Re: CURRENT Kernel makes the system run very very hot

From: Ken Menzel <kenfreebsd_at_icarz.com>
Date: Tue, 11 Dec 2007 15:35:32 -0500
----- Original Message ----- 
From: "Poul-Henning Kamp" <phk_at_phk.freebsd.dk>
To: "Martin Cracauer" <cracauer_at_cons.org>
Cc: "Thomas Sparrevohn" <Thomas.Sparrevohn_at_btinternet.com>; 
<freebsd-current_at_freebsd.org>
Sent: Monday, December 10, 2007 3:56 PM
Subject: Re: CURRENT Kernel makes the system run very very hot


> In message <20071210201106.GB90158_at_cons.org>, Martin Cracauer 
> writes:
>
> I installed this on my laptop yesterday:
>
> FreeBSD critter.freebsd.dk 8.0-CURRENT FreeBSD 8.0-CURRENT
> #0: Sun Dec  9 10:41:25 UTC 2007
> root_at_critter.freebsd.dk:/usr/obj/freebsd/src/sys/C5  i386
>
> And it does indeed look like the idle threads do not HLT the cpu.
>
> Interestingly, powerd(8) does the right thing and throttles down
> the cpu clock even though the idle threads churn away.
>
> top -HS shows:
<cut>

So did anyone file a PR?  Or is someone already working on this? 
Seems fairly major to me as I am seeing the same thing here, on 
single CPU systems and a dual quad core system.  If needed I will 
create the PR.

Ken 
Received on Tue Dec 11 2007 - 19:46:13 UTC

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