Re: [Openais] Split brain when using EVS library

2008-09-13 Thread Lars Marowsky-Bree
On 2008-09-09T11:18:59, David Teigland [EMAIL PROTECTED] wrote: For some reason our cluster splits up into two rings. Scenario is: node1(n1) n2 n3 n4 n5 n6 are in the ring. Suddenly the ring splits into two rings: n1 n2 n3 got leave msg from n4 n5 n6 n4 n5 n6 got leave msg from n1

Re: [Openais] Split brain when using EVS library

2008-09-13 Thread Ruppert Koch
Lars Marowsky-Bree wrote: On 2008-09-09T11:18:59, David Teigland [EMAIL PROTECTED] wrote: For some reason our cluster splits up into two rings. Scenario is: node1(n1) n2 n3 n4 n5 n6 are in the ring. Suddenly the ring splits into two rings: n1 n2 n3 got leave msg from n4 n5 n6 n4 n5

Re: [Openais] Split brain when using EVS library

2008-09-13 Thread Lars Marowsky-Bree
On 2008-09-13T20:58:26, Ruppert Koch [EMAIL PROTECTED] wrote: Fault detection as well as membership are managed by the Totem protocol. Right. I assume the following happens: A node P experiences a token timeout. Ah, and this is the point which I'm curious about - why does this occur? I

[Openais] Split brain when using EVS library

2008-09-09 Thread Arne Eriksson R
Hi, We have a cluster with 6 processors using openais stable version 0.80.3. For some reason our cluster splits up into two rings. Scenario is: node1(n1) n2 n3 n4 n5 n6 are in the ring. Suddenly the ring splits into two rings: n1 n2 n3 got leave msg from n4 n5 n6 n4 n5 n6 got leave msg from n1

Re: [Openais] Split brain when using EVS library

2008-09-09 Thread Robert Wipfel
On 9/9/2008 at 4:27 AM, in message [EMAIL PROTECTED], Arne Eriksson R [EMAIL PROTECTED] wrote: Hi, We have a cluster with 6 processors using openais stable version 0.80.3. For some reason our cluster splits up into two rings. Scenario is: node1(n1) n2 n3 n4 n5 n6 are in the ring.

Re: [Openais] Split brain when using EVS library

2008-09-09 Thread Arne Eriksson R
of earlier rings, then of course it can not help in arbitrating the merger problem. Arne -Original Message- From: Robert Wipfel [mailto:[EMAIL PROTECTED] Sent: den 9 september 2008 14:12 To: Arne Eriksson R; [EMAIL PROTECTED] Subject: Re: [Openais] Split brain when using EVS library

Re: [Openais] Split brain when using EVS library

2008-09-09 Thread David Teigland
On Tue, Sep 09, 2008 at 12:27:34PM +0200, Arne Eriksson R wrote: Hi, We have a cluster with 6 processors using openais stable version 0.80.3. For some reason our cluster splits up into two rings. Scenario is: node1(n1) n2 n3 n4 n5 n6 are in the ring. Suddenly the ring splits into two