[Pacemaker] Shared Storage

[Ruiyuan Jiang]

Hi, Andrew

Understood that. I am asking any recommendation for storage management under Packmaker.

Ryan

-----Original Message-----
From: Andrew Beekhof [mailto:andrew at beekhof.net] 
Sent: Thursday, August 26, 2010 3:43 AM
To: The Pacemaker cluster resource manager
Subject: Re: [Pacemaker] Shared Storage

On Thu, Aug 19, 2010 at 9:22 PM, Ruiyuan Jiang <Ruiyuan_Jiang at liz.com> wrote:
> Hi,
>
> My testing two node (openais and corosync) cluster is up and running (RHEL v5.5). Now I'd like to create LVM disk storage for the cluster for failover. The cluster is attached to an EMC Symmetrix SAN. The same LUNs from the EMC Symmetrix can be seen on both nodes.
> I was thinking to use DRBD for the storage management but then I found that I can't use DRBD. DRBD uses two separate storage devices for two nodes and sync them. The storage that I have is the one shared by both nodes. HP's HPUX MC/Services shares storage on both nodes. What do I need for Pacemaker for HA mode to have one shared storage?

Pacemaker itself doesn't care about storage.
But it will happily mount and unmount a file system for you.

> Redhat's cluster is active-active mode not HA mode and that is not I want for now. Thanks.
>
> Ryan Jiang
>
>
>
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This message (including any attachments) is intended
solely for the specific individual(s) or entity(ies) named
above, and may contain legally privileged and
confidential information. If you are not the intended 
recipient, please notify the sender immediately by 
replying to this message and then delete it.
Any disclosure, copying, or distribution of this message,
or the taking of any action based on it, by other than the
intended recipient, is strictly prohibited.