What is Cloud Watch?
Onlive Server here shares Information about Amazon Web Services (AWS) which is a secure cloud service provided by Amazon that creates a virtual computing environment for us and also it provides various other services such as database storage, object storing using buckets, and other services which help the organization grow.
Amazon Cloud Watch service keeps a watch on your Amazon Web Services (AWS) resources and the applications you run on AWS in real-time. You can use Cloud Watch to collect and track metrics, which any customers can use to measure their resources and applications. The Cloud Watch home page automatically displays the metrics on each AWS service you use. You can also create custom dashboards to view custom application metrics and view custom collections of chosen metrics.
You can design alarms that look at the metrics and send notifications or automatically make changes to the resources you are monitoring when a threshold is exceeded. For example, you can monitor CPU usage, read and write disks from Amazon EC2 instances, and then use this data to determine if you require to start additional instances to handle a larger load. You can also use this data to stop underutilized instances to save your money.
Important AWS Services
Amazon Simple Notification Service (Amazon SNS) coordinates and manages the delivery or sending of messages to endpoints or subscribing clients. You use Amazon SNS with CloudWatch to send messages when an alarm threshold is reached. For more data, see Setting up Amazon SNS notifications.
Amazon EC2’s automatic resizing permits you to automatically start or terminate Amazon EC2 instances based on user-defined criteria, health status checks, and schedules. You can use a Cloud Watch alarm with Amazon EC2 Auto Scaling to resize EC2 instances based on demand. For more data, see Dynamic Scaling in the Amazon EC2 Auto Scaling User Guide.
Amazon Web Services (AWS) Identity and Access Management (IAM) is a Web service that helps you securely control access to AWS resources for your users. customer can use your AWS (authentication) resources and what resources they can use in which ways (authorization). For more data, see Authentication and access control for Amazon Cloud Watch.
AWS Cloud Trail permits you to monitor calls made to the Amazon Cloud Watch API for your account, including calls made from the AWS Management Console, the AWS CLI, and other services. When Cloud Trail registration actives, Cloud Watch writes log files to the Amazon S3 bucket specified when Cloud Trail configured. For more data, see Registering Amazon Cloud Watch API Calls with AWS Cloud Trail.
Getting Ready To AWS Account
An AWS account required to use Amazon Cloud Watch. The AWS account allows you to use services (for example, Amazon EC2) to generate metrics that you can view in the Cloud Watch console, a point-and-click Web-based interface. Furthermore, you can install and configure the AWS command line interface (CLI).