How to Re-indexing in Magento through the command line
For the status of all indexes:
php indexer.php –status
Re-indexing a single index:
php indexer.php –info
Re-index for all index:
php indexer.php –reindexall
Re-index for single or multiple index:
php indexer.php –reindex catalog_product_price,catalog_url,catalog_product_flat