{"id":6374,"date":"2014-04-17T01:13:16","date_gmt":"2014-04-17T01:13:16","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2014\/04\/17\/cloudera-manager-failed-to-start-activity-monitor-collection-of-common-programming-errors-2\/"},"modified":"2014-04-17T01:13:16","modified_gmt":"2014-04-17T01:13:16","slug":"cloudera-manager-failed-to-start-activity-monitor-collection-of-common-programming-errors-2","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2014\/04\/17\/cloudera-manager-failed-to-start-activity-monitor-collection-of-common-programming-errors-2\/","title":{"rendered":"Cloudera Manager failed to start Activity Monitor-Collection of common programming errors"},"content":{"rendered":"<p>I downloaded CDH 4.5 quick start vm from here. Each service looks good except for below error was seen after I opened Activities tab to view mapreduce activities:<\/p>\n<pre><code>The Activity Monitor server (activitymonitor (localhost)) is unavailable or not responding to connections.\n<\/code><\/pre>\n<p>The problem remains after I tried to restart Activity Monitor service, then I found following error message in the log. Can anybody help take a look?<\/p>\n<pre><code>11:24:35.862 PM     WARN    org.mortbay.log     \n\nfailed SelectChannelConnector@localhost.localdomain:9999: java.net.BindException: Address already in use\n\n11:24:35.864 PM     WARN    org.mortbay.log     \n\nfailed Server@59cc2f42: java.net.BindException: Address already in use\n\n11:24:35.869 PM     ERROR   com.cloudera.cmon.firehose.Main     \n\nFailed to start Firehose\ncom.cloudera.enterprise.EnterpriseServiceException: java.net.BindException: Address already in use\n    at com.cloudera.cmon.firehose.AgentMessageService.startService(AgentMessageService.java:144)\n    at com.cloudera.enterprise.EnterpriseService.start(EnterpriseService.java:71)\n    at com.cloudera.enterprise.EnterpriseService.start(EnterpriseService.java:68)\n    at com.cloudera.cmon.firehose.Main.main(Main.java:371)\nCaused by: java.net.BindException: Address already in use\n    at sun.nio.ch.Net.bind(Native Method)\n    at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:126)\n    at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59)\n    at org.mortbay.jetty.nio.SelectChannelConnector.open(SelectChannelConnector.java:216)\n    at org.mortbay.jetty.nio.SelectChannelConnector.doStart(SelectChannelConnector.java:315)\n    at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)\n    at org.mortbay.jetty.Server.doStart(Server.java:235)\n    at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)\n    at com.cloudera.cmon.firehose.AgentMessageService.startService(AgentMessageService.java:142)\n    ... 3 more\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>I downloaded CDH 4.5 quick start vm from here. Each service looks good except for below error was seen after I opened Activities tab to view mapreduce activities: The Activity Monitor server (activitymonitor (localhost)) is unavailable or not responding to connections. The problem remains after I tried to restart Activity Monitor service, then I found [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6374","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/6374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=6374"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/6374\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=6374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=6374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=6374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}