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Posted to issues@ozone.apache.org by "Vivek Ratnavel Subramanian (Jira)" <ji...@apache.org> on 2020/03/02 21:05:00 UTC
[jira] [Created] (HDDS-3117) Recon throws InterruptedException
while getting new snapshot from OM
Vivek Ratnavel Subramanian created HDDS-3117:
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Summary: Recon throws InterruptedException while getting new snapshot from OM
Key: HDDS-3117
URL: https://issues.apache.org/jira/browse/HDDS-3117
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone Recon
Affects Versions: 0.5.0
Reporter: Vivek Ratnavel Subramanian
Assignee: Aravindan Vijayan
Recon throws the following exception in a cluster with 21 datanodes and 1 million keys
{code:java}
12:46:23.482 PMINFOOzoneManagerServiceProviderImplObtaining full snapshot from Ozone Manager
12:47:08.072 PMINFOOzoneManagerServiceProviderImplGot new checkpoint from OM : /var/lib/hadoop-ozone/recon/om/data/om.snapshot.db_1583181983482
12:47:08.072 PMINFOReconOmMetadataManagerImplCleaning up old OM snapshot db at /var/lib/hadoop-ozone/recon/om/data/om.snapshot.db_1583174381836.
12:47:08.166 PMINFOReconOmMetadataManagerImplCreated OM DB handle from snapshot at /var/lib/hadoop-ozone/recon/om/data/om.snapshot.db_1583181983482.
12:47:08.276 PMINFOOzoneManagerServiceProviderImplCalling reprocess on Recon tasks.
12:47:08.276 PMERROROzoneManagerServiceProviderImplUnable to update Recon's OM DB with new snapshot
java.lang.InterruptedException
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1302)
at java.util.concurrent.Semaphore.acquire(Semaphore.java:312)
at org.apache.hadoop.ozone.recon.tasks.ReconTaskControllerImpl.reInitializeTasks(ReconTaskControllerImpl.java:175)
at org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl.syncDataFromOM(OzoneManagerServiceProviderImpl.java:375)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
{code}
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