Why do we need to have a majority in Zookeeper ?   Kindly explain the case of 'two zookeepers'. In the below statement, what is meaning of majority?   "If we have two nodes and one node fails, we don’t have majority as well, since one out of two is not a majority." ... View more

I am seeing the below error when I am enabling SSL for the first time in cloudera manager. Cloudera Management servcies fail to start with below error:   Failed to publish event: SimpleEvent{attributes={ROLE_TYPE=[EVENTSERVER], EXCEPTION_TYPES=[javax.net.ssl.SSLHandshakeException, java.security.cert.CertificateException], HOST_IDS=[xxx], STACKTRACE=[javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No subject alternative names present . . No descriptor fetched from https://<ip>:7183 on after 1 tries, sleeping for 2 secs No descriptor fetched from https://<ip>:7183 on after 2 tries, sleeping for 2 secs No descriptor fetched from https://<ip>:7183 on after 3 tries, sleeping for 2 secs No descriptor fetched from https://<ip>:7183 on after 4 tries, sleeping for 2 secs No descriptor fetched from https://<ip>:7183 on after 5 tries, sleeping for 2 secs Could not fetch descriptor after 5 tries, exiting.   What could the problem be here ? ... View more

Hundreds of Yarn jobs are triggered by dr.who user. These jobs go into "ACCEPTED" state and then to "FAILED".  What is making these jobs to get launched ? ... View more