A recording apparatus is disclosed that records information data and file system information for managing a file containing the information data in accordance with a predetermined file system to a recording medium having a plurality of blocks including an alternative block for a detect block. The data recorded in the recording medium is managed in accordance with the predetermined file system. The recording apparatus sets a threshold based on the size of the file system information, and if the alternative block remaining amount in the recording medium is less than or equal to the threshold, recording of the information data to the recording medium is inhibited.