Re: gnuRadio 3.8

[Christophe Seguinot]

Hi

find the number of CPUs in your system  with command:

    cat /proc/cpuinfo | grep processor | wc -l

don't use all available CPU when using make -j (example make -j3 if you 
have 4 CPUs)

Regards, Christophe


On 05/02/2020 14:38, Glen Langston wrote:
> Hi Sarandis,
>
> In the first version of your attempt, I’ve also seen this problem
>
> It is caused by your laptop running out of memory during the
>
> make -j 4
>
> step.   It can probably be fixed by running
>
> make
>
> instead.   The -j 4 command causes 4 simultaneous threads to run, using up
> all the memory.
>   
> It will take hours to “make” however.
>
> Best regards
>
> Glen
>
>
> > On Feb 5, 2020, at 7:32 AM, sarandis. Doulgeris <address@hidden> wrote:
> >
> > Can anyone tell me how can i install gnuradio 3.8 on Ubuntu 18.0.4 LTS? I have 
> > tried these two instructions but i have the same result my laptop crashes
> > 1)
> >         • sudo apt update
> >
> >         • sudo apt upgrade
> >
> >         • sudo ldconfig
> >
> >         • sudo update-alternatives --install /usr/bin/python python 
> > /usr/bin/python2.7 1
> >
> >         • sudo update-alternatives --install /usr/bin/python python 
> > /usr/bin/python3.6 2
> >
> >         • sudo update-alternatives --set python /usr/bin/python3.6
> >         • sudo apt install python3-pip
> >         • pip3 install --upgrade setuptools
> >         • pip3 install click
> >         • sudo apt install git cmake g++ libboost-all-dev libgmp-dev swig 
> > python3-numpy python3-mako python3-sphinx python3-lxml doxygen libfftw3-dev 
> > libcomedi-dev libsdl1.2-dev libgsl-dev libqwt-qt5-dev libqt5opengl5-dev 
> > python3-pyqt5 liblog4cpp5-dev libzmq3-dev python3-yaml python3-click 
> > python3-click-plugins python3-zmq
> >
> >         • sudo ldconfig
> >
> > sudo apt install python3-scipy libgsm1-dev libcodec2-dev liborc-0.4-dev 
> > libgmp3-dev portaudio19-dev
> >         • git clone --recursive -b maint-3.8 --single-branch 
> > https://github.com/gnuradio/gnuradio.git
> >
> >         • cd gnuradio/
> >
> >         • mkdir build
> >
> >         • cd build
> >
> >         • cmake ../
> >
> > make -j4 ( right here computer chashes at 87% three times straight)
> >         • make test
> >         • sudo make install
> >
> >         • sudo ldconfig
> >
> > gnuradio-companion
> >
> >
> > 2)
> > sudo apt-get install python-pip python-apt
> > sudo -H pip install PyBOMBS
> > mkdir
> > ~
> > /sdr
> >
> > cd ~
> > /sdr
> > pybombs auto-config
> > pybombs recipes add gr-recipes git+
> > https://github.com/gnuradio/gr-recipes.git
> >
> > pybombs recipes add gr-etcetera git+
> > https://github.com/gnuradio/gr-etcetera.git
> >
> > pybombs prefix init
> > ~/sdr
> > sed -i 's/2\.6/3.6/g'
> >   setup_env.sh
> > sed -i
> > 's/2\.7/3/g' setup_env.sh
> > source ~
> > /sdr/setup_env.sh
> > pybombs install uhd
> > sudo apt install git cmake g++ libboost-all-dev libgmp-dev \
> >    swig python3-numpy python3-mako python3-sphinx python3-lxml \
> >    doxygen libfftw3-dev libcomedi-dev libsdl1.2-dev libgsl-dev \
> >    libqwt-qt5-dev libqt5opengl5-dev python3-pyqt5 liblog4cpp5-dev \
> >    libzmq3-dev python3-yaml python3-click python3-click-plugins
> >
> > pybombs install gnuradio (crashes at 87% at Buiding stage)
> >
> >
> > I have no idea what i am doing. I installed gnuradio 3.7.# by
> > sudo apt-get update
> > sudo apt-get install gnuradio
> >
> > I want the 3.8 version. Thanks