Messages in this thread | | | Date | Wed, 28 Jul 1999 14:08:33 +0200 | From | Pauline Middelink <> | Subject | Re: [PATCH] HZ==100 assumptions |
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On Wed, Jul 28, 1999 at 12:08:17PM +0100, Riley Williams wrote: > If a jiffie is indeed 18.2ms then HZ/100 is a good approximation > to HALF a jiffie and HZ/50 a good approximation to one jiffie. > > However, the standard used by MSDOS (which I assume is what you're > referring to) is for the clock to tick ~18.2 times per second (to > be more accurate, 65536 ticks per hour), in which case the correct > definition would be that a jiffie is 5*HZ/91 and it can be > approximated by HZ/18 - which is a long way from HZ/100 !!!
Oh, ok. Than perhaps we need to investigate what the original author wanted, just a short delay (HZ/100 is good enough) or indeed 1 jiffie or HZ/18. My feeling is that 10ms is good enough...
Met vriendelijke groet, Pauline Middelink -- PGP Key fingerprint = DE 6B D0 D9 19 AD A7 A0 58 A3 06 9D B6 34 39 E2 For more details look at my website http://www.polyware.nl/~middelin
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