一些对磁盘检测的处理。
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#!/bin/bash
mkdir -p ./logs/
if [[ $UID != 0 ]];then
echo "must run as root."
exit 1
fi
for ((i=0;i<10;i++))
do
echo "this is $i times"
fio Max_IOPS.fio --output=./logs/iops_$i.log
fio Max_BW.fio --output=./logs/bw_$i.log
fio Min_LAT.fio --output=./logs/lat_$i.log
done
for ((i=0;i<10;i++))
do
echo "this is $i times file test"
echo -n "write 2GiB file:"
time dd if=/dev/zero of=./ssdmnt/t$i.data bs=4K count=524288
echo -n "read 2GiB file:"
time dd if=./ssdmnt/t$i.data of=/dev/null bs=4K count=524288
echo ""
echo ""
echo ""
done
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#!/bin/bash
logfile=${1}
echo "logfile is ${logfile}"
echo ""
tjobs="seq-read rand-read seq-write rand-write"
# sed -n "4,4p" ./test1.log
# latency 变动较大，不宜解析
for job in $tjobs;
do
echo "now jos is $job"
# ctx=`grep $job -n ${logfile} | grep groupid`
# echo $ctx
ln=`grep $job -n ${logfile} | grep groupid | awk -F ":" '{print $1}'`
# echo "line No is $ln"
ln=$((ln+1))
ctx=`sed -n "${ln},${ln}p" $logfile`
echo "ctx is $ctx"
timeval=`echo "${ctx%msec\)}"`
timeval=`echo "${timeval#*4096KiB\/}"`
echo "scale=4;$timeval/1024" | bc 2>/dev/null
echo ""
done
grep -n " lat (msec) :" ${logfile}
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#!/bin/bash
logfile=$1
alltime="0.000"
echo "========== write 2GB file time ==========="
for ((i=1;i<20;i+=2))
do
turntime=`cat $logfile | grep -n real | sed -n ${i},${i}p`
turntime=`echo "${turntime%s}"`
turntime=`echo "${turntime#*m}"`
# echo $turntime
alltime=`echo "scale=4;$turntime+$alltime" | bc`
done
avgtime=`echo "scale=4;$alltime/10" | bc`
echo "write avg time is $avgtime s"
speed=`echo "scale=4;2048/$avgtime" | bc`
echo "write avg speed is $speed MB/s"
alltime="0.000"
echo "========== read 2GB file time ==========="
for ((i=2;i<22;i+=2))
do
turntime=`cat $logfile | grep -n real | sed -n ${i},${i}p`
turntime=`echo "${turntime%s}"`
turntime=`echo "${turntime#*m}"`
# echo $turntime
alltime=`echo "scale=4;$turntime+$alltime" | bc`
done
avgtime=`echo "scale=4;$alltime/10" | bc`
echo "read avg time is $avgtime s"
speed=`echo "scale=4;2048/$avgtime" | bc`
echo "read avg speed is $speed MB/s"