calibrating time

[Peter Kieser]

FreeBSD catalyst.pfak.org 5.3-STABLE FreeBSD 5.3-STABLE #0: Sat Nov  6 
22:02:22 PST 2004     
peter at catalyst.pfak.org:/usr/src/sys/i386/compile/DEVIL  i386

Hardware:
Intel P4 1.6Ghz
Asus P4SDX
1x 512MB PC2700 Noname


Examining sleep()
Pass  0 [ diff:   1.1782   second(s) ]
Pass  1 [ diff:   1.9966   second(s) ]
Pass  2 [ diff:   1.9978   second(s) ]
Pass  3 [ diff:   1.9982   second(s) ]
Pass  4 [ diff:   1.9984   second(s) ]
Pass  5 [ diff:   1.9969   second(s) ]
Pass  6 [ diff:   1.9983   second(s) ]
Pass  7 [ diff:   1.9969   second(s) ]
Pass  8 [ diff:   1.10091  second(s) ]
Pass  9 [ diff:   1.9870   second(s) ]
        -- average diff:  9157 microsecond(s)

Examining usleep()
Pass  1 [ diff:   1.9961   second(s) ]
Pass  2 [ diff:   1.9976   second(s) ]
Pass  3 [ diff:   1.9973   second(s) ]
Pass  4 [ diff:   1.9986   second(s) ]
Pass  5 [ diff:   1.9991   second(s) ]
Pass  6 [ diff:   1.9954   second(s) ]
Pass  7 [ diff:   1.9971   second(s) ]
Pass  8 [ diff:   1.9983   second(s) ]
Pass  9 [ diff:   1.9977   second(s) ]
Pass 10 [ diff:   1.9972   second(s) ]
        -- average diff: 18312 microsecond(s)


--

FreeBSD sphinx.pfak.org 4.11-STABLE FreeBSD 4.11-STABLE #2: Sun Dec 19 
20:14:32 PST 2004     peter at sphinx.pfak.org:/usr/src/sys/compile/SPHINX  
i386

Hardware:
AMD Athlon 64 3200+
MSI K8T NEO-FSR
3x 512MB DDR400 Samsung

Examining sleep()
Pass  0 [ diff:   1.3845   second(s) ]
Pass  1 [ diff:   1.10016  second(s) ]
Pass  2 [ diff:   1.9753   second(s) ]
Pass  3 [ diff:   1.9887   second(s) ]
Pass  4 [ diff:   1.10051  second(s) ]
Pass  5 [ diff:   1.9715   second(s) ]
Pass  6 [ diff:   1.9921   second(s) ]
Pass  7 [ diff:   1.9841   second(s) ]
Pass  8 [ diff:   1.9896   second(s) ]
Pass  9 [ diff:   1.14573  second(s) ]
        -- average diff:  9749 microsecond(s)

Examining usleep()
Pass  1 [ diff:   1.4970   second(s) ]
Pass  2 [ diff:   1.9902   second(s) ]
Pass  3 [ diff:   1.9869   second(s) ]
Pass  4 [ diff:   1.9884   second(s) ]
Pass  5 [ diff:   1.9886   second(s) ]
Pass  6 [ diff:   1.9888   second(s) ]
Pass  7 [ diff:   1.9883   second(s) ]
Pass  8 [ diff:   1.9901   second(s) ]
Pass  9 [ diff:   1.10476  second(s) ]
Pass 10 [ diff:   1.9268   second(s) ]
        -- average diff:  9777 microsecond(s)

--

FreeBSD psycho.pfak.org 4.10-STABLE FreeBSD 4.10-STABLE #0: Tue Nov 23 
15:05:49 PST 2004     peter at psycho.pfak.org:/usr/src/sys/compile/PSYCHO  
i386


Hardware:
AMD Athlon XP 2800+
Asus A7N8X-Deluxe
3x 512MB DDR400 Samsung

Examining sleep()
Pass  0 [ diff:   1.3599   second(s) ]
Pass  1 [ diff:   1.3761   second(s) ]
Pass  2 [ diff:   1.9925   second(s) ]
Pass  3 [ diff:   1.9851   second(s) ]
Pass  4 [ diff:   1.9910   second(s) ]
Pass  5 [ diff:   1.9849   second(s) ]
Pass  6 [ diff:   1.9901   second(s) ]
Pass  7 [ diff:   1.9876   second(s) ]
Pass  8 [ diff:   1.9909   second(s) ]
Pass  9 [ diff:   1.9883   second(s) ]
        -- average diff:  8646 microsecond(s)

Examining usleep()
Pass  1 [ diff:   1.7076   second(s) ]
Pass  2 [ diff:   1.9924   second(s) ]
Pass  3 [ diff:   1.9861   second(s) ]
Pass  4 [ diff:   1.9925   second(s) ]
Pass  5 [ diff:   1.9871   second(s) ]
Pass  6 [ diff:   1.9968   second(s) ]
Pass  7 [ diff:   1.9800   second(s) ]
Pass  8 [ diff:   1.9919   second(s) ]
Pass  9 [ diff:   1.9879   second(s) ]
Pass 10 [ diff:   1.9922   second(s) ]
        -- average diff:  9974 microsecond(s)

--Peter

Castl Troy wrote:

> Hello hackers,
>
> Just want to ask people here who have time to run my program and 
> answer me back output from it.
> Thanks!
>