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Posted to issues@zookeeper.apache.org by "Enrico Olivelli (Jira)" <ji...@apache.org> on 2020/02/16 09:26:00 UTC
[jira] [Resolved] (ZOOKEEPER-3720) Rolling upgrade failure due to
invalid protocol version
[ https://issues.apache.org/jira/browse/ZOOKEEPER-3720?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Enrico Olivelli resolved ZOOKEEPER-3720.
----------------------------------------
Fix Version/s: (was: 3.6.1)
(was: 3.7.0)
Resolution: Fixed
Issue resolved by pull request 1251
[https://github.com/apache/zookeeper/pull/1251]
> 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
>
> Time Spent: 4h 10m
> Remaining Estimate: 0h
>
> 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.
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