See <https://builds.apache.org/job/Hadoop-Hdfs-trunk/changes>
- Jenkins build became unstable: Hadoop-Hdfs-trunk #9... Apache Jenkins Server
- Hadoop-Hdfs-trunk - Build # 919 - Still Unstabl... Apache Jenkins Server
- Jenkins build is still unstable: Hadoop-Hdfs-tr... Apache Jenkins Server
- Jenkins build is back to stable : Hadoop-Hd... Apache Jenkins Server