The OS version of a Linux distribution can be determined by using the command-line interface as well as a graphical user interface.
| Command | Example |
|---|---|
| uname -a | $uname -a Linux ip-10-0-0-224 5.4.0-1045-aws#47-Ubuntu SMP Tue Apr 13 07:02:25 UTC2021 x86_64 x86_64 x86_64 GNU/Linux |
| more /proc/version | $ more /proc/version Linux version 5.4.0-1045-aws(buildd@lcy01-amd64-026)(gcc version 9.3.0(Ubuntu 9.3.0-17ubuntu1~20.04)) |
| more /etc/os-release | $ more /etc/os-release NAME=”Ubuntu”VERSION=”20.04.2 LTS (Focal Fossa)”ID=ubuntuID_LIKE=debianPRETTY_NAME=”Ubuntu 20.04.2 LTS”VERSION_ID=”20.04″ |
| lsb_release -a | $lsb_release -a No LSB modules are available.Distributor ID: UbuntuDescription: Ubuntu 20.04.2 LTSRelease: 20.04Codename: focal |
how to check os version in Linux