Date: Mon, 24 Mar 2008 00:16:13 +0000 From: "Kemian Dang" <dangkm@gmail.com> To: "Oliver Herold" <oliver@akephalos.de>, freebsd-questions@freebsd.org Subject: Re: Very bad performance when using battery on my laptop with FB7 Message-ID: <82f916c90803231716m47b41a2di6c46cb4a6f0187d@mail.gmail.com> In-Reply-To: <20080323181213.GB36586@asgard.home> References: <82f916c90803230815t7f419fatf1e5acd89e5f17c5@mail.gmail.com> <20080323181213.GB36586@asgard.home>
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Thanks for reply, but this does not work, it is still slow. I get some output from sysctl: %sysctl -a |grep freq kern.acct_chkfreq: 15 kern.timecounter.tc.i8254.frequency: 1193182 kern.timecounter.tc.ACPI-safe.frequency: 3579545 kern.timecounter.tc.HPET.frequency: 25000000 kern.timecounter.tc.TSC.frequency: 1808243242 net.inet.sctp.sack_freq: 2 debug.cpufreq.verbose: 0 debug.cpufreq.lowest: 1000 machdep.tsc_freq: 1808243242 machdep.i8254_freq: 1193182 machdep.acpi_timer_freq: 3579545 dev.cpu.0.freq: 1800 dev.cpu.0.freq_levels: 1800/35000 1600/28347 1400/24803 1200/21260 1000/17716 dev.powernow.0.freq_settings: 1800/35000 1600/28347 800/8227 dev.powernow.1.freq_settings: 1800/35000 1600/28347 800/8227 dev.cpufreq.0.%driver: cpufreq dev.cpufreq.0.%parent: cpu0 dev.cpufreq.1.%driver: cpufreq dev.cpufreq.1.%parent: cpu1 dev.acpi_throttle.0.freq_settings: 10000/-1 8750/-1 7500/-1 6250/-1 5000/-1 3750/-1 2500/-1 1250/-1 Any ideas, thanks. Best wishes, Kemian On 23/03/2008, Oliver Herold <oliver@akephalos.de> wrote: > Hi > > just a shoot into the dark, but did you set debug.cpufreq.lowest=1000 in > /etc/sysctl.conf? 1000 MHz is the lowest (usable) frequency of my > laptop. > > Cheers, > > Olier > > > Kemian Dang <dangkm@gmail.com> wrote: > > Dear all, > > > > I have a Compaq laptop running FB7 stable. > > When I use battery, the system becomes very slow, there are even lag > > of the cursor. > > The "load average" would be 1 - 2, while the idle CPU is 99.0%. > > It would not change even I plug the ac power later. > > > > But if I reboot the machine whit ac power, everything would be OK. > > > > Any idea appreciated for what should I do to solve this ... > > > > Best wishes, > > Kemian > > > _______________________________________________ > > freebsd-questions@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > > > -- > From the Pro 350 Pocket Service Guide, p. 49, Step 5 of the > instructions on removing an I/O board from the card cage, comes a new > experience in sound: > > 5. Turn the handle to the right 90 degrees. The pin-spreading > sound is normal for this type of connector. > >
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