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Troubleshooting VMware vSphere



Course Number



4 Days

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As organizations adopt virtual environments, they should also take steps to prevent issues that can damage system availability and create downtime. In this training course, you learn to apply a series of proven tools and techniques for troubleshooting potential problems, diagnosing and correcting configuration issues, and ensuring optimal resource allocation and availability in the vSphere environment.

You Will Learn How To

  • Troubleshoot configuration issues in the vSphere environment
  • Exploit built-in graphical and command-line tools for problem analysis
  • Optimize CPU and memory resource allocation to mitigate performance issues
  • Resolve network and storage network failures

Important Course Information


  • Knowledge of installing and configuring VMware vSphere at the level of:
    • Course 1701, VMware vSphere: Install, Configure, Manage (V6.5)

Recommended Experience:

  • Working knowledge of enterprise storage and networking


  • This course uses VMware vSphere 6

Course Outline

  • Introduction
  • How do you know you have a problem
  • The four major steps of troubleshooting
  • Outlining troubleshooting in a virtualized environment
  • Leveraging Built-In Analysis Tools

Identifying and resolving problems

  • Reviewing the tools of the trade within vSphere
  • Matching the tool to the situation

Monitoring the system with command-line tools

  • Graphical vs. command-line benefits
  • Comparing vCLI and vMA
  • Talking directly to ESXi
  • Gaining visibility with esxtop
  • Investigating System Event Logs

Evaluating problems using log files

  • Accessing individual log files to determine problems
  • Preserving temporary log files

Implementing centralized logging

  • Identifying the benefits of centralized logging
  • Deploying VMware Syslog Collector
  • Managing CPU and Memory Design

Defining physical CPU impact on vCPU performance

  • Virtualization support within major CPU architectures
  • Configuring vCPU resources

Evaluating memory

  • Investigating memory pressure effects
  • Optimizing VM memory configurations with ESXi
  • Analyzing Virtual Networks

Mapping virtual networks

  • Reviewing virtual networking components
  • Connecting virtual to physical networks

Inspecting network traffic

  • Capturing network traffic
  • Protocol analysis techniques
  • Resolving Storage Access and Performance Issues

Investigating storage architecture

  • Array to LUN to data store configuration
  • Reviewing storage connectivity options

Analyzing storage failures

  • Identifying and resolving LUN accessibility problems
  • Correcting non-optimal configurations
  • Solving vMotion Errors

Appraising vMotion-based resource management

  • vMotion vs. storage vMotion
  • Reviewing live vMotion requirements

Isolating and resolving vMotion failures

  • Repairing configuration-induced errors
  • Isolating non-configuration vMotion problems
  • Troubleshooting Host Clusters

Cluster-based management

  • Reviewing resource pools
  • Defining admission control

Automating and balancing loads with Distributed Resource Scheduler (DRS)

  • Implementing VM granularity
  • Examining the DRS engine
  • Tracking DRS actions
  • Analyzing the failure modes of DRS

Capacity and I/O load matching with storage DRS

  • Defining storage DRS methodologies
  • Exploiting storage DRS
  • Identifying storage DRS faults

Resolving VM availability issues with HA

  • Deep-diving the HA engine mechanisms
  • HA admission control issues
  • Integrating DRS and HA functionality
  • Applying Lessons Learned
  • Integrating problem isolation and analysis techniques
  • Proof-of-concept problem solving
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Course Tuition Includes:

After-Course Instructor Coaching
When you return to work, you are entitled to schedule a free coaching session with your instructor for help and guidance as you apply your new skills.

Free Course Exam
You can take your Learning Tree course exam on the last day of your course or online at any time after class and receive a Certificate of Achievement with the designation "Awarded with Distinction."


Training Hours

Standard Course Hours: 9:00 am – 4:30 pm
*Informal discussion with instructor about your projects or areas of special interest: 4:30 pm – 5:30 pm

FREE Online Course Exam (if applicable) – Last Day: 3:30 pm – 4:30 pm
By successfully completing your FREE online course exam, you will:

  • Have a record of your growth and learning results.
  • Bring proof of your progress back to your organization
  • Earn credits toward industry certifications (if applicable)

Enhance Your Credentials with Professional Certification

Learning Tree's comprehensive training and exam preparation guarantees that you will gain the knowledge and confidence to achieve professional certification and advance your career.

This course is approved by CompTIA for continuing education units (CEUs). For additional information and to confirm which courses are eligible towards your CompTIA certification, click here.

Earn 23 Credits from NASBA

This course qualifies for 23 CPE credits from the National Association of State Boards of Accountancy CPE program. Read more ...

“VMware training at Learning Tree prepared me to be a successful contributor to our ongoing virtualization project. The knowledge I gained has enabled me to bring to light some of the technical shortcomings of our current environment.”

- D. Johnson, Systems Administrator
Lockheed Martin

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