6 calls to batch_set() in Drupal 6

install_tasks in ./install.php

Tasks performed after the database is initialized.

locale_languages_predefined_form_submit in includes/locale.inc

Process the language addition form submission.

locale_system_update in modules/locale/locale.module

Imports translations when new modules or themes are installed or enabled.

node_access_rebuild in modules/node/node.module

Rebuild the node access database. This is occasionally needed by modules that make system-wide changes to access levels.

node_mass_update in modules/node/node.admin.inc

Make mass update of nodes, changing all nodes in the $nodes array to update them with the field values in $updates.

update_batch in ./update.php