See <https://builds.apache.org/job/distributedlog-nightly-build/517/display/redirect>
- Build failed in Jenkins: distributedlog-nightly-buil... Apache Jenkins Server
- Jenkins build is unstable: distributedlog-night... Apache Jenkins Server
- Jenkins build is still unstable: distribute... Apache Jenkins Server
- Jenkins build is still unstable: distri... Apache Jenkins Server
- Jenkins build is still unstable: di... Apache Jenkins Server
- Jenkins build is still unstabl... Apache Jenkins Server
- Jenkins build is back to s... Apache Jenkins Server