To start with, let's get familiar with AWS CloudWatch, which is a network-monitoring service offered by Amazon Web Service. While creating a table, you can set alarms for various events such as provisioning a throughput with exceeded exceptions, maintaining certain threshold, and so on. A table's size in terms of bytes or number of items is not available as a CloudWatch metric by default; however, this can be set up using the DescribeTable
operation, and it is a good practice to keep watch on this metric. These metrics are very important from the database admin's point of view, but as we are using a hosted service here, we need not hire a DBA specialist. These metrics would help us keep track of whether there is any sudden demand of resources happening or not, and if the peak and slow time frames can be drawn for our application so that we can keep more read and write throughput for peak time frames and lesser throughput for slow time frames. CloudWatch gives us...
Mastering DynamoDB
By :
Mastering DynamoDB
By:
Overview of this book
Table of Contents (18 chapters)
Mastering DynamoDB
Credits
Foreword
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Free Chapter
Getting Started
Data Models
How DynamoDB Works
Best Practices
Advanced Topics
Integrating DynamoDB with Other AWS Components
DynamoDB – Use Cases
Useful Libraries and Tools
Developing Mobile Apps Using DynamoDB
Index
Customer Reviews