11 lines
300 B
Plaintext
11 lines
300 B
Plaintext
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#!/bin/sh
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init="$(($(cat /sys/class/net/[ew]*/statistics/rx_bytes | paste -sd '+')))"
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printf "Recording bandwidth. Press enter to stop."
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read -r wait
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fin="$(($(cat /sys/class/net/[ew]*/statistics/rx_bytes | paste -sd '+')))"
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printf "%4sB of bandwidth used.\\n" $(numfmt --to=iec $(($fin-$init)))
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