Re: [Linux-cluster] RHEL5 sharedroot clusters

2007-10-19 Thread Gordan Bobic
On Thu, 18 Oct 2007, Kevin Anderson wrote: Mark, When I run the mkinitrd command, I get an error that comoonics-cs rpm not found. When I try to yum install it, I get dependency errors on perl(XML::DOM), perl(XML::XQL) and perl(XML::XQL::DOM) are needed by the package. Which rpm are those

Re: [Linux-cluster] Active-Active configuration of arbitrary services

2007-10-19 Thread Lon Hohberger
On Fri, 2007-10-19 at 14:53 +, Glenn Aycock wrote: We are running RHCS on RHEL 4.5 and have a basic 2-node HA cluster configuration for a critical application in place and functional. The config looks like this: ?xml version=1.0? cluster config_version=16 name=routing_cluster

Re: [Linux-cluster] CLVM and SCSI-3 Reservations

2007-10-19 Thread BERES Laszlo
Maciej Bogucki wrote: Yes because CLVM is needed for GFS filesystem, but no if You want to use it without clustert filesystem. By the way: is it supported to do scsi reservation with cciss driver? Because I have the issue below: [EMAIL PROTECTED] ~]# sg_persist -d /dev/cciss/c1d0 -o -G -S

Re: [Linux-cluster] CLVM and SCSI-3 Reservations

2007-10-19 Thread Ryan O'Hara
Sadek, Abdel wrote: Is CLVM a requirement for SCSI-3 Persistent Reservations to work on a RHEL 5.0 native cluster? Yes. I have a 2-node cluster. If I build my file system directly on the devices /dev/sdb /dev/sdd etc.., there are no Persistent Reservations being established on my storage

Re: [Linux-cluster] XEN and Cluster Questions

2007-10-19 Thread Marc Grimme
On Thursday 18 October 2007 22:00:33 Lon Hohberger wrote: On Wed, 2007-10-17 at 11:41 +0200, Marc Grimme wrote: Hello, we are currently discussing XEN with clustering support. There came some questions we are not sure what the answer is. Perhaps you can help ;-) . Background is: We

Re: [Linux-cluster] CLVM and SCSI-3 Reservations

2007-10-19 Thread Maciej Bogucki
Ryan O'Hara napisaƂ(a): Sadek, Abdel wrote: Is CLVM a requirement for SCSI-3 Persistent Reservations to work on a RHEL 5.0 native cluster? Yes. Yes because CLVM is needed for GFS filesystem, but no if You want to use it without clustert filesystem. Best Regards Maciej Bogucki --

Re: R: [Linux-cluster] RHEL5 clvmd hangs only after a node crashes...

2007-10-19 Thread Mikko Partio
On 10/19/07, David Teigland [EMAIL PROTECTED] wrote: On Thu, Oct 18, 2007 at 08:05:02PM +0200, [EMAIL PROTECTED] wrote: So, without qdisk my cluster just behaves exactly as I ever wanted! So is qdisk evil? However, please, be so kind to explain this strange behavor to me, that's really a

Re: [Linux-cluster] XEN and Cluster Questions

2007-10-19 Thread Marc Grimme
Hello, positive short update on this topic. I figured out that tdbs are not a good idea to be shared and also not a good source to reside on GFS. When I make /var/lib/xenstored hostdependent and also mount a local filesystem (ext3) underneath. Everything works. 1. Now I can *LIVE* migrate a

Re: [Linux-cluster] RHEL5 sharedroot clusters

2007-10-19 Thread Marc Grimme
On Friday 19 October 2007 00:24:02 Kevin Anderson wrote: Mark, When I run the mkinitrd command, I get an error that comoonics-cs rpm not found. When I try to yum install it, I get dependency errors on perl(XML::DOM), perl(XML::XQL) and perl(XML::XQL::DOM) are needed by the package. Which