Time to get dirty. I tried to manually run umount, but it failed: [chris@home ~]$ sudo umount /mnt/share umount: /mnt/share: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) [chris@home ~] You can also unmount a busy filesystem with the -f option I would like to share my technical experience i have come across - can be help to other people. So in this blog, I'll post my thoughts related to ITIS. I'll share experiences that I've had while working in different environments. You can expect content related to Unix,Solaris,Linux,EMC Storeages,HP-UX and many others. I hope this.
转 解决umount.nfs: /data: device is busy 问题 2017年03月29日 17:52:31 漫步111 阅读数：5869更多 个人分类： linux维护 有时候我们需要umount某个挂载目录时会遇到如下问题： 1 2 [root@localhost /]# umount /data/ umount.nfs:. Linux 2.1.116 added the umount2() system call, which, like umount(), unmounts a target, but allows additional flags controlling the behavior of the operation: MNT_FORCE (since Linux 2.1.116) Ask the filesystem to abort pending requests before attempting the unmount. This may allow the unmount to complete without waiting for an inaccessible server, but could cause data loss. If, after aborting.
umount: unmount of /storage/mailbacks failed: Device busy Apparently it could be because I've a shell opened at that directory, but my current pwd isn't /storage/mailbacks . Then I read that I could find open files using lsof(8) or fstat -f /storage/mailbacks , but these commands still didn't output anything Linux has some nice tools to deal with those kind of errors. The challenge here is to unmount volume1 on the Synology NAS. This is not trivial as there are different processes accessing the volume. Let's deactivate them step-by-step. - Log into DSM and stop all package services. - ssh to the box and stop SQ The umount.cifs utility detaches the local directory mount-point from the corresponding UNC name (exported network resource) and frees the associated kernel resources. It is possible to set the mode for umount.cifs to setuid root (or equivalently update the /etc/permissions file) to allow non-root users to umount shares to directories for which they have write permission. The umount.cifs. Next: Sharing and Unsharing ZFS File Systems; Unmounting ZFS File Systems. You can unmount ZFS file systems by using the zfs unmount subcommand. The unmount command can take either the mount point or the file system name as an argument. In the following example, a file system is unmounted by its file system name: # zfs unmount tank/home/tabriz: In the following example, the file system is. Share the post device is busy -> 강제로 umount Facebook; Twitter; Google+; E-mail; mount 된 로컬 디스크또는 samba 로 mount 된 디바이스를 umount 하고자 할때, 간혹 device is busy 또는 Device or resource busy 라는 메시지와 함께 umount가 되지 않는 경우가 있습니다. 이러한 경우 사용자가 mount 되어 있느 해당.
Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Visit Stack Exchang But I was unable to unmount /sapmnt/SCR. root@linux:~ # umount /sapmnt/SCR umount: /sapmnt/SCR: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) After using fuser and lsof, it didn't find any processes. I was able to unmount it after restarting the autofs servic In lesson How to Encrypt an EBS Volume Attached to EC2 Lab, when I get to the umount -d /dev/xvdf command, I gettarget is busy. I googled about this, and one answer says to just wait until it is not busy. Does anyone know how long this might take? Do you have a suggestion of what else to do? I'm concerned about trying to force it, because I don't want to create dirty data left over. umount: /mnt: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1) You need to unmount a CD or you want to pack away the external drive but when you try to umount it you get the dreaded device is busy message. Wouldn't it be great if Linux actually told you what was keeping the drive busy? Here we are in 2008, I'm using Ubuntu Gutsy, and that message hasn't changed in all the years I've used Linux
umount.nfs device is busy force unmount, Unmount without writing in /etc/mtab.-r In case unmounting fails, effort to remount read-only.-d In case the unmounted device was a loop device, also free this loop device.-i Don't invited the /sbin/umount.filesystem helper even if it exists. By default /sbin/umount.filesystem helper is drawn if one exists.- NFS share umount -f problem, device is busy. Thread starter brucexx; Start date Apr 1, 2016; Forums. Proxmox Virtual Environment. Proxmox VE: Installation and configuration . brucexx Active Member. Mar 19, 2015 162 4 38. Apr 1, 2016 #1 I removed the share from GUI and though that it is gone but tried later to mount another share with the same name but different ip address. The share was taken. Solved: hi all, I have tried to unmount filesystem, umount /dev/vg01/lvol11 but it is giving device busy I have killed all the processes using fuser -k
