See <https://builds.apache.org/job/pulsar-master/534/display/redirect?page=changes>
- Build failed in Jenkins: pulsar-master #530 Apache Jenkins Server
- Build failed in Jenkins: pulsar-master #531 Apache Jenkins Server
- Build failed in Jenkins: pulsar-master #532 Apache Jenkins Server
- Build failed in Jenkins: pulsar-master ... Apache Jenkins Server
- Jenkins build is back to normal : p... Apache Jenkins Server
