2023-02-23 03:52:53,395 INFO [main] hbase.HBaseClassTestRule(94): Test class org.apache.hadoop.hbase.client.TestRegionInfoDisplay timeout: 13 mins 2023-02-23 03:52:53,436 INFO [Time-limited test] hbase.ResourceChecker(147): before: client.TestRegionInfoDisplay#testRegionDetailsForDisplay Thread=7, OpenFileDescriptor=100, MaxFileDescriptor=60000, SystemLoadAverage=280, ProcessCount=170, AvailableMemoryMB=9150 testRegionDetailsForDisplay,hidden-start-key,1677124373566.847dba0dff724b019f506d37f7b939a6. {ENCODED => 847dba0dff724b019f506d37f7b939a6, NAME => 'testRegionDetailsForDisplay,\x01\x01\x02\x03,1677124373566.847dba0dff724b019f506d37f7b939a6.', STARTKEY => '\x01\x01\x02\x03', ENDKEY => '\x01\x01\x02\x04'} 0 testRegionDetailsForDisplay testRegionDetailsForDisplay 1  hidden-start-key 2 1677124373566 1677124373566 testRegionDetailsForDisplay,hidden-start-key,1677124373578_0001.c518076c2488a821a7e24247ca767e2a. {ENCODED => c518076c2488a821a7e24247ca767e2a, NAME => 'testRegionDetailsForDisplay,\x01\x01\x02\x03,1677124373578_0001.c518076c2488a821a7e24247ca767e2a.', STARTKEY => '\x01\x01\x02\x03', ENDKEY => '\x01\x01\x02\x04', REPLICA_ID => 1} 0 testRegionDetailsForDisplay testRegionDetailsForDisplay 1  hidden-start-key 2 1677124373578 1677124373578 3 0001 0001 2023-02-23 03:52:53,591 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=280 (was 280), ProcessCount=170 (was 170), AvailableMemoryMB=9131 (was 9150)