The umount command, by default, will not unmount a filesytem that is busy (i.e., a program with an open file or a user's current working directory in the mounted filesystem). If a filesystem fails to unmount, the best course of action is to use fuser to determine the processes using the filesystem and to safely end them. If you are certain that nothing important is running and, particularly. zpool export -f tank cannot export 'tank': pool is busy This is in high-availability context: two head nodes connected to dual-ported SAS shelves, ZFS on multipathed disks, ucarp managing the cluster ip and running zpool import -f -o cachefile=none tank/zpool export -f tank on startup/shutdown. As best I can tell, nfsd is keeping the pool busy and not letting it get exported (see also. And if you try to umount the remote file system you get this error: $ sudo umount /mnt/target umount: /mnt/target: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) In this case you have to umount using -l option. umount -l /mnt/target. or. umount -f /mnt/target-l Laz
Note that a filesystem cannot be unmounted when it is 'busy' - for example, when there are open files on it, or when some process has its working directory there, or when a swap file on it is in use. The offending process could even be umount itself - it opens libc, and libc in its turn may open for example locale files. A lazy unmount avoids this problem, but it may introduce other issues. The umount command is used to manually unmount (detaches) filesystems on Linux and other Unix-like operating systems. All mounted filesystems are unmounted automatically when a system shuts down. Unmounting the file system is not always successful. The most common problem is that the file system is busy, which is currently used by some processes Umount USB drive when it is busy: Sometimes, you might have seen the message Linux cannot umount as the target is busy. This is mainly because some other applications might be using this device location. To umount the device, you have to force the system to umount this device When the system can't unmount a disk it means that something is keeping the disks busy. Was there a movie streaming when you were trying this? What (if any) plugins do you have running? The other odd thing is I tried pulling all but the cache, parity, and one data disk out, and without parity checking, was able to somehow see and use the full 4TB share even though the single drive's 1TB.
Linux umount command to unmount a disk partition. You can also try the umount command with â€l option on a Linux based system: # umount -l /mnt Where,-l : Also known as Lazy unmount. Detach the filesystem from the filesystem hierarchy now, and cleanup all references to the filesystem as soon as it is not busy anymore. This option works. umount of a CIFS share on a Linux client returns 'target is busy'. lsof/fuser does not show access by Commvault... but as soon as the Simpana services are stopped, umount is possible. Simpana v11 sp14/15. Any idea why Commvault blocking umount? Recursive scan selected. Set DisableFileIOMonitor, sSKIP_FS_TO_MONITOR and ignoreFStype did not fixed the issue. Thanks, Kay Post Points: 1; Report. Sometime when you umount a device you can have this error: $ umount /mnt/target umount: it seems /mnt/target is mounted multiple times and you obtain this message when using root privileges $ sudo umount /mnt/target umount: /mnt/target: device is busy. (In some cases useful info about processes that use the device is found by lsof(8 ubuntu umount home device is busy, Jan 28, 2013 · The same -a option can be used with umount to unmount all the filesystems mentioned in /etc/mtab # umount -a umount: /run/shm: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) umount: /run: device is busy
The 'target is busy' message means there are files on the storage device that are in use by a program. To close the files, use the following procedure. Close any program which has open files on the storage device. If you have a terminal open, make sure that you are not in the folder where the storage device is mounted, or in a sub-folder of it. If you are still unable to unmount the storage. Unter Linux müsst ihr Datenträger wie Festplattenpartitionen in das Linux-Dateisystem einbinden, was auch einhängen oder mounten. Appropriate privilege (Linux: the CAP_SYS_ADMIN capability) is required to unmount filesystems. Linux 2.1.116 added the umount2() system call, which, like umount(), unmounts a target, but allows additional flags controlling the behavior of the operation: MNT_FORCE (since Linux 2.1.116) Force unmount even if busy. This can cause data loss. (Only.
