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hi i build a new hadoop cluster ,but i can not ACCESS hdfs ,why? i use
CDH3u4 ,redhat6.2

# hadoop fs -put /opt/test hdfs://192.168.10.22:9000/user/test
13/06/26 15:00:47 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 0 time(s).
13/06/26 15:00:48 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 1 time(s).
13/06/26 15:00:49 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 2 time(s).
13/06/26 15:00:50 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 3 time(s).
13/06/26 15:00:51 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 4 time(s).
13/06/26 15:00:52 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 5 time(s).
13/06/26 15:00:53 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 6 time(s).
13/06/26 15:00:54 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 7 time(s).
13/06/26 15:00:55 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 8 time(s).
13/06/26 15:00:56 INFO ipc.Client: Retrying connect to server: /
192.168.10.22:9000. Already tried 9 time(s).
put: Call to /192.168.10.22:9000 failed on connection exception:
java.net.ConnectException: Connection refused