Of course, FFS is Fast File System, the classic OpenBSD FS MFS is Memory File System On Linux you can create tmpfs for this usage :) -- Best regards, Loïc BLOT, UNIX systems, security and network expert http://www.unix-experience.fr Le dimanche 20 janvier 2013 à 19:35 +0100, Ralf Hildebrandt a écrit : > * Loïc BLOT <loic.blot@xxxxxxxxxxxxxxxxxx>: > > > under OpenBSD i have switched from FFS2 disk cache to mfs disk cache and > > performances were massively improved. > > These are OpenBSD filesystems? I'm currently using ext4, but am open > to suggestions which FS to use for the disk cache on linux. >