an open source daemon that implements the VRRP standard.

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9
votes
3answers
7k views

Prevent VRRP Master from becoming Master once it has failed

I have two machines (A and B, A is Master) running VRPP (from keepalived) for a Virtual IP. How can I prevent A from becoming Master again if it has failed and come back up (for whatever reason)? I'...
3
votes
2answers
3k views

Keepalived over GRE tunnel for failover on VPS environment

I'm running an application on Linode. Their network does not support multicasting. Many tools used for failover (keepalived, spread/wackamole, hearbeat) require multicast to work (as far as I know). I'...
1
vote
1answer
136 views

How to share local IP within a cluster if server is bound to one IP?

I have a cluster with 3 nodes running in VMs on test setup. Now I want to take it to production and rented 3 dedicated root servers at Hetzner Online connected by a switch. As I found out, they do ...
2
votes
2answers
6k views

View Current State of Keepalived

Is there a way to view the current state (Master/Backup) using a command line inside a server instance? Cheers
3
votes
2answers
2k views

Prevent master to fall back to master after failure

I'm using keepalived to setup a virtual ip that points to a master server. When a failover happens it should point the virtual ip to the backup, and the IP should stay there until I manually enable (...
1
vote
1answer
1k views

Multimaster Keepalived Configuration (Virtual IP with Load Balancing)

Here are requirements: 1. High Availability 2. Load Balancing First configuration 1. Two linux servers have been configured with one static IP for each: 10.17.243.11, 10.17.243.12 2. Keepalived has ...
0
votes
1answer
2k views

How to configuration keepalived on Amazon EC2?

I rad some article. Keepalived over GRE tunnel for failover on VPS environment http://blog.killtheradio.net/how-tos/keepalived-haproxy-and-failover-on-the-cloud-or-any-vps-without-multicast/ but, I ...