Для поддержки перехода quota с v1 на v2, и, вообще, 3 года прошло.
Пусть будет здесь: # (set -x; umount /mnt/tmp; \rm -f ext4.img; truncate -s 2M ext4.img && mke2fs -q -t ext4 ext4.img && mount -o usrquota ext4.img /mnt/tmp && quotacheck -cu /mnt/tmp && repquota /mnt/tmp && umount /mnt/tmp && e2fsck ext4.img && tune2fs -O quota -Q usrquota ext4.img && mount -o usrquota ext4.img /mnt/tmp && repquota /mnt/tmp) + umount /mnt/tmp umount: /mnt/tmp: not mounted. + rm -f ext4.img + truncate -s 2M ext4.img + mke2fs -q -t ext4 ext4.img + mount -o usrquota ext4.img /mnt/tmp + quotacheck -cu /mnt/tmp quotacheck: Your kernel probably supports ext4 quota feature but you are using external quota files. Please switch your filesystem to use ext4 quota feature as external quota files on ext4 are deprecated. You can enable the feature by unmounting the file system and running 'tune2fs -O quota <device>'. + repquota /mnt/tmp *** Report for user quotas on device /dev/loop0 Block grace time: 7days; Inode grace time: 7days Block limits File limits User used soft hard grace used soft hard grace ---------------------------------------------------------------------- root -- 13 0 0 2 0 0 + umount /mnt/tmp + e2fsck ext4.img e2fsck 1.46.4 (18-Aug-2021) ext4.img: clean, 12/256 files, 1128/2048 blocks + tune2fs -O quota -Q usrquota ext4.img tune2fs 1.46.4 (18-Aug-2021) [ERROR] quotaio.c:250:quota_file_open: qh_ops->check_file failed tune2fs: Input/output error while updating quota limits (0) https://github.com/tytso/e2fsprogs/commit/b30df8c3b5d955432393814b283f8d53f26c3037
