[PD] RPi Debug

michael strohmann itsnotfair9 at gmail.com
Wed Dec 5 19:00:13 CET 2018

print to stderr:
does it make sense to redirect the error output to /dev/null - in oder to throw away everything that might clog up RAM ?
$ sudo puredata -stderr 2>/dev/null

> On 05 Dec 2018, at 15:26, michael strohmann <itsnotfair9 at gmail.com> wrote:
> Indeed i involuntarily write a lot to the console:
> i connect to an IP port every second via netsend  (need to send status information to the lemur - app )
> and netsend throws a message:
> netsend_connect: already connected
> hopefully printing to stderr will solve this - thanks IOhannes!
> would there be a way to tell netsend to only post more dramatic errors?
> thanks anyway!!!
>> On 05 Dec 2018, at 15:14, IOhannes m zmoelnig <zmoelnig at iem.at> wrote:
>> On 05.12.18 14:12, Christof Ressi wrote:
>>>> is sometimes piling up RAM, which causes the RPi to crash. can this be connected?
>>> do you happen to print stuff to the console continuously? There was an issue 
>>> that when you print *a lot* of text, the GUI would eventually run out of memory 
>>> (don't know if this has been fixed in the meantime).
>> the question is how to actually fix it in a reasonable way.
>> maybe I do want to have zillions of lines of text in my RAMmed up machine?
>> anyhow, if the printout is indeed the culprit (and it sounds like a
>> plausible analysis to me), then a simpe fix could be to just print to
>> stderr.
>> that is, start pd with:
>> $ pd -stderr
>> you will still have a GUI, but the Pd-console will be redirected to the
>> terminal (which just drops the oldest lines).
>>> BTW: your last three e-mails all had different subject lines although the topic 
>>> is the same. make sure that you keep the subject line, so people can later 
>>> follow the thread.
>> +1, although you could have changed the subject as well :-)
> very sorry! i was sending from webmail, which jumbled stuff up...
>> fgmr
>> IOhannes
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