SketchyBar/plugins/cpu_graph.sh

#!/usr/bin/env bash

CORE_COUNT=$(sysctl -n machdep.cpu.thread_count)
CPU_INFO=$(ps -eo pcpu,user)
CPU_SYS=$(echo "$CPU_INFO" | grep -v $(whoami) | sed "s/[^ 0-9\.]//g" | awk "{sum+=\$1} END {print sum/(100.0 * $CORE_COUNT)}")
CPU_USER=$(echo "$CPU_INFO" | grep $(whoami) | sed "s/[^ 0-9\.]//g" | awk "{sum+=\$1} END {print sum/(100.0 * $CORE_COUNT)}")

sketchybar --push cpu_sys $CPU_SYS \
           --push cpu_user $CPU_USER