Re: [Linux-cluster] GFS, SELinux denial

2007-08-28 Thread Ryan O'Hara
[EMAIL PROTECTED] wrote: I am having issues with a server running gfs and an SELinux error. When /etc/init.d/gfs start or service gfs start is run, it results in a SELinux denial. If mount -a -t gfs is run as root it works fine. The scripts also work if setenforce 0 is used. Running setsebool -P

Re: [Linux-cluster] GFS with Dell MD3000?

2007-08-28 Thread Ryan O'Hara
Christopher McCrory wrote: Has anyone tried GFS with the Dell MD3000 array? This is a SAS hardware raid array that can support four server connections including shared access. (very nice piece of hardware). I have no experience with GFS (yet). Yes. I've tested GFS with this array using

Re: [Linux-cluster] Cannot join two nodes together

2007-09-26 Thread Ryan O'Hara
Ozarchuk, John D wrote: I have two nodes on the same subnet, can ping each other, are both alive, both are members of a two-node cluster. When I start cman on both nodes at the same time it says “X not a cluster member after 60 sec post_join_delay”. The output of clustat shows that the other

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] scsi reservation issue

2007-10-31 Thread Ryan O'Hara
Christopher Barry wrote: Greetings all, I have 2 vmware esx servers, each hitting a NetApp over FS, and each with 3 RHCS cluster nodes trying to mount a gfs volume. All of the nodes (1,2, 3) on esx-01 can mount the volume fine, but none of the nodes in the second esx box can mount the gfs

Re: [Linux-cluster] scsi reservation issue

2007-11-02 Thread Ryan O'Hara
Just out of curiosity ... what scsi_reserve enabled by default? It shouldn't be. If it is I'll have to fix that. Christopher Barry wrote: Are you intentionally trying to use scsi reservations as a fence method? No. In fact I thought the scsi_reservation service may be *causing* the issue,

Re: [Linux-cluster] scsi reservation issue

2007-11-02 Thread Ryan O'Hara
Christopher Barry wrote: -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ryan O'Hara Sent: Friday, November 02, 2007 1:43 PM To: linux clustering Subject: Re: [Linux-cluster] scsi reservation issue Just out of curiosity ... what scsi_reserve

Re: [Linux-cluster] scsi_watchdog

2007-11-21 Thread Ryan O'Hara
[EMAIL PROTECTED] wrote: I didn't notice that something had changed until now after I upgraded all of the nodes. I see in /etc/cluster the following; -rw-r- 1 root root 1249 Nov 10 18:40 .cluster.conf -rw-r- 1 root root 1249 Nov 13 09:50 cluster.conf -rw-r--r-- 1 root root

Re: [Linux-cluster] scsi_watchdog

2007-11-21 Thread Ryan O'Hara
guessing that neither of these apply to use, and therefore the scsi_watchdog is having no effect. It is disabled by default. On Wed, 21 Nov 2007 10:31:32 -0600, Ryan O'Hara wrote: [EMAIL PROTECTED] wrote: I didn't notice that something had changed until now after I upgraded all of the nodes

Re: [Linux-cluster] GFS, xattr and SElinux

2007-12-05 Thread Ryan O'Hara
jr wrote: Hi Guys, does GFS not work with SELinux at all, even though SElinux seems to initialize the Filesystem right after the mount correctly, and the files show labels? (ls -lZ) (this is CentOS 5.1 with the most recent packages, using GFS non2). it seems as if i ran into something like that.

Re: [Linux-cluster] RE: scsi reservation

2008-01-11 Thread Ryan O'Hara
Did you pull the source from cvs or did you grab one of the tar.gz files? Ryan Alexandre Racine wrote: You are right, that package was not installed. So now I installed the package, and recompiled fence, but fence_scsi is still not there in /sbin/ Any more idea? (Thanks for the first

Re: [Linux-cluster] SCSI reservation conflicts after update

2008-04-02 Thread Ryan O'Hara
I went back and investigated why this might happen. Seems that I had seen it before but could not recall how this sort of thing happens. For 4.6, the scsi_reserve script should only be run if you intend to use SCSI reservations as a fence mechanism, as you correctly pointed out at the end

Re: [Linux-cluster] SCSI-fence configure

2008-04-07 Thread Ryan O'Hara
m.. mm.. wrote: Hi Ryan or somebody else.. I have one question about your documentation about RedHat and scsi_reservation fence what you have write. About this Storage Requimenents: You write like this. all shared storage must use LVM2 cluster volumes If i have 2 cluster-nodes and shared

Re: [Linux-cluster] Changes in libccs behaviour (PLEASE READ!)

