I'm using hadoop-2.2.0 stable -----Original Message----- From: Jimmy Xiang [mailto:jxi...@cloudera.com] Sent: Thursday, November 21, 2013 9:49 AM To: user Subject: Re: hbase 0.96 stop master receive ERROR ipc.RPC: RPC.stopProxy called on non proxy.
Which version of Hadoop do you use? On Wed, Nov 20, 2013 at 5:43 PM, Henry Hung <ythu...@winbond.com> wrote: > Hi All, > > When stopping master or regionserver, I found some ERROR and WARN in > the log files, are these errors can cause problem in hbase: > > 13/11/21 09:31:16 INFO zookeeper.ClientCnxn: EventThread shut down > 13/11/21 09:35:36 ERROR ipc.RPC: RPC.stopProxy called on non proxy. > java.lang.IllegalArgumentException: object is not an instance of > declaring class > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at $Proxy18.close(Unknown Source) > at org.apache.hadoop.ipc.RPC.stopProxy(RPC.java:621) > at > org.apache.hadoop.hdfs.DFSClient.closeConnectionToNamenode(DFSClient.java:738) > at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:794) > at > org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:847) > at > org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:2524) > at > org.apache.hadoop.fs.FileSystem$Cache$ClientFinalizer.run(FileSystem.java:2541) > at > org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.j > ava:54) > 13/11/21 09:35:36 WARN util.ShutdownHookManager: ShutdownHook > 'ClientFinalizer' failed, org.apache.hadoop.HadoopIllegalArgumentException: > Cannot close proxy - is not Closeable or does not provide closeable > invocation handler class $Proxy18 > org.apache.hadoop.HadoopIllegalArgumentException: Cannot close proxy - > is not Closeable or does not provide closeable invocation handler > class > $Proxy18 > at org.apache.hadoop.ipc.RPC.stopProxy(RPC.java:639) > at > org.apache.hadoop.hdfs.DFSClient.closeConnectionToNamenode(DFSClient.java:738) > at org.apache.hadoop.hdfs.DFSClient.close(DFSClient.java:794) > at > org.apache.hadoop.hdfs.DistributedFileSystem.close(DistributedFileSystem.java:847) > at > org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:2524) > at > org.apache.hadoop.fs.FileSystem$Cache$ClientFinalizer.run(FileSystem.java:2541) > at > org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.j > ava:54) > > Best regards, > Henry > > ________________________________ > The privileged confidential information contained in this email is > intended for use only by the addressees as indicated by the original > sender of this email. If you are not the addressee indicated in this > email or are not responsible for delivery of the email to such a > person, please kindly reply to the sender indicating this fact and > delete all copies of it from your computer and network server > immediately. Your cooperation is highly appreciated. It is advised > that any unauthorized use of confidential information of Winbond is > strictly prohibited; and any information in this email irrelevant to > the official business of Winbond shall be deemed as neither given nor > endorsed by Winbond. > The privileged confidential information contained in this email is intended for use only by the addressees as indicated by the original sender of this email. If you are not the addressee indicated in this email or are not responsible for delivery of the email to such a person, please kindly reply to the sender indicating this fact and delete all copies of it from your computer and network server immediately. Your cooperation is highly appreciated. It is advised that any unauthorized use of confidential information of Winbond is strictly prohibited; and any information in this email irrelevant to the official business of Winbond shall be deemed as neither given nor endorsed by Winbond.
