[PATCH] Do not allow different versions of ctdb in a cluster
Christopher R. Hertel
crh at samba.org
Tue May 23 19:07:27 UTC 2017
What about rolling upgrades? When the goal is to upgrade a running cluster
to the latest and greatest, will we need to set AllowMixedVersions first and
then perform the upgrade? Will that even work?
On 05/22/2017 11:40 PM, Amitay Isaacs via samba-technical wrote:
> Till now there has never been a check to ensure that compatible ctdb
> versions are running in a cluster. We allowed different versions of ctdb
> in a cluster. This patch set adds a check to ensure that a cluster has
> compatible versions of ctdb.
> As a general rule, ctdb with same major and minor versions will be
> However allow the flexibility of mixing versions if you know what you are
> doing via new tunable AllowMixedVersions.
> Please review and push.
> These patches are dependent on the set of patches posted previously
> (simplify generation of version header files in ctdb build).
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