日志文件系统EXT

Thispaperdescribesawork-in-progresstodesignandimplementatransactionalmetadatajournalfortheLinuxext2fsfilesystem.Wereviewtheproblemofrecoveringfilesystemsafteracrash,anddescribeadesignintendedtoincreaseext2fs’sspeedandreliabilityofcrashrecoverybyaddingatransactionaljournaltothefilesyst