Unlocking System-Wide Performance Analysis with NVIDIA Nsight Systems 2021.3
Summary: NVIDIA Nsight Systems 2021.3 is a powerful tool designed to help developers optimize and scale software performance across CPUs and GPUs. This latest release introduces several key improvements, including the Expert System View, multi-report loading, and enhanced profiling capabilities. Here, we explore the main features and benefits of Nsight Systems 2021.3, highlighting how it can help developers tackle complex performance issues.
Expert System View: Identifying Problematic Patterns
The Expert System View is a new feature in Nsight Systems 2021.3 that helps developers quickly identify and address performance bottlenecks. This tool uses advanced algorithms to analyze system-wide data and pinpoint problematic patterns, making it easier to focus optimization efforts.
Key Features:
- Pattern Detection: The Expert System View identifies common performance issues, such as inefficient memory access and high CPU usage.
- Guided Analysis: Developers receive detailed recommendations for improving performance, based on the detected patterns.
Multi-Report Loading: Investigating Multi-Process Issues
Nsight Systems 2021.3 now allows developers to load multiple reports into the same timeline, making it easier to investigate complex, multi-process issues.
Benefits:
- Simplified Analysis: Developers can compare and contrast performance data from multiple processes, helping to identify inter-process dependencies and bottlenecks.
- Improved Debugging: By analyzing multiple reports together, developers can gain a deeper understanding of system-wide performance issues.
Enhanced Profiling Capabilities
Nsight Systems 2021.3 includes several enhancements to its profiling capabilities, including support for Windows 21H1 SDK, GPU PCIe BAR1 request activity, and tracing of UCX asynchronous API calls and Vulkan QueueSubmit or Direct3D12 ExecuteCommandList GPU workloads.
Key Enhancements:
- Windows 21H1 SDK Support: Developers can now use Nsight Systems with the latest Windows SDK.
- GPU PCIe BAR1 Request Activity: This feature provides detailed information on GPU memory access patterns.
- UCX Asynchronous API Calls: Nsight Systems can now trace and analyze UCX asynchronous API calls, helping developers optimize communication between CPUs and GPUs.
- Vulkan and Direct3D12 Support: Developers can now use Nsight Systems to analyze and optimize Vulkan and Direct3D12 GPU workloads.
System-Wide Performance Analysis
Nsight Systems 2021.3 is designed to provide a comprehensive view of system-wide performance, helping developers identify and address bottlenecks across CPUs and GPUs.
Benefits:
- Holistic Analysis: Developers can analyze performance data from multiple system components, gaining a deeper understanding of system-wide performance issues.
- Optimization Guidance: Nsight Systems provides detailed recommendations for improving performance, based on the analyzed data.
Table: Key Features of Nsight Systems 2021.3
| Feature | Description |
|---|---|
| Expert System View | Identifies problematic patterns and provides guided analysis for improving performance. |
| Multi-Report Loading | Allows developers to load multiple reports into the same timeline, simplifying analysis of multi-process issues. |
| Enhanced Profiling Capabilities | Supports Windows 21H1 SDK, GPU PCIe BAR1 request activity, and tracing of UCX asynchronous API calls and Vulkan QueueSubmit or Direct3D12 ExecuteCommandList GPU workloads. |
| System-Wide Performance Analysis | Provides a comprehensive view of system-wide performance, helping developers identify and address bottlenecks across CPUs and GPUs. |
Table: Benefits of Nsight Systems 2021.3
| Benefit | Description |
|---|---|
| Simplified Analysis | Developers can compare and contrast performance data from multiple processes, helping to identify inter-process dependencies and bottlenecks. |
| Improved Debugging | By analyzing multiple reports together, developers can gain a deeper understanding of system-wide performance issues. |
| Holistic Analysis | Developers can analyze performance data from multiple system components, gaining a deeper understanding of system-wide performance issues. |
| Optimization Guidance | Nsight Systems provides detailed recommendations for improving performance, based on the analyzed data. |
Conclusion
NVIDIA Nsight Systems 2021.3 is a powerful tool for optimizing and scaling software performance across CPUs and GPUs. With its Expert System View, multi-report loading, and enhanced profiling capabilities, developers can quickly identify and address performance bottlenecks, leading to faster and more efficient software development.