>>>>> Valerie Clement (VC) writes: VC> Alex Tomas wrote: >>>>>>> Valerie Clement (VC) writes: >> VC> Hi Alex, VC> I did the following test: VC> # mkfs /dev/sdc1 VC> # mount -t ext4dev -o extents,mballoc,delalloc /dev/sdc1 /test VC> # dumpe2fs -h /dev/sdc1 VC> # cp linux.tar /test VC> # tar xf /test/linux.tar VC> # dumpe2fs -h /dev/sdc1 >> VC> The "Free blocks" and "Free inodes" counters in the dumpe2fs output VC> did not change after running the cp and tar commands. >> >> sync should help, I think. VC> No, I've just tried, it does not change anything. VC> Valérie not sure .... [root@tom ~]# mke2fs -m0 -j /dev/sda1 >&/dev/null [root@tom ~]# mount -t ext4dev -o extents,mballoc,delalloc /dev/sda1 /test [root@tom ~]# dumpe2fs /dev/sda1 >/tmp/before dumpe2fs 1.39.cfs1 (29-May-2006) [root@tom ~]# dd if=/dev/zero of=/test/f bs=1M count=20 20+0 records in 20+0 records out [root@tom ~]# dumpe2fs /dev/sda1 >/tmp/after1 dumpe2fs 1.39.cfs1 (29-May-2006) [root@tom ~]# sync [root@tom ~]# dumpe2fs /dev/sda1 >/tmp/after2 dumpe2fs 1.39.cfs1 (29-May-2006) [root@tom ~]# diff -pu /tmp/before /tmp/after1 --- /tmp/before 2006-12-13 14:39:42.541828787 +0300 +++ /tmp/after1 2006-12-13 14:39:59.602086138 +0300 @@ -45,9 +45,9 @@ Group 0: (Blocks 0-32767) Reserved GDT blocks at 2-245 Block bitmap at 246 (+246), Inode bitmap at 247 (+247) Inode table at 248-752 (+248) - 15607 free blocks, 16149 free inodes, 2 directories + 15607 free blocks, 16148 free inodes, 2 directories Free blocks: 17161-32767 - Free inodes: 12-16160 + Free inodes: 13-16160 Group 1: (Blocks 32768-65535) Backup superblock at 32768, Group descriptors at 32769-32769 Reserved GDT blocks at 32770-33013 [root@tom ~]# diff -pu /tmp/after1 /tmp/after2 --- /tmp/after1 2006-12-13 14:39:59.602086138 +0300 +++ /tmp/after2 2006-12-13 14:40:05.592176495 +0300 @@ -45,8 +45,8 @@ Group 0: (Blocks 0-32767) Reserved GDT blocks at 2-245 Block bitmap at 246 (+246), Inode bitmap at 247 (+247) Inode table at 248-752 (+248) - 15607 free blocks, 16148 free inodes, 2 directories - Free blocks: 17161-32767 + 10487 free blocks, 16148 free inodes, 2 directories + Free blocks: 17161-22527, 27648-32767 Free inodes: 13-16160 Group 1: (Blocks 32768-65535) Backup superblock at 32768, Group descriptors at 32769-32769 [root@tom ~]# try to repeat with a single file? thanks, Alex - To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
