[Pacemaker] Group not started/stopped in correct order with -INF collocation
Andrew Beekhof
andrew at beekhof.net
Fri Jul 1 08:30:35 CET 2011
On Tue, May 31, 2011 at 10:05 PM, Kulovits Christian - OS ITSC <
Christian.Kulovits at austrian.com> wrote:
> Hello,****
>
> In a 2-node cluster two groups (prod, test) are defined with a collocation
> score=“-INFINITY“. When the node running the group prod failed, the test
> group on the other node was stopped and the prod group was started. After
> the failed node was online again, the prod group was moved to the other
> node. BUT the test group was first started, then the prod group was stopped
> and started on the other node. There was a very short time where both groups
> were active on the same node.
>
Do you have an ordering constraint between them?
> We use a RA to set the home directory for some users, and so the path gets
> first set and then unset by this sequence. There is no order defined between
> these groups to enable parallel starts on different nodes.****
>
> Is this a definition problem or a bug. Nevertheless this behavior looks
> strange for me!****
>
> ** **
>
> Kind regards, Christian****
>
> ** **
>
> Mit freundlichen Grüßen / with best regards
> Christian Kulovits****
>
> ____________________________________________
>
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> *AUSTRIAN AIRLINES
> Christian Kulovits*
> *ITSOC Central System & Database Services
> Senior IT System Engineer*****
>
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