i'm unable to start the cloudera management services as it's failing with below error message
Could someone let me know what needs to be done in troubleshooting the issue
2018-04-14 00:21:39,803 INFO CMMetricsForwarder-0:com.cloudera.server.cmf.components.ClouderaManagerMetricsForwarder: Failed to send metrics.
java.lang.reflect.UndeclaredThrowableException
at com.sun.proxy.$Proxy112.writeMetrics(Unknown Source)
at com.cloudera.server.cmf.components.ClouderaManagerMetricsForwarder.sendWithAvro(ClouderaManagerMetricsForwarder.java:325)
at com.cloudera.server.cmf.components.ClouderaManagerMetricsForwarder.sendMetrics(ClouderaManagerMetricsForwarder.java:312)
at com.cloudera.server.cmf.components.ClouderaManagerMetricsForwarder.run(ClouderaManagerMetricsForwarder.java:146)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.avro.AvroRemoteException: java.net.ConnectException: Connection refused
at org.apache.avro.ipc.specific.SpecificRequestor.invoke(SpecificRequestor.java:88)
... 11 more
2018-04-14 00:22:32,796 WARN 140714642@scm-web-2:org.mortbay.log: javax.net.ssl.SSLException: Received fatal alert: certificate_unknown
