On 22/05/2013, at 10:15 PM, Tony Stocker <[email protected]> wrote:
> > I just want to make sure that my understanding of resource groups is > correct before I proceed too far. Are the following true statements > regarding resource groups: > > 1. The order in which resource primitives are listed in a resource > group is the order in which they will be started? yes > > 2. The order in which resource primitives are listed in a resource > group is the inverse of the order in which they will be stopped? yes > > 3. Resource primitives in a resource group are started > sequentially, not in parallel? yes > > 4. Even if one of the primitives in the group fails to start, > subsequent primitives will still be launched? no > > 5. Ordering constraints outside of the group are not applied to > resource group members? no if you define group(A, B, C) but ALSO say order(start C before A)... nothing will be able to start :) > > > For example, given the following resource group definition: > > group HACMASTER HACMASTER-JOBFILE HACMASTER-PWFILE HACMASTER-JAVA > HACMASTER-SSHKEYS HACMASTER-EXT-IP HACMASTER-BAK-IP HACMASTER-COMM-IP > HACMASTER-STOR-IP \ > meta target-role="Started" > > The 8 resource primitives listed will always be started in sequential > order beginning with HACMASTER-JOBFILE and ending with HACMASTER-STOR-IP, > correct? Similarly when shutting down a resource group, the primitives > will be shut down in the reverse order, i.e. starting with > HACMASTER-STOR-IP, correct? I do not need to set any other ordering > constraints beyond listing them in order in the group, correct? > > > If I want resource primitives to be dependent on another primitive being > successful, I should use a resource set and not a resource group, correct? > > > Thanks, > > Tony > > -- > This message has been scanned for viruses and > dangerous content by MailScanner, and is > believed to be clean. > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
