You are viewing a plain text version of this content. The canonical link for it is here.
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:
------------------------------------------------

             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}



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

---------------------------------------------------------------------
To unsubscribe, e-mail: ozone-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: ozone-issues-help@hadoop.apache.org