9 calls to drupal_bootstrap() in Drupal 6

cron.php in ./cron.php

drupal_install_system in includes/install.inc

Callback to install the system module.

index.php in ./index.php

init_theme in includes/theme.inc

Initialize the theme system by loading the theme.

install_main in ./install.php

The Drupal installation happens in a series of steps. We begin by verifying that the current environment meets our minimum requirements. We then go on to verify that settings.php is properly configured. From there we connect to the configured database…

install_tasks in ./install.php

Tasks performed after the database is initialized.

statistics_exit in modules/statistics/statistics.module

Implementation of hook_exit().

update.php in ./update.php

Administrative page for handling updates from one Drupal version to another.

xmlrpc.php in ./xmlrpc.php