[Xenomai-core] RTAI Vs Xenomai performance

2006-09-05 Thread somshekar kadam
HI Jan,

I am runnng the testsuite given by RTAI and Xenomai,

I need to this figures to compare on performance for
the doc to port XENOMAI on MIPS.

I see RTAI gives results in nanoseconds and XENOMAI in
microsecond, so i should say latency with Xenomai is
3000 micrsecond where as RTAI its 3000 Nanosecond ,
correct me if I am wrong. 
I have attached both testsuite reults 

Thanks In Advance 
Neelu

--- Jan Kiszka <[EMAIL PROTECTED]> wrote:

> Miguel Angel Alvarez wrote:
> > I am also very intrerested in this kind of porting
> guidance, because I
> > have to evaluate the difficulties in porting
> Xenomai (and Adeos) into
> > Coldfire v4 (m68k) architecture.
> 
> See this posting for the Adeos part:
> 
>
https://mail.gna.org/public/adeos-main/2006-09/msg1.html
> 
> Regarding the porting effort of Xenomai: I would
> recommend to browse
> through existing architectures, e.g. Blackfin, in
> order to asses the
> amount and complexity of services you have to deal
> with.
> 
> Jan
> 
> 




__
Yahoo! India Answers: Share what you know. Learn something new
http://in.answers.yahoo.com/== Sampling period: 100 us
== Test mode: periodic user-mode task
== All results in microseconds
warming up...
RTT|  00:00:01  (periodic user-mode task, 100 us period)
RTH|-lat min|-lat avg|-lat max|-overrun|lat best|---lat worst
RTD|   0.363|   1.307|   6.443|   0|   0.363|   6.443
RTD|   0.259|  68.339| 594.219|   5|   0.259| 594.219
RTD| 500.179|  18.290| 506.059|   5|   0.259| 594.219
RTD| 500.254|  18.285| 505.818|   5|   0.259| 594.219
RTD| 500.265|  18.323| 506.288|   5|   0.259| 594.219
RTD| 500.212|  18.288| 508.575|   5|   0.259| 594.219
RTD| 500.354|  -2.511|1129.323|  11|   0.259|1129.323
RTD|1100.297| -25.688|1108.217|  11|   0.259|1129.323
RTD|1100.244| -25.686|1108.423|  11|   0.259|1129.323
RTD|1100.177| -25.686|1108.608|  11|   0.259|1129.323
RTD|1100.172|  16.570|1675.939|  16|   0.259|1675.939
RTD|1600.103|  -8.670|1608.491|  16|   0.259|1675.939
RTD|1600.266|  -8.666|1608.856|  16|   0.259|1675.939
RTD|1600.227|  -8.665|1608.532|  16|   0.259|1675.939
RTD|1600.025|  -8.662|1608.813|  16|   0.259|1675.939
RTD|1600.415|  29.702|2202.194|  21|   0.259|2202.194
RTD|2100.416|   8.355|2108.844|  21|   0.259|2202.194
RTD|2100.301|   8.355|2108.579|  21|   0.259|2202.194
RTD|2100.323|   8.350|2108.491|  21|   0.259|2202.194
RTD|2100.137|   8.352|2108.733|  21|   0.259|2202.194
RTD|2100.402|  42.772|2661.862|  26|   0.259|2661.862
RTT|  00:00:22  (periodic user-mode task, 100 us period)
RTH|-lat min|-lat avg|-lat max|-overrun|lat best|---lat worst
RTD|2600.325|  25.370|2608.703|  26|   0.259|2661.862
RTD|2600.041|  25.371|2608.807|  26|   0.259|2661.862
RTD|2600.179|  25.368|2608.871|  26|   0.259|2661.862
RTD|2600.228|  38.876|3201.108|  31|   0.259|3201.108
RTD|3100.178|  42.382|3109.105|  31|   0.259|3201.108
RTD|3098.880|  42.348|3108.497|  31|   0.259|3201.108
RTD|3098.891|  42.361|3109.042|  31|   0.259|3201.108
RTD|3100.342|  42.399|3108.477|  31|   0.259|3201.108
RTD|3100.263|  52.008|3648.872|  36|   0.259|3648.872
RTD|3600.352|  59.412|3608.707|  36|   0.259|3648.872
RTD|3600.307|  59.408|3608.992|  36|   0.259|3648.872
RTD|3600.490|  59.400|3608.473|  36|   0.259|3648.872
RTD|3600.300|  59.404|3609.087|  36|   0.259|3648.872
RTD|3600.145|  65.078|4192.166|  41|   0.259|4192.166
RTD|3748.422|  76.426|4108.637|  41|   0.259|4192.166
RTD|3748.422|  76.424|4108.577|  41|   0.259|4192.166
RTD|3748.422|  76.427|4108.534|  41|   0.259|4192.166
RTD|3748.422|  76.423|4108.954|  41|   0.259|4192.166
RTD|3748.422|  14.152|4725.161|  47|   0.259|4725.161
RTD|3748.422|  32.450|4708.704|  47|   0.259|4725.161
RTD|3748.422|  32.474|4708.777|  47|   0.259|4725.161
RTT|  00:00:43  (periodic user-mode task, 100 us period)
RTH|-lat min|-lat avg|-lat max|-overrun|lat best|---lat worst
RTD|3748.422|  32.828|4709.

Re: [Xenomai-core] RTAI Vs Xenomai performance

2006-09-05 Thread Gilles Chanteperdrix
somshekar kadam wrote:
 > HI Jan,
 > 
 > I am runnng the testsuite given by RTAI and Xenomai,
 > 
 > I need to this figures to compare on performance for
 > the doc to port XENOMAI on MIPS.
 > 
 > I see RTAI gives results in nanoseconds and XENOMAI in
 > microsecond, so i should say latency with Xenomai is
 > 3000 micrsecond where as RTAI its 3000 Nanosecond ,
 > correct me if I am wrong. 
 > I have attached both testsuite reults 

As indicated by the overruns count, you have a hardware problem, most
likely an issue with SMIs, or power management. Please
read the TROUBLESHOOTING file.

-- 


Gilles Chanteperdrix.

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