Date: Wed, 5 Sep 2018 07:43:28 -0500 From: Eric van Gyzen <eric@vangyzen.net> To: lev@FreeBSD.org, Cy Schubert <Cy.Schubert@cschubert.com>, FreeBSD Current <freebsd-current@freebsd.org>, "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: Celeron J3160 with enabled Turbo mode stays at 480MHz (lowestsetting) forever and can not lower frequency without Tuebo mode Message-ID: <43d68d5a-d8b7-965d-52a6-3eff6cdae1b6@vangyzen.net> In-Reply-To: <1963289672.20180905123556@serebryakov.spb.ru> References: <20180905001320.0C127109A@spqr.komquats.com> <1963289672.20180905123556@serebryakov.spb.ru>
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On 9/5/18 4:35 AM, Lev Serebryakov wrote: > BTW, these four settings in rc.conf(5) > > performance_cx_lowest > performance_cpu_freq > economy_cx_lowest > economy_cpu_freq > > do NOTHING. They are not used ANYWHERE but rc.conf and rc.conf.5! They are used by /etc/rc.d/power_profile, but not in a way that grep can find. > BTW, "Turbo mode enabled + dev.cpu.X.cx_lowset=C3 + powerd" works, but > gives only 1601 Mhz, not 2240MHz max: > > TURBO ON: > dev.cpu.0.freq_levels: 1601/2000 1600/2000 1520/1900 1440/1800 1360/1700 1280/1600 1200/1500 1120/1400 1040/1300 960/1200 880/1100 800/1000 720/900 640/800 560/700 480/600 420/525 360/450 300/375 240/300 180/225 120/150 60/75 > > TURBO OFF: > dev.cpu.0.freq_levels: 1600/2000 1520/1900 1440/1800 1360/1700 1280/1600 1200/1500 1120/1400 1040/1300 960/1200 880/1100 800/1000 720/900 640/800 560/700 480/600 420/525 360/450 300/375 240/300 180/225 120/150 60/75 1601 is not the actual frequency. That is just how it is reported. It is almost certainly running much higher than 1601. Eric
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