vSphere High Performance Cookbook


vSphere High Performance Cookbook
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Overview
Table of Contents
Author
Support
Sample Chapters
  • Troubleshoot real-world vSphere performance issues and identify their root causes
  • Design and configure CPU, memory, networking, and storage for better and more reliable performance
  • Comprehensive coverage of performance issues and solutions including vCenter Server design and virtual machine and application tuning

Book Details

Language : English
Paperback : 240 pages [ 235mm x 191mm ]
Release Date : July 2013
ISBN : 1782170006
ISBN 13 : 9781782170006
Author(s) : Prasenjit Sarkar
Topics and Technologies : All Books, Virtualization and Cloud, Cookbooks, Enterprise

Table of Contents

Preface
Chapter 1: CPU Performance Design
Chapter 2: Memory Performance Design
Chapter 3: Networking Performance Design
Chapter 4: DRS, SDRS, and Resource Control Design
Chapter 5: vSphere Cluster Design
Chapter 6: Storage Performance Design
Chapter 7: Designing vCenter and vCenter Database for Best Performance
Chapter 8: Virtual Machine and Application Performance Design
Index
  • Chapter 1: CPU Performance Design
    • Introduction
    • Critical performance consideration – VMM scheduler
    • CPU scheduler – processor topology/cache aware
    • Ready time – warning sign
    • Hyperthreaded core sharing
    • Spotting CPU overcommitment
    • Fighting guest CPU saturation in SMP VMs
    • Controlling CPU resources using resource settings
    • What is most important to monitor in CPU performance
    • CPU performance best practices
    • Chapter 2: Memory Performance Design
      • Introduction
      • Virtual memory reclamation techniques
      • Monitoring host-swapping activity
      • Monitoring host-ballooning activity
      • Keeping memory free for VMkernel
      • Key memory performance metrics to monitor
      • What metrics not to use
      • Identifying when memory is the problem
      • Analyzing host and VM memory
      • Memory performance best practices
      • Chapter 3: Networking Performance Design
        • Introduction
        • Designing a network for load balancing and failover for vSphere Standard Switch
        • Designing a network for load balancing and failover for vSphere Distributed Switch
        • What to know when offloading checksum
        • Selecting the correct virtual network adapter
        • Improving performance through VMDirectPath I/O
        • Improving performance through NetQueue
        • Improving network performance using the SplitRx mode for multicast traffic
        • Designing a multi-NIC vMotion
        • Improving network performance using network I/O control
        • Monitoring network capacity and performance matrix
        • Chapter 4: DRS, SDRS, and Resource Control Design
          • Introduction
          • Using DRS algorithm guidelines
          • Using resource pool guidelines
          • Avoiding using resource pool as folder structure
          • Choosing the best SIOC latency threshold
          • Using storage capability and profile driven storage
          • Anti-affinity rules in the SDRS cluster
          • Avoiding the use of SDRS I/O Metric and array-based automatic tiering together
          • Using VMware SIOC and array-based automatic tiering together
          • Chapter 5: vSphere Cluster Design
            • Introduction
            • Trade-off factors while designing scale up and scale out clusters
            • Using VM Monitoring
            • vSphere Fault Tolerance design and its impact
            • DPM and its impact
            • Choosing the reserved cluster failover capacity
            • Rightly choosing the vSphere HA cluster size
            • Chapter 6: Storage Performance Design
              • Introduction
              • Designing the host for a highly available and high-performing storage
              • Designing a highly available and high-performance iSCSI SAN
              • Designing a highly available and high-performing FC storage
              • Performance impact of queuing on the storage array and host
              • Factors that affect storage performance
              • Using VAAI to boost storage performance
              • Selecting the right VM disk type
              • Monitoring command queuing
              • Identifying a severely overloaded storage
              • Chapter 7: Designing vCenter and vCenter Database for Best Performance
                • Introduction
                • vCenter Single Sign-On and its database preparation
                • vCenter Single Sign-On and its deployment
                • Things to bear in mind while designing the vCenter platform
                • Designing vCenter Server for redundancy
                • Designing a highly available vCenter database
                • vCenter database size and location affects performance
                • Considering vCenter Server Certificates to minimize security threats
                • Designing vCenter Server for Auto Deploy
                • Chapter 8: Virtual Machine and Application Performance Design
                  • Introduction
                  • Setting the right time in Guest OS
                  • vNUMA (Virtual NUMA) considerations
                  • Choosing the SCSI controller for storage
                  • Impact of VM swap file placement
                  • Using large pages in virtual machines
                  • Guest OS networking considerations
                  • When you should or should not virtualize an application
                  • Measuring the application's performance

