[ClusterLabs] split brain cluster

[emmanuel segura]

http://clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Clusters_from_Scratch/ch08.html
and https://github.com/ClusterLabs/pacemaker/blob/master/doc/pcs-crmsh-quick-ref.md
anyway you can use pcs config if you are using redhat

2015-11-16 15:01 GMT+01:00 Richard Korsten <richard at rkorsten.nl>:
> Hi Emmanuel,
>
> I'm not sure, how can i check it?
>
> Greetings Richard
>
> Op ma 16 nov. 2015 om 14:58 schreef emmanuel segura <emi2fast at gmail.com>:
>>
>> you configured the stonith?
>>
>> 2015-11-16 14:43 GMT+01:00 Richard Korsten <richard at rkorsten.nl>:
>> > Hello Cluster guru's.
>> >
>> > I'm having a bit of trouble with a cluster of ours. After an outage of 1
>> > node it went into a split brain situation where both nodes aren't
>> > talking to
>> > each other. Both say the other node is offline. I've tried to get them
>> > both
>> > up and running again by stopping and starting the cluster services on
>> > both
>> > nodes, one at a time. with out luck.
>> >
>> > I've been trying to reproduce the problem with a set of test servers but
>> > i
>> > can't seem to get it in the same state.
>> >
>> > Because of this i'm looking for some help because i'm not that known
>> > with
>> > pacemaker/corosync.
>> >
>> > this is the output of the command pcs status:
>> > Cluster name: MXloadbalancer
>> > Last updated: Mon Nov 16 10:18:44 2015
>> > Last change: Fri Nov 6 15:35:22 2015
>> > Stack: corosync
>> > Current DC: bckilb01 (1) - partition WITHOUT quorum
>> > Version: 1.1.12-a14efad
>> > 2 Nodes configured
>> > 3 Resources configured
>> >
>> > Online: [ bckilb01 ]
>> > OFFLINE: [ bckilb02 ]
>> >
>> > Full list of resources:
>> >  haproxy (systemd:haproxy): Stopped
>> >
>> > Resource Group: MXVIP
>> > ip-192.168.250.200 (ocf::heartbeat:IPaddr2): Stopped
>> > ip-192.168.250.201 (ocf::heartbeat:IPaddr2): Stopped
>> >
>> > PCSD Status:
>> > bckilb01: Online
>> > bckilb02: Online
>> >
>> > Daemon Status:
>> > corosync: active/enabled
>> > pacemaker: active/enabled
>> > pcsd: active/enabled
>> >
>> >
>> > And the config:
>> > totem {
>> > version: 2
>> > secauth: off
>> > cluster_name: MXloadbalancer
>> > transport: udpu }
>> >
>> > nodelist {
>> > node { ring0_addr: bckilb01 nodeid: 1 }
>> > node { ring0_addr: bckilb02 nodeid: 2 } }
>> > quorum { provider: corosync_votequorum two_node: 1 }
>> > logging { to_syslog: yes }
>> >
>> > If any has an idea about how to get them working together again please
>> > let
>> > me know.
>> >
>> > Greetings Richard
>> >
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>> >
>>
>>
>>
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>
>
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