vGPU (Virtual Graphics Processing Unit) is a technology that allows companies to share powerful graphics cards among multiple users or computers through virtualization. Think of it like splitting one powerful graphics card into many smaller virtual ones, similar to how one cake can be divided among many people. This is especially important in companies that need to run graphics-heavy applications remotely or in virtual environments. It's commonly used in virtual desktop setups, remote work solutions, and data centers. The main providers of this technology are NVIDIA and AMD, with NVIDIA Grid being the most widely known solution.
Implemented vGPU solution for 500+ virtual desktop users
Managed vGPU resources across multiple data center locations
Designed and deployed Virtual GPU infrastructure for engineering department
Typical job title: "Virtualization Engineers"
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Q: How would you plan a large-scale vGPU deployment?
Expected Answer: Should discuss capacity planning, user needs assessment, hardware requirements, licensing considerations, and implementation strategy. Should mention monitoring and optimization plans.
Q: What factors do you consider when sizing vGPU profiles for different user groups?
Expected Answer: Should explain how to match user needs with appropriate resources, considering application requirements, user numbers, and budget constraints.
Q: How do you troubleshoot common vGPU performance issues?
Expected Answer: Should describe basic troubleshooting steps, monitoring tools, and common solutions for performance problems in virtual environments.
Q: Explain the difference between vGPU and GPU passthrough.
Expected Answer: Should be able to explain that vGPU shares one graphics card among multiple users, while passthrough dedicates an entire card to one virtual machine.
Q: What is vGPU and why is it used?
Expected Answer: Should explain that vGPU allows sharing of graphics processing power among multiple virtual machines or users, enabling better resource utilization.
Q: What are the basic components needed for a vGPU setup?
Expected Answer: Should mention compatible graphics cards, hypervisor software, proper licensing, and management tools as basic requirements.