Re: VIS, a small Linux/x86_64 tool for CPU jitter, SMI evidence, and runtime placement reports

["Ahmed S. Darwish" <darwi@linutronix.de>]

On Thu, 14 May 2026, Ahmet Cevdet Çelik wrote:
>
> I would appreciate technical feedback from the Linux RT community,
> especially on these questions:
>
> 1. Is this kind of evidence/reporting layer useful next to existing
>    tools such as cyclictest, hwlatdetect, rtla, ftrace, and perf?
...
> 3. Should VIS try to import or align with rtla/hwlat/perf data rather
>    than implementing more sensors itself?
>
> 4. What would be the most useful next step for making this relevant to
>    real-time Linux users? For example:
>    - better integration with rtla/hwlat,
...
>  I am not looking to make exaggerated claims. The project is early, and
>  I would rather get criticism now than build in the wrong direction.
>

I would personally recommend that you add the missing bits to the existing
official tools instead: rtla, ftrace, perf, etc.

By submitting your new additions there, you will also get feedback from the
experts on each topic.

Random personal GitHub projects really die off after a while.

All the best,
Ahmed