VMware vSphere:Troubleshooting 8
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Goals
By the end of the course, you should be able to meet the following objectives: • Describe troubleshooting principles and procedures • Use the vSphere Client, the command line, and log files to configure, diagnose, and correct problems in vSphere • Explain the key vSphere log files from troubleshooting perspective • Describe the benefits and capabilities of VMware Skyline • Identify the networking issues by examining the reported symptoms, and troubleshoot the reported problems • Identify the storage issues by examining the reported symptoms, and troubleshoot the reported problems • Troubleshoot vSphere cluster failure scenarios and analyze possible causes • Diagnose common VMware vSphere® High Availability (vSphere HA) problems and provide solutions • Trouble virtual machine problems, including migration problems, snapshot problems, and connectivity problems • Identify VMware ESXi™ host and VMware vCenter Server® problems, analyze failure scenarios, and find resolutions • Troubleshoot performance problems with vSphere components
Duration
5 days (8h/day)
Contents
1 Course Introduction • Introductions and course logistics • Course objectives
2 Introduction to Troubleshooting • Define the scope of troubleshooting • Use a structured approach to solve configuration and operational problems • Apply troubleshooting methodology to diagnose faults and make troubleshooting efficient
3 Troubleshooting Tools • Identify the utilities and tools used to run commands • Identify how to access the vSphere ESXi shell • Run commands to view, configure, and manage vSphere components • Use Standalone ESXCLI for troubleshooting • Run ESXCLI commands from the Standalone ESXCLI tool • Use Data Center CLI commands for troubleshooting • Run commands to view, configure, and manage your vSphere components • Identify the best tool to use for CLI troubleshooting • Locate important log files • Identify how to use log files in troubleshooting • Describe the benefits and capabilities of VMware Skyline™ • Explain how VMware Skyline works at a high-level • Identify the types of health information provided by Skyline™ Health • Identify uses for VMware Skyline™ Advisor • Describe the support bundle REST API • Use the support bundle REST API
4 Troubleshooting Virtual Networking • Analyze and troubleshoot standard switch problems • Analyze and troubleshoot virtual machine connectivity problems • Analyze and troubleshoot management network problems • Analyze and troubleshoot distributed switch problems
5 Troubleshooting Storage • Recognize components in the vSphere storage architecture • Identify the possible causes of problems in the various types of datastores • Analyze the common storage connectivity and configuration problems and discuss the possible causes • Resolve the storage connectivity problems, correct misconfigurations, and restore LUN visibility • Analyze log file entries to identify the root cause of storage problems • Use ESXi and Linux commands to troubleshoot storage problems • Investigate ESXi storage issues • Troubleshoot virtual machine snapshots • Troubleshoot storage performance problems • Recognize how multipathing works • Identify the common causes of missing paths • Resolve the missing path problems between hosts and storage devices
6 Troubleshooting vSphere Clusters • Identify and troubleshoot potential vSphere HA problems • Analyze and solve vSphere potential vMotion problems • Diagnose and troubleshoot potential vSphere DRS problems
7 Troubleshooting Virtual Machines • Describe virtual machine files • Identify, analyze, and solve virtual machine snapshot problems • Discuss virtual machine files and disk content IDs • Troubleshoot virtual machine power-on problems • Identify possible causes and troubleshoot virtual machine connection state problems • Diagnose and recover from VMware Tools™ installation failures
8 Troubleshooting vCenter Server and ESXi • Analyze and resolve vCenter service problems • Diagnose and troubleshoot vCenter database problems • Use vCenter appliance shell and the Bash shell to identify and solve problems • Identify and troubleshoot ESXi host problems
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Training rooms
ALEF operates with training rooms match submarine's style to unexpected, unusual while still being smart and available to work in. We have several type of rooms for small groups and up to larger rooms with modern technical equipment and supportive technologies we provide.
We also deliver the high-quality multimedia sharing for efficient, effective virtual communication on a global scale. In the Competence Center is also available Spark Board. Cisco Sparkboard integrates the most common tools needed for team collaboration in physical meeting rooms into a single elegant device. It also combines white board, video or audio conference features.
