Re: A strange thing with yesterday's head..

On Fri, Jan 29, 2010 at 9:12 PM, Brandon Gooch
<jamesbrandongooch_at_gmail.com> wrote:
> On Fri, Jan 29, 2010 at 3:44 PM, Giovanni Trematerra
> <giovanni.trematerra_at_gmail.com> wrote:
>> On Thu, Jan 28, 2010 at 10:55 PM, Randall Stewart <rrs_at_lakerest.net> wrote:
>>> I was running SCHED_ULE on an 8.0 and everything works
>>> fine.
>>>
>>> On my 2 core head of yesterday I tried both SCHED_ULE AND
>>> 4BSD.. and got the same results ;-0
>>>
>>> I will try my 4 core when I get home ;-)
>>>
>>> R
>>> On Jan 28, 2010, at 11:15 AM, Gary Jennejohn wrote:
>>>
>>>> On Thu, 28 Jan 2010 10:30:37 -0800
>>>> Randall Stewart <rrs_at_lakerest.net> wrote:
>>>>
>>>>> All:
>>>>>
>>>>> I just found a very strange thing with yesterdays head.
>>>>>
>>>>> The program
>>>>>
>>>>> http://www.freebsd.org/~rrs/my_thr.c
>>>>>
>>>>> I compile it:
>>>>>
>>>>> cc -g -o my_thr my_thr.c /usr/lib/libthr.a -lpthread
>>>>>
>>
>> Hi Randal,
>> I tried your code on an 8-core machine with a fresh head (i386)
>> I have no problems with both 4BSD and ULE scheduler.
>> I even upping the value of macro NUM_THREAD to 24 but I didn't notice
>> nothing strange.
>>
>> Have you got a chance to reproduce it on your machines?
>>
>> --
>> Gianni
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>
> I ran it on my dual-core, 8-STABLE/ULE laptop. The very first time I
> ran it, I experienced the temporary "seizure". It took several more
> runs before I could get it to happen again.
>

Hi Brandon,
which kind of processor your laptop has? AMD or Intel?
--
Gianni