解释 23/06/03 09:51:01 INFO ipc.Client: Retrying connect to server: xn01/192.168.94.82:8020. Already tried 37 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=50, sleepTime=1000 MILLISECONDS)
时间: 2024-03-04 19:53:04 浏览: 156
这是一条日志信息,记录了一个 IPC 客户端正在尝试连接到服务器 xn01/192.168.94.82:8020,并且已经尝试了 37 次。RetryUpToMaximumCountWithFixedSleep 是一种重试策略,它允许最多重试 50 次,并且每次重试之间固定等待 1000 毫秒。这个信息表明客户端正在尝试与服务器建立连接,但是由于某些原因连接失败了,所以客户端正在尝试重新连接。
相关问题
hadoop fs -ls 23/06/11 11:09:09 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 0 time(s). 23/06/11 11:09:10 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 1 time(s). 23/06/11 11:09:11 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 2 time(s). 23/06/11 11:09:12 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 3 time(s). 23/06/11 11:09:13 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 4 time(s). 23/06/11 11:09:14 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 5 time(s). 23/06/11 11:09:15 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 6 time(s). 23/06/11 11:09:16 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 7 time(s). 23/06/11 11:09:17 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 8 time(s). 23/06/11 11:09:18 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 9 time(s). Bad connection to FS. command aborted.
这个错误信息表明 Hadoop 客户端无法连接到 Hadoop 文件系统。可能是由于文件系统宕机、网络故障、配置错误或其他原因导致。建议检查 Hadoop 集群的状态和配置,以及网络连接是否正常。您可以尝试使用 ping 命令检查网络连接是否正常。如果网络连接正常,您可以查看 Hadoop 集群的日志文件,查找更详细的错误信息以解决问题。
hadoop dfsadmin -safemode leave 23/06/11 10:31:06 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 0 time(s). 23/06/11 10:31:07 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 1 time(s). 23/06/11 10:31:08 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 2 time(s). 23/06/11 10:31:09 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 3 time(s). 23/06/11 10:31:10 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 4 time(s). 23/06/11 10:31:11 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 5 time(s). 23/06/11 10:31:12 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 6 time(s). 23/06/11 10:31:13 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 7 time(s). 23/06/11 10:31:14 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 8 time(s). 23/06/11 10:31:15 INFO ipc.Client: Retrying connect to server: /192.168.0.169:9000. Already tried 9 time(s). Bad connection to DFS... command aborted.
这个问题看起来像是无法连接到Hadoop的NameNode。您可以尝试以下步骤来解决这个问题:
1. 检查NameNode是否正在运行。您可以使用jps命令检查是否有NameNode进程运行。
2. 检查防火墙设置。如果Hadoop集群使用防火墙,请确保防火墙允许与NameNode通信的端口。
3. 检查Hadoop配置文件中的NameNode地址是否正确。
4. 检查集群中其他节点的网络连接是否正常。如果其他节点无法连接到NameNode,则可能是网络问题。
如果您尝试了这些步骤后仍然无法解决问题,请提供更多的错误信息以及您的Hadoop配置文件,以便我们进一步帮助您解决问题。
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