Re: RT and pi_test

[Ingo Molnar]

* Daniel Walker <dwalker@xxxxxxxxxx> wrote:

> 	I've run the pi_test a few times recently with some strange 
> numbers. I'm getting abnormally high task latency if I run "./test 
> --tasks=10 ./hist" . Depending on how long I run it, I've seen task 
> latency as high as 3 milliseconds, should be 0.1ms or less.
> 
> The first time I saw these latencies I has the PI abstraction applied, 
> and the most recent time I had the attached patch applied only. This 
> patch is small so I'm not sure if it could have that type of effect on 
> task latency.

this patch now clashes with Thomas' changes. Did you mean me to apply 
this patch, or is it now moot? (The way i read your mail originally what 
that it was describing a problem with latencies, and including a patch 
as the only thing that you had applied. It didnt too inviting to apply
:-| )

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