kvm loop can t delete device dev loop0 device or resource busy

holinhot

• January 09, 2014 03:24

Hello,all I'm using cloudlinux and have installed cpanel for KVM vps,but the rebooting system display "loop can t delete device dev loop0 device or resource busy" as shown in the figure? my disk: root@clcla1923 [~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg_clcla1923-LogVol02 32G 4.6G 26G 16% / tmpfs 1.9G 0 1.9G 0% /dev/shm /dev/vda1 194M 49M 135M 27% /boot /dev/mapper/vg_clcla1923-LogVol01 158G 592M 149G 1% /home /usr/tmpDSK 485M 11M 449M 3% /tmp root@clcla1923 [~]# fdisk -l Disk /dev/vda: 214.7 GB, 214748364800 bytes 16 heads, 63 sectors/track, 416101 cylinders Units = cylinders of 1008 * 512 = 516096 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00065368 Device Boot Start End Blocks Id System /dev/vda1 * 3 409 204800 83 Linux Partition 1 does not end on cylinder boundary. /dev/vda2 409 416102 209509376 8e Linux LVM Partition 2 does not end on cylinder boundary. Disk /dev/mapper/vg_clcla1923-LogVol00: 8589 MB, 8589934592 bytes 255 heads, 63 sectors/track, 1044 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 Disk /dev/mapper/vg_clcla1923-LogVol02: 34.1 GB, 34145828864 bytes 255 heads, 63 sectors/track, 4151 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 Disk /dev/mapper/vg_clcla1923-LogVol01: 171.8 GB, 171798691840 bytes 255 heads, 63 sectors/track, 20886 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 root@clcla1923 [~]#
and root@clcla1923 [~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg_clcla1923-LogVol02 32G 4.6G 26G 16% / tmpfs 1.9G 0 1.9G 0% /dev/shm /dev/vda1 194M 49M 135M 27% /boot /dev/mapper/vg_clcla1923-LogVol01 158G 592M 149G 1% /home /usr/tmpDSK 485M 11M 449M 3% /tmp root@clcla1923 [~]#
fstab root@clcla1923 [~]# cat /etc/fstab # # /etc/fstab # Created by anaconda on Wed Jan 8 06:01:57 2014 # # Accessible filesystems, by reference, are maintained under '/dev/disk' # See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info # /dev/mapper/vg_clcla1923-LogVol02 / ext4 defaults 1 1 UUID=4816b084-1263-46c3-81d1-0c08c00bf3b3 /boot ext4 defaults 1 2 /dev/mapper/vg_clcla1923-LogVol01 /home ext4 defaults 1 2 /dev/mapper/vg_clcla1923-LogVol00 swap swap defaults 0 0 tmpfs /dev/shm tmpfs defaults 0 0 devpts /dev/pts devpts gid=5,mode=620 0 0 sysfs /sys sysfs defaults 0 0 proc /proc proc defaults 0 0 /usr/tmpDSK /tmp ext3 defaults,noauto 0 0 root@clcla1923 [~]#
as shown in the figure? Thanks Very much

• 

  cPanelPeter cPanel Staff

  • January 09, 2014 13:03

  Hello, Are you certain the device isn't just busy? Have you checked with the fuser command? fuser -c /dev/loop0 fuser -d /dev/loop0 fuser -f /dev/loop0
  If you get a PID back on it, try to stop whatever process it is first.

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