Re: Why is real time pinging not possible with RT kernels?

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On 2017-06-12 07:57:18 [-0500], Corey Minyard wrote:
> A few notes on what you have done:
> 
>  * ionice doesn't affect network I/O.
>  * renice does not set real-time priorities.
>  * You don't do anything with memory locking.  What happens
>    if memory in your program gets paged out then is required?
>  * Something on the other end of the ping is running, too.  It
>    also needs to be real-time, too, and it's not by default.

You forgot to mention that the real-time kernel is not automatically
overclocking the software in terms of performance (but providing
determinism).

> I'd suggest you need to spend some time learning before you attempt
> something like this.
> 
> -corey

Sebastian
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