2023-02-14 02:52:21,376 INFO [main] hbase.HBaseClassTestRule(94): Test class org.apache.hadoop.hbase.client.TestRegionInfoDisplay timeout: 13 mins 2023-02-14 02:52:21,410 INFO [Time-limited test] hbase.ResourceChecker(147): before: client.TestRegionInfoDisplay#testRegionDetailsForDisplay Thread=7, OpenFileDescriptor=100, MaxFileDescriptor=60000, SystemLoadAverage=320, ProcessCount=162, AvailableMemoryMB=9185 testRegionDetailsForDisplay,hidden-start-key,1676343141512.4cb5cf525fb5ad89caf3bc21073ca43e. {ENCODED => 4cb5cf525fb5ad89caf3bc21073ca43e, NAME => 'testRegionDetailsForDisplay,\x01\x01\x02\x03,1676343141512.4cb5cf525fb5ad89caf3bc21073ca43e.', STARTKEY => '\x01\x01\x02\x03', ENDKEY => '\x01\x01\x02\x04'} 0 testRegionDetailsForDisplay testRegionDetailsForDisplay 1  hidden-start-key 2 1676343141512 1676343141512 testRegionDetailsForDisplay,hidden-start-key,1676343141520_0001.3250570cdf4be5a8d4f069cd39247eac. {ENCODED => 3250570cdf4be5a8d4f069cd39247eac, NAME => 'testRegionDetailsForDisplay,\x01\x01\x02\x03,1676343141520_0001.3250570cdf4be5a8d4f069cd39247eac.', STARTKEY => '\x01\x01\x02\x03', ENDKEY => '\x01\x01\x02\x04', REPLICA_ID => 1} 0 testRegionDetailsForDisplay testRegionDetailsForDisplay 1  hidden-start-key 2 1676343141520 1676343141520 3 0001 0001 2023-02-14 02:52:21,531 INFO [Time-limited test] hbase.ResourceChecker(175): after: client.TestRegionInfoDisplay#testRegionDetailsForDisplay Thread=8 (was 7) Potentially hanging thread: process reaper sun.misc.Unsafe.park(Native Method) java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215) java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460) java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362) java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941) java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) java.lang.Thread.run(Thread.java:750) - Thread LEAK? -, OpenFileDescriptor=107 (was 100) - OpenFileDescriptor LEAK? -, MaxFileDescriptor=60000 (was 60000), SystemLoadAverage=320 (was 320), ProcessCount=162 (was 162), AvailableMemoryMB=9165 (was 9185)