retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime

最新推荐文章于 2022-09-03 03:11:43 发布

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最新推荐文章于 2022-09-03 03:11:43 发布

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分类专栏： hadoop hdfs

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本文记录了一次Hadoop集群启动失败的问题排查过程。通过多次尝试连接NameNode并最终成功启动所有节点，解决了由于未启动Hadoop节点导致的问题。

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[root@qa bin]# hadoop fs -ls /
Warning: $HADOOP_HOME is deprecated.

14/07/29 13:25:35 INFO ipc.Client: Retrying connect to server: centhost.centdomain/10.110.30.30:9000. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
14/07/29 13:25:36 INFO ipc.Client: Retrying connect to server: centhost.centdomain/10.110.30.30:9000. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
14/07/29 13:25:37 INFO ipc.Client: Retrying connect to server: centhost.centdomain/10.110.30.30:9000. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
^Z
[5]+  Stopped                 hadoop fs -ls /

没有启动hadoop节点造成的，转到hadoop bin下执行start-all.sh。问题解决。

转自：http://blog.sina.com.cn/s/blog_151fb2d4b0102vqu4.html