Monday, 11 December 2017

Amazon Cloudwatch Alarms now triggers when any M out of N metric cross the limit of the threshold

Amazon Web Service has announced that Amazon CloudWatch Alarms now supports when any M out N data points crosses the alarm threshold the Alarm gets triggered. A Data point is said to be the value of a metric for a given metric aggregation period that is if you utilized one minute as an aggregation period for a metrics then it will be one data point every minute. With this release, the user can now generate a CloudWatch Alarm that will alert you when the M out of N data points of a metric that is above the pre-defined threshold such 3 out 5 times in any given 5 minutes interval. When any M out of N datapoint of the metric is below the threshold in an interval the alarm will not be triggered. 

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