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You're reading from  AWS Certified Database – Specialty (DBS-C01) Certification Guide

Product typeBook
Published inMay 2022
PublisherPackt
ISBN-139781803243108
Edition1st Edition
Concepts
IT Certification
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Author (1)
Kate Gawron
Kate Gawron
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Kate Gawron

Kate Gawron is a full-time senior database consultant and part-time future racing driver. She was a competitor in Formula Woman, and she aspires to become a professional Gran Turismo (GT) racing driver. Away from the racetrack, Kate has worked with Oracle databases for 18 years and AWS for five years. She holds four AWS certifications, including the AWS Certified Database – Specialty certification as well as two professional Oracle qualifications. Kate currently works as a senior database architect, where she works with customers to migrate and refactor their databases to work optimally within the AWS cloud.
Read more about Kate Gawron

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Understanding RDS Enhanced Monitoring

CloudWatch offers limited monitoring of the virtual machine or host that your RDS instances run on. To get a deeper and more accurate view, you need to enable RDS Enhanced Monitoring. This installs a small agent onto the RDS host that obtains and sends OS metrics back to CloudWatch up to every 1 second.

You can use these metrics in conjunction with database-level monitoring to get a highly accurate view of the real-time workload of your database. This can be very useful if you need to decide to increase an instance class to overcome a performance issue. By using Enhanced Monitoring, you can more accurately see whether the bottleneck is at the host level and, therefore, you would benefit from increasing the instance class or not.

Enabling Enhanced Monitoring also allows you to view OS metrics from within the RDS dashboard, which reduces the need for your databases to have access to CloudWatch. The following figure shows some of the metrics...

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AWS Certified Database – Specialty (DBS-C01) Certification Guide
Published in: May 2022Publisher: PacktISBN-13: 9781803243108
© 2022 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Kate Gawron

Kate Gawron is a full-time senior database consultant and part-time future racing driver. She was a competitor in Formula Woman, and she aspires to become a professional Gran Turismo (GT) racing driver. Away from the racetrack, Kate has worked with Oracle databases for 18 years and AWS for five years. She holds four AWS certifications, including the AWS Certified Database – Specialty certification as well as two professional Oracle qualifications. Kate currently works as a senior database architect, where she works with customers to migrate and refactor their databases to work optimally within the AWS cloud.
Read more about Kate Gawron

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