[Linux-HA] duplicated node

[Frank]

>
> Hi,
> > we have a cluster with 2 nodes with heartbeat 2.1.2 and Red Hat Linux
> >
> > after setting one node to standby, stopping heartbeat on it,  
> > uninstalling heatbeat, removing all heartbeat directories and
> > installing heartbeat again, configuration detect two nodes with the  
> > same name but different id:
> >
> > Node: polonio (296f7c6c-9698-40f1-af8e-5d4917318701): OFFLINE
> > Node: einstenio (30b5f04e-b6bd-4c89-ab79-629590a0e7ae): online
> > Node: polonio (40eaf81e-ac04-4099-bea7-99d84ea10d0d): online
> >
> > node section in cib.xml is
> >
> > <nodes>
> >      <node uname="polonio" type="normal" id="296f7c6c-9698-40f1- 
> > af8e-5d4917318701">
> >        <instance_attributes id="nodes-296f7c6c-9698-40f1- 
> > af8e-5d4917318701">
> >          <attributes>
> >            <nvpair name="standby" id="standby-296f7c6c-9698-40f1- 
> > af8e-5d4917318701" value="off"/>
> >          </attributes>
> >        </instance_attributes>
> >      </node>
> >      <node id="30b5f04e-b6bd-4c89-ab79-629590a0e7ae"  
> > uname="einstenio" type="normal"/>
> >      <node id="40eaf81e-ac04-4099-bea7-99d84ea10d0d" uname="polonio"  
> > type="normal"/>
> >    </nodes>
> >
> > Is there a safe way to remove unused node?
>   
>
> the easiest way is to shutdown the entire cluster and remove the  
> hostcache file from each one
>
> then do:
>
> cibadmin --cib_delete --obj_type nodes --crm_xml '<node  
> id="296f7c6c-9698-40f1-af8e-5d4917318701"/>'
I'm goig to try it. Thanks a lot.

Frank

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