Indexer should read files with FILE_FLAG_NO_BUFFERING option

http://stackoverflow.com/questions/701180/is-there-an-un-buffered-i-o-in-windows-system http://www.codeproject.com/Articles/51678/Improve-responsiveness-in-Windows-with-the-FILE_FL This will prevent the indexer from loading all the music files into the Windows System (Filesystem) Cache. The filesystem cache is meant to hold all the programs for easy access - things such as indexers should deliberately inform Windows that they are doing a special indexing operation and should request files with FILE_FLAG_NO_BUFFERING.