Change Details

### Context We need to get a new kernel version out which requires a full reboot. ### AC [x] Finish cookbook refactor (https://phabricator.wikimedia.org/T277792) before rebooting [] Reboots performed on [x] relforge [x] codfw [x] eqiad

### Context We need to get a new kernel version out which requires a full reboot. ### AC [x] Finish cookbook refactor (https://phabricator.wikimedia.org/T277792) before rebooting [x] Reboots performed on [x] relforge [x] codfw [x] eqiad

### Context We need to get a new kernel version out which requires a full reboot. ### AC [x] Finish cookbook refactor (https://phabricator.wikimedia.org/T277792) before rebooting [x] Reboots performed on [x] relforge [x] codfw [x] eqiad