[Linux-cluster] cman Unfencing self... fence_node: cannot connect to cman [FAILED]

[Orlando Rodríguez Muñoz]

Hi,

I'm using KVM Qemu.

Shared disks: iSCSI
File System: GFS2

________________________________________
De: linux-cluster-bounces at redhat.com [linux-cluster-bounces at redhat.com] en nombre de Digimer [lists at alteeve.ca]
Enviado: lunes, 02 de diciembre de 2013 19:47
Para: linux clustering
Asunto: Re: [Linux-cluster] cman Unfencing self... fence_node: cannot connect to cman [FAILED]

You haven't configured fencing at all. Do your nodes have
IPMI/iLO/iDRAC/etc?

On 02/12/13 14:40, Orlando Rodríguez Muñoz wrote:
> hi,
>
> I have 4 nodes. In the node where I have luci, when cman start:
>
> # service cman start
> Starting cluster:
>    Checking if cluster has been disabled at boot...        [  OK  ]
>    Checking Network Manager...                             [  OK  ]
>    Global setup...                                         [  OK  ]
>    Loading kernel modules...                               [  OK  ]
>    Mounting configfs...                                    [  OK  ]
>    Starting cman...                                        [  OK  ]
>    Waiting for quorum...                                   [  OK  ]
>    Starting fenced...                                      [  OK  ]
>    Starting dlm_controld...                                [  OK  ]
>    Starting gfs_controld...                                [  OK  ]
>    Unfencing self... fence_node: cannot connect to cman
>                                                            [FAILED]
> Stopping cluster:
>    Leaving fence domain...                                 [  OK  ]
>    Stopping gfs_controld...                                [  OK  ]
>    Stopping dlm_controld...                                [  OK  ]
>    Stopping fenced...                                      [  OK  ]
>    Stopping cman...                                        [  OK  ]
>    Unloading kernel modules...                             [  OK  ]
>    Unmounting configfs...                                  [  OK  ]
>
> And my cluster.conf is:
>
> <?xml version="1.0"?>
> <cluster config_version="55" name="Cluster_prueba">
>   <clusternodes>
>         <clusternode name="node1" nodeid="1"/>
>         <clusternode name="node2" nodeid="2"/>
>         <clusternode name="node3" nodeid="3"/><!-- Storage -->
>         <clusternode name="node4" nodeid="4"/><!-- Luci -->
>   </clusternodes>
>   <cman transport="udpu"/>
>   <rm>
>     <failoverdomains>
>      <failoverdomain name="FDomain_servicio_web" ordered="1">
>          <failoverdomainnode name="servidor‐1" priority="1"/>
>          <failoverdomainnode name="servidor‐2" priority="2"/>
>      </failoverdomain>
>      <failoverdomain name="FDomain‐servidor‐1" restricted="1">
>          <failoverdomainnode name="servidor‐1"/>
>      </failoverdomain>
>      <failoverdomain name="FDomain‐servidor‐2" restricted="1">
>          <failoverdomainnode name="servidor‐2"/>
>      </failoverdomain>
>      <failoverdomain name="FDomain‐servidor‐discos" restricted="1">
>          <failoverdomainnode name="servidor‐discos"/>
>      </failoverdomain>
>      <failoverdomain name="FDomain‐servidor‐cluster" restricted="1">
>          <failoverdomainnode name="servidor‐cluster"/>
>      </failoverdomain>
>   </failoverdomains>
>  <resources>
>      <ip address="192.168.122.99/24" sleeptime="10"/>
>      <script file="/etc/init.d/clvmd" name="Cluster LVM"/>
>      <script file="/etc/init.d/gfs2" name="Global File System"/>
>      <script file="/etc/init.d/tgtd" name="Iscsi target"/>
>      <script file="/etc/init.d/iscsi" name="Iscsi initiator"/>
>      <ip address="192.168.122.98/24" sleeptime="10"/>
>      <apache config_file="/lv_cluster_1/servicio‐A/etc/httpd/conf/httpd.conf" name="Apache‐servicio‐A"
> server_root="/etc/httpd" shutdown_wait="5"/>
>      <clusterfs device="UUID=e0e3d8be‐5348‐87e1‐56ae‐297ed00f690f" fsid="19900" fstype="gfs2" mountpoint="/lv_cluster_1"
> name="Lv_cluster_1"/>
>  </resources>
>
>  <service domain="FDomain‐servidor‐discos" name="SGroup‐servidor‐discos" recovery="restart">
>      <script ref="Iscsi target"/>
>  </service>
>
>  <service autostart="0" domain="FDomain_servicio_web" name="SGroup_servicio_web" recovery="relocate">
>      <ip ref="192.168.122.99/24">
>          <script file="/etc/init.d/httpd" name="Httpd"/>
>      </ip>
>  </service>
>  <service autostart="0" domain="FDomain_servicio_web" name="SGroup‐apache‐servicio‐A" recovery="relocate">
>      <ip ref="192.168.122.98/24">
>        <apache ref="Apache‐servicio‐A"/>
>      </ip>
>  </service>
>
>  <service domain="FDomain‐servidor‐cluster" name="SGroup‐servidor‐cluster‐srv" recovery="restart">
>    <script ref="Iscsi initiator">
>         <script ref="Cluster LVM">
>             <clusterfs ref="Lv_cluster_1"/>
>         </script>
>    </script>
>  </service>
>
>  <service domain="FDomain‐servidor‐1" name="SGroup‐servidor‐1" recovery="restart">
>     <script ref="Iscsi initiator">
>          <script ref="Cluster LVM">
>              <clusterfs ref="Lv_cluster_1"/>
>          </script>
>      </script>
>  </service>
>
>  <service domain="FDomain‐servidor‐2" name="SGroup‐servidor‐2" recovery="restart">
>      <script ref="Iscsi initiator">
>          <script ref="Cluster LVM">
>             <clusterfs ref="Lv_cluster_1"/>
>          </script>
>      </script>
> </service>
>
> </rm>
>
> </cluster>
>
> I'm newer, I'd like to know about /cman Unfencing self... fence_node:
> cannot connect to cman/.
>
> #service cman status
>
> Found stale pid file
>
> ¿?
>
> THANKS.
>
>


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Digimer
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