[dorkbotpdx-blabber] mac process priority, is "real time" possible

Tim Hatch tim at timhatch.com
Mon Jul 6 21:25:29 EDT 2009


Paul Stoffregen wrote:
> Does anyone know a way to run a process from the mac Terminal with
> real-time (or very high) process scheduling priority?

My gut instinct is that it's probably usb stack differences and not
scheduling, but you change priorities on OS X same as on Linux.  Might
be worth trying on *bsd as well for another datapoint.

$ sudo nice -n -10 sh -c 'cat /dev/cu.usb* > temp.txt'

How low are the transfer speeds you're seeing?

Tim


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