Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By : Marko Sluga
Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By: Marko Sluga

Overview of this book

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms. By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.
Table of Contents (26 chapters)

Summary

There are multiple options for storing data in AWS and those depend on the type of data we need to store. For data that is not shared and requires block-level high performance access, we are always able to use EBS volumes. If we need to share that data, S3 is a great option due to its high availability and durability, backed by an SLA. Since S3 doesn't support block-level access, we can use EFS, which strives to provide an NFS compatible environment that is designed with the same HA and durability as S3. When data needs to be shared between our on-premises and AWS environments, an AWS Storage Gateway can be utilized to emulate a network filesystem, an iSCSI volume device, or a virtual tape library that we can connect to our existing backup infrastructure. There are some cases where the network connectivity does not allow us to efficiently transfer large datasets across...