RE: [Linux-cluster] MySQL Cluster

2008-04-24 Thread Harri.Paivaniemi
If you need high select- performance but only moderate update/insert/delete, then it's easy and robust way to: - cluster master-db as active-hot standby (with RHCS) - use mysql proxy to split selects and run many slaves for selects in loadbalance pool behind one VIP - use bin- replication mast

Re: [Linux-cluster] MySQL Cluster

2008-04-24 Thread Gordan Bobic
Tiago Cruz wrote: I'm researching about mysql's cluster. What did you suggests? Last time I tried using MySQL Cluster it was unacceptably slow. It wasn't really a workable solution. MySQL replication was a much better option. I need to have write in all nodes of cluster, so, I can't use

[Linux-cluster] MySQL Cluster

2008-04-24 Thread Tiago Cruz
Hello Guys, I'm researching about mysql's cluster. What did you suggests? I need to have write in all nodes of cluster, so, I can't use DRBD7 + HeartBeat. Maybe, I should use DRBR8 and GFS to to this? One proxy application to separe Insert/Update from Select? Well.. thanks for your time! :)

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread linux-cluster
In the message dated: Thu, 24 Apr 2008 17:02:54 EDT, The pithy ruminations from Lon Hohberger on were: => On Thu, 2008-04-24 at 15:29 -0400, Lon Hohberger wrote: => > On Thu, 2008-04-24 at 15:23 -0400, Lon Hohberger wrote: => > => > I'm writing step by step wiki article now. ;) => > => > [Not

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Bennie Thomas
You work fast, Actually Leo was on to something. My personal user ssh files where the same because of our automounted directories. However, I copied over the files in /etc/ssh to all three nodes in my cluster and ssh works great.(I can ssh from any node on our network to the VIP addresses the

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Lon Hohberger
On Thu, 2008-04-24 at 15:29 -0400, Lon Hohberger wrote: > On Thu, 2008-04-24 at 15:23 -0400, Lon Hohberger wrote: > > I'm writing step by step wiki article now. ;) > > [Note: it will need to be expanded for non-Red Hat/Fedora distributions] Here's how to do it so that each service has a differen

Re: [Linux-cluster] CS5 Problem

2008-04-24 Thread Jonathan Brassow
On Apr 24, 2008, at 6:12 AM, Alain Moulle wrote: Apr 24 11:47:02 [EMAIL PROTECTED] ccsd[11099]: Local version # : 1 Apr 24 11:47:02 [EMAIL PROTECTED] ccsd[11099]: Remote version #: 1 Apr 24 11:47:02 [EMAIL PROTECTED] ccsd[11099]: Remote copy of cluster.conf is from quorate node. Is there

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Bennie Thomas
the key is on the both nodes. I use nis for my accounts and automounted home directories. Leo Pleiman wrote: You have to install the same ssh key on each machine. Bennie Thomas wrote: I have a 3-node Cluster set up as 2-nodes active and one passive. I have assigned 2 IP Aliases to fail over.

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Lon Hohberger
On Thu, 2008-04-24 at 15:23 -0400, Lon Hohberger wrote: I'm writing step by step wiki article now. ;) [Note: it will need to be expanded for non-Red Hat/Fedora distributions] -- Lon -- Linux-cluster mailing list Linux-cluster@redhat.com https://www.redhat.com/mailman/listinfo/linux-cluster

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Leo Pleiman
You have to install the same ssh key on each machine. Bennie Thomas wrote: I have a 3-node Cluster set up as 2-nodes active and one passive. I have assigned 2 IP Aliases to fail over. The problem I am having is; When I ssh to the IP aliases the first time it works fine, I then failover the IP

Re: [Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Lon Hohberger
On Thu, 2008-04-24 at 14:10 -0500, Bennie Thomas wrote: > I have a 3-node Cluster set up as 2-nodes active and one passive. I have > assigned 2 IP Aliases > to fail over. The problem I am having is; When I ssh to the IP aliases > the first time it works fine, > I then failover the IP alias servi

[Linux-cluster] ssh'ing to Cluster IP aliases.

2008-04-24 Thread Bennie Thomas
I have a 3-node Cluster set up as 2-nodes active and one passive. I have assigned 2 IP Aliases to fail over. The problem I am having is; When I ssh to the IP aliases the first time it works fine, I then failover the IP alias service to the backup node, then try ssh'ing to the alias, it fails w

Re: [Linux-cluster] CS5 Problem

2008-04-24 Thread Lon Hohberger
On Thu, 2008-04-24 at 13:12 +0200, Alain Moulle wrote: > when testing a two-nodes cluster with quorum disk, when > I poweroff the node1 , node 2 fences well the node 1 and > failovers the service, but in log of node 2 I have before and after > the fence success messages many messages like this: >

Re: [Linux-cluster] Is heuristic really required?

2008-04-24 Thread Lon Hohberger
On Wed, 2008-04-23 at 16:11 -0400, Charlie Brady wrote: > On Fri, 18 Apr 2008, HarriPäiväniemi wrote: > > > Qdisk man says at least 1 heuristic is reguired. > > > > Is it? > > > > I have (accidentally) tested and to my mind it worked fine without > > heuristics. I gave 1 vote to quorumd and no -

[Linux-cluster] CS5 Problem

2008-04-24 Thread Alain Moulle
Hi I 'm facing a problem : when testing a two-nodes cluster with quorum disk, when I poweroff the node1 , node 2 fences well the node 1 and failovers the service, but in log of node 2 I have before and after the fence success messages many messages like this: Apr 24 11:30:04 [EMAIL PROTECTED] qd