configure heartbeat HA on Amazon VPC instance

I'm trying to implement HA with Heartbeat (and monit) on two Amazon VPC instances. I read many articles about it and I tried all possible options I can think of. few articles I read (don't work for ...
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1answer
72 views

Heartbeat with two machines each different network

I am able to configure the heartbeat for two machines at same network. Properly set&configure ha.conf and haresources. I would like to know how I can establish same configuration for two machines ...
4
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1answer
380 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 ...
0
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1answer
109 views

Make heartbeat check MySQL replication lag before resource takeover

I am using heartbeat with MySQL master-master configuration, and using mon to check up on MySQL health. All works well for detecting downed host or broken MySQL. But the problems start after takeover, ...
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1answer
218 views

SSL Session Persistence - HA Heartbeat

I have two servers, let's call them Milo and Otis. Now Milo and Otis are setup to be an active-passive pair of highly available servers where Milo is usually the master and Otis stands-by waiting for ...
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0answers
142 views

HAProxy Redundancy, is it possible

I've read through this question, Is it possible to make redundancy on HAProxy server?, and I'm using hearbeat to do my redundancy. My redundant server DOES indeed come alive and answer on the virtual ...
0
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1answer
577 views

Howto setup 3-node heartbeat cluster?

I want to set up a virtual IP on three nodes using heartbeat. Currently, I have this: ha.cf: # Facility to use for syslog()/logger (alternative to log/debugfile) logfacility local0 # ...
3
votes
2answers
8k views

crm command(cluster managment for pacemaker) not found in latest Centos 6

I have done such setup before, was no any issues. Now i can't do "crm configure" becuase no crm command availible in current package. Am I missing something? Maybe it replaced by other way/command? ...
0
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2answers
453 views

can heartbeat notice a stopped service and re-start it

I have two nodes, the complete IP failover works for them very well - when node 1 is down, node 2 grabs the IP and starts services. What i would love to know is: if the server 1 does not crash ...
1
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1answer
859 views

Force heartbeat change active node

Is there a way to force heartbeat change active node? Or may be force to node to release resources so that one of other node take it. Ubuntu 12.04 Heartbeat
0
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1answer
749 views

Could not start heartbeat

I am having following erro when starting heartbeat. What is the problem? # service heartbeat start Starting High-Availability services: IPaddr[16856]: INFO: Running OK ...
0
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0answers
157 views

Delay in heartbeat service to be started on other server

I am using the heartbeat configuration on two of my servers as it is recommended. This is my heartbeat configuration file. auto_failback on <br> logfile /var/log/ha-log <br> logfacility ...
2
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1answer
442 views

Linux HA Heartbeat Virtual IP Switching with domain name linked to it

I have heartbeat set up on two servers like so: Master: 10.15.1.50 Backup: 10.15.1.51 (Virtual IP: 10.15.1.52) So, the master always has 10.15.1.52 as well, but if it goes down, the backup will ...
0
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1answer
167 views

does heartbeat v3 support same resource agent types of pacemaker?

As we know, Pacemaker supports three types of Resource Agents,  LSB Resource Agents,  OCF Resource Agents,  legacy Heartbeat Resource Agents http://www.linux-ha.org/wiki/Resource_Agents ...
0
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1answer
202 views

Configure DRBD and Heartbeat on Cpanel

I am working to setup a high availability cPanel server. I have two servers on same data center. The cPanel server has got 150 websites and 15 ip addresses where 1 is main shared ip and 14 other ...
1
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1answer
419 views

could heartbeat v3 monitor service/resource status without pacemaker?

I am trying to setup a HA system based on CentOS, I want to use heartbeat v3 for the "heartbeat" mechanism, resource start/stop, looks heartbeat can get it done. But about the resource status, ...
1
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1answer
91 views

DBRD dual primary Heartbeat resource management

I have the following setup: Two servers with DRBD running dual primary with OCFS2 Heartbeat with two virtual ips, one for each server Round robin DNS to load balance NFS across the two vIPs ...
3
votes
1answer
2k views

Heartbeat won't successfully start up resources from a cold boot when a failed node is present

I currently have two ubuntu servers running Heartbeat and DRBD. The servers are directly connected with a 1000Mbps crossover cable on eth1 and have access to an IP camera LAN on eth0. Now, let's say ...
1
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1answer
244 views

How to set up Heartbeat to run a service only at one node

I have two Ubuntu 12.04 servers, which run mysql in a master-master setup, with mmm as manager. How can I set up heartbeat to make sure that mmm only runs at one node at the time? *Edit to explain ...
2
votes
5answers
748 views

DRBD with MySQL

Question about using DRBD to provide HA for MySQL. I need to be sure that my backup MySQL instance is always going to be in a functional state when the failover occurs. What happens, for example, ...
1
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0answers
161 views

DRBD heartbeat's resource role trouble in centos 5.4 by mysql files owner change?

I am using 2 machines with centos,mysql,drbd,heartbeat,asterisk. node 1 has hdc :SAMSUNG HD160JJ/P, ATA DISK drive kernel version 1 SMP Tue Aug 21 17:50:26 EDT 2012 kernel release ...
0
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1answer
125 views

Heartbeat should not shut down spare webserver

I have a simple heartbeat setup that watches my 2 servers and transfers the ip public to another server in case of a crash /etc/heartbeat/haresources server1 192.168.1.203 nginx However I would ...
1
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1answer
600 views

How does Heartbeat determine when to switch to the secondary? Can you force it to switch?

I've been trying to understand exactly how Heartbeat works - I understand how when one server dies, it switches to the backup. But, for me, it also switches when the primary has a large increase in ...
4
votes
1answer
2k views

Monitoring Varnish with Heartbeat and Pacemaker

I have a pair of servers setup as high availability load balancers/reverse proxies. Each runs Ubuntu 12.04 x64 Server, Varnish, Heartbeat and Pacemaker, with Varnish load balancing traffic to back-end ...
0
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1answer
40 views

Heartbeat external plugin configuration format

I have developed an external Heartbeat v1 plugin, which expects its configuration by means of environment variables. AFAIK, this is what Heartbeat provides when configuring the plugin using the ...
1
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0answers
1k views

How to check which node is the master with heartbeat?

I need to know which machine is the current active node in an active(1)-passive(n) cluster. Reading the docs I could come up with cl_status rscstatus <node name> which returns various values ...
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0answers
472 views

Heartbeat is not claiming the resources

I am trying to build a dynamic cluster of machines that have to communicate with the master node (for reporting, updates and various other tasks that are to be dealt with by the master node). For ...
1
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1answer
529 views

How to setup heartbeat for IP fail over on SSH failure

I wonder if anyone can help me, I am trying to setup heartbeat on a redhat 5 to failover an IP address when ssh stops responding on a server. So basically you ssh to a VIP and then get put through ...
1
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1answer
418 views

NFS exportfs spamming logs. Is this a broken setup?

I have a NFS server running Ubuntu 10.04, serving an OCFS2 filesystem. The setup is somehow complicated because the server has Heartbeat and Pacemaker installed to make a cluster with another server. ...