IEnumerable <DataPoint> GetCPUUtilizationForInstance(string instanceId, DateTime start, DateTime end)
{
//build request
var req = new GetMetricStatisticsRequest()
{
Dimensions =
{
new Dimension
{
Name = "InstanceId",
Value = instanceId
}
},
MetricName = "CPUUtilization",
Statistics = new List <String> {
"Average"
},
Period = 60,
Unit = "Percent",
Namespace = "AWS/EC2",
StartTime = start,
EndTime = end
};
//send request
//cloudwatch client
var cloudWatch = AWSClientFactory.CreateAmazonCloudWatchClient(AWSAccessKey,
AWSSecretKey,
new AmazonCloudWatchConfig()
{
ServiceURL = RegionHelper.CloudWatchEndpointForRegion(EC2Region)
}
);
try
{
var response = cloudWatch.GetMetricStatistics(req);
if (response.GetMetricStatisticsResult == null)
{
return(null);
}
return(response.GetMetricStatisticsResult.Datapoints.Select(datapoint => new DataPoint {
Value = datapoint.Average, TimeStamp = datapoint.Timestamp
}));
}
catch (Exception ex)
{
return(null);
}
}
