# SQL Always On Availability Group
<a name="component-configuration-examples-sql"></a>

The following example shows a component configuration in JSON format for SQL Always On Availability Group.

```
{
  "subComponents" : [ {
    "subComponentType" : "AWS::EC2::Instance",
    "alarmMetrics" : [ {
      "alarmMetricName" : "CPUUtilization",
      "monitor" : true
    }, {
      "alarmMetricName" : "StatusCheckFailed",
      "monitor" : true
    }, {
      "alarmMetricName" : "Processor % Processor Time",
      "monitor" : true
    }, {
      "alarmMetricName" : "Memory % Committed Bytes In Use",
      "monitor" : true
    }, {
      "alarmMetricName" : "Memory Available Mbytes",
      "monitor" : true
    }, {
      "alarmMetricName" : "Paging File % Usage",
      "monitor" : true
    }, {
      "alarmMetricName" : "System Processor Queue Length",
      "monitor" : true
    }, {
      "alarmMetricName" : "Network Interface Bytes Total/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "PhysicalDisk % Disk Time",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Buffer Manager Buffer cache hit ratio",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Buffer Manager Page life expectancy",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:General Statistics Processes blocked",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:General Statistics User Connections",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Locks Number of Deadlocks/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:SQL Statistics Batch Requests/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica File Bytes Received/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Log Bytes Received/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Log remaining for undo",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Log Send Queue",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Mirrored Write Transaction/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Recovery Queue",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Redo Bytes Remaining",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Redone Bytes/sec",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Total Log requiring undo",
      "monitor" : true
    }, {
      "alarmMetricName" : "SQLServer:Database Replica Transaction Delay",
      "monitor" : true
    } ],
    "windowsEvents" : [ {
      "logGroupName" : "WINDOWS_EVENTS-Application-<RESOURCE_GROUP_NAME>",
      "eventName" : "Application",
      "eventLevels" : [ "WARNING", "ERROR", "CRITICAL", "INFORMATION" ],
      "monitor" : true
    }, {
      "logGroupName" : "WINDOWS_EVENTS-System-<RESOURCE_GROUP_NAME>",
      "eventName" : "System",
      "eventLevels" : [ "WARNING", "ERROR", "CRITICAL" ],
      "monitor" : true
    }, {
      "logGroupName" : "WINDOWS_EVENTS-Security-<RESOURCE_GROUP_NAME>",
      "eventName" : "Security",
      "eventLevels" : [ "WARNING", "ERROR", "CRITICAL" ],
      "monitor" : true
    } ],
    "logs" : [ {
      "logGroupName" : "SQL_SERVER_ALWAYSON_AVAILABILITY_GROUP-<RESOURCE_GROUP_NAME>",
      "logPath" : "C:\\Program Files\\Microsoft SQL Server\\MSSQL**.MSSQLSERVER\\MSSQL\\Log\\ERRORLOG",
      "logType" : "SQL_SERVER",
      "monitor" : true,
      "encoding" : "utf-8"
    } ]
  }, {
    "subComponentType" : "AWS::EC2::Volume",
    "alarmMetrics" : [ {
      "alarmMetricName" : "VolumeReadBytes",
      "monitor" : true
    }, {
    "alarmMetricName" : "VolumeWriteBytes",
      "monitor" : true
    }, {
    "alarmMetricName" : "VolumeReadOps",
      "monitor" : true
    }, {
    "alarmMetricName" : "VolumeWriteOps",
      "monitor" : true
    }, {
    "alarmMetricName" : "VolumeQueueLength",
      "monitor" : true
    }, {
    "alarmMetricName" : "VolumeThroughputPercentage",
      "monitor" : true
    }, {
    "alarmMetricName" : "BurstBalance",
      "monitor" : true
    } ]
  } ]
}
```