Laptop sleep mode

Ask Fedora
1

Hi everyone, when close the lid of their laptop, the PC stays on but the SCREEN is BLACK? Apparently sleep mode doesn’t work.

fastfetch

     .';:cccccccccccc:;,.             ----------
  .;cccccccccccccccccccccc;.          OS: Fedora Linux 41 (Workstation4
.:cccccccccccccccccccccccccc:.        Host: XXXXXX (LOQ 15ARP9)

.;ccccccccccccc;.:dddl:.;ccccccc;. Kernel: Linux 6.13.6-200.fc41.x84
.:ccccccccccccc;OWMKOOXMWd;ccccccc:. Uptime: 51 mins
.:ccccccccccccc;KMMc;cc;xMMc;ccccccc:. Packages: 2314 (rpm), 20 (flatpa)
,cccccccccccccc;MMM.;cc;;WW:;cccccccc, Shell: zsh 5.9
:cccccccccccccc;MMM.;cccccccccccccccc: Display (CSW150F): 1920x1080 @ 6]
:ccccccc;oxOOOo;MMM000k.;cccccccccccc: DE: GNOME 47.4
cccccc;0MMKxdd:;MMMkddc.;cccccccccccc; WM: Mutter (Wayland)
ccccc;XMO’;cccc;MMM.;cccccccccccccccc’ WM Theme: Adwaita
ccccc;MMo;ccccc;MMW.;ccccccccccccccc; Theme: Adwaita [GTK2/3/4]
ccccc;0MNc.ccc.xMMd;ccccccccccccccc; Icons: breeze [GTK2/3/4]
cccccc;dNMWXXXWM0:;cccccccccccccc:, Font: Cantarell (11pt) [GTK2/3/4]
cccccccc;.:odl:.;cccccccccccccc:,. Cursor: Adwaita (24px)
ccccccccccccccccccccccccccccc:'. Terminal: Ptyxis 47.10
:ccccccccccccccccccccccc:;,… Terminal Font: Monospace (12pt)
':cccccccccccccccc::;,. CPU: AMD Ryzen 7 7435HS (16) @ 3z
GPU: NVIDIA GeForce RTX 4060 Max]
Memory: 3.99 GiB / 31.02 GiB (13)
Swap: 2.00 MiB / 15.51 GiB (0%)
Disk (/): 232.75 GiB / 952.27 Gis
Local IP (wlo1): 1XXXXXXXXXXXXXXX

2

dmesg | grep -i "error\|failed\|suspend\|resume"
check if system goes to sleep
journalctl -b -0 | grep -i "suspend\|nvidia\|amdgpu\|acpi\|error"

Trigger Suspend

sudo systemctl suspend

Observe:

  • Screen should turn off, and fans/lights may stop.

Check Wakeup Logs

check state of sleep available
cat /sys/power/state
cat /sys/power/mem_sleep