获取磁盘IOPS数值[shell]

获取磁盘IOPS数值[shell]

#!/bin/sh

DISK="vdc1"

function getIops(){
READ1=`cat /proc/diskstats |grep "${DISK} "|awk '{print $4}'`
WRIT1=`cat /proc/diskstats |grep "${DISK} "|awk '{print $8}'`

sleep 10

READ2=`cat /proc/diskstats |grep "${DISK} "|awk '{print $4}'`
WRIT2=`cat /proc/diskstats |grep "${DISK} "|awk '{print $8}'`

READIOPS=$(( ($READ2-$READ1)/10  ))
WRITIOPS=$(( ($WRIT2-$WRIT1)/10  ))

echo DISK: $DISK,READ IOPS: $READIOPS
echo DISK: $DISK,WRIT IOPS: $WRITIOPS
}

getIops

（编辑：李大同）

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