Re: RT exec for exercising RT kernel capabilities

Mark Hounschell
2006-06-09T11:54:00Z

Mark Hounschell wrote:
> Thomas Gleixner wrote:
>> Mark,
>>
>> On Thu, 2006-06-08 at 15:12 -0400, Mark Hounschell wrote:
>>> With the ongoing work being done to rt kernel enhancements by Ingo and friends,
>>> I would like to offer the use of a user land test (rt-exec). The rt-exec tests
>>> well the deterministic real-time capabilities of a computer. Maybe it could
>>> useful in some way to the effort or to anyone interested in making this type of
>>> determination about their kernel/computer.
>>>
>>> A README describing the rt-exec can be found at
>>> ftp://ftp.compro.net/public/rt-exec/README
>>>
>>> It can be downloaded from
>>> ftp://ftp.compro.net/public/rt-exec/rt-exec-1.0.0.tar.bz2
>>>
>>> Complaints, comments, or suggestions welcome.
>> Nice tool.
>>
>> Some remarks. You can build high resolution timer support without the
>> extra lib package from the HRT sourceforge site. You need a recent glibc
>> and some quirks in the source. See the cyclictest program I'm using.
>> http://www.tglx.de/projects/misc/cyclictest/cyclictest-v0.8.tar.bz2
>>
>
> I didn't realize that. Right you are.
>
Here is a new one that no longer requires the HRT sourceforge package. Thanks
again.

ftp://ftp.compro.net/public/rt-exec/rt-exec-1.0.1.tar.bz2

>> It would also be cute to add tests for the PI support for
>> pthread_mutexes.
>>
>> tglx
>
> I'm not sure what one needs to do in user land to actually test that but I'll
> investigate.
>
Still investigating...

Regards
Mark