ndimiduk commented on pull request #2417:
URL: https://github.com/apache/hbase/pull/2417#issuecomment-694546858
Is there a way to attach a file to a PR? Here's what the `ResourceChecker`
finds when this new test fails in the absence of Stack's patch.
```
2020-09-17 16:06:29,063 INFO [main] hbase.HBaseClassTestRule(94): Test
class org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization
timeout: 13 mins
2020-09-17 16:06:29,274 INFO [Time-limited test]
hbase.ResourceChecker(151): before:
regionserver.TestRegionInfoStaticInitialization#testParallelStaticInitialization
Thread=6, OpenFileDescriptor=266, MaxFileDescriptor=10240,
SystemLoadAverage=3103, ProcessCount=602, AvailableMemoryMB=309
2020-09-17 16:06:34,369 INFO [Time-limited test]
hbase.ResourceChecker(179): after:
regionserver.TestRegionInfoStaticInitialization#testParallelStaticInitialization
Thread=14 (was 6)
Potentially hanging thread: ForkJoinPool.commonPool-worker-2
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization.lambda$testParallelStaticInitialization$1(TestRegionInfoStaticInitialization.java:49)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization$$Lambda$11/1509648099.get(Unknown
Source)
java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1582)
java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-7
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-6
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-4
org.apache.hadoop.hbase.client.RegionInfoBuilder.<clinit>(RegionInfoBuilder.java:45)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization.lambda$testParallelStaticInitialization$1(TestRegionInfoStaticInitialization.java:49)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization$$Lambda$11/1509648099.get(Unknown
Source)
java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1582)
java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-5
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.ForkJoinPool.awaitWork(ForkJoinPool.java:1824)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1693)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-3
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization.lambda$testParallelStaticInitialization$0(TestRegionInfoStaticInitialization.java:47)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization$$Lambda$10/1881438853.get(Unknown
Source)
java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1582)
java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Potentially hanging thread: ForkJoinPool.commonPool-worker-1
org.apache.hadoop.hbase.client.RegionInfo.<clinit>(RegionInfo.java:74)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization.lambda$testParallelStaticInitialization$0(TestRegionInfoStaticInitialization.java:47)
org.apache.hadoop.hbase.regionserver.TestRegionInfoStaticInitialization$$Lambda$10/1881438853.get(Unknown
Source)
java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1582)
java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
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:748)
- Thread LEAK? -, OpenFileDescriptor=273 (was 266) - OpenFileDescriptor
LEAK? -, MaxFileDescriptor=10240 (was 10240), SystemLoadAverage=2903 (was
3103), ProcessCount=600 (was 602), AvailableMemoryMB=1494 (was 309) -
AvailableMemoryMB LEAK? -
```
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