Oh, okay. Thanks. I thought there wasn't even such a thing as an admin for Grav.
1.0 = 100% usage of a 1-core system
1.0 = 50% usage of a 2-core system
4.0 = 50% usage of an 8-core system
8.0 = 100% usage of an 8-core system
And IIRC, load average is represented usually as 3 numbers, which are over the last 5, 10, and 15 minutes.