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Amazon EC2 Cookbook
book

Amazon EC2 Cookbook

by Sekhar Reddy, Aurobindo Sarkar
November 2015
Intermediate to advanced content levelIntermediate to advanced
194 pages
4h 16m
English
Packt Publishing
Content preview from Amazon EC2 Cookbook

Architecting for high availability

Application and network errors can render the system unavailable to the user. Multi-availability zone deployments are used for building high-availability applications at the AWS region level. For implementing fault tolerance for region level failures, we have to deploy our application in availability zones spanning across different regions. If we use multiple regions, we have to use Route 53 for failover. If the primary region goes down, Route 53 fails over to the secondary region.

Increasing load on system can also cause system availability issues, but the autoscaling feature can help us solve the problem by autoscaling the number of servers during a spike in load. The number of servers is automatically reduced ...

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Publisher Resources

ISBN: 9781785280047Supplemental Content