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Problems with Metric Collector host
  • Output of "rpm -qa | grep ambari" on the collector host. 
  • Total available System memory, output of : "free -g"
  • Total available disk space and available partitions, output of : "df -h "
  • Total number of hosts in the cluster
  • Services deployed in the cluster (This is purely to estimate the amount of metric data generated)
  • Collector configs: /etc/ams-hbase/conf/hbase-env.sh, /etc/ams-hbase/conf/hbase-site.xml, /etc/ambari-metrics-collector/conf/ams-env.sh, /etc/ambari-metrics-collector/conf/ams-site.xml
  • Collector logs: /var/log/ambari-metrics-collector/ambari-metrics-collector.log, /var/log/ambari-metrics-collector/hbase-ams-master-<host>.log, /var/log/ambari-metrics-collector/hbase-ams-master-<host>.out
    Note: Additionally, If distributed mode is enabled, /var/log/ambari-metrics-collector/hbase-ams-zookeeper-<host>.log, /var/log/ambari-metrics-collector/hbase-ams-regionserver-<host>.log
  • Response to the following URLs -
    http://<ams-host>:6188/ws/v1/timeline/metrics/metadata
    http://<ams-host>:6188/ws/v1/timeline/metrics/hosts 
    The response will be JSON and can be attached as a file.
  • From AMS HBase Master UI - http://<METRICS_COLLECTOR_HOST>:61310
    • Region Count
    • StoreFile Count
    • JMX Snapshot - http://<METRICS_COLLECTOR_HOST>:61310/jmx


Problems with Metric Monitor host

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