Mount the NFS share by running the following command: sudo mount /media/nfs; Unmounting a File System #. To detach a mounted file system, use the umount command followed by either the directory where it has been mounted (mount point) or the device name:. umount DIRECTORYumount DEVICE_NAME. If the file system is in use the umount command will fail to detach the file system umount: /root/backup: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) [s1: ~]# I have tried to find who is using it, but neither lsof nor fuser does not show any process using the file system: [s1: ~]# fuser /root/backup [s1: ~]# fuser -c /root/backup [s1: ~]# lsof | grep backup [s1: ~]# I have checked the /proc/mounts to see if. Apparently, I am unable to unmount /dev/md0 to perform e2fsck -f -v -C 0 /dev/md0 because one or more processes is keeping file handles within the mount point hierarchy. lsof(8) does not return any results. What am I supposed to do to check the FS? Thanks for your suggestions umount(8) switches to the namespace when it reads /etc/fstab, writes /etc/mtab (or writes to /run/mount) and calls umount(2) system call, otherwise it runs in the original namespace. It means that the target namespace does not have to contain any libraries or another requirements necessary to execute umount(2) command
umount -l /PATH/OF/BUSY-DEVICE umount -f /PATH/OF/BUSY-NFS(NETWORK-FILE-SYSTEM) NOTE: These commands can disrupt a running process, cause data loss OR corrupt open files. Programs accessing target DEVICE/NFS files may throw errors OR could not work properly after force unmount $ umount /home/rkmax/p2. but at last the .vdi are mounted, how i can umount? virtualbox fuse umount . share|. $ sudo umount /media/usb. Cuando me salta el mensaje: Device is Busy (El dispositivo esta ocupado) y no me deja. En este punto podria haber pasado de todo y quitado el USB de la ranura, pero claro, tampoco es cuestion de que estuviera escribiendo datos y al quitarlo se quedara corrompido el sistema de ficheros o similar. Asi que he navegado un poco y he encontrado la solucion.
After installing the system, exiting from chroot I tried rebooting, and over time system tried SIGTERM and SIGKILL the processes and informed me that it can't unmount oldroot (whatever that was). After waiting countless minutes I ejected my USB and had to reset the PC. Afterwards the PC runs fine, although after each shutdown I still get the shutdown: Failed to wait for process: Protocol. umount() and umount2() remove the attachment of the (topmost) filesystem mounted on target. Appropriate privilege (Linux: the CAP_SYS_ADMIN capability) is required to unmount filesystems. Linux 2.1.116 added the umount2 () system call, which, like umount (), unmounts a target, but allows additional flags controlling the behavior of the operation You should unmount a file system when the following occurs: You cannot unmount a file system that is busy. A file system is considered busy if a user is accessing a directory in the file system, if a program has a file open in that file system, or if it is being shared. You can make a file system available for unmounting by doing the following: Changing to a directory in a different file. DESCRIPTION. umount() and umount2() remove the attachment of the (topmost) filesystem mounted on target.. Appropriate privilege (Linux: the CAP_SYS_ADMIN capability) is required to unmount filesystems.. Linux 2.1.116 added the umount2() system call, which, like umount(), unmounts a target, but allows additional flags controlling the behavior of the operation
ERROR : umount: /media/sdcard: target is busy. android; btrfs; microsd; google-play; mount; asked 2015-02-19 15:15:36 +0200 ozzyo1212 299 13 15 20. updated 2015-02-24 06:25:16 +0200 foss4ever 13056 97 134 141. Please can anyone help, I have literally been trying to attempt this since 2014 lol . I have followed the instructions in the below link, with adding the the extra CD. step in-between. umount() and shared mount points Shared mount points cause any mount activity on a mount point, including umount() operations, to be forwarded to every shared mount point in the peer group and every slave mount of that peer group. This means that umount() of any peer in a set of shared mounts will cause all of its peers to be unmounted and all of their slaves to be unmounted as well. This.
. If you are in the directory that you are trying to unmount, cd to another directory -=[ LIVE enabled UEFI with redundant syslinux pure systemd detached LUKS header partitionless encrypted GPT SSDx3 RAID0 because I can. ]=-Backward compatibility is for the masses [email@example.com ~]# umount -h Usage: umount [-hV] umount -a [options] umount [options] | Options: -a, --all unmount all filesystems -A, --all-targets unmount all mountpoins for the given device in the current namespace -c, --no-canonicalize don't canonicalize paths -d, --detach-loop if mounted loop device, also free this loop device --fake dry run; skip the umount(2) syscall -f, --force.
