Gentoo Archives: gentoo-cluster

From: Benjamin MALYNOVYTCH <gentoo@×××××××××.com>
To: Jan Klopper <gentoo-cluster@l.g.o>
Subject: Re[2]: [gentoo-cluster] Using high availability cluster ?
Date: Wed, 19 Oct 2005 12:12:07
Message-Id: 413817331.20051019141156@privianet.com
In Reply to: Re: [gentoo-cluster] Using high availability cluster ? by Jan Klopper
1 **********************************
2 JK> Maybe you can just use two A records in your dns.
3
4 JK> Both point to one server, and both servers keep an eye on the other with
5 JK> hearthbeat,
6
7 JK> As soon as one of the servers gets unresponsive the other claims the ip
8 JK> as a secundary ip.
9
10 JK> ifconfig eth0 add otherip.
11 JK> // not forget to arp for it!
12
13 JK> And as soon as the hearthbeat finds the other server to be back online,
14 JK> it unsets the ip, and lets the other know that it can add the ip again.
15
16 JK> Not so hard, just a couple of shell scripts afaik.
17
18 JK> greets
19 JK> Jan
20
21 **********************************
22
23 This sounds pretty good, but the customer is running mysql with data
24 changing all day long. That means that I would have two seperate db,
25 one on each machine, without being able to merge/keep uptodate those
26 dabatases :/
27
28 Best regards,
29
30 Benjamin MALYNOVYTCH
31
32
33 --
34 gentoo-cluster@g.o mailing list

Replies

Subject Author
Re: [gentoo-cluster] Using high availability cluster ? Jan Klopper <janklopper@×××××.com>