> This indicates that agent is unable to connect to HOSTMONITOR, is HMON running?  [27/Jan/2016 03:16:44 +0000] 3069 MonitorDaemon-Reporter throttling_logger ERROR Error sending messages to firehose: MGMT-HOSTMONITOR-244944378552b77b5c898d702d752f7f   > This indicates that the command timed out when attempting to run a DNS test [1] [27/Jan/2016 03:19:46 +0000] 3069 DnsResolutionMonitor throttling_logger ERROR Timeout with args ['/usr/java/jdk1.7.0_67-cloudera/bin/java', '-classpath', '/usr/share/cmf/lib/agent-5.5.1.jar', 'com.cloudera.cmon.agent.DnsTest']   Example: [bash]# /usr/java/jdk1.7.0_67-cloudera/bin/java -classpath /usr/share/cmf/lib/agent-5.5.1.jar com.cloudera.cmon.agent.DnsTest   > This indicates that supervisord [2] was not running at that time [27/Jan/2016 03:08:52 +0000] 3012 MainThread agent ERROR Failed to connect to previous supervisor.   [1] http://www.cloudera.com/documentation/enterprise/latest/topics/cdh_ig_networknames_configure.html [2] "Agent Process Supervision in Detail" http://blog.cloudera.com/blog/2013/07/how-does-cloudera-manager-work/ ... View more