Nsight Systems Plugins

alab_scorpio_switch

Astera Labs Scorpio PCIe switch telemetry on the Nsight Systems timeline - per-port bandwidth, PCIe link error counters and die temperature. Correlate switch traffic with GPU workload and analyze how link errors affect it.

Architectures: x64
Operating systems: Linux
Minimal Nsight Systems version: 2025.5.2
Setup Notes: This plugin is part of Astera Labs COSMOS software suite, please contact Astera Labs support for installation and usage instructions.
Site URL: https://www.asteralabs.com/products/scorpio-smart-fabric-switch/
Company: Astera Labs

gpfs_metrics

This plugin collects GPFS (IBM General Parallel File System) client volumes metrics and displays them over the Nsight Systems timeline view.

Architectures: x64, aarch64
Operating systems: Linux
Minimal Nsight Systems version: 2026.2.1
Setup Notes: This plugin is installed with the IBM storage scale client driver. Use the NSYS_PLUGIN_SEARCH_DIRS environment variable to specify the directory containing the plugin.
Site URL: https://www.ibm.com/products/storage-scale
Company: IBM

h3_sw_counters

A plugin to monitor and record H3P PCIe switch utilization, throughput, and error counters onto the Nsight Systems timeline.

Architectures: x64
Operating systems: Linux
Minimal Nsight Systems version: 2026.2.1
Setup Notes: Requires libh3ppci.so. Set NSYS_PLUGIN_SEARCH_DIRS to point to the plugins directory.
Site URL: https://github.com/H3Platform/SW_NSYS_Plugin
Company: H3 Platform Inc.

network_interface

A sample plugin, which displays the network counters of a given Ethernet interface. Its aim is to provide a simple example of an Nsight Systems plugin. The plugin source code can be found under SamplePlugins/NetworkUsage.

Architectures: x64, aarch64
Operating systems: Linux
Minimal Nsight Systems version: 2024.1.1
Setup Notes: This plugin is included within the Nsight Systems installation package for Linux.
Site URL: https://developer.nvidia.com/nsight-systems
Company: NVIDIA

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