Am Donnerstag, 21. Februar 2013 schrieb Swâmi Petaramesh: > Hi folks, > > I'm using Ubuntu 12.10 Quantal with > # uname -r > 3.5.0-24-generic > > And it seems I cannot defrag : > > # filefrag /boot/initrd.img-3.5.0-24-generic > /boot/initrd.img-3.5.0-24-generic: 3 extents found > > # btrfs filesystem defrag /boot/initrd.img-3.5.0-24-generic > # echo $? > 20 > > # filefrag /boot/initrd.img-3.5.0-24-generic > /boot/initrd.img-3.5.0-24-generic: 3 extents found > > Any clue appreciated ;-)
Make sure to wait long enough or issue the "sync" command. merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> ls -lh soprano-virtuoso.db -rw------- 1 martin martin 1,6G Feb 21 20:10 soprano-virtuoso.db merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> date ; filefrag soprano-virtuoso.db Do 21. Feb 20:16:27 CET 2013 soprano-virtuoso.db: 58875 extents found merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> date ; btrfs fi defrag soprano-virtuoso.db Do 21. Feb 20:16:39 CET 2013 merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend#20> date ; filefrag soprano-virtuoso.db Do 21. Feb 20:16:48 CET 2013 soprano-virtuoso.db: 22424 extents found merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> date ; filefrag soprano-virtuoso.db Do 21. Feb 20:16:50 CET 2013 soprano-virtuoso.db: 22424 extents found merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> sync merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> date ; filefrag soprano-virtuoso.db Do 21. Feb 20:16:54 CET 2013 soprano-virtuoso.db: 960 extents found merkaba:/home/martin/.kde/share/apps/nepomuk/repository/main/data/virtuosobackend> (here "fragmentation" might not be real fragmentation always due to the way LZO compression works in BTRFS, AFAIR Hugo told me) Ciao, -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
