On Fri, Aug 13, 2010 at 5:43 PM, Dejan Muhamedagic <deja...@fastmail.fm> wrote: > 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.
Especially since thats what the set expands to. _______________________________________________ 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
