*** before mount ... 17M -rw-r--r-- 1 root root 1001M Oct 17 13:32 /root/lp1381961/sparse-file *** copy files ... *** sync ... *** du before trim... 16K /root/lp1381961/mnt/lost+found 342M /root/lp1381961/mnt/.jd_home 342M /root/lp1381961/mnt *** before trim ... 364M -rw-r--r-- 1 root root 1001M Oct 17 13:32 /root/lp1381961/sparse-file /root/lp1381961/mnt: 656330752 bytes were trimmed *** after trim ... 4.1M -rw-r--r-- 1 root root 1001M Oct 17 13:32 /root/lp1381961/sparse-file *** du after trim... 16K /root/lp1381961/mnt/lost+found 342M /root/lp1381961/mnt/.jd_home 342M /root/lp1381961/mnt *** after umount ... 4.1M -rw-r--r-- 1 root root 1001M Oct 17 13:32 /root/lp1381961/sparse-file fsck from util-linux 2.20.1 e2fsck 1.42.9 (4-Feb-2014) Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Pass 5: Checking group summary information
23615 inodes used (36.90%, out of 64000) 2 non-contiguous files (0.0%) 14 non-contiguous directories (0.1%) # of inodes with ind/dind/tind blocks: 0/0/0 Extent depth histogram: 23605/2 95763 blocks used (37.41%, out of 256000) 0 bad blocks 1 large file 22267 regular files 1339 directories 0 character device files 0 block device files 0 fifos 0 links 0 symbolic links (0 fast symbolic links) 0 sockets ------------ 23606 files -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1381968 Title: Fstrim destroys data on loopback device To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1381968/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs