Re: All videos play too fast on AMD Phenom II X4 955

On Fri, Aug 07, 2009 at 10:42:39AM +0200, Marius N?nnerich wrote:
> >> > A secound problem is powerd, i can't use
> >> > that under 1200 mhz, under 1200 the box
> >> > freeze.
> >>
> >> I have that same problem with a
> >> ? CPU: AMD Phenom(tm) 9350e Quad-Core Processor (2000.08-MHz K8-class CPU)
> >>
> >> AS a work around, I've added
> >> ? debug.cpufreq.lowest="1240"
> >> to /boot/loader.conf.
> >>
> >> It's not ideal, but I have NO idea what's causing the freezes
> >> at lower CPU speeds.
> 
> Please show:
> sysctl kern.timecounter

With debug.cpufreq.lowest="1240" in /boot/loader.conf, this is
what I get:

phenom# sysctl kern.timecounter
kern.timecounter.tick: 1
kern.timecounter.choice: TSC(-100) HPET(900) ACPI-safe(850) i8254(0)
                         dummy(-1000000)
kern.timecounter.hardware: HPET
kern.timecounter.stepwarnings: 0
kern.timecounter.tc.i8254.mask: 65535
kern.timecounter.tc.i8254.counter: 4503
kern.timecounter.tc.i8254.frequency: 1193182
kern.timecounter.tc.i8254.quality: 0
kern.timecounter.tc.ACPI-safe.mask: 4294967295
kern.timecounter.tc.ACPI-safe.counter: 2712383003
kern.timecounter.tc.ACPI-safe.frequency: 3579545
kern.timecounter.tc.ACPI-safe.quality: 850
kern.timecounter.tc.HPET.mask: 4294967295
kern.timecounter.tc.HPET.counter: 1471646472
kern.timecounter.tc.HPET.frequency: 14318180
kern.timecounter.tc.HPET.quality: 900
kern.timecounter.tc.TSC.mask: 4294967295
kern.timecounter.tc.TSC.counter: 524765121
kern.timecounter.tc.TSC.frequency: 2000079241
kern.timecounter.tc.TSC.quality: -100
kern.timecounter.smp_tsc: 0
kern.timecounter.invariant_tsc: 1

phenom# sysctl -a | grep acpi_throttle
dev.acpi_throttle.0.%desc: ACPI CPU Throttling
dev.acpi_throttle.0.%driver: acpi_throttle
dev.acpi_throttle.0.%parent: cpu0
dev.acpi_throttle.0.freq_settings: 10000/-1 8750/-1 7500/-1 6250/-1
                                   5000/-1 3750/-1 2500/-1 1250/-1

phenom# kenv | grep acpi
acpi_load="YES"
hint.acpi.0.oem="ACPIAM"
hint.acpi.0.revision="1"
hint.acpi.0.rsdp="0xf9d40"
hint.acpi.0.rsdt="0x77f90000"

> afaik using acpi_throttling AND cool'n quiet together often leads to
> freezes and even to more energy consumption. Maybe you can disable
> acpi_throttle and just use the cool'n quiet states.

Ah, interesting! How can I disable it? In the BIOS or via ACPI?
acpi(4) is somewhat confusing: I'm not sure what to put into
debug.acpi.disabled.

Thanks,
-cpghost.

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