Philippe Gerum wrote:
> Mm, this really looks like some firmware/BIOS cyclic activity, that
> would hit the busy loop more or less frequently, depending on the
> internal timing of the outer loop. This reminds me that some recent
> Intel chipset are known to prevent global SMI disabling actually
Gilles Chanteperdrix wrote:
> > I have no idea what to try next but thanks for the advice. I think some
> > progress was made :)
>
> If it is enabled, could you try disabling cpufreq ?
Previously at boot there was a message saying my CPU doesn't support cpufreq.
But just to be sure, the tests
Jan Kiszka wrote:
Sean McGranaghan wrote:
Hello all,
I am posting this for a co-worker who is having problems with killing a
real-time task. (He is joining the email list shortly but for now I will pass
responses on to him.) Here is the scenario:
1. A Linux process starts up and detaches f
emin ak wrote:
> Dear All;
> Thanks for the answers firstly.
> I'am using linux (and also xenomai ) for a powerpc (PQ3/MPC8540) and
> will use on chip gigabit ethernet controller (tsec) that is not
> supported on rt-net yet (maybe untill I'll write one:)
> In my opinion and my basic tests shows tha
Saul wrote:
Philippe Gerum wrote:
It would be nice to known whether the latency test from the testsuite
has correct latency figures, so that we could rule out any SMI issue.
See my reply to Jan Kiszka. The max is 55us, but I've just noticed that
starting xawtv using the bttv driver causes an
Sean McGranaghan wrote:
> Hello all,
>
> I am posting this for a co-worker who is having problems with killing a
> real-time task. (He is joining the email list shortly but for now I will pass
> responses on to him.) Here is the scenario:
>
> 1. A Linux process starts up and detaches from the t
Hello all,
I am posting this for a co-worker who is having problems with killing a
real-time task. (He is joining the email list shortly but for now I
will pass responses on to him.) Here is the scenario:
1. A Linux process starts up and detaches from the tty (daemon)
2. The daemon creates a
Dear All;
Thanks for the answers firstly.
I'am using linux (and also xenomai ) for a powerpc (PQ3/MPC8540) and
will use on chip gigabit ethernet controller (tsec) that is not
supported on rt-net yet (maybe untill I'll write one:)
In my opinion and my basic tests shows that context switch times and
Saul wrote:
> I have no idea what to try next but thanks for the advice. I think some
> progress was made :)
If it is enabled, could you try disabling cpufreq ?
--
Gilles Chanteperdrix.
___
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