盘阵压力测试脚本

#!/bin/bash
path=/media/dc
file=/media/dc/hd.img
num=1
while true
  do
  there=`df |grep $path |grep -v grep`
     if [ "x" = "x$there" ]
     then
       echo "--------------------------------"
       echo "-- the $path is not mount "
       echo "-- the progrome will exit --"
       echo "--------------------------------"
       exit
    else
       echo "----------------------------------------"
       echo "-- create the 500M $file "
       echo "--                           --"
       echo "-- "`date "+%y/%m/%d %T"`" --"
       echo "----------------------------------------"
       echo ""
       dd if=/dev/zero of=$file bs=1M count=500
       sleep 5
       /bin/rm -f $file
       echo "----------------------------------------"
       echo "-- delete the 500M $file "
       echo "--                           --"
       echo "-- "`date "+%y/%m/%d %T"`" --"
       echo "--                           --"
       echo "-- the $num test is over "
       echo "----------------------------------------"
       echo ""
       echo ""
       echo "-----------------------------------------------"
       echo ""
       echo ""
       sleep 5
       num=`expr $num + 1`
    fi
  done

  脚本判断/media/dc是否被挂载这盘阵分区，如果挂载着，则dd一个500M的文件到/media/dc里面，然后删掉，一直循环。那是一个双连路冗余的环境，中间将一个光纤卡上的光纤拔掉，测试链路失效切换的功能是否正常。