[Pacemaker] Reason for automatic migration after one node rebooted?

[Andrew Beekhof]

Attachments beat pastebin as they don't expire :)
What does your config look like after you run:
 crm resource migrate nfs_services nfs01 
?

On 7 Feb 2014, at 5:00 am, Andrew J. Caines <A.J.Caines at halplant.com> wrote:

> I'm new to Pacemaker and am working on my RTFM+STFW efforts, but have an
> urgent need to find the cause of an automatic service migration after a
> node was rebooted and would appreciate assistance.
> 
> This is a two node active/passive cluster with a single service - NFS.
> One node, nfs01, has a preference rule in its configuration[1]:
> 
>  location cli-prefer-nfs_services nfs_services \
> 	rule $id="cli-prefer-rule-nfs_services" inf: #uname eq nfs01
> 
> The sequence of events was:
> 
> 1. nfs01 and nfs02 both up and running with NFS service on nfs02,
> 
> 2. Manual migration of NFS services to nfs01 [crm resource migrate
>   nfs_services nfs01] fails[2],
> 
> 4. nf01 is rebooted the next day,
> 
> 5. NFS service immediately migrates to nfs01[3][4].
> 
> 
> Was this because
> 
> A. The preference rule only
> B. The migration attempt only
> C. The preference rule and the migration attempt
> D. Other?
> 
> 
> If more detail is needed, then I'll be happy to provide it.
> 
> 
> [1] http://pastebin.com/raw.php?i=3ThD1uM7
> [2] http://pastebin.com/raw.php?i=5F9142SF
> [3] http://pastebin.com/raw.php?i=LA4E0vUS
> [4] http://pastebin.com/raw.php?i=6BpB5L4u
> 
> -- 
> -Andrew J. Caines-   Unix Systems Engineer   A.J.Caines at halplant.com
> FreeBSD/Linux/Solaris, Web/Mail/Proxy/...   http://halplant.com:2001/
>  "Machines take me by surprise with great frequency" - Alan Turing
> 
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