DTools (Diagnostic Tools) is a package of very useful diagnostics modules for Drupal 6.x. It contain following modules:
Got WSOD (White Screen of Death)? You don't know why? You are sick, because you've got lot of modules and you can't lost your time to disable them each by each to check what's wrong and at the end the reason is because of some cache? This module is for you. You will ask: But how I can enable it, if I've got still WSOD? Simply go to: /sites/all/modules/dtools/wsod/wsod_emergency.php (update your path to correct one). It's secure, if there is no wsod detected, this script will not print any technical info. You can use 'q' argument to test different paths. Read README.txt how to use it.
(Example usage: http://mysite/sites/all/modules/dtoosl/wsod_emergency.php?cmd=debug&q=us...)
q - change the path (default: node)
cmd - execute internal command
phpinfo - show PHP Info page
debug - enable trace debugger
dcmd - execute internal command after Drupal bootstrap
module_list - list of loaded all Drupal modules
Drupal WSOD issues:
- Drupal WSOD issues which has 'won't fix' status:
- #375468: silent WSOD on theme() exit when theme callback doesn't exist
It will shows you how much time your Drupal application spend on specified hooks. Its perfect when you want to optimize your website or there is some problem with specified module and you don't know which one. Example charts: http://drupal.org/node/415748 Known issues with Drupal stability: #222073: Update Status causing Drupal to run very slowly Read more about fixing WSOD manually and read about common Drupal WSODs issues: http://drupal.org/node/482956 Recent questions: #417202: is it for using on live site or not?