Re: [TUHS] Lorinda Cherry

[Andrew Hume <andrew@humeweb.com>]

altho i date back to those days, i don’t recall using that benchmark.
when i’ve needed something bc-ish to take some time, i normally
use a bessel function from bc -l

> On Feb 17, 2022, at 2:24 AM, Andy Kosela <akosela@andykosela.com> wrote:
> 
> On Wed, Feb 16, 2022 at 11:42 PM Andrew Diller <dillera@gmail.com> wrote:
>> 
>> 
>> 
>>> On Feb 16, 2022, at 5:27 PM, Dave Horsfall <dave@horsfall.org> wrote:
>>> 
>>> On Wed, 16 Feb 2022, Leah Neukirchen wrote:
>>> 
>>>> Apparently it was a popular benchmark back in the day:
>>>> https://www.tuhs.org/Archive/Documentation/AUUGN/AUUGN-V05.1.pdf
>>> 
>>> Yep.
>>> 
>>>>> The benchmark was "echo 99k2vp8opq I /bin/time dc > /dev/null’. It
>>>>> uses dc (the desk calculator) to calculate the square root of 2 to 99
>>>>> decimal places,
>>> 
>> 
>> I tried that on some of the systems I have at hand. It didn't even register on my Mac....
> 
> This would be more appropriate on modern machines:
> 
> moon $ sysctl machdep.cpu.brand_string; echo 9999k2vp8opq | time -p dc
>> /dev/null
> machdep.cpu.brand_string: Intel(R) Core(TM) i5-4258U CPU @ 2.40GHz
> real         1.87
> user         1.87
> sys          0.00
> 
> --Andy