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#!/usr/bin/env bash
set -euo pipefail
IFS=$'\n\t'
mem_output=""
if [ "$(uname)" == "Darwin" ]; then
mem_output=$(ps -A -o %mem | awk '{s+=$1} END {print s}')
else
mem_output="$(free -m| grep "Mem:"| awk '{printf $3 "/" $2 " ("} {printf ("%1.3f", $3/$2)} {printf ")"}')"
fi
echo "$mem_output%"
exit 0
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