Re: [Linux-cluster] How does caching work in GFS1?

2010-08-17 Thread Peter Schobel
Is anyone else able to comment on this thread? Thanks, Peter ~ On Thu, Aug 12, 2010 at 9:25 AM, Peter Schobel wrote: > In this cluster the nodes only have 4G of RAM and 4G of swap. Running > top indicates that there are about 3G used and 1G free and nothing is > swapping. > > So running gfs_too

Re: [Linux-cluster] Guidelines on Upgrades

2010-08-17 Thread Brett Delle Grazie
Hi, On Tue, 2010-08-17 at 10:52 -0400, Ben Turner wrote: > Rolling update from 5.x zstream to 5.x+1 should work. For example 5.5z to > 5.6 should work with rolling updates but 5.4 to 5.6 may have problems. > Just be sure to keep cman and lvm2-cluster in sync on a single node (i.e. update _both

Re: [Linux-cluster] GFS nolock mount on top of existing GFS2 shared mount -- won't umount

2010-08-17 Thread Steven Whitehouse
Hi, On Tue, 2010-08-17 at 11:18 -0400, rhu...@bidmc.harvard.edu wrote: > Thanks for the quick concise reply, Steven! I got a RH Support ticket open > on this -- any chance the umount.gfs2 binary could be updated (or built from > newer source on RHEL 5.5) to safely allow this to un-mount? Or th

Re: [Linux-cluster] GFS nolock mount on top of existing GFS2 shared mount -- won't umount

2010-08-17 Thread rhurst
Thanks for the quick concise reply, Steven! I got a RH Support ticket open on this -- any chance the umount.gfs2 binary could be updated (or built from newer source on RHEL 5.5) to safely allow this to un-mount? Or this have more software dependencies than that? Unfortunately for us, it is on

Re: [Linux-cluster] Guidelines on Upgrades

2010-08-17 Thread Ben Turner
Rolling update from 5.x zstream to 5.x+1 should work. For example 5.5z to 5.6 should work with rolling updates but 5.4 to 5.6 may have problems. -Ben - Original Message - From: "Mikko Partio" To: "linux clustering" Sent: Saturday, August 14, 2010 1:18:51 AM GMT -05:00 US/Canada East

Re: [Linux-cluster] GFS Configuration

2010-08-17 Thread Nilesh Attarde
Thanks On Tue, Aug 17, 2010 at 7:44 PM, Sutton, Harry (MSE) wrote: > You could start by reading the available documentation at > https://access.redhat.com/knowledge/docs/manuals/csgfs/index.html (and > while you're at it, maybe also > http://catb.org/esr/faqs/smart-questions.html > >/Harry >

Re: [Linux-cluster] GFS Configuration

2010-08-17 Thread Sutton, Harry (MSE)
You could start by reading the available documentation at https://access.redhat.com/knowledge/docs/manuals/csgfs/index.html (and while you're at it, maybe also http://catb.org/esr/faqs/smart-questions.html /Harry On 08/17/2010 09:06 AM, Nilesh Attarde wrote: Hello All, Can anybody tell m

Re: [Linux-cluster] GFS Configuration

2010-08-17 Thread Digimer
On 10-08-17 09:06 AM, Nilesh Attarde wrote: > Hello All, > > Can anybody tell me how to configure GFS on cluster ?? > > -- > Regards > > Nilesh S. Attarde Like this? (These are from my own notes) The following example is designed for the cluster used in this paper. - If you have more than 2

[Linux-cluster] GFS Configuration

2010-08-17 Thread Nilesh Attarde
Hello All, Can anybody tell me how to configure GFS on cluster ?? -- Regards Nilesh S. Attarde -- Linux-cluster mailing list Linux-cluster@redhat.com https://www.redhat.com/mailman/listinfo/linux-cluster

Re: [Linux-cluster] GFS nolock mount on top of existing GFS2 shared mount -- won't umount

2010-08-17 Thread Steven Whitehouse
Hi, On Tue, 2010-08-17 at 08:15 -0400, rhu...@bidmc.harvard.edu wrote: > I have a new RHEL 5.5 cluster running and created a new GFS2 filesystem to > rsync the old filesystem over (leaving the original intact in case we had to > do a fail-back for whatever reason). > > I made a pilot error by p

[Linux-cluster] GFS nolock mount on top of existing GFS2 shared mount -- won't umount

2010-08-17 Thread rhurst
I have a new RHEL 5.5 cluster running and created a new GFS2 filesystem to rsync the old filesystem over (leaving the original intact in case we had to do a fail-back for whatever reason). I made a pilot error by pasting the GFS local mount command on the wrong ssh session window, resulting in:

Re: [Linux-cluster] Cluster 3 version of 'cman_deadnode_timeout'

2010-08-17 Thread Christine Caulfield
On 14/08/10 04:44, Digimer wrote: Hi all, I am trying to update the docs for cluster 3 (all the currently valid options in cluster.conf using cluster.rng for reference). I was reading up on this old article to get some background on the qdisk options: http://www.foxnews.com/opinion/2010/08/1