Graphing Metrics CloudWatch lets you visualize your metrics by graphing data points over time. This is useful for showing trends and changes over time, such as spikes in usage.CloudWatch can perform statistical analysis on data points over a period of time and graph the results as a time series. You can choose from the following …

CloudTrail, CloudWatch, and AWS Config-2 Read More »

CloudTrailAn event is a record of an action that a principal performs against an AWS resource. CloudTrail logs read and write actions against AWS services in your account, giving you a detailed record including the action, the resource affected and its region, who performed the action, and when. CloudTrail logs both API and non-API actions. …

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Searching Logs with AthenaAWS uses S3 to store various logs, including CloudTrail logs, VPC flow logs, DNS query logs, and S3 server access logs. Athena lets you use the Structured Query Language (SQL) to search data stored in S3. Although you can use CloudWatch Logs to store and search logs, you can’t format the output …

The Security Pillar-2 Read More »

Simple Scaling PoliciesWith a simple scaling policy, whenever the metric rises above the threshold, Auto Scaling simply increases the desired capacity. How much it increases the desired capacity, however, depends on which of the following adjustment types you choose:ChangeInCapacity Increases the capacity by a specified amount. For instance, you start with a desired capacity of …

The Reliability Pillar-2 Read More »

Calculating AvailabilityA common way of quantifying and expressing reliability is in terms of availability. Availability is the percentage of time an application is working as expected. Note that this measurement is subjective, and “working as expected” implies that you have a certain expectation of how the application should work. Generally, you want application availability to …

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