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我從here下載了CDH 4.5快速啓動虛擬機。每個服務看起來除了我打開活動選項卡後,查看mapreduce的活動,看到下面的錯誤好:Cloudera Manager未能啓動活動監視器
The Activity Monitor server (activitymonitor (localhost)) is unavailable or not responding to connections.
問題仍然之後我試圖重新啓動活動監控服務,那麼我在日誌中發現以下錯誤消息。任何人都可以幫忙看看嗎?
11:24:35.862 PM WARN org.mortbay.log
failed [email protected]:9999: java.net.BindException: Address already in use
11:24:35.864 PM WARN org.mortbay.log
failed [email protected]: java.net.BindException: Address already in use
11:24:35.869 PM ERROR com.cloudera.cmon.firehose.Main
Failed to start Firehose
com.cloudera.enterprise.EnterpriseServiceException: java.net.BindException: Address already in use
at com.cloudera.cmon.firehose.AgentMessageService.startService(AgentMessageService.java:144)
at com.cloudera.enterprise.EnterpriseService.start(EnterpriseService.java:71)
at com.cloudera.enterprise.EnterpriseService.start(EnterpriseService.java:68)
at com.cloudera.cmon.firehose.Main.main(Main.java:371)
Caused by: java.net.BindException: Address already in use
at sun.nio.ch.Net.bind(Native Method)
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:126)
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)
at org.mortbay.jetty.nio.SelectChannelConnector.open(SelectChannelConnector.java:216)
at org.mortbay.jetty.nio.SelectChannelConnector.doStart(SelectChannelConnector.java:315)
at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
at org.mortbay.jetty.Server.doStart(Server.java:235)
at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
at com.cloudera.cmon.firehose.AgentMessageService.startService(AgentMessageService.java:142)
... 3 more
謝謝,原來是水槽使用同一端口。停止渠道服務後,活動監視器可以無任何問題地啓動。 – zhutoulala