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Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle. Bugs: AMBARI-19088 https://issues.apache.org/jira/browse/AMBARI-19088 Repository: ambari Description ------- AMS in embedded mode uses embedded HBase using local Zk and local disk for data. If there are 2 instances of embedded AMS installed on the cluster, it can lead to data fragmentation. Second collector START will fail. Install will succeed to support "Move Metrics Collector" wizard. Diffs ----- ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/package/scripts/metrics_collector.py 214c1e8 ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/package/scripts/params.py 57b93ce Diff: https://reviews.apache.org/r/54390/diff/ Testing ------- Manually tested. Thanks, Aravindan Vijayan