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copyFromLocalファイルをアップロードするために呼び出されるperlスクリプトを作成します。実行すると a WARN ipc.Client: interrupted waiting to send params to serverが発生します。アップロードしたばかりの HDFS 上のすべてのファイルを確認します。それらはすべて正常にコピーされたようです。

その警告の意味を知っている人はいますか? 完全な警告情報

12/10/23 11:41:07 WARN ipc.Client: interrupted waiting to send params to server
java.lang.InterruptedException
        at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1279)
        at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:218)
        at java.util.concurrent.FutureTask.get(FutureTask.java:83)
        at org.apache.hadoop.ipc.Client$Connection.sendParam(Client.java:790)
        at org.apache.hadoop.ipc.Client.call(Client.java:1080)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:226)
        at $Proxy5.renewLease(Unknown Source)
        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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
        at $Proxy5.renewLease(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.renew(DFSClient.java:1147)
        at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.run(DFSClient.java:1159)
        at java.lang.Thread.run(Thread.java:662)
12/10/23 11:41:07 WARN hdfs.DFSClient: Problem renewing lease for DFSClient_-1491276805
java.io.IOException: java.lang.InterruptedException
        at org.apache.hadoop.ipc.Client.call(Client.java:1086)
        at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:226)
        at $Proxy5.renewLease(Unknown Source)
        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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
        at $Proxy5.renewLease(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.renew(DFSClient.java:1147)
        at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.run(DFSClient.java:1159)
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.InterruptedException
        at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1279)
        at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:218)
        at java.util.concurrent.FutureTask.get(FutureTask.java:83)
        at org.apache.hadoop.ipc.Client$Connection.sendParam(Client.java:790)
        at org.apache.hadoop.ipc.Client.call(Client.java:1080)
        ... 12 more
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