umount fail
There is one final fixable cause of unmount failing, and that's an NFS server going down. Here you can use umount -f , but you risk data loss if ..., Sometimes you try to unmount a disk partition or mounted CD/DVD disk or device, which is accessed by other users, then you ... Linux / UNIX will not allow you to unmount a device that is busy. ... Sometimes fuser and lsof fail.
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 umount fail 相關參考資料
Bash Script - umount a device, but don't fail if it's not mounted ...
The standard trick to ignore the return code is to wrap the command in a boolean expression that always evaluates to success: umount . https://stackoverflow.com Busy Device on Umount - Unix & Linux Stack Exchange
There is one final fixable cause of unmount failing, and that's an NFS server going down. Here you can use umount -f , but you risk data loss if ... https://unix.stackexchange.com How do I forcefully unmount a Linux disk partition? - nixCraft
Sometimes you try to unmount a disk partition or mounted CD/DVD disk or device, which is accessed by other users, then you ... Linux / UNIX will not allow you to unmount a device that is busy. ... So... https://www.cyberciti.biz How to Force Linux to Unmount a Filesystem Reporting ...
Linux may report “device is busy” when we try to umount a filesystem. ... data lost such as a NFS mounting failed because that the NFS server is ... https://www.systutorials.com How to handle umount command failure - IBM
Cannot unmount /dev/fslv00: The requested resource is busy. # cd / # umount /lgfs # Mount point directories. File systems mounted on ... https://www.ibm.com How to unmount a busy device - Stack Overflow
All future write attempts will fail; The data is in a consistent state, should you need to physcially disconnect the device. mount -o remount,ro /dev/ ... https://stackoverflow.com umount failed: device busy - Unix & Linux Stack Exchange
I believe the disk needs a 'sync' first (to flush/write disk cache) before the umount. Add sync after your 'rm' command (some OS require two sync commands) and ... https://unix.stackexchange.com umount failure, e2fsck not possible to check for errors - Unix ...
You have to stop using the volume in order to unmount it. You can track down programs that still hold files open on that volume with lsof and ... https://unix.stackexchange.com umount(2) - Linux manual page - Michael Kerrisk - man7.org
#include <sys/mount.h> int umount(const char *target); int umount2(const char *target, ... still have active references to the filesystem, the unmount will still fail. http://man7.org umount: device is busy. Why? - Unix & Linux Stack Exchange
... mount and cat /proc/mounts , checked whether some old nfs-kernel-server was running, turned off quotas, attempted (but failed) a umount -f <mountpoint> and ... https://unix.stackexchange.com |