[mysqld]
tmpdir=/tmp/mysql

[mysqldump]
tmpdir=/tmp

[client]
tmpdir=/tmp

MYSQL_TMPDIR=/tmp/mysql
if ! /bin/df $MYSQL_TMPDIR | grep -q "^/dev/md[0-9]"; then
  mkdir -p $MYSQL_TMPDIR
  mount_mfs -s 1024m -p 0700 -w mysql:mysql -o noexec md5 $MYSQL_TMPDIR
fi

MYSQL_TMPDIR=/tmp/mysql
mkdir -p $MYSQL_TMPDIR
chown mysql:mysql $MYSQL_TMPDIR
mount -t tmpfs -osize=1024m,uid=mysql,gid=mysql,mode=0700,relatime tmpfs $MYSQL_TMPDIR