hd.sh

#!/bin/bash
 DEBUG=1   
 test $DEBUG -ne 0 && set -vx
 trap "date;echo Got Signal;echo 3 > /proc/sys/vm/drop_caches&rm -rf /mnt/user/hd-raid/records/cdr/Tests/*;exit;" 0 1 2 3 13 15
 mkdir -p /mnt/user/hd-raid/records/cdr/Tests/
 test ! -d /mnt/user/hd-raid/records/cdr/Tests/ && echo "ERROR /mnt/user/hd-raid/records/cdr/Tests/ doesn't exist" && exit
 cd /mnt/user/hd-raid/records/cdr/Tests/
 DAY=`date +%d`
 RNDDIR="$DAY"/"$RANDOM"
 mkdir -p $RNDDIR
 cd $RNDDIR
 for ((i=0;i<128;i++)); do
 TESTpwd=`pwd | grep /mnt/user/hd-raid/records/cdr/Tests/ | wc -l`
 test $TESTpwd -ne 1 && echo "ERROR not in /mnt/user/hd-raid/records/cdr/Tests" `pwd` && exit
 DIRRND=/mnt/user/hd-raid/records/cdr/Tests/"$RNDDIR"
 time dd if=/dev/urandom of="$DIRRND"/"$HOSTNAME"_`date +%d_%m_%Y__%H_%M_%S`_"$RANDOM"_file"$RANDOM"_r.p bs=4k count=2048
 done
 find /mnt/user/hd-raid/records/cdr/Tests -type f -exec md5sum {} \; >  /mnt/user/hd-raid/records/cdr/Tests/MD5SUM.txt
 md5sum -c /mnt/user/hd-raid/records/cdr/Tests/MD5SUM.txt
 # to test on standby the same: md5sum -c /mnt/user/hd-raid/records/cdr/Tests/MD5SUM.txt