刚配置完hadoop文本

因为hadoop的配置上进行了一些修改（core，hdfs，mapred，-site.xml），刚配置完hadoop文本后

一、

[root@hadoop Desktop]# jps

10111 SecondaryNameNode

7811 TaskTracker

9900 NameNode

10007 DataNode

10190 JobTracker

10302 Jps

二、

root@hadoop Desktop]# hadoop fs -mkdir input

16/04/29 07:02:46 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:47 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:48 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:49 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:50 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:51 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:52 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:53 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:54 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

16/04/29 07:02:55 INFO ipc.Client: Retrying connect to server: 192.168.86.136/192.168.86.136:9000. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)

mkdir: Call to 192.168.86.136/192.168.86.136:9000 failed on connection exception: java.net.ConnectException: Connection refused

三、reboot

四、

成功运行workcount。