NB! It seems this console command is not compatible with CS2.
Command Profile

HOST_SLEEP

CS:GO

This command will make the server sleep for the specified amount of milliseconds after each frame. Set to 0 to disable (default).

Syntax
host_sleep [Milliseconds]

Description

This command will make the server sleep for the specified amount of milliseconds after each frame. Set to 0 to disable (default).

Syntax And Arguments

host_sleep [Milliseconds]
Milliseconds The amount of time (in ms) to sleep for after each frame. Set to 0 to disable. By default this is disabled - we recommend you keep this setting disabled.