add-apt-repository ppa:deadsnakes/ppa
升級 python 2.x 到 python 3.x
apt-get install python3.6
apt-get install python3.6-gdbm
apt-get install python3.7
apt-get install python3.7-gdbm
apt-get install python3-pip
pip3 install --upgrade pip
update-alternatives --install / usr / bin / python3 python3 /usr/bin/python3.6 1
update-alternatives --install / usr / bin / python3 python3 /usr/bin/python3.7 2
到 pip document 官方網站建議的載點下載 pip 安裝檔
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
plot "result.txt" with linespoints
set ylabel "throughput (Mbis/sec)"
set title "udp throughput"