Shashikant Banerjee created HDDS-555:
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Summary: TestDataValidate test runs not closing the XceiverClient
properly
Key: HDDS-555
URL: https://issues.apache.org/jira/browse/HDDS-555
Project: Hadoop Distributed Data Store
Issue Type: Bug
Reporter: Shashikant Banerjee
Fix For: 0.3.0
The issue is with closing of the xceiverClients in Ozone. The below shows the
leak in XceiverClientGrpc. Similar issue can be seen intermittentkly with
XceiverClientRatis as well as shown in
https://issues.apache.org/jira/browse/RATIS-318 as well.
{code:java}
Sep 26, 2018 8:11:01 PM
org.apache.ratis.shaded.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference
cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=136, target=192.168.1.2:50712}
was not shutdown properly!!! ~*~*~*
Make sure to call shutdown()/shutdownNow() and wait until awaitTermination()
returns true.
java.lang.RuntimeException: ManagedChannel allocation site
at
org.apache.ratis.shaded.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
at
org.apache.ratis.shaded.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
at
org.apache.ratis.shaded.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
at
org.apache.ratis.shaded.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
at
org.apache.hadoop.hdds.scm.XceiverClientGrpc.connect(XceiverClientGrpc.java:92)
at
org.apache.hadoop.hdds.scm.XceiverClientManager$2.call(XceiverClientManager.java:159)
at
org.apache.hadoop.hdds.scm.XceiverClientManager$2.call(XceiverClientManager.java:144)
at
com.google.common.cache.LocalCache$LocalManualCache$1.load(LocalCache.java:4767)
at
com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3568)
at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2350)
at
com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)
at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228)
at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
at com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4764)
at
org.apache.hadoop.hdds.scm.XceiverClientManager.getClient(XceiverClientManager.java:143)
at
org.apache.hadoop.hdds.scm.XceiverClientManager.acquireClient(XceiverClientManager.java:122)
at
org.apache.hadoop.ozone.client.io.ChunkGroupOutputStream.checkKeyLocationInfo(ChunkGroupOutputStream.java:192)
at
org.apache.hadoop.ozone.client.io.ChunkGroupOutputStream.addPreallocateBlocks(ChunkGroupOutputStream.java:180)
at org.apache.hadoop.ozone.client.rpc.RpcClient.createKey(RpcClient.java:472)
at org.apache.hadoop.ozone.client.OzoneBucket.createKey(OzoneBucket.java:262)
at
org.apache.hadoop.ozone.freon.RandomKeyGenerator$OfflineProcessor.run(RandomKeyGenerator.java:601)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:266)
at java.util.concurrent.FutureTask.run(FutureTask.java)
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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