On 7/10/20 11:12 PM, John M. Harris Jr wrote:
On Thursday, July 9, 2020 2:19:27 PM MST Przemek Klosowski via devel
wrote:
> On 7/9/20 8:44 AM, Kevin Kofler wrote:
>
>> Przemek Klosowski via devel wrote:
>>
>>> * disk access is literally O(10000) slower than RAM access
>>
>> This notation is meaningless. By the definition of the O notation,
>> O(10000)=O(1)=O(k) for any constant k.
>
>
> Yes, you are right of course, but I just hope that everyone understood
> that was just a shortcut for saying that the speed ratio is somewhere
> between 1e3 and 1e5
That's not accurate, as demonstrated earlier. At least, it's not accurate for
my hardware. I haven't tested on anything more recent.
You keep repeating this claim.
Please show how you measured, and what the results are, or stop making
these claims.
Cheers,
David