Compute | AWS Cloud Operations Blog

Tag: Compute

Understanding AWS High Availability and Replication for vSphere Administrators

Introduction vSphere HA is a fundamental and frequently used feature of vSphere. If any of several failure scenarios occur, it restarts a virtual machine. The failure scenarios range from VM or host crashes to unresponsive hosts (for example, due to network isolation or outage). Translating vSphere High Availability (HA) to the public cloud can be […]

Using Amazon CloudWatch metrics to monitor time to expiration for Reserved Instances | Amazon Web Services

This post shows you how to monitor the days remaining for Amazon EC2 Reserved Instances. The solution uses a custom Amazon CloudWatch metric published via an AWS Lambda function. It creates a CloudWatch alarm and an Amazon Simple Notification Service (Amazon SNS) topic for notification when the alarm exceeds the user-defined threshold. CloudWatch allows you […]