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#!/bin/bash
# This tool is part of https://0x.tools
if [ $# -ne 1 ]; then
echo "Usage: $0 SLEEP_SECONDS"
exit 1
fi
F1=/tmp/vmtop1.$$.tmp
F2=/tmp/vmtop2.$$.tmp
cat /proc/vmstat > $F2
while true ; do
clear
echo `date` " [0x.tools vmtop]"
echo
printf "%-32s %16s %16s %16s %16s\n" "METRIC" "DELTA" "DELTA_KB" "CURRENT" "CURRENT_MB"
printf "%-32s %16s %16s %16s %16s\n" "-------------------------------" "----------------" "----------------" "----------------" "----------------"
mv $F2 $F1
cat /proc/vmstat > $F2
join $F1 $F2 | grep ^nr | awk '{ printf("%-32s %16d %\47 16i %\47 16i %\47 16i\n", $1,$3-$2, ($3-$2)*4, $3, $3*4/1024) }' | grep -v ' 0 '
sleep $1
done
# TODO trap CTRL-C remove file
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