Re: [tip:tracing/core] ring-buffer benchmark: Runproducer/consumer threads at nice +19

From: Steven Rostedt
Date: Tue Nov 24 2009 - 09:20:27 EST


On Tue, 2009-11-24 at 09:16 -0500, Steven Rostedt wrote:

> > Renice them to +19 to make them less intrusive.
>
> Ingo, that is the point of a benchmark!
>
> This module is not made to be run all the time. I know you do it for
> testing. But running it at lowest priority kills the reason this module
> was made in the first place!

Note, I first wrote this where the threads ran at SCHED_FIFO (but never
published it that way). I was afraid if something went wrong, it would
lock up the system. But still, it is a benchmark module. It is for
developers and analyzers only. Not for common users.

-- Steve


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