[Rock-dev] Deployment with more then 22 instances crashes on xenomai

[Willy Lambert]

2011/4/6 gprizzi at tin.it <gprizzi at tin.it>

> Tank you for your support.
>
> I verified that the names of instances are all different.
>
> Instead I have a component with a name that is 34 caracters long.
> If this is the cause of the failure i can shorten it.
>
>
I can't explain why but try to shorten to 29 characters. Maybe the warning
will disapear



> In my orogen file and in my defined data types there is not a name like
> "Activity".
>
> Using dmesg I can see the following message when the deployment crashes.
>
>
> I-pipe: Domain Xenomai registered.
> Xenomai: hal/i386 started.
> Xenomai: scheduling class idle registered.
> Xenomai: scheduling class rt registered.
> Xenomai: real-time nucleus v2.5.5.2 (Ghosts) loaded.
> Xenomai: starting native API services.
> Xenomai: starting POSIX services.
> MainThread[2307]: segfault at 0 ip b46673f7 sp bfcad440 error 6 in
> libnative.so.3.0.0[b4662000+9000]
> Xenomai: stopping POSIX services.
> Xenomai: stopping native API services.
> I-pipe: Domain Xenomai unregistered.
> Xenomai: hal/i386 stopped.
> Xenomai: real-time nucleus unloaded.
>

arg I can't help


>
> G. Rizzi
>
> ----Messaggio originale----
> Da: lambert.willy at gmail.com
> Data: 6-apr-2011 8.27
> A: "gprizzi at tin.it"<gprizzi at tin.it>
> Cc: <orocos-dev at lists.mech.kuleuven.be>, <
> orocos-users at lists.mech.kuleuven.be>, <rock-dev at dfki.de>
> Ogg: Re: [Rock-dev] Deployment with more then 22 instances crashes on
> xenomai
>
>
>
>
> 2011/4/5 gprizzi at tin.it <gprizzi at tin.it>
>
>>  Dear sirs,
>>
>>  I am working with Orocos toolchain-2.3.0.
>>
>>  I have a deployments made of 24 instances of 13 components.
>>  I define my components using orogen the I generate the source code with
>> the commands:
>>
>> orogen --target=xenomai -v -V test.orogen
>>
>> mkdir build
>> cd build
>> cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local/lib/orocos
>>
>> I modified the generated source code simply removing comment from
>> configureHook, updateHook, startHook.
>>
>> I compiled the deployment with the command
>>
>> make.
>>
>> With all the 24 instances, necessary for my deployment, I got a crash with
>> segmentation fault.
>>
>> I I remove two instances (no matter which one) the deployment works fine.
>>
>> The complete deployments works fine on gnulinux too.
>>
>> Can you suggest me why having more than 22 instances produces a program
>> crash?
>>
>> Is there any configuration parameter of xenomai that have to be tuned?
>>
>> When taskcontext are loaded I get for 13 times the following warning too:
>>
>> 0.086 [ Warning][Thread] Activity: an object with that name is already
>> existing in Xenomai.
>>
>> Why this happens?
>>
>
> Did you give by pity the same same to 2 instances of the same component ?
> Are you using long names for you components ? such as more than around 30
> letters ?
> This warning should not prevent your app from working (at least deploying)
> , but it is better to correct it.
>
>
>>
>> Tank you for your kind support?
>>
>> G. Rizzi
>>
>>
>
>
>
>
>>
>> _______________________________________________
>> Rock-dev mailing list
>> Rock-dev at dfki.de
>> http://www.dfki.de/mailman/cgi-bin/listinfo/rock-dev
>>
>>
>
>
>
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