| ... | ... | @@ -8,6 +8,13 @@ | 
|  |  |  | 
|  |  | ## Useful commands | 
|  |  |  | 
|  |  | ### Enable unified cgroups hierarchy | 
|  |  |  | 
|  |  | kernel boot parameter | 
|  |  | ``` | 
|  |  | systemd.unified_cgroup_hierarchy=1 | 
|  |  | ``` | 
|  |  |  | 
|  |  | ### Test suspend via commandline (don't run in display server) | 
|  |  | ``` | 
|  |  | systemd-run --scope sh -x /lib/cryptsetup/scripts/suspend/cryptsetup-suspend-wrapper | 
| ... | ... |  |