Description
Related to the fix in HDFS-5299, we need to make sure that uncaught exceptions happen before RetryCache.waitForCompletion, or badly timed failovers can lead to a perma-hang.
Related to the fix in HDFS-5299, we need to make sure that uncaught exceptions happen before RetryCache.waitForCompletion, or badly timed failovers can lead to a perma-hang.