# Perf tool on NX

**URL:** <https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179>\
**Category:** Jetson Xavier NX\
**Tags:** performance\
**Created:** [July 8, 2022, 10:06am UTC](https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179 "2022-07-08T10:06:12Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![harry\_xiaye](https://developer.download.nvidia.com/images/forums/profile-default-devtalk-84.png) [@harry\_xiaye](https://forums.developer.nvidia.com/u/harry_xiaye)\
**Post date:** [July 8, 2022, 10:06am UTC](https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179/1 "2022-07-08T10:06:12Z")

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I want to have perf tool for some performance issues. How can I get perf tool for Xavier NX? Is it possible to build perf from source on NX?

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**Author:** ![kayccc](https://sea2.discourse-cdn.com/nvidia/user_avatar/forums.developer.nvidia.com/kayccc/32/14043_2.png) [@kayccc](https://forums.developer.nvidia.com/u/kayccc)\
**Post date:** [July 10, 2022, 11:29pm UTC](https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179/2 "2022-07-10T23:29:39Z")

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Please download JP-5.0.1 Driver Package Sources from: [https://developer.nvidia.com/embedded/l4t/r34\_release\_v1.1/sources/public\_sources.tbz2](https://developer.nvidia.com/embedded/l4t/r34_release_v1.1/sources/public_sources.tbz2)

```auto
Steps:
Copy “kernel_src.tbz2” to Xavier-NX
$ cd kernel/kernel-4.9/tools/perf
$ make
$ ./perf --version
perf version 5.10.65

```

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<div class="post-metadata">

**Author:** ![harry\_xiaye](https://developer.download.nvidia.com/images/forums/profile-default-devtalk-84.png) [@harry\_xiaye](https://forums.developer.nvidia.com/u/harry_xiaye)\
**Post date:** [July 11, 2022, 3:32am UTC](https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179/3 "2022-07-11T03:32:13Z")

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Thanks, @kayccc

I built out perf form your steps.

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**Author:** ![system](https://sea2.discourse-cdn.com/nvidia/user_avatar/forums.developer.nvidia.com/system/32/68080_2.png) [@system](https://forums.developer.nvidia.com/u/system)\
**Post date:** [July 25, 2022, 3:32am UTC](https://forums.developer.nvidia.com/t/perf-tool-on-nx/220179/4 "2022-07-25T03:32:47Z")

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Closed on July 25, 2022, 3:32am UTC

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