Re: Timings for optimised poll(2)

Stanislav V. Voronyi (stas@cnti.uanet.kharkov.ua)
Sun, 24 Aug 1997 14:50:25 +0300


In message <199708240107.VAA12631@udgaard.isgtec.com> Peter Leif
Rasmussen writes:

>Hi Richard,

>You write:
>>
>>I've appended my latest version test programme. Compile with -O2. This
>>contains a *realistic* scanning loop. It takes 1.5 milliseconds on a
>>Pentium 100.
>>
>And just for fun I compiled it and ran it on a 486DX2/66MHz, a 486SLC2/50MHz
>and a 386SX/20MHz, and my numbers said:

>486DX2/66MHz: 4200 us (linux 2.0.30)
>486SLC2/50MHz: 10000 us (linux 2.1.51)
>386SX/20MHz: 24400 us (linux 2.0.29)

On my P-60 running Linux 2.1.51 it takes 2356-2128 usec.
Averabge time of 50 times - 2200 usec.

SY, Stanislav Voronyi.