Hi I am also facing same issue of queries not stopping executing in ambari I have restarted my ambari but still naot resolved Here are my ambar-server.log Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/YARN.txt Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/AMBARI_METRICS.txt Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/HOST.txt Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/FLUME.txt Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/HDFS.txt Processing file: /var/lib/ambari-server/resources/stacks/HDP/2.4/services/../../../../common-services/AMBARI_METRICS/0.1.0/package/files/service-metrics/KAFKA.txt Please help me ... View more