QUERY_DEBUG		Turn on messages about query matching
FIELD_VERBOSE   	Notify when adding or deleting a field
DATABASE_STATS 		Give statistics about the database when done indexing.
INDEX_DEBUG     	Show messages about what is being indexed 
PERMISSIONS_CHECK_DEBUG Show messagse about checking the permissions of files in the database
SEARCH_DAEMON_DEBUG	Show results from search daemon
SEARCH_CLIENT_DEBUG     Show what the search client receives
SEARCH_RESULTS_DEBUG    Check the authentication process for search results
TEXT_INDEX_DEBUG        show the process of adding stuff to the data files
TEXT_INDEX_MIME_TYPE_DEBUG show progress of the text indexer and what it indexes
UNINDEXED_SEARCH_DEBUG  show when unindexed results are written


INDEX_DEBUG
INDEX_LOG_SMALL
INDEX_LOG_ERRORS