On 10/1/07, Kelly Byrd <[EMAIL PROTECTED]> wrote: > > > groups can not contain clones or master/slave resources (which are > > just a special kind of clone) > > > > you can however clone a group > > > > But the groups are all exact clones, they have different instance > attributes that are passed into the resource scripts, I'll explain more > below.
they can't be exact clones and have different attributes ;-) > > >> Basically, I'm looking for how to scale this out easily without a ton of > >> XML entries for the 22 things I'm managing. > > > > it depends what is scaling up... the number of m/s or the number of > > items that need to run on the master > > Let me back up and explain the bigger picture, that will probably help. > I have two nodes. nodeA, nodeB. Across these two, I want to run 22 "things". > A "thing" is just a name I'm using to describe a logical grouping, I want > to avoid overloading the term "group" or "resource". Let's call the > thing-1 to thing-22. > > In heartbeat terms, "thing-N" is really the following in heartbeat terms: > > - master/slave drbd resource, each one with a instance attribute like this: > <nvpair id="ia-drbd-N-1" name="drbd_resource" value="drbdN"/> > > - Filesystem resource, with instance attributes: > <nvpair id="ia-fs-N-1" name="fstype" value="ext3"/> > <nvpair id="ia-fs-N-2" name="directory" value="/mnt/shareN"/> > <nvpair id="ia-fs-N-3" name="device" value="/dev/drbdN"/> > > - A "VM" resource. I wrote the OCF resource script. It has one instance > attribute: > <nvpair id="ia-vm-N-1" name="vmxfile" value="/mnt/shareN/vm.vmx"/> > > In all these cases, "N" is 1 thru 22, depending on the "thing" it belongs > to. The VM resource required the Filesystem resource to be running, the > Filesystem resource requires the drbd resource to be master. Half of these > "things" will prefer to run on nodeA, half will prefer to run on nodeB, > but all 22 may run on a single node if the the other node fails. > > > Any help with the simplest possible cib.xml would be appreciated. i don't really see any way around copy/paste... _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
