[Linux-HA] Re: CRM vs. no CRM

[Lars Marowsky-Bree]

On 2006-08-02T23:58:12, Jiann-Ming Su <sujiannming at gmail.com> wrote:

> >I'm playing around with heartbeat 2.0.5, drbd, and dhcp.  If I
> >configure heartbeat without CRM, the drbd share and dhcp service fires
> >up immediately.  However, if I switch to "crm yes", it takes about 3
> >minutes after bootup before the drbd device mounts and dhcp to start.
> >Is this normal behavior?  Thanks for any insight.

This depends on your deadtime + keepalive. This is known, but unfixed:
http://www.osdl.org/developer_bugzilla/show_bug.cgi?id=1138

(I reported it about 5 months ago :-(. HZ, if you read this, care to
give it a look again?)

> Also, I could not get CRM to failover to the passive node.  It did a
> great job of restarting my dhcp process on the active node.  But, when
> I took down the active node, the passive node just sat there.

Logs + configuration would be needed.


Sincerely,
    Lars Marowsky-Brée

-- 
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business	 -- Charles Darwin
"Ignorance more frequently begets confidence than does knowledge"