[ClusterLabs] split brain cluster

[Richard Korsten]

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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