[phobos] std.parallelism unit test hang

Brad Roberts braddr at puremagic.com
Sun Jun 5 12:24:22 PDT 2011


On 6/5/2011 12:21 PM, Robert Clipsham wrote:
> On 5 June 2011 05:04, Brad Roberts <braddr at puremagic.com <mailto:braddr at puremagic.com>> wrote:
> 
>     On 6/4/2011 8:55 PM, David Simcha wrote:
>     > On 6/4/2011 11:50 PM, Brad Roberts wrote:
>     >> The process is long gone, sorry.
>     >>
>     >> The box has one amd athlon 64 x2 dual core processor, 1ghz, 512kb cache.
>     > ????? I'm pretty sure Athlon 64 X2's don't exist at this slow a clock speed, unless you're underclocking.  Also funny
>     > because, except for clock speed, this is my hardware as well and I can't reproduce this bug after executing the
>     > unittests in a loop ~13,000 times.
> 
>     Hrm, looking at the kernel boot logs, it claims:
> 
>     [    0.000000] Detected 2004.383 MHz processor.
>     [    0.010011] Calibrating delay loop (skipped), value calculated using timer frequency.. 4008.76 BogoMIPS
>     (lpj=20043830)
> 
>     >From /proc/cpuinfo (where I got the 1ghz figure).  Looks like it halved the two values, which seems wrong:
> 
> 
> Do you have cpufreq installed? Most distros have it by default and under-clock your processor when it's not active
> (if/when it does it depends on which policy is enabled).
> 
> -- 
> Robert
> http://octarineparrot.com/

Nope.


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