25 lines
493 B
Bash
25 lines
493 B
Bash
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#!/bin/bash
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# Tiny Linux /proc/<pid>/io demo script by Tanel Poder
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# http://www.tanelpoder.com
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PID=$1
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TMPFILE1=/tmp/procio.${PID}.tmp1
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TMPFILE2=/tmp/procio.${PID}.tmp2
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SLEEP=5
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trap 'rm -f $TMPFILE1 $TMPFILE2 ; exit 0' 0
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echo Sampling process $PID IO every $SLEEP seconds...
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cat /proc/$PID/io > $TMPFILE2
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while true ; do
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mv $TMPFILE2 $TMPFILE1
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sleep $SLEEP
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cat /proc/$PID/io > $TMPFILE2
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paste $TMPFILE1 $TMPFILE2 | awk '{ printf "%30s %d\n", $1, $4-$2 }'
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echo
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done
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