Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Fri, Jan 20, 2012 at 10:12:30AM +0100, Lars Ellenberg wrote:
> On Thu, Jan 19, 2012 at 03:59:00PM -0800, Carsonguy wrote:
> >
> > Hi ;
> > I am using protcol A, I am looking at using the allow-mutilple primaries
> > flag.
> > I am setting up multiple volumes 0 and 1, I tried having volume 0 primary on
> > Node A and volume 1 primary on node B, and it through an error. Is it
> > advisable to do this? I realize I can not have any volume primary on both
> > nodes at the same time.
>
> You can not do on different volumes in the same resource.
>
> Use one resource each.
>
> resource testing {
> ...
> on X { ... }
> on Y { ... }
> }
>
> resource production {
> ...
> on X { ... }
> on Y { ... }
> }
>
> and, during normal operation,
> have production be primary on "X"
> and testing be primary on "Y".
Oh. And this has *NOTHING* to do with "multiple primaries".
That is for allowing the same resource to be primary on both nodes,
requiring synchronous replication (protocol C), proper fencing,
and cluster file systems.
--
: Lars Ellenberg
: LINBIT | Your Way to High Availability
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