You are viewing a plain text version of this content. The canonical link for it is here.
Posted to notifications@accumulo.apache.org by GitBox <gi...@apache.org> on 2018/06/29 18:49:42 UTC
[GitHub] mikewalch opened a new issue #543: Tablet assignment thread gets
stuck
mikewalch opened a new issue #543: Tablet assignment thread gets stuck
URL: https://github.com/apache/accumulo/issues/543
Received this exception while running continuous ingest on Accumulo 1.9 with heavy tserver agitation.
```
Assignment for !0;~< has been running for at least 1031221ms
java.lang.Exception: Assignment of !0;~<
at sun.misc.Unsafe.park(Native Method)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199)
at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209)
at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285)
at org.apache.accumulo.tserver.tablet.Tablet.removeInUseLogs(Tablet.java:2465)
at org.apache.accumulo.tserver.TabletServer$12.removeInUse(TabletServer.java:3413)
at org.apache.accumulo.tserver.TabletServer.findOldestUnreferencedWals(TabletServer.java:3370)
at org.apache.accumulo.tserver.TabletServer.markUnusedWALs(TabletServer.java:3421)
at org.apache.accumulo.tserver.TabletServer.minorCompactionFinished(TabletServer.java:3245)
at org.apache.accumulo.tserver.tablet.DatafileManager.bringMinorCompactionOnline(DatafileManager.java:459)
at org.apache.accumulo.tserver.tablet.Tablet.minorCompact(Tablet.java:914)
at org.apache.accumulo.tserver.tablet.MinorCompactionTask.run(MinorCompactionTask.java:90)
at org.apache.accumulo.tserver.tablet.Tablet.minorCompactNow(Tablet.java:1047)
at org.apache.accumulo.tserver.TabletServer$AssignmentHandler.run(TabletServer.java:2388)
at org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35)
at org.apache.accumulo.tserver.ActiveAssignmentRunnable.run(ActiveAssignmentRunnable.java:64)
at org.apache.htrace.wrappers.TraceRunnable.run(TraceRunnable.java:57)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.accumulo.fate.util.LoggingRunnable.run(LoggingRunnable.java:35)
at java.lang.Thread.run(Thread.java:748)
```
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
users@infra.apache.org
With regards,
Apache Git Services