All ALEF training centres operates with testing centre that provides full acess to take an exam and get certificate provided by our vendors. ALEF provides to our customer complete management and administration.
Training rooms – Prague
Team of lecturers
Our team - consisting of more than 50 instructors - offers a full range of technological knowledge in the field of routing, switching, security, collaboration and data centers. The expertise of instructors is evidenced by a range of top-level international certifications.
The uniqueness of our lecturers lies mainly in their extensive experience in connection with each project, allowing them to respond very flexibly to any question or suggestion from students, and to pass on their practical knowledge to the participants of these courses. Thanks to the synergy of the company’s reliable operation and many years of experience, we have been very flexible in responding to the changes prepared in the Cisco field, so we can guarantee you a wide range of certified courses that enable you and your colleagues to acquire the necessary know-how for future certification tests.
Karel Pouzar
Senior Solution Architect - Cloud
AWS Certified Solutions Architect – Professional, AWS Certified Security – Specialty, AWS Certified SysOps Administrator – Associate, AWS Authorized Instructor Champion Cisco CCIE R&S #20198, CCNP Ent, CCNP SP
Karel is a Senior Solution Architect for Cloud at Alef. He has long been involved in infrastructure and its virtualization in large networks and data centres of service providers. In recent years, he has been involved in the design and implementation of hybrid Cloud solutions.
He is an avid user and promoter of new technologies, which he capitalizes on as a Cloud Ambassador for the Expert Centre's Infrastructure Team. At the Alef Group, he is the lead trainer for AWS training, where he’s the AWS Authorised Instructor Champion.
Jan Kopřiva
Team lead CSIRT - incident response and offensive security
Multiple certifications & M.Sc. in Cyber security, Multiple certifications & B.Sc. in Education and teaching, Author of numerous security courses
Jan Kopřiva is the team lead of an incident response and offensive security team at ALEF Group and an Incident Handler with the renowned SANS Internet Storm Center. Jan started his career as a blue teamer, but slowly moved into offensive security as well. His current professional interests lie mainly in the areas of security, which traditionally fall within the purview of purple teams. He has authored multiple security courses as well as numerous research papers and articles focused on different aspects of cyber security and he regularly speaks at security conferences and other industry events.
Jan Janovic
Team Leader, DC-NET
Double CCIE DC|R&S #55858, CCNP DevNet, CCSI #35493, AWS Solution Architect and Developer Associate
Honza is a Datacenter Networking Teamleader at Alef. Together with his team, he specializes in a variety of networking solutions, primarily built on the Cisco Nexus switch platform - traditional vPC architecture, VXLAN BGP EVPN factories, and Cisco ACI. He also focuses on analytical tools, programmability and the automation of all these solutions, as well as their integration with the public cloud. In 2020, he became the Alef Group's first holder of the new CCNP DevNet certification, and also received the DevNet500 award for being among the top 500 DevNet certified engineers worldwide. In 2021 he became the only Double CCIE holder in the ALEF group, and the first in the world to pass any new version of the CCIE exam following changes to Cisco's certification program in February 2020. Honza has logged more than 1,000 hours in the Czech Republic, Slovakia and Romania.
Jiří Šolc
Enterprise/Solution Architect
CCDA, CCNP Collaboration, AWS, ITIL, TOGAF, ArchiMate, IPMA
Jirka works at Alef as an Enterprise/Solution Architect, and is responsible for the comprehensive development of ICT solutions for key customers. He has over 10 years’ experience in technical, consulting and management practice. He has been involved in the design, implementation and management of a number of infrastructure, security, communications and digital transformation projects.
His specialties include the interconnection of the business and ICT worlds through Enterprise and Solution Architecture. This involves extensive communication with people in different roles across roles and organisational structures, the analysis of complex ICT environments, the preparation of projects including advocacy for their benefits, budgets, and interdependencies, and overall strategic ICT development planning. You will see him regularly speaking at conferences and workshops.
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