Re: swsusp and suspend2 like to overheat my laptop

Pavel Machek
2006-08-08T23:54:12Z

Hi!

> A few months ago, I installed suspend2 on my laptop. It worked great for
> a few days, when suddenly my laptop started to get very hot and the fan
> costantly went off, and then I started getting these:

I take it as "if I keep it for a week powered off, it will not do
this".

> ---
> Message from syslogd@localhost at Tue Aug 8 16:08:53 2006 ...
> localhost kernel: CPU0: Temperature above threshold
>
> Message from syslogd@localhost at Tue Aug 8 16:08:53 2006 ...
> localhost kernel: CPU1: Temperature above threshold
>
>
> Message from syslogd@localhost at Tue Aug 8 16:08:53 2006 ...
> localhost kernel: CPU0: Running in modulated clock mode
>
> Message from syslogd@localhost at Tue Aug 8 16:08:53 2006 ...
> localhost kernel: CPU1: Running in modulated clock mode
> ---

P4 has thermal protection, so you are actually safe.

Nigel is right, this is acpi problem, but I guess we can help it. Do
you have /proc/acpi/fan? Do you have /proc/acpi/ibm/fan? Can you try
playing with them?

And yes, this should go into bugzilla.kernel.org.

> Recently, I've decided to try out swsusp. Well, it has been working fine
> for almost a week now. But unfortunately, I just started to have my fan
> go off constantly, and I'm getting the above messages again (hence why
> the date on the messages is today). Checking out the temp, it's going into
> the high 70C. That's not too bad, but it only happens when suspending
> every night instead of shutting down.

Pavel
--
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