-1 I saw that 3.6 servers are not able to join a 3.5 cluster, this make it difficult or rather impossible to have a graceful rolling upgrade.
In a separate thread on this list we discussed about this problem and we decided to work on adding support for this scenario (rolling upgrade without service interruption) I am also cancelling this VOTE. Thank you for everyone who tested the release. Enrico Il giorno dom 9 feb 2020 alle ore 16:39 Jordan Zimmerman <jor...@jordanzimmerman.com> ha scritto: > > The CURATOR-549-zk36-updates branch tests pass > > +1 (non binding) > > -Jordan > > > On Feb 5, 2020, at 2:34 PM, Enrico Olivelli <eolive...@gmail.com> wrote: > > > > This is the third release candidate for Apache ZooKeeper 3.6.0. > > > > It is a major release and it introduces a lot of new features, most notably: > > - Built-in data consistency check inside ZooKeeper > > - Allow Followers to host Observers > > - Authentication enforcement > > - Pluggable metrics system for ZooKeeper (and Prometheus.io integration) > > - TLS Port unification > > - Audit logging in ZooKeeper servers > > - Improve resilience to network (advertise multiple addresses for > > members of a Zookeeper cluster) > > - Persistent Recursive Watches > > - add an API and the corresponding CLI to get total count of recursive > > sub nodes under a specific path > > > > The full release notes is available at: > > > > https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12310801&version=12326518 > > > > *** Please download, test and vote by February 8th 2020, 23:59 UTC+0. *** > > > > Source files: > > https://people.apache.org/~eolivelli/zookeeper-3.6.0-candidate-2/ > > > > Maven staging repo: > > https://repository.apache.org/content/repositories/orgapachezookeeper-1049/ > > > > The staging version of the website is: > > https://people.apache.org/~eolivelli/zookeeper-3.6.0-candidate-2/website/ > > > > The release candidate tag in git to be voted upon: release-3.6.0-2 > > https://github.com/apache/zookeeper/tree/release-3.6.0-2 > > > > ZooKeeper's KEYS file containing PGP keys we use to sign the release: > > https://www.apache.org/dist/zookeeper/KEYS > > > > Please note that we are adding a new jar to the dependency set for > > clients: zookeeper-metrics-providers. > > > > Should we release this candidate? > > > > Enrico Olivelli >
