I create an LVM snapshot of a mounted ext4 fs:
lvcreate -L 10GiB -s -n "root-snapshot" "/dev/myvgname/root"
If I then run e2fsck on /dev/myvgname/root-snapshot, it says:
e2fsck 1.42.5 (29-Jul-2012)
Clearing orphaned inode 263640 (uid=0, gid=0, mode=0100600, size=0)
Clearing orphaned inode 260744 (uid=0, gid=0, mode=0100600, size=0)
Clearing orphaned inode 266864 (uid=0, gid=0, mode=0100600, size=0)
Clearing orphaned inode 261058 (uid=103, gid=107, mode=0100600, size=0)
Clearing orphaned inode 261057 (uid=103, gid=107, mode=0100600, size=0)
Clearing orphaned inode 261001 (uid=103, gid=107, mode=0100600, size=0)
Clearing orphaned inode 260918 (uid=103, gid=107, mode=0100600, size=0)
Clearing orphaned inode 260913 (uid=103, gid=107, mode=0100600, size=0)
root: clean, 52533/977280 files, 811160/3905536 blocks
Why is it clearing those orphaned inodes? Shouldn't LVM make the underlying fs be in a consistent (clean) state?