Cloud Management Platform Knowledge Base

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Knowledge Base Articles

Preparing for AWS maintenance

Background This article details RightScale's recommended practices to prepare for and handle AWS EC2 maintenance requests. Occasionally Amazon needs to reboot host hardware and/or reboot instances for the purpose of installing security patches and u...

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What is Auto-Scaling?

Background Information Auto-scaling is a way to automatically scale up or down the number of compute resources that are being allocated to your application based on its needs at any given time. Before cloud computing, it was very difficult to scale ...

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What does NaN mean?

Background Information What does NaN mean? cpu-0/cpu-idle.value is 'nan', this is == 'NaN' for over 60.00 minute(s) on server 'X' of deployment 'Y' Answer NaN is short for Not a Number. NaN indicates that the monitoring system is not receiving any...

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