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Le mer. 5 févr. 2020 à 16:19, Christophe Seguinot < christophe.segui...@orange.fr> a écrit : > 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 < > sarandis.doulge...@gmail.com> 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 > > > >
