3

一時ディレクトリからhadoopのファイルを移動する際に、以下のコマンドを使用:-

[Divya@localhost hadoop]$ bin/hadoop dfs -copyFromLocal /tmp/gutenberg /home/Divya/gutenberg

このエラーを解決する方法:-

13/07/03 14:42:28 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:29 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:30 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:31 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:32 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:33 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:34 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:35 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:36 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
13/07/03 14:42:37 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:54310. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS) 
copyFromLocal: Call to localhost/127.0.0.1:54310 failed on connection exception: java.net.ConnectException: Connection refused
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2 に答える 2

2

namenode プロセスがローカルホストとこのポート 54310 で実行されているかどうかを確認します

于 2013-07-03T09:26:24.903 に答える
1

Hadoop デーモン サービスが正しく実行されているかどうかを確認します。JPS コマンドを root で使用して、正常に動作しているかどうかを確認します。クラスターが正しくセットアップされていることを確認します。

于 2013-07-03T12:38:09.790 に答える