Bug 832736 - SystemError: (32, 'umount: /mnt/sysimage: target is busy.\n (In some cases useful info about processes that use\n the device is found by lsof(8) or fuser(1))' .. A few really basic questions (and I'm sorry these are so basic, but I hope this is the right place for them!). I have found a refurbished hardware supplier. [root@lab7-dl580-2 mongod]# umount /opt/ umount: /opt: target is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) lvm mount . lvm mount . share | improve this question. asked Aug 22 '16 at 11:11. user1700494 . 1,339 7 17. share | improve this question. asked Aug 22 '16 at 11:11. user1700494. 1,339 7 17. share | improve this question. share.
RESCUE g62:~ # umount -a umount: /sys/fs/cgroup/systemd: target is busy (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1).) umount: /sys/fs/cgroup: target is busy (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1).) umount: /run: target is busy (In some cases useful info about processes that use the device. SHARE. TWEET. Untitled. a guest . Aug 4th, 2011. 522 . Never . Not a member of Pastebin yet? Sign Up, it umount: /dev: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) umount: /var/run: device is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) umount: tmpfs: not found umount. . A product I am working on manages storage. We are currently porting it from Solaris to Linux. The product allows its user, among other things, to add and remove file server volumes, where these volumes are exported using the NFS or the CIFS protocol. The problem is that when the user requests to remove a volume, it is quite possible that the volume is busy, since there. Bug 1159234 - ocf:heartbeat:nfsserver does not umount /var/lib/nfs on shared dis
I know I saw a post on this a week or two ago, but I cant find it. Occasionaly when I try to unmount my USB HD, I get a device busy message. Please excuse me asking the question again, but I cant get the dang thing unmounted tonight. Normally I just wait an hour, and its not busy anymore, but Its.. . I will describe multiple options used to mount the Linux file system Those should be temporary datasets that are created during the receive process, that get renamed to the correct snapshot once the receive is complete, and should never be visible
# umount /mnt. Note: if you get a message like /mnt: device is busy, to check that you are not in the mounted directory and no process is using it, type: # fuser /mnt CIFS network file system. To mount and unmount CIFS network file systems, you need to set up a CIFS file server. Install the Samba client packages umount /dir1. Likewise, a USB key device, assuming that it had been mounted in the directory /mnt/usb, would be unmounted with the following: umount /mnt/usb. Attempts to unmount a filesystem are not always successful. The most common problem is that the filesystem is busy To unmount a mounted file system, use the umount command. Mounting a Samba Share. Samba is a set of software services that allow network shares to be accessed interchangeably between Linux and Unix-like operating systems, and Windows operating systems. Setting up Samba is beyond the scope of this article. But, if you have authorized access to a Samba share that has been made available to. The above partition is mounted as root and thus the partition cannot be unmount: # umount / umount: /: target is busy. (In some cases useful info about processes that use: the device is found by lsof(8) or fuser(1)) All what needs to be done is take a note of a starting sector of a current partition, which in our case is 4096. Remove the.
