Additional Information: When using cloudera director web ui --   Upon entering the Client Secret as defined  -- we get an error saying "Subscription ID is mandatory".     Does anyone know what the proper entry format should be for this field?   ... View more

Additional Information: HBase Region Server that fails immediately on start from Ambari shows this error in logfile: 2016-05-06 18:53:46,507 ERROR [ShortCircuitCache_SlotReleaser] shortcircuit.ShortCircuitCache: ShortCircuitCache(0x196d0093): failed to release short-circuit shared memory slot Slot(slotIdx=126, shm=DfsClientShm(4ceb7a14af49cdf5ee906542fea6dfee)) by sending ReleaseShortCircuitAccessRequestProto to /var/lib/hadoop-hdfs/dn_socket. Closing shared memory segment. java.io.IOException: ERROR_INVALID: there is no shared memory segment registered with shmId 4ceb7a14af49cdf5ee906542fea6dfee at org.apache.hadoop.hdfs.shortcircuit.ShortCircuitCache$SlotReleaser.run(ShortCircuitCache.java:208) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) 2016-05-06 18:53:46,507 WARN [ShortCircuitCache_SlotReleaser] shortcircuit.DfsClientShmManager: EndpointShmManager(DatanodeInfoWithStorage[172.31.19.89:50010,DS-80a6e92c-8fcc-4ee4-a172-0cfa57a6768a,DISK], parent=ShortCircuitShmManager(4c54fd52)): error shutting down shm: got IOException calling shutdown(SHUT_RDWR) ... View more