powerd freeze with amd 5000 X2 but not with lower cpus

[JoaoBR]

On Saturday 28 July 2007 10:46:15 Michael Nottebrock wrote:
> JoaoBR schrieb:
> > On Saturday 28 July 2007 07:10:21 Michael Nottebrock wrote:
> >> JoaoBR schrieb:
> >>> On Saturday 28 July 2007 04:21:39 Michael Nottebrock wrote:
> >>>> JoaoBR schrieb:
> >>>>> On Friday 27 July 2007 12:31:55 Nate Lawson wrote:
> >>>>>> JoaoBR wrote:
> >>>>>>> Hi
> >>>>>>> when I enable powerd with default flags (and any other also) the
> >>>>>>> computer freezes some seconds after powerd is started. It does not
> >>>>>>> reach login. Nothing in the logs. This is with amd 5000 X2 Am2
> >>>>>>>
> >>>>>>> When i stick into the same computer a 4600 or 4200 it runs fine and
> >>>>>>> smooth.
> >>>>>>>
> >>>>>>> I thought it is MB related and did the same and again the 5000 cpu
> >>>>>>> freeze, the smaller ones not.
> >>>>>>>
> >>>>>>> Any idea what I should do?
> >>>>>>>
> >>>>>>> I use releng_6 amd and i386 same story and cpufreq and acpi is
> >>>>>>> compiled.
> >>>>>>
> >>>>>> Disable powerd again and boot normally.  Try changing the frequency
> >>>>>> with "sysctl dev.cpu", etc. and see if any of the levels freeze for
> >>>>>> you.
> >>>>>
> >>>>> ok, this is what I get
> >>>>>
> >>>>> dev.cpu.0.freq_levels: 2600/100000 2400/85596 2200/72544 2000/60778
> >>>>> 1800/50237 1000/25535
> >>>>>
> >>>>> no need to say but the fan levels obviously are wrong
> >>>>>
> >>>>> And now the interesting part I shift to 2400 or any other and
> >>>>> immediately freeze, that from kde konsole
> >>>>>
> >>>>> in single user mode I can shift up and down between all speeds and
> >>>>> nothing happens
> >>>>
> >>>> [Jumping in from the thread started on -stable -
> >>>> http://lists.freebsd.org/pipermail/freebsd-stable/2007-July/036395.htm
> >>>>l - see there for system details]
> >>>>
> >>>> Same here - in single user mode, even powerd works fine - like it does
> >>>> with SMP disabled - but no go in multiuser.
> >>>>
> >>>>> I see some similar discussion on stable but I can not match with
> >>>>> everything there because I have the problem only with the athlon 5000
> >>>>> cpu
> >>>>
> >>>> The CPU difference is interesting - exactly what model is your X2
> >>>> 4600+? Mine is a stepping F, model 4B, rev BH-F2 ("Energy Efficient"
> >>>> with 65W TDP).
> >>>
> >>> seems to be the same
> >>>
> >>> but I have better news and seems my first idea was right, the MB is it
> >>>
> >>> I found a tech info on the manufactor's support site telling cpu
> >>> support up to 4600+ and found a bios for newer cpus including my 5000+
> >>>
> >>> so I upgraded the bios and my CPU now works with smp + cpufreq + powerd
> >>> on both amd64 and i386
> >>
> >> Good to hear. Unfortunately my Mobo's BIOS is already up-to-date, the
> >> CPU is officially supported and Cool'n'Quiet works dandy in Windows XP
> >> ... =/
> >
> > my ok msg was too fast, after some time my video starts flickering and
> > stays so and the PC is freezed up, disabling powerd and works stable
>
> Meanwhile I found a workaround for my system: I had SCHED_ULE configured
> in my kernel - switching to SCHED_4BSD gets rid of the freezes. Should
> have thought of that sooner, ISTR having problems with powerd and
> SCHED_ULE even on single cpu P4s.

here no change, I was already on 4BSD
I tried both schedulers but my problem persist. Since my MB has a sis onboard 
vga I will try a PCIe on monday and see if it helps because when I disable 
DPMS in xorg.conf it stands longer here


-- 

João







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