jwantz at babel.hpcc.noaa.gov jwantz at babel.hpcc.noaa.gov
Mon Nov 25 18:55:08 EST 2002

Hi Kirk,
Well, I had the two backwards in my mind.  Thanks for the info.

     Jim Wantz WB0TFK
On 25 Nov 
2002, Kirk Reiser wrote:

> jwantz at babel.hpcc.noaa.gov writes:
> > Presumably, jiffy_delta controls how often speakup tries to insert itself 
> > in the running kernel measured in jiffies of course.  Incidentally, in 
> > Redhat 8.0 they recently increased the speed of the kernel by an order of 
> > magnitude.  This is of course more CPU intensive, but it improves the 
> > performance of realtime applications.
> > 
> > Kirk, please correct me if I am wrong about jiffy_delta.
> Well, you're right up to a point.  jiffie_delta is actually the amount
> of time speakup allows itself to hold the processor.  In other words
> how long before it returns control to the remainder of the kernel.
> Delay_time is how often it inserts itself into the running kernel or
> takes control.
>   Kirk

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