Re: PROBLEM: Can't boot a (HZ = 1000) kernel using an AMD Phenom-II processor

[Mark Hounschell]

john stultz wrote:
> On Sun, Jan 18, 2009 at 4:38 AM, Mark Hounschell <dmarkh@xxxxxxxxxx> wrote:
>> I upgraded from a Phenom to a Phenom-II processor and I could no longer boot.
>>
>> I have tried kernels from 2.6.26 through 2.6.28.
>>
>> I _can_ however boot these kernels when they are configured for HZ = 250. I
>> haven't tried HZ = 300. But certainly if HZ = 1000 the boot hangs at the spot
>> indicated below in the dmesg output.
>>
>> The machine is up and stable running 2.6.26.8 with a (HZ = 1000) configured kernel.
>>
>> While running a 2.6.26.8 kernel configured for HZ = 250:
> [snip]
>>    vmalloc : 0xf4800000 - 0xff7fe000   ( 175 MB)
>>    lowmem  : 0xc0000000 - 0xf4000000   ( 832 MB)
>>      .init : 0xc0373000 - 0xc03a9000   ( 216 kB)
>>      .data : 0xc02b5336 - 0xc036c6d0   ( 732 kB)
>>      .text : 0xc0100000 - 0xc02b5336   (1748 kB)
>> Checking if this processor honours the WP bit even in supervisor mode...Ok.
>>
>>
>>      The 2.6.26.8 kernel hangs up right here.
>>
>>
>> CPA: page pool initialized 1 of 1 pages preallocated
>> SLUB: Genslabs=12, HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
>> hpet clockevent registered
>> calibrate_delay_direct() failed to get a good estimate for loops_per_jiffy.
> 
> This looks suspect. Probably something is off with the timer
> interrupt, that's causing the calibration to be way off.
> 
> Does booting with hpet=disable change anything?
> 
> thanks
> -john

John,

I tried this with 2.6.26, 2.6.28, and 2.6.29-rc2. It didn't change anything.

thanks
Mark
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