A. Run Ambari Metrics in Distributed Mode rather than embedded If you are running with more than 3 nodes, I strongly suggest running in distributed mode and writing hbase.root.dir contents to hdfs directly, rather than to the local disk of a single node. This applies to already installed and running IOP clusters. In the Ambari Web UI, select the Ambari Metrics service and navigate to Configs. Update the following properties: General > Metrics Service operation mode=distributed Advanced ams-hbase-site > hbase.cluster.distributed=true Advanced ams-hbase-site > hbase.root.dir=hdfs://namenode.fqdn.example.org:8020/amshbase Restart Metrics Collector and affected Metrics monitors ... View more

A. Run Ambari Metrics in Distributed Mode rather than embedded If you are running with more than 3 nodes, I strongly suggest running in distributed mode and writing hbase.root.dir contents to hdfs directly, rather than to the local disk of a single node. This applies to already installed and running IOP clusters. In the Ambari Web UI, select the Ambari Metrics service and navigate to Configs. Update the following properties: General > Metrics Service operation mode=distributed Advanced ams-hbase-site > hbase.cluster.distributed=true Advanced ams-hbase-site > hbase.root.dir=hdfs://namenode.fqdn.example.org:8020/amshbase Restart Metrics Collector and affected Metrics monitors ... View more