shared requirements for all kinds of resources (CPU RAM I/O TX/RX)
# debian/ubuntu apt install -y stress iperf3 hdparm # slackware slackpkg update slackpkg install screen-4 utempter slackpkg install rsync cyrus-sasl curl lz4 zstd xxHash nghttp2 brotli slackpkg install kernel-headers patch gcc-11 automake autoconf-2 binutils make guile gc wget https://github.com/sbopkg/sbopkg/releases/download/0.38.2/sbopkg-0.38.2-noarch-1_wsr.tgz installpkg --terse sbopkg-0.38.2-noarch-1_wsr.tgz sbopkg -r sbopkg -i stress sbopkg -i perf3 slackpkg install hdparm
and proceed
TX (upload)
assuming you got a server listening on your LAN
iperf3 -c IPERF-SERVER
RX (download)
iperf3 -R -c IPERF-SERVER