ambari/ambari-web/app/assets/data/alerts/HDP2/service_alerts.json

{
  "href" : "http://192.168.56.101:8080/api/v1/clusters/cl/services/HDFS?fields=alerts",
  "ServiceInfo" : {
    "cluster_name" : "cl",
    "service_name" : "HDFS"
  },
  "alerts" : {
    "detail" : [
      {
        "description" : "DataNode process",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787817,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793168,
        "output" : "Connection refused"
      },
      {
        "description" : "DataNode space",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787957,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793057,
        "output" : "CRITICAL: Data inaccessible, Status code = 0"
      },
      {
        "description" : "Blocks health",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787835,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793115,
        "output" : "CRITICAL: Data inaccessible, Status code = 0"
      },
      {
        "description" : "HDFS capacity utilization",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787844,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389792645,
        "output" : "CRITICAL: Data inaccessible, Status code = 0"
      },
      {
        "description" : "NameNode RPC latency on dev01.hortonworks.com",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389788086,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389792886,
        "output" : "CRITICAL: Data inaccessible, Status code = 0"
      },
      {
        "description" : "Percent DataNodes live",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787862,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793171,
        "output" : "CRITICAL: total:<1>, affected:<1>"
      },
      {
        "description" : "Percent DataNodes with space available",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787984,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793144,
        "output" : "CRITICAL: total:<1>, affected:<1>"
      },
      {
        "description" : "NameNode process on dev01.hortonworks.com",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787234,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793171,
        "output" : "Connection refused"
      },
      {
        "description" : "Secondary NameNode process",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "CRITICAL",
        "last_status_time" : 1389787243,
        "service_name" : "HDFS",
        "status" : "CRITICAL",
        "status_time" : 1389793171,
        "output" : "Connection refused"
      },
      {
        "description" : "NameNode Web UI on dev01.hortonworks.com",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "WARNING",
        "last_status_time" : 1389788062,
        "service_name" : "HDFS",
        "status" : "WARNING",
        "status_time" : 1389793167,
        "output" : "WARNING: NameNode Web UI not accessible : http://dev01.hortonworks.com:50070"
      },
      {
        "description" : "NameNode edit logs directory status on dev01.hortonworks.com",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "WARNING",
        "last_status_time" : 1389788011,
        "service_name" : "HDFS",
        "status" : "WARNING",
        "status_time" : 1389793171,
        "output" : "WARNING: NameNode directory status not available via http://dev01.hortonworks.com:50070/jmx url, code 0"
      },
      {
        "description" : "NameNode host CPU utilization on dev01.hortonworks.com",
        "host_name" : "dev01.hortonworks.com",
        "last_status" : "OK",
        "last_status_time" : 1389636534,
        "service_name" : "HDFS",
        "status" : "OK",
        "status_time" : 1389793060,
        "output" : "1 CPU, load 19.0% < 200% : OK"
      }
    ],
    "summary" : {
      "CRITICAL" : 9,
      "OK" : 1,
      "WARNING" : 2
    }
  }
}