* K.R. Foley <[email protected]> wrote:
> I haven't had a chance to look into it yet but this combination brings
> with it a significant latency regression, at least as measured by the
> rtc histogram stuff.
can you also measure it via rtc_wakeup, a'ka:
chrt -f -p 98 `pidof 'IRQ 8'`
./rtc_wakeup -f 8192 -t 100000
? I have just tried it, and -rt4 looks pretty good on the latency front
(with all debugging disabled).
Ingo
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