How to obtain system UUID under linux

To get the system uuid, the command is as follows:

dmidecode -s system-uuid | tr 'A-Z' 'a-z'

Everything on Linux is a file. No matter what program, you can get a UUID by just reading the file.

The Linux kernel provides a UUID generation interface:

cat /proc/sys/kernel/random/uuid

Recommended tutorial:linux tutorial

The above is the detailed content of How to obtain system UUID under linux. For more information, please follow other related articles on the PHP Chinese website!