wp-admin/includes/class-wp-site-health.php:1843Tests available disk space for updates.
array public function get_test_available_updates_disk_space() { $available_space = function_exists( 'disk_free_space' ) ? @disk_free_space( WP_CONTENT_DIR ) : false; $result = array( 'label' => __( 'Disk space available to safely perform updates' ), 'status' => 'good', 'badge' => array( 'label' => __( 'Security' ), 'color' => 'blue', ), 'description' => sprintf( /* translators: %s: Available disk space in MB or GB. */ '<p>' . __( '%s available disk space was detected, update routines can be performed safely.' ) . '</p>', size_format( $available_space ) ), 'actions' => '', 'test' => 'available_updates_disk_space', ); if ( false === $available_space ) { $result['description'] = __( 'Could not determine available disk space for updates.' ); $result['status'] = 'recommended'; } elseif ( $available_space < 20 * MB_IN_BYTES ) { $result['description'] = sprintf( /* translators: %s: Available disk space in MB or GB. */ __( 'Available disk space is critically low, less than %s available. Proceed with caution, updates may fail.' ), size_format( 20 * MB_IN_BYTES ) ); $result['status'] = 'critical'; } elseif ( $available_space < 100 * MB_IN_BYTES ) { $result['description'] = sprintf( /* translators: %s: Available disk space in MB or GB. */ __( 'Available disk space is low, less than %s available.' ), size_format( 100 * MB_IN_BYTES ) ); $result['status'] = 'recommended'; } return $result; }Introduced in 6.3.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/class-wp-site-health.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.