Re: these are the sort of things that would fry a new user

> On 18. Nov 2018, at 14:17, Dennis Clarke <[email protected]> wrote:
> 
> 
>> Just checkout the code in https://svnweb.freebsd.org/base/head/ via svn.
>> This is where development happens.
> 
> cool.
> 
>> I'm building kernel/world on the PowerMac...
> 
> Must be a doc somewhere that gives pointers on how to get that going?
> 
>>> 
>>>> 1. After a while the fans get louder. Running sysctl -a dev.fcu.0
>>>>    gets them down again. After a while they will start to get
>>>>    louder again.
>>> 
>>> Nope that isn't happening with whatever I am running here.
>> OK. Which PowerMac are you using?
> 
> dmesg says :
> 
> cpu0: IBM PowerPC 970MP revision 1.1, 18446744071914.97 MHz
> cpu0: Features dc000000<PPC32,PPC64,ALTIVEC,FPU,MMU>
> cpu0: HID0 1511081<DEEPNAP,NAP,DPM,NHR,TBEN,ENATTN>
> real memory  = 2108362752 (2010 MB)
> avail memory = 2012155904 (1918 MB)
> random: unblocking device.
> random: entropy device external interface
> kbd0 at kbdmux0
> ofwbus0: <Open Firmware Device Tree> on nexus0
> cpulist0: <Open Firmware CPU Group> on ofwbus0
> cpu0: <Open Firmware CPU> on cpulist0
> pcr0: <PPC 970 Power Control Register> on cpu0
> cpu1: <Open Firmware CPU> on cpulist0
> pcr1: <PPC 970 Power Control Register> on cpu1
> cpu2: <Open Firmware CPU> on cpulist0
> pcr2: <PPC 970 Power Control Register> on cpu2
> cpu3: <Open Firmware CPU> on cpulist0
> pcr3: <PPC 970 Power Control Register> on cpu3
> 
> 
> So I guess this is what the Apple folks called the "quad".
OK.

Just to double check:

The problem with the fans getting louder is something you do not
observe when SMP is enabled?

If SMP is disabled I don't see this problem... That is why I suggested
to disable SMP...

Best regards
Michael
> 
> Dennis
>