“WordPress 3.2 is going to be released very soon”according to wordpress.org (maybe today). And wordpress also released the minimum requirements of wordpress 3.2 and some tips.
WordPress 3.2 minimum requirements
PHP 5.2.4
MySQL 5.0.
dropping support for Internet Explorer 6
make sure you’re running compatible versions of PHP and MySQL before you update wordpress 3.2.And also use this plugin to check the health of your wordpress install.