13 Pro running hot with shut lid/100% charge

13 pro, AMD, Ubuntu.

My laptop is fully charged, had the lid shut for more than a day, plugged in, and it was very hot. Nothing was open except for settings.

In my power settings I have it on power saver.

Was the laptop running the entire time the lid was closed? Was anything using a lot of CPU? This could be the case even on power saver mode, depending on what programs you have running.

The laptop takes air in from the bottom of the system and blows it out through the space between the bottom of the screen and the back of the keyboard. If the lid is closed, that heat has nowhere to go but up through the keyboard and against the closed monitor, spreading out like a heatsink. My regular Framework 13 will also get hotter if I close its lid while in use whether on battery or no, something I expect would probably get worse if I had an external monitor plugged in.

Are you running it in clamshell mode i.e. with an external monitor? Or are you closing the lid and expecting it to automatically suspend?

no external monitor.

OK. It may be worth my noting that extensive and detailed replies tend to be ideal here. Most people who aid you will be customers, and folks here are generally helpful, but very short replies tend to terminate conversations quite early.

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(post deleted by author)

apologies let me rephrase.

No external monitor, expecting the laptop to not be running heavy cpu/gpu processes when lid is closed and nothing running, ie to be able to pick up closed laptop 24h later and a charge to be left in it.

maybe I want it to go to hibernate mode instead of sleep?

edit in bash I’m trying sleep-then-hibernate. that sounds closer to the behavior I’m looking for. will post if it’s successful.

Most Linux distros need to have secure boot off in order to do suspend then hibernate from what I have read. Not sure if that is still the case or if that is even turned on in this example.

OK, right - thanks.

So “clamshell” means that the computer stays working while the lid is closed (like a “clam”). That does not apply in this case.

You want:

Sleep or hibernation would be fine for you. Sleep means that the computer is paused, but that the circuits are still on, and it comes back to life quickly. Hibernation is the same, but the memory contents are saved to disk, and all but the essential circuits are turned off. In the latter case there is still some battery usage, but yes, it should survive 24 hours at least.

I suspect that the laptop is not sleeping correctly, and with the lid down, it is having difficulty cooling properly. I would guess that if it cannot sleep correctly then it also cannot hibernate correctly.

Can we see your dmesg or journalctl logs? I wonder if it tries to sleep but some process or subsystem is keeping it from succeeding.