linux-kernel - Re: swsusp and suspend2 like to overheat my laptop

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20060809125840.GD3808@elf.ucw.cz>
Date:	Wed, 9 Aug 2006 14:58:40 +0200
From:	Pavel Machek <pavel@....cz>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Suspend2-devel@...ts.suspend2.net, linux-pm@...l.org,
	ncunningham@...uxmail.org
Subject: Re: swsusp and suspend2 like to overheat my laptop

On Wed 2006-08-09 08:35:47, Steven Rostedt wrote:
> 
> On Wed, 9 Aug 2006, Pavel Machek wrote:
> 
> >
> > Okay, run top to see what goes on, and look for
> > /proc/acpi/processor/*/* -- you are interested in C states before and
> > after suspend.
> 
> I don't quite understand.  What am I looking for in top?

Some process that is running and eating 99% cpu when it should not be
running and doing anything?
								Pavel


> Here's the before and after:
> 
> before:
> 
> $ grep C /proc/acpi/processor/*/*
> /proc/acpi/processor/CPU0/power:active state:            C1
> /proc/acpi/processor/CPU0/power:max_cstate:              C8
> /proc/acpi/processor/CPU0/power:   *C1:                  type[C1]
> promotion[--] demotion[--] latency[000] usage[00000000] duration[00000000000000000000]

All zeros? Strange...
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/