On Tuesday, 09 November, 2010, Mitch Harder wrote: > So alot of crazy people (I'm looking at you Meego) want to use btrfs > on phones and such with small devices. Unfortunately the way we split > out metadata/data chunks it makes space usage inefficient for volumes > that are smaller than 1gigabyte. So add a -M option for mixing > metadata+data, and default to this mixed mode if the filesystem is less > than or equal to 1 gigabyte. I've tested this with xfstests on a 100mb > filesystem and everything is a-ok. [...] > @@ -274,6 +295,7 @@ static void print_usage(void) > fprintf(stderr, "\t -l --leafsize size of btree leaves\n"); > fprintf(stderr, "\t -L --label set a label\n"); > fprintf(stderr, "\t -m --metadata metadata profile, values like data profile\n"); > + fprintf(stderr, "\t -M --mixed mix metadata and data together\n"); > fprintf(stderr, "\t -n --nodesize size of btree nodes\n"); > fprintf(stderr, "\t -s --sectorsize min block allocation\n"); > fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION); Please, update the man page (mkfs.btrfs) page too with the new switch. Regards G.Baroncelli -- gpg key@ keyserver.linux.it: Goffredo Baroncelli (ghigo) <kreijack@xxxxxxxxx> Key fingerprint = 4769 7E51 5293 D36C 814E C054 BF04 F161 3DC5 0512 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
