Re: Concurrent Clusterware

  • From: "Dan Norris" <dannorris@xxxxxxxxxxxxx>
  • To: mfontana@xxxxxxxxxxx
  • Date: Thu, 6 Nov 2008 12:07:25 -0500

This is why I use VMs (even for RAC/clusters)--for testing upgrades,
resetting to the old version and repeating until it goes well.

On Thu, Nov 6, 2008 at 12:03 PM, Michael Fontana <mfontana@xxxxxxxxxxx>wrote:

>  Our thought was that we could use nodes (in a test scenario only) running
> different versions to practice upgrades and migrations of databases from one
> release to the next.
> Of course, if this works in practice, it would offer less downtime in
> production upgrades, right (similar to staging a single-node upgrade by
> installation of software only in advance).

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