[
https://issues.apache.org/jira/browse/ZOOKEEPER-3720?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ASF GitHub Bot updated ZOOKEEPER-3720:
--------------------------------------
Labels: pull-request-available (was: )
> Rolling upgrade failure due to invalid protocol version
> -------------------------------------------------------
>
> Key: ZOOKEEPER-3720
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3720
> Project: ZooKeeper
> Issue Type: Improvement
> Affects Versions: 3.6.0, 3.7.0
> Reporter: Mate Szalay-Beko
> Assignee: Mate Szalay-Beko
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.6.0, 3.7.0, 3.6.1
>
>
> During the rolling upgrade of a 3.5.6 cluster to 3.6.0, the peers are not
> able to talk to each other due to different protocol version in the
> QuorumCnxManager introduced by ZOOKEEPER-3188.
>
> We need to fix the rolling upgrade between 3.5.6 and 3.6.0 in a way that the
> quorum is always up an healthy.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
