Get system uptime (how long it has been on)
Created: 11 Jan 2023, 09:41 AM | Modified: =dateformat(this.file.mtime,"dd MMM yyyy, hh:mm a")
Tags: knowledge, unix
date -d “(</proc/uptime awk '{print 1}’) seconds ago”
From <https://unix.stackexchange.com/questions/131775/how-long-has-my-linux-system-been-running>