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Jordan Zimmerman edited comment on ZOOKEEPER-2476 at 7/16/16 1:04 AM: ---------------------------------------------------------------------- But Observers _can_ be upgraded to Participants right? What's the difference here. Why would an Observer ever reject the proposal? was (Author: randgalt): But Observers _can_ be upgraded to the Participants right? What's the difference here. Why would an Observer ever reject the proposal? > Not possible to upgrade via reconfig a Participant+Observer cluster to a > Participant+Participant cluster > -------------------------------------------------------------------------------------------------------- > > Key: ZOOKEEPER-2476 > URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2476 > Project: ZooKeeper > Issue Type: Bug > Components: quorum, server > Affects Versions: 3.5.1 > Reporter: Jordan Zimmerman > Assignee: Alexander Shraer > Priority: Critical > Attachments: ZOOKEEPER-2476.patch > > > Contrary to the documentation, it is not possible to upgrade via reconfig a > Participant+Observer cluster to a Participant+Participant cluster. > KeeperException.NewConfigNoQuorum is thrown instead. > PrepRequestProcessor should recognize this special case and let it pass. Test > will be enclosed shortly. I'll work on a fix as well, but I imagine that > [~shralex] will want to look at it. -- This message was sent by Atlassian JIRA (v6.3.4#6332)