Hi, On Fri, Aug 13, 2010 at 02:55:30PM +0000, Chris Picton wrote: > On Fri, 13 Aug 2010 14:37:18 +0000, Chris Picton wrote: > > >>> On Fri, Aug 13, 2010 at 01:44:28PM +0000, Chris Picton wrote: I have a > >>> drbd backed mysql server which has the following resources: > >>> > >>> drbd0 -> lvm_data -> mount_data > >>> drbd1 -> lvm_logs -> mount_logs > >>> mysqld > >>> floatingip > >>> > > > Should I need to also specify the demote ordering, > > This has turned out to be true - I need to specify the order on promote > and demote as follows: > > colocation col_data inf: ms_drbd0:Master group_data group_mysql FloatingIP > > colocation col_logs inf: ms_drbd1:Master group_logs group_mysql FloatingIP > > order order_data inf: ms_drbd0:promote group_data:start group_mysql:start > FloatingIP:start > > order order_data_stop inf: FloatingIP:stop group_mysql:stop > group_data:stop ms_drbd0:demote > > order order_logs inf: ms_drbd1:promote group_logs:start group_mysql:start > FloatingIP:start
You can also try to add symmetrical=true, though that should be default. > order order_logs_stop inf: FloatingIP:stop group_mysql:stop > group_logs:stop ms_drbd1:demote > > It seems a but long-winded, but does work I find it odd that the chain of two-resource constraints didn't work. Thanks, Dejan > Chris > > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