                  Prasenjit Sarkar

                  Prasenjit Sarkar (@stretchcloud) is a senior member of technical staff at VMware Service Provider Cloud R&D, where he provides architectural oversight and technical guidance for designing, implementing, and testing VMware's Cloud datacenters. He is an author, R&D guy, and a blogger focusing on virtualization, Cloud computing, storage, networking, and other enterprise technologies. He has more than 10 years of expert knowledge in R&D, professional services, alliances, solution engineering, consulting, and technical sales with expertise in architecting and deploying virtualization solutions and rolling out new technologies and solution initiatives. His primary focus is on VMware vSphere Infrastructure and Public Cloud using VMware vCloud Suite. His aim is to own the entire life cycle of a VMware based IaaS (SDDC), especially vSphere, vCloud Director, vShield Manager, and vCenter Operations. He was one of the VMware vExperts of 2012 and is well known for his acclaimed virtualization blog http://stretch-cloud.info. He holds certifications from VMware, Cisco, Citrix, Red Hat, Microsoft, IBM, HP, and Exin. Prior to joining VMware, he served other fine organizations (such as Capgemini, HP, and GE) as a solution architect and infrastructure architect.

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                  Sample chapters

                  You can view our sample chapters and prefaces of this title on PacktLib or download sample chapters in PDF format.

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                  What you will learn from this book

                  • Understand VMM Scheduler, Cache aware CPU Scheduler, NUMA Aware CPU Scheduler, and so on during CPU Performance Design
                  • Learn about the virtual memory reclamation technique, monitoring host ballooning, and swapping activity
                  • Get to grips with different vSwitch load balancing, considerations for checksum offloading, VMDirectPath I/O, and so on
                  • Understand DRS algorithms, resource pool guidelines, SIOC threshold consideration, SDRS and its affinity/anti-affinity rules in DRS, SDRS, and resource control design
                  • Scale up and scale out cluster design for performance, FT and its caveats, application monitoring, DPM, host affinity/anti-affinity rules
                  • Design your vSphere storage based on various workloads and FC storage for best performance
                  • Choose the right platform while designing your vCenter Server, redundant vCenter design, vCenter SSO and its deployment

                  In Detail

                  VMware vSphere is the key virtualization technology in today’s market. vSphere is a complex tool and incorrect design and deployment can create performance-related problems. vSphere High Performance Cookbook is focused on solving those problems as well as providing best practices and performance-enhancing techniques.

                  vSphere High Performance Cookbook offers a comprehensive understanding of the different components of vSphere and the interaction of these components with the physical layer which includes the CPU, memory, network, and storage. If you want to improve or troubleshoot vSphere performance then this book is for you!

                  vSphere High Performance Cookbook will teach you how to tune and grow a VMware vSphere 5 infrastructure. This book focuses on tuning, optimizing, and scaling the infrastructure using the vSphere Client graphical user interface. This book will enable the reader with the knowledge, skills, and abilities to build and run a high-performing VMware vSphere virtual infrastructure.

                  You will learn how to configure and manage ESXi CPU, memory, networking, and storage for sophisticated, enterprise-scale environments. You will also learn how to manage changes to the vSphere environment and optimize the performance of all vSphere components.

                  This book also focuses on high value and often overlooked performance-related topics such as NUMA Aware CPU Scheduler, VMM Scheduler, Core Sharing, the Virtual Memory Reclamation technique, Checksum offloading, VM DirectPath I/O, queuing on storage array, command queuing, vCenter Server design, and virtual machine and application tuning.

                  By the end of this book you will be able to identify, diagnose, and troubleshoot operational faults and critical performance issues in vSphere.

                  Approach

                  vSphere High Performance Cookbook is written in a practical, helpful style with numerous recipes focusing on answering and providing solutions to common, and not-so common, performance issues and problems.

                  Who this book is for

                  The book is primarily written for technical professionals with system administration skills and some VMware experience who wish to learn about advanced optimization and the configuration features and functions for vSphere 5.1.

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