[Linux-cluster] Physical shutdown of one node causes both node to crash in active/passive configuration of 2 node RHEL cluster

[Amjad Syed]

Yes, the two are connected crossover cable with bonding. There is not
switch in middle.

So you mean to say i need to put a switch in middle with crossover cable
for cluster communication ?

On Tue, Sep 9, 2014 at 10:37 AM, Sivaji Prasath <prasathslt at gmail.com>
wrote:

> Hi,
>
> Is this two connected crossover cable with bonding ? Do you have switch in
> the middle ?
>
> Note: Red Hat does not support use of a crossover cable for cluster
> communication.
>
> On 9 September 2014 12:44, Amjad Syed <amjadcsu at gmail.com> wrote:
>
>> Hi,
>>
>> I have setup a 2 node cluster using RHEL 6.5 .
>>
>> The cluster .conf looks like this
>>
>>
>>
>> <?xml version="1.0"?>
>> <cluster config_version="7" name="oracleha">
>>         <cman expected_votes="1" two_node="1"/>
>>         <fencedevices>
>>            <fencedevice agent= "fence_ipmilan" ipaddr="10.10.63.93"
>> login="ADMIN" name="inspuripmi"  passwd="XXXXX/>
>>            <fencedevice agent = "fence_ilo2" ipaddr="10.10.63.92"
>> login="test" name="hpipmi"  passwd="XXXXX"/>
>>           </fencedevices>
>>       <fence_daemon post_fail_delay="0" post_join_delay="60"/>
>>         <clusternodes>
>>            <clusternode name= "192.168.10.10"  nodeid="1" >
>>            <fence>
>>                <method name  = "1">
>>                  <device lanplus = "" name="inspuripmi"  action
>> ="reboot"/>
>>                  </method>
>>             </fence>
>>            </clusternode>
>>             <clusternode name = "192.168.10.11" nodeid="2">
>>                  <fence>
>>                  <method name = "1">
>>                   <device lanplus = "" name="hpipmi" action ="reboot"/>
>>                   </method>
>>                </fence>
>>             </clusternode>
>>          </clusternodes>
>>
>>
>>         <rm>
>>
>>           <failoverdomains/>
>>         <resources/>
>>         <service autostart="1" exclusive="0" name="IP"
>> recovery="relocate">
>>                 <ip address="10.10.5.23" monitor_link="on"
>> sleeptime="10"/>
>>         </service>
>> </rm>
>>
>> </cluster>
>>
>>
>> The network is as follows:
>>
>> 1)Heartbeat (Bonding) between node 1 and node 2  using ethernet cables
>>
>> The ip addresses are 192.168.10.11 and 192.168.10.10 for node 1 and node
>> 2.
>>
>> 2) IPMI.  This is used for fencing and addresses  are 10.10.63.93 and
>> 10.10.63.92
>>
>> 3) External ethernet connected to 10.10.5.x network.
>>
>> If i do fence_node <ipaddress>, then fencing works,
>> However if i physically shutdown active node, the passive node also
>> shutdowns. Even if i do ifdown bond0 (on active node), both node shutdown
>> and have to be physically rebooted.
>>
>> Any thing i am doing wrong ?
>>
>>
>>
>>
>>
>> --
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>> Linux-cluster at redhat.com
>> https://www.redhat.com/mailman/listinfo/linux-cluster
>>
>
>
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