[Pacemaker] stop problem and crm node delete nodename is bug?

[Andrew Beekhof]

On Wed, Sep 29, 2010 at 9:46 AM, jiaju liu <liujiaju86 at yahoo.com.cn> wrote:

> Date: Tue, 28 Sep 2010 12:27:47 +0200
> From: Andrew Beekhof <andrew at beekhof.net<http://cn.mc157.mail.yahoo.com/mc/compose?to=andrew@beekhof.net>
> >
> To: The Pacemaker cluster resource manager
>     <pacemaker at oss.clusterlabs.org<http://cn.mc157.mail.yahoo.com/mc/compose?to=pacemaker@oss.clusterlabs.org>
> >
> Subject: Re: [Pacemaker] pacemaker stop problem
> Message-ID:
>     <AANLkTikoqp6bpEcxChxRVqSAshhBW=1KsV7SHjXBSMBG at mail.gmail.com<http://cn.mc157.mail.yahoo.com/mc/compose?to=1KsV7SHjXBSMBG@mail.gmail.com>
> >
> Content-Type: text/plain; charset="iso-8859-1"
>
> On Tue, Sep 28, 2010 at 10:00 AM, jiaju liu <liujiaju86 at yahoo.com.cn<http://cn.mc157.mail.yahoo.com/mc/compose?to=liujiaju86@yahoo.com.cn>>
> wrote:
>
> > hi guys
> > I use  command service openais force-stop to stop openais, It ofen waste
> a
> > long time to stop or maybe run this command and no end. sometimes I
> > use command service openais force-stop twice it will be ok, or I have to
> > kill pocess. who has a better way to stop service.
> >
> >
> More than likely openais is waiting for pacemaker, and pacemaker is waiting
> for one of your cluster services to stop.
> Figure out why thats taking so long and you'll solve the issue.
>
> Are there any command to turn off pacemaker???
>

see the bit above where I said its not pacemaker's fault?

but anyway, try: crm node standby
that will stop all the services and let pacemaker exit quickly



> and I find some problem about crm node delete nodename.
> If your delete node is DC the cluster will not vote new DC, so DC is NONE.
>

You're deleting the current DC?
Uh, dont do that.
In fact, don't delete any nodes that are still part of the cluster.
The docs are pretty clear on that one.


> Besides these ,although the cluster could not see this node ,the node could
> use crm_mon to see cluster. and If filesystem resource is running on this
> node, after execute command crm node delete nodename, the filesystem will
> not umount, so this resource could not migrate to other node in cluster I
> think this is a bug.
>
>
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>
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