Hitting this issue on Fresh install of Ubuntu Server 14.04 LTS x86_64. ==================================================== root@gr3:~# mkfs.nilfs2 -f /dev/sdb1 mkfs.nilfs2 (nilfs-utils 2.1.5) Start writing file system initial data to the device Blocksize:4096 Device:/dev/sdb1 Device Size:146162057216 File system initialization succeeded !! root@gr3:~# mount /dev/sd sda sda1 sda2 sda5 sdb sdb1 sdc sdc1 sdd sdd1 root@gr3:~# mount /dev/sd sda sda1 sda2 sda5 sdb sdb1 sdc sdc1 sdd sdd1 root@gr3:~# mount /dev/sdb1 /test/root/ root@gr3:~# umount /test/root umount.nilfs2: /dev/sdb1: device is busy umount.nilfs2: /dev/sdb1: device is busy root@gr3:~# ps -A | grep nilfs 1313 ? 00:00:00 nilfs_cleanerd root@gr3:~# kill -9 1313 root@gr3:~# umount /test/root root@gr3:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04 LTS Release: 14.04 Codename: trusty ====================================================
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1252063 Title: nilfs2 cannot umount, device is always busy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nilfs-tools/+bug/1252063/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs