zhangduo created HBASE-12951: -------------------------------- Summary: TestHCM.testConnectionClose is flakey when using AsyncRpcClient as client implementation Key: HBASE-12951 URL: https://issues.apache.org/jira/browse/HBASE-12951 Project: HBase Issue Type: Bug Components: IPC/RPC Reporter: zhangduo
Sometimes the background thread is stuck in table.get, here is the jstack result. "testConnectionCloseThread" prio=10 tid=0x00007fdb296f9800 nid=0x6b5c in Object.wait() [0x00007fdad1bf9000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x00000000f192d6e0> (a org.apache.hadoop.hbase.ipc.AsyncCall) at java.lang.Object.wait(Object.java:503) at io.netty.util.concurrent.DefaultPromise.await(DefaultPromise.java:254) - locked <0x00000000f192d6e0> (a org.apache.hadoop.hbase.ipc.AsyncCall) at io.netty.util.concurrent.DefaultPromise.await(DefaultPromise.java:32) at io.netty.util.concurrent.AbstractFuture.get(AbstractFuture.java:31) at org.apache.hadoop.hbase.ipc.AsyncRpcClient.call(AsyncRpcClient.java:181) at org.apache.hadoop.hbase.ipc.AbstractRpcClient.callBlockingMethod(AbstractRpcClient.java:213) at org.apache.hadoop.hbase.ipc.AbstractRpcClient$BlockingRpcChannelImplementation.callBlockingMethod(AbstractRpcClient.java:287) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$BlockingStub.get(ClientProtos.java:31727) at org.apache.hadoop.hbase.client.HTable$4.call(HTable.java:848) at org.apache.hadoop.hbase.client.HTable$4.call(HTable.java:1) at org.apache.hadoop.hbase.client.RpcRetryingCallerImpl.callWithRetries(RpcRetryingCallerImpl.java:120) at org.apache.hadoop.hbase.client.HTable.get(HTable.java:856) at org.apache.hadoop.hbase.client.TestHCM$3.run(TestHCM.java:371) -- This message was sent by Atlassian JIRA (v6.3.4#6332)