2008-06-09 Thread Ryan O'Hara
Fabio M. Di Nitto wrote: ccs_test(8): not fully completed yet (another email will follow). ccs_test should go away. It was never intended to be used as a production tool, it was simply intended to be a tool to test ccs. Futhermore, the fact that you must create connections and then use

Re: [Linux-cluster] scsi reservation issue with GFS

2009-02-17 Thread Ryan O'Hara
Can you dump the registered keys and reservation key? # get a list of keys resgitered for a device sg_persist -i -k device # tells you which key holding the reservation sg_persist -i -r device It appears that this node is trying to access /dev/sda but is not registered with the device. WERO

Re: [Linux-cluster] scsi reservation issue with GFS

2009-02-17 Thread Ryan O'Hara
On Tue, Feb 17, 2009 at 04:23:20PM -0700, Gary Romo wrote: We had this issue a long time ago. What we did was remove the sg3_utils rpm and then did a chkconfig scsi_reserve off Ahh, yes. If you don't intend to use SCSI-3 reservations, you definitely need to turn off scsi_reserve. Thanks

Re: [Linux-cluster] scsi reservation issue with GFS

2009-02-19 Thread Ryan O'Hara
On Wed, Feb 18, 2009 at 04:30:04PM -0600, Alan A wrote: Hello all! Thanks for the help. I have removed sg3_utils package, and rebooted all the nodes. As well I removed any SCSI fencing entry from cluster.conf file. I still have a problem getting GFS up on one of the nodes. I checked the

Re: [Linux-cluster] scsi reservation issue with GFS

2009-02-19 Thread Ryan O'Hara
On Thu, Feb 19, 2009 at 11:07:12AM -0600, Alan A wrote: Thank you Ryan. This was totally correct - yet it will not let me remove the reservation. Here is the output of several commands I tried: [r...@fendev04 ~]# sg_persist -o -C -K 0xb0b40001 /dev/gfs_acct61/acct61 HPOPEN-V

Re: [Linux-cluster] scsi reservation issue with GFS

2009-02-19 Thread Ryan O'Hara
On Thu, Feb 19, 2009 at 04:00:21PM -0600, Alan A wrote: Thank you very much, that did the trick. I will remove sg3_utils package now. Hopefully this will never happen again. I had to remove SCSI reservations from 4 different volumes. Any suggestions on how to avoid this in the future? I'm

Re: [Linux-cluster] fence_scsi support in multipath env in RHEL5.3

2009-06-10 Thread Ryan O'Hara
On Wed, Jun 10, 2009 at 02:11:21PM +0530, Rajeev P wrote: I wanted to know if fence_scsi is supported in a multipath environment for RHEL5.3 release. Yes, it is supported. In earlier releases of RHEL5 fence_scsi was not supported in a multipath environment for RHEL5.3 release. If I am not

Re: [Linux-cluster] fence_scsi support in multipath env in RHEL5.3

2009-06-10 Thread Ryan O'Hara
[mailto:linux-cluster-boun...@redhat.com] On Behalf Of Ryan O'Hara Sent: Wednesday, June 10, 2009 9:18 PM To: linux clustering Subject: Re: [Linux-cluster] fence_scsi support in multipath env in RHEL5.3 On Wed, Jun 10, 2009 at 02:11:21PM +0530, Rajeev P wrote: I wanted to know if fence_scsi

Re: [Linux-cluster] Could some one explain why SCSI_Fence Agent can not be used in 2 nodes cluster?

2009-06-14 Thread Ryan O'Hara
On Sun, Jun 14, 2009 at 11:21:08AM +1000, yu song wrote: Hi, I am planning to build a 2 nodes cluster on rhcl 5.3, and looking for what fencing method I could use. On the storage side, it is EMC clarion and supports scsi 3 reservation. So I'm thinking to use fence_scsi agent to do the

Re: [Linux-cluster] Deadlock when using clvmd + OpenAIS + Corosync

2010-01-13 Thread Ryan O'Hara
On Tue, Jan 12, 2010 at 11:21:14AM -0500, Evan Broder wrote: On Tue, Jan 12, 2010 at 3:54 AM, Christine Caulfield ccaul...@redhat.com wrote: On 11/01/10 09:38, Christine Caulfield wrote: On 11/01/10 09:32, Evan Broder wrote: On Mon, Jan 11, 2010 at 4:03 AM, Christine Caulfield

Re: [Linux-cluster] Fencing through iLO and functioning of kdump

2010-09-01 Thread Ryan O'Hara
On Wed, Sep 01, 2010 at 10:48:23AM -0400, Ben Turner wrote: Here is a kbase on fence scsi: https://access.redhat.com/kb/docs/DOC-17809 It should answer any questions you have: https://access.redhat.com/kb/docs/DOC-17809 Usually I try the fence_scsi_test to be sure my devices are

Re: [Linux-cluster] SNMP support with IBM Blade Center Fence Agent

2011-02-28 Thread Ryan O'Hara
On Mon, Feb 28, 2011 at 12:43:10PM +0530, Parvez Shaikh wrote: Hi all, I have a question related to fence agents and SNMP alarms. Fence Agent can fail to fence the failed node for various reason; e.g. with my bladecenter fencing agent, I sometimes get message saying bladecenter fencing

Re: [Linux-cluster] Redhat without qdisk

2012-04-12 Thread Ryan O'Hara
On 04/12/2012 10:18 AM, emmanuel segura wrote: That's right you'll found your cluster partitioned and if you cman two_node=1 expected_votes=1 as redhat setting our cluster maybe you get data corruption How? What fence agent are you using? I've used this configuration for years and never had

Re: [Linux-cluster] Fence methods

2012-09-06 Thread Ryan O'Hara
On 09/06/2012 03:45 PM, Chip Burke wrote: Now that ricci is figured out, I am having some issues with fencing. It seems VMWare Fence works very well, but our GFS2 volume is not available until it receives a success status. This gives us maybe 30-60 seconds of time where we cannot access the