JAXRSUtils Warning Message in CM Server Log

If you see Cloudera Manager server log produced lots of below warning messages: 2019-11-22 14:42:22,077 WARN scm-web-408509:org.apache.cxf.jaxrs.utils.JAXRSUtils: Both com.cloudera.api.v4.impl.ClustersResourceV4Impl#getServicesResource and com.cloudera.api.v4.impl.ClustersResourceV4Impl#getServicesResource are equal candidates for handling the current request which can lead to unpredictable results particularly in CM6 and above, chances are that you are hitting known Apache CXF issue, …

Impala cannot read or execute dfs.domain.socket.path

When setting up Coordinator Only Impala Daemons, if those Impala Daemons do not have DataNode assigned to them, Impala will fail with error: Invalid short-circuit reads configuration: – Impala cannot read or execute the parent directory of dfs.domain.socket.path Aborting Impala Server startup due to improper configuration. Impalad exiting. This article …

HiveServer2 Failed to Startup with NullPointerException

Recently I was dealing with an issue that HiveServer2 was not able to start up and keeps failing with NullPointerException error. See below full stacktrace: 2019-07-10 17:34:55,243 INFO org.apache.hive.service.server.HiveServer2: [main]: Exception caught when calling stop of HiveServer2 before retrying start java.lang.NullPointerException at org.apache.hive.service.server.HiveServer2.stop(HiveServer2.java:483) at org.apache.hive.service.server.HiveServer2.startHiveServer2(HiveServer2.java:571) … Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: org.apache.hadoop.hive.ql.metadata.HiveException: …