Re: interrupt latency

Larry McVoy (lm@bitmover.com)
Mon, 10 Aug 1998 14:39:11 -0600


: >Are there and patches/utilities/anything to measure interrupt latency
: >under linux ?
:
: The easiest way to measure interrupt latency is with a signal generator
: and an oscilloscope. No software solution is likely to give good results.

I reall wish this wasn't the case because I would dearly love to be able to
have interrupt latency as a benchmark test in lmbench. Are you sure there
is no way to do this in software? What if you had some way to generate
interrupts essentially continuously?

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