[Openais] Split brain when using EVS library

Lars Marowsky-Bree lmb at suse.de
Sat Sep 13 12:05:21 PDT 2008


On 2008-09-13T20:58:26, Ruppert Koch <ruppert at rcsc.de> 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 assume we're running mlocked sched_rr etc too, and the timings
shouldn't be that sensitive - so where does the timeout happen, and why?
What gets stalled?


Regards,
    Lars

-- 
Teamlead Kernel, SuSE Labs, Research and Development
SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde



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