What is the version of the OS running on my ZED Box or NVIDIA® Jetson™ embedded PC?

Jetson Linux (Linux for Tegra - L4T) is the operation system running on embedded PC based on NVIDIA® Jetson™ compute modules. It is a customized Linux operating system derived from the Ubuntu distribution.

Jetson Linux is installed together with the NVIDIA® Jetpack software that includes all the required drivers and software libraries to exploit all the capabilities of the Jetson™ compute modules.

You can read more regarding Jetson Linux on the official NVIDIA® documentation.

Retrieve the Jetson Linux version

You can retrieve the version of Jetson Linux with the command

cat /etc/nv_tegra_release

the output will be similar to

# R35 (release), REVISION: 3.1, GCID: 32827747, BOARD: t186ref, EABI: aarch64, DATE: Sun Mar 19 15:19:21 UTC 2023

that corresponds to Jetson Linux v35.3.1.

Retrieve the Jetpack version

You can retrieve the version of the Jetpack package with the command

apt-cache show nvidia-jetpack

the output will be similar to

Package: nvidia-jetpack
Version: 5.1.1-b56
Architecture: arm64
Maintainer: NVIDIA Corporation
Installed-Size: 194
Depends: nvidia-jetpack-runtime (= 5.1.1-b56), nvidia-jetpack-dev (= 5.1.1-b56)
Homepage: http://developer.nvidia.com/jetson
Priority: standard
Section: metapackages
Filename: pool/main/n/nvidia-jetpack/nvidia-jetpack_5.1.1-b56_arm64.deb
Size: 29304
SHA256: 7b6c8c6cb16028dcd141144b6b0bbaa762616d0a47aafa3c3b720cb02b2c8430
SHA1: 387e4e47133c4235666176032af0f2ec86461dbb
MD5sum: 0a8692031bf35cc46f7a498e2937bda9
Description: NVIDIA Jetpack Meta Package
Description-md5: ad1462289bdbc54909ae109d1d32c0a8

that corresponds to NVIDIA® Jetpack v5.1.1.