Speeding-up Drupal test-runs on Ubuntu 11.04
Using a ramdisk for MySQL helps *a lot* to speed up simpletests in Drupal, as well as disabling innodb as described on the according d.o. docu page.
While the documentation provides an init.d script, Ubuntu 11.04 comes with an upstart script for MySQL. So I modified the instructions and come up with the following in order to put MySQL on a ramdisk on ubuntu 11.04 (and later):