Re: [Paparazzi-devel] Re: GCS crashing (buffer limit reached)

[Pascal Brisset]

Hi,

are you able to reproduce the problem by replaying  the logs ?

--Pascal


Zouhair Mahboubi wrote:
> I made some progress in narrowing down this error. It seems like it's 
> related to the ivybus buffer 
> (http://svn.tls.cena.fr/filedetails.php?repname=ivy&path=%2Fivy-c%2Ftrunk%2Fsrc%2Fivysocket.c&rev=3339&sc=1) 
>
>
> As I was expecting, it is getting full (probably because of the amount 
> of data I am sending), the function tries to realloc the buffer and it 
> seems to succeed since the message is printed, but that still causes 
> the GCS to crash. Could it be that somewhere the GCS is expecting the 
> ivy buffer to be a certain size and is unable to handle the new 
> increased size properly?
>
> I am comfortable with the airborne software at this point, but the GCS 
> end of things is like a black-box to me since it's written in ocaml... 
> so any help is very welcome!
>
> Sincerely,
> Zouhair
>
>
> > Message: 3
> > Date: Wed, 11 Nov 2009 16:03:16 -0800
> > From: Zouhair Mahboubi <address@hidden>
> > Subject: [Paparazzi-devel] GCS crashing (buffer limit reached)
> > To: address@hidden
> > Message-ID: <address@hidden>
> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> >
> > Hi,
> >
> > I've recentely started getting these errors on my GCS after which 
> > either the GCS or the entire paparazzi center crashes:
> > Buffer Limit reached realloc new size 8192
> > *** send ***: Bad file descriptor
> >
> > Before they weren't much of a problem since they happened 
> > infrequently , usually after having left the GCS run for a long time 
> > (upwards of 2 hours) but now this is happening a lot more frequently 
> > (only after 5 minutes sometimes but on average after 10 mins) It 
> > might be because I have been down-linking a lot of data in the last 
> > couple of flight tests (I should also mention that the GCS is 
> > receiving data from two UAVs)
> >
> > Any ideas what would be causing this and where I should be looking to 
> > get it fixed?
> >
> > Thanks,
> > Zouhair
>
>
>
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