Re: #define HZ 1024 -- negative effects?

Nigel Gamble (nigel@nrg.org)
Wed, 25 Apr 2001 15:40:45 -0700 (PDT)


On Tue, 24 Apr 2001, Michael Rothwell wrote:
> Are there any negative effects of editing include/asm/param.h to change
> HZ from 100 to 1024? Or any other number? This has been suggested as a
> way to improve the responsiveness of the GUI on a Linux system. Does it
> throw off anything else, like serial port timing, etc.?

Why not just run the X server at a realtime priority? Then it will get
to respond to existing events, such as keyboard and mouse input,
promptly without creating lots of superfluous extra clock interrupts.
I think you will find this is a better solution.

Nigel Gamble nigel@nrg.org
Mountain View, CA, USA. http://www.nrg.org/

MontaVista Software nigel@mvista.com

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/