[Pacemaker] Set order on two clone set, but apply on each node

Tim Serong tserong at novell.com
Mon Jun 7 00:52:43 UTC 2010


On 6/6/2010 at 12:58 AM, Comet / 余尚哲<comet.jc at gmail.com> wrote: 
> I have 10 nodes and want to run httpd & mysqld on all node, i plan to do 
> load balance later, 
> so i set two clone set on apache and mysql: 
>  
> clone cl-apache apache 
> clone cl-mysqld mysqld 
>  
> each apache will connect to mysqld locally, so if mysqld crash, i must 
> turnoff apache running on the same node to avoid error if apache try to load 
> data from mysql, 
> but i think the order constrant can't do that for me if my setting like 
> this: 
>  
> order mysqld-before-apache inf: cl-mysqld cl-apache 
>  
> If i want to apply this rule to each node, what setting should i configure? 

Try cloning a group, something like:

  group mysqld-with-apache mysqld apache
  clone cl-mysqld-with-apache mysqld-with-apache

Regards,

Tim


-- 
Tim Serong <tserong at novell.com>
Senior Clustering Engineer, OPS Engineering, Novell Inc.






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