Re: Timers and timing, was: MySQL Performance 6.0rc1

From: David Xu <davidxu_at_freebsd.org>
Date: Fri, 28 Oct 2005 21:38:23 +0800
Poul-Henning Kamp wrote:

>>On the other hand, a lower risk change might be to simply add a new CLOCK_ 
>>type for lower resolution, and have a timer synchronize a variable to the 
>>system clock once every 1/10 of a second.  This avoids having to muck with 
>>VM layout, etc.
>>    
>>
>
>Is the CLOCK_* namespace ours to muck about with in the first place ?
>
>  
>
I prefer this way, can you implement it?
The global page idea is a complex, someone can slowly work on it, there are
many things can be done, for example, fast syscall using sysenter/sysexit.
Received on Fri Oct 28 2005 - 11:39:24 UTC

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