Date: Mon, 17 Mar 2008 19:04:00 +0000 From: "Igor Mozolevsky" <igor@hybrid-lab.co.uk> To: "Kevin Oberman" <oberman@es.net> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, current@freebsd.org Subject: Re: Enhanced SpeedStep hosed in -current ? Message-ID: <a2b6592c0803171204q2feb253bo7529540f27f7470@mail.gmail.com> In-Reply-To: <20080317173026.9A6F44500F@ptavv.es.net> References: <a2b6592c0803162055p54ac4f28pfca352470e8a569c@mail.gmail.com> <20080317173026.9A6F44500F@ptavv.es.net>
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On 17/03/2008, Kevin Oberman <oberman@es.net> wrote: > > Date: Mon, 17 Mar 2008 03:55:04 +0000 > > > From: "Igor Mozolevsky" <igor@hybrid-lab.co.uk> > > > Sender: mozolevsky@gmail.com > > > > > On 17/03/2008, Kevin Oberman <oberman@es.net> wrote: > > > > Date: Mon, 17 Mar 2008 02:43:19 +0000 > > > > From: "Igor Mozolevsky" <igor@hybrid-lab.co.uk> > > > > Sender: owner-freebsd-current@freebsd.org > > > > > > > > > > > On 16/03/2008, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: > > > > > > > > > > It looks like my laptop runs full speed at all times, no matter what > > > > > powerd or I may desire. > > > > > > > > > > Looks like the EST driver is (suddenly ?) not happy about the system. > > > > > > > > I thought that this could've been related to the lapic frequency > > > > madness I was seeing in RELENG_7 on my T43p, so I axed cpufreq from > > > > kernel config, and the problem's gone... So, it does seem like > > > > something is not quite in cpufreq > RELENG_7_0... > > > > > > > > > My experience with my T43 (not T43p) is that it does not play well with > > > cpufreq. This is not new to 7-Stable. I have been seeing it since the > > > system was new, just over 2 years ago. I always build my kernel without > > > it. > > > > I'm not having lapic issues (or any others, AFAIKT) on my T43p w/ > > RELENG_7_0 but RELENG_7 makes it really sluggish w/ cpufreq compiled > > in (perl timing tests fail as well)... > > > I have not had any lapic problems to date. I am still running a kernel > from Feb. 14, so I have not yeat updated to the on that gave you > problems. In addition, sine I always run without cpufreq, I hope to not > see it today. > > I was just reporting that the T43 ran fine without cpufreq including > providing the fill array of CPU speeds and resetting the top speed to > 800 MHz when on battery. Powerd works just fine in this configuration as > does the Gnome Frequency Scaling Monitor and the x86info monitor plug-in > for gkrellm. I'll try a full build (as opposed to booting up and checking for lapic problems) with my script w/o cpufreq and see how that goes... Cheers, Igor :-)
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