After creating disk partitions and formatting them properly, you may want to mount or unmount your drives.. On Linux, mounting drives is done via mountpoints on the virtual filesystem, allowing system users to navigate the filesystem as well as create and delete files on them.. In this tutorial, we are going to see how you can mount and unmount drives on your Linux system Mounting NFS datastore on ESXi server is very easy, similar way you might need to remove/unmount NFS share from ESXi server for maintenance or migration purpose. To unmount it, open VMWare vSphere Web Client and select Storage tab, from the list select NFS datastore, right click on it and select Unmount datastore. This launches the wizard, In the wizard the datastore is accessible from the. $ sudo umount /media/yourdrive umount: /media/thedrive: target is busy (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1).) Do this to kill the busy processes and unmount the drive (substitute sdXN with the correct drive info: $ sudo fuser -kim /dev/sdXN. The output will show runing processes, example: /dev/sdXN: 8933 9628c Kill process 8933 ? (y/N. You cannot completely unmount the root fs on a running system. - goldilocks ♦ Mar 29 '17 at 20:00 @goldilocks I get back this following msg: mount: / is busy . - Nicholas Adamou Mar 29 '17 at 20:0
# umount /mount_point umount: /mount_point: target is busy. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) Unmounting is not possible if the mount point is accessed by a process. For umount to be successful, the process needs to stop accessing the mount point. You can use lsof or fuser commands to identify the processes running on a particular. Option 1: Force unmount There are options of umount to detach a busy device immediately even if the device is busy. -f, --force Force an unmount (in case of an unreachable NFS system). (Requires kernel 2.1.116 or later. I have an NFS-mounted directory on a Linux machine that has hung. I've tried to force an unmount, but it doesn't seem to work. [解決方法が見つかりました!] はい!!ビジー状態のデバイスをすぐに切り離す方法があります（ビジー状態で強制的にアンマウントできない場合でも）。後ですべてクリーンアップできます。 umount -l /PATH/OF/BUSY-DEVICE umount -f /PATH/OF/BUSY-NFS(NETWORK-FILE-SYSTEM) 注意： これらのコマンドは、実行中の. Below is fstab example from my NFS share (/mydata) on 192.168..121 # echo 192.168..121:/mydata /mnt nfs defaults 0 0 >> /etc/fstab . How to unmount file system and other removable devices? Use umount command to unmount any type of file system, usb drives, network drives or iso images. umount <mount_point> umount /mnt/efs. We recommend that you do not specify any other umount options. Avoid setting any other umount options that are different from the defaults.. You can verify that your Amazon EFS file system has been unmounted by running the df command. This command displays the disk usage statistics for the file systems currently mounted on your Linux-based Amazon EC2 instance
Use umount to unmount the volume, making sure to substitute in its mount point. If the volume is busy, you'll see output like this: umount: /mnt/mount_point: target is busy (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1). umount(8) from util-linux 2.23 (now -rc2) supports new command line options --recursive and --all-targets. The new command nsenter(1) opens doors to namespaces. # umount /mnt/A umount: /mnt/A: target is busy. This is pretty common situation, the problem is obvious: # findmnt -R /mnt/A TARGET SOURCE FSTYPE OPTIONS /mnt/A /dev/sdb1 ext2 rw,relatime,stripe=32 └─/mnt/A/B /dev/sdb2 ext2 rw. X.X.X.X:/nfs_share /mnt/nas nfs _ netdev,noauto,x-systemd.automount,nolock,soft,intr,nfsvers=3,tcp,bg,rw 0 0 And finally, we indicate to systemd that rbinds are network device (so, systemd will put them on remote-fs.target) and also I indicated that /mnt/nas has to be mounted strictly umount: /share/HDA_DATA: device is busy; Falls nicht, nächsten zwei Punkte überspringen bis Filesystem Check Versuche herauszufinden welche Prozesse das device momentan benutzen, Code # lsof +f -- /dev/sda3; Die angezeigte Tabelle/Liste enthält alle laufenden Prozesse die wir KILLen müssen, am besten gleichzeitig mit hilfe der PID, inkl. abschließendem umount Befehl, der ja vorher nicht. I would like expand my volume but I cannot unmount the volume /dev/md0 (device is busy error). I read all the topics in this forum and nothing to do..... I have stopped and killed all services and processes mentioned in this forum and still nothing. See as below the process and let me know if I forgot to kill one.... Code: Select all [/etc/init.d] # ps -eax PID Uid VmSize Stat Command 1 admin.
Target Version: Fixed in Version Summary: 0009213: Restart of autofs hangs with direct mounts: Description: A restart of autofs hangs when a direct mount is mounted and renders the session useless. Indirect mounts are unaffected. Why doesn't autofs treat them the same? From /var/log/messages: do_umount_autofs_direct: attempt to umount busy direct mount /stuff umount_autofs_indirect: ask. Linux Unmount when a device is busy unmount command will fail to detach the file system If it is in use. In those situations, first, find out the process which is using the mounted file system To detach a previously mounted file system, use either of the following variants of the umount command: umount directory umount device Note that unless this is performed while logged in as root , the correct permissions must be available to unmount the file system (see Section 18.2.2, Specifying the Mount Options ) Error: Target device is currently busy, unmount all mounted partitions in target device then try again Target device is busy, please make sure you unmount all filesystems on target device or.