/root/onMemoryDeploy.sh

gistfile1.sh

#!/bin/sh

MYSQL=/etc/rc.d/init.d/mysql

MEMDIR=/dev/shm
MEM_MYSQL=$MEMDIR/mysql

LIBDIR=/var/lib
ORIGDIR=$LIBDIR/mysql


start()
{
if [ ! -L $MEM_MYSQL ] && [ -d $ORIGDIR ]; then
  $MYSQL stop
  mv $ORIGDIR $MEMDIR/
  ln -s $MEM_MYSQL $ORIGDIR
  $MYSQL start
fi

}

stop()
{

if [ -L $ORIGDIR ] && [ -d $MEM_MYSQL ]; then
  $MYSQL stop
  rm -f $ORIGDIR
  mv $MEM_MYSQL $LIBDIR/
fi

}

case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    *)
        echo "Usage: onMemoryDeply.sh start or stop"
        exit 1
        ;;
esac

exit 0