Hi! > >> This is a brief summary of our initial filesystem performance study of > >> f2fs against existing two filesystems in linux: EXT4, NILFS2, and f2fs. > >> > > > > Hmm, flashes are actually optimized for VFAT, right? Can you compare > > against that? > > > > Do you mean SD-cards? Because, as I can understand, "raw" flash (I mean NAND > chip) hasn't any special filesystem-related optimization. Moreover, as I > know, this optimization takes place in the begin of device (because FAT > metadata is placed in the volume's begin). But if you have several partition > on a device then you haven't any optimizations for second and next FAT > partitions. So, in-place modified metadata of f2fs is placed in the begin of > the volume also. > > Or, maybe, do you mean some another special optimization for VFAT? >
I meant SD-card, sorry. Compare factory-formatted VFAT on SD card with f2fs running on the same partition. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/