Some directories cannot be deleted if the device or resource is busy. If automount is configured you must stop the automount service for this mount. $ sudo umount -l ~/gdrive OK sudo Memo Now one thing in my environment that you don't have, I use TDrive as well and have that mounted. It doesn't seem to prevent things from mounting again, just an error users keep reporting to us. 542), We've added a "Necessary cookies only" option to the cookie consent popup. Why do we kill some animals but not others? are patent descriptions/images in public domain? Again, you haven't shared anything, a log, a command you are running. Its easy to setup and works well except for one machine. There is a way to detach a busy device immediately (even if it is busy and cannot be unmounted forcefully). I had to unmount it the same number of times that I had run the mount command, i.e. fusermount: failed to unmount device or resource busy. Since lsof burped up two fuse warnings, I poked around in /run/user/1000/*, and took a guess that it could be open files or mount points (or both) interfering with things. Super User is a question and answer site for computer enthusiasts and power users. This in itself doesn't unmount the filesystem, but sometimes it's an alternative way of getting your system unstuck. That's the same behavior I'm seeing. lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs Retracting Acceptance Offer to Graduate School, Meaning of a quantum field given by an operator-valued distribution. Then those messages shows up for second. Doing manually worked, though. yum EPEL The gdrive isn't used at all but it us in a mergerfs pool so it must be getting queries against it. rm: cannot remove .nfs00000024d296fc2f00086d4d: It's been working just an odd error randomly when unmounting. It could be a file opened for reading or writing, a current directory, or a few more obscure cases. For me lsof does not work but I am able to use this. I experience this frequently on servers that have NFS network file systems. Side note: I get it. Hi, when i shut down system, my motherboard logo shows up for about 2 mins. The best answers are voted up and rise to the top, Not the answer you're looking for? Same as before? You may cleanup all later: If possible, let us locate/identify the busy process, kill that process and then unmount the samba share/ drive to minimize damage: lsof | grep '' (or whatever the mounted device is), pkill target_process (kills busy proc. Thanks for contributing an answer to Super User! As soon as I unmount or stop the service I check ps -ef | grep rclone and it's fine, rclone is not running, and /mnt/gdrive is empty, next i'm going to changing logging to DEBUG to see if that gives me a clue. If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. I lazy-unmounted then remounted while some other processes were still accessing it. The text was updated successfully, but these errors were encountered: I wonder where you are getting those parametes to mount it. The tool you want is lsof, which stands for list open files. The solution is pretty easy. Cannot switch kernel: errors "out of memory" and "you need to load the kernel first" stephane. Other than quotes and umlaut, does " mean anything special? The input and output that I provided in the 1st post was what was causing the unmount error. @foobarbecue, normally those are only advisory locks and the man page at least seems to indicate they are only for read/write, not unlink. after you worked on an SD card for an embedded device: First we have to unmount the boot folder and then the root: In my case, I couldn't unmount a partition that was mounted to a directory that was an AFP share. lsof 36305 root cwd DIR 8,21 4096 1048577 /media. Connect and share knowledge within a single location that is structured and easy to search. That mount must be in use at that time it's unmounted and I get the error. "These flags are available for every command." How to change the output color of echo in Linux. I have an s3fs-fuse "device" mounted at /mnt/s3. Already on GitHub? Firdaus Ahmad June 20, 2020 Problem Solving 1 Comment. Here are the commands I typed to investigate : As you can notice, even lsof returns nothing. Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. I tried all of the commented and answered in this post (thanks everyone and especially @ole-tange for gathering them) and still got the "device is busy" error. I'm not sure of the what the technical difference is, but while investigating a stale NFS mount. the device is busy for as long as there is another shell with "cd" to somewhere under that mount. But if the process that is using the file is not on your side you just can't do anything from your side, and you must find if it's the server or another nfs client that is locking the file. In Windows, I would have used LockHunter to resolve this. cvml 2018-07-05 11:02:37 7517 2. It turned out that I had once made a symlink from /var/spool/postfix to /disk2/pers/mail/postfix/varspool in order to minimize disk writes on an SDCARD-based root filesystem (Sheeva Plug). Ackermann Function without Recursion or Stack. run below command to find out the processes using by a filesystem: It will show how many processes holding/using the filesystem. Congratulations, your data on the mountpoint is now consistent and protected from future writing. Share some output rather than it doesn't work. Another alternative when anything works is editing /etc/fstab, adding noauto flag and rebooting the machine. My goal is 100% to not be abrasive nor an asshole so I'm sorry if you feel that way as I sincerely apologize. Browse other questions tagged. It appears to unmount. In above command outputs, please notice the following: unable to umount (maybe already umounted? linux . systemctl list-unit-files --type automount. Failed to unmount /oldroot: Device or Resource busy Failed to unmount /oldroot/dev/pts: Device or Resource busy Failed to unmount /oldroot/dev: Device or Resource busy Failed to unmount /oldroot/sys: Device or Resource busy Sometimes it's visible on the screen, sometimes it's covered by the splash. ls: cannot access restic: Transport endpoint is not connected. You may need to repeat this a few times. Processes with open files are the usual culprits. df shows : df: `/pstorage/pcs1': Transport endpoint is not connected. Exiting the terminal or changing directories to a local share then running fusermount -u solves my problems. Connect and share knowledge within a single location that is structured and easy to search. The -i flag makes fuser ask before killing. is not currently in use, then an initial call to umount2() with this How to draw a truncated hexagonal tiling? I'm not sure whether quotas could ever prevent an unmount I was clutching at straws. rev2023.3.1.43266. at least right now, the ps grep is clean. umount -l and umount -f is not good enough for my situation. Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? This is assuming your files are down a couple directory levels though and not at the volume root, of course. I would be happy to help with the docs, but I think you have some knowledge that you could put in the docs as well? It's kind of broken, though. Learn more about Stack Overflow the company, and our products. Do flight companies have to make it clear what visas you might need before selling you tickets? I only have access to CentOS servers at the moment. How to force unmount a busy device in linux. The vfs-max-size-age doesn't cause unmount not to work as it's not related to that. So share those logs and the same output as above if you can reproduce it. ): unable to umount (maybe already umounted or still in use? The "restic" mount apparently failed to un-mount automatically. It's available but not every command works with every backend. I already have code to recognize shared drives (from a SQL table) and mount them in a special directory where all users can access them. However if umount -l didn't work I can't imagine this would be much different. There are several things to consider. UNIX is a registered trademark of The Open Group. I find this returns must faster, although it's less accurate. 2linux16rd.breakctrl+x Making statements based on opinion; back them up with references or personal experience. The smb commands have actually been deprecated and replaced by "umount.cifs" . which also doesn't work. expired. Then the system call accessing the filesystem should return immediately with ENOTCONN. (You'll need to run umount on the mountpoint twice if you've bind mounted a mode 000 directory on top.). The filesystem is huge, so lsof +D /path is not a realistic option. 0. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, A more general answer addressing more causes for failing umount is found here. privacy statement. What does in this context mean? sda3 I also had a mount in the mount. How can I recursively find all files in current and subfolders based on wildcard matching? If you can't fusermount it, you should work on fixing that error. -m : Name specifies a file on a mounted file system or a block device that is mounted. Hello. we need to check is any process holding or using the filesystem. I had forgotten to unmount a dual partitioned thumb drive with a mountpoint on /dev/hda1 first. Thank you! Do you think it may be the fast-list argument? It seems to be related, but needs a confirmation, which is given by this other man page: fusermount(man.he.net), which says lazy unmount (works even if resource is still busy). Type the command to unmount /mnt forcefully: # fuser -km /mnt. It was when I started looking at why 1 ummounts without error and the other doesn't. How does a fan in a turbofan engine suck air in? 7. It could have something to do with the fact I have both a GDrive mount and a TDrive mount. Is email scraping still a thing for spammers, Derivation of Autocovariance Function of First-Order Autoregressive Process. 3u. Why was the nose gear of Concorde located so far aft? Why not use use fuser earlier? I rebooted the machine, logged in as my normal user. Why do we kill some animals but not others? With this symlink, even after stopping the postfix and dovecot services (both ps aux as well as netstat -tuanp didn't show anything related) I was not able to unmount /disk2/pers. It seems in this case it's passing the string 'error-code' instead of the actual error code, which may or not be actually erroring at this point. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. If the log or output was different, I would have shared it, but it was the same results with different timestamps so no point in wasting your time on that. sd-umoun[3621]: Failed to unmount /oldroot: Device or resource busy sd-umoun[3622]: Failed to unmount /oldroot/dev: Device or resource busy shutdown[1]: Could not detach DM /dev/dm-2: Device or resource busy shutdown[1]: Could not detach DM /dev/dm-0: Device or resource busy shutdown[1]: Failed to finalize file systems, DM devices, ignoring. The device won't be mounted, and when you're finished doing whatever, remove flag and reboot again. Post the output of inxi -Fxz from a terminal and wrap it in code tags when you reply. Generic shared resource locking techniques - is flock the solution? sometimes it's the result of mounting issues, so I'd unmount the filesystem or directory you're trying to remove: I had this same issue, built a one-liner starting with @camh recommendation: I use fuser for this kind of thing. What you have to do is just execute, Hi, thanks for the hint. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. How can I recognize one? I lost some hundred gigabytes by mounting ecryptfs twice around 10 years ago. Your systemd file is also not quite right. 12G/data1 flag fails with the error EAGAIN, but marks the mount point as Linux, like Windows, has file and device locking. NFS mounts.) If you suspect you have something left running in a chroot, sudo ls -l /proc/*/root | grep chroot will find the culprit (replace "chroot" with the path to the chroot). One nuance, if you are logged in through FTP client, you have to logout in order to successfully unmount folder. By accident I found out how to get rid of a ramdisk. fdisk /dev/sdb I'm also not sure why you have RemainAfterExit as that should be the default no and really should be removed too. No match for argument: htop Sorry I dont have a better answer than "it just works for me". Once it's unmounted, check the logfile. yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 1 : 2020.02.29, ( ) . Still scratching my head, it was at this point I remembered the thumb drive sticking out of the USB port. Check for exported NFS file systems with exportfs -v. If found, remove with exportfs -d share:/directory. Why does pressing enter increase the file size by 2 bytes in windows. Do flight companies have to make it clear what visas you might need before selling you tickets? fusermount: failed to unmount /path: Device or resource busy. For fuser to report on the PIDs holding a mount open you have to use -m. We have a proprietary system where the root filesystem is normally read-only. You se How did you find out fast-list does nothing on a mount? Basically, if the mountpoint is mounted under the / filesystem, you'd want to avoid this. This is a gap in the rclone global args docs, there isn't anything indicating what commands which args are valid. You either have a bad source of information or are just making stuff up. Interestingly, rmdir then gives this message: showing that $dir still has the value of /tmp/tmp.xxxxxxxxxx. Well, you could have, but fuser operates upon a directory, not a device, so if you wanted to remove the mountpoint from the file name space and still use fuser, you'd need to: This is more convoluted[1], but allows you to use: which will interactively ask to kill the processes with files open for writing. PTIJ Should we be afraid of Artificial Intelligence? FUSE has to support that since processes can die at any time; all processes will get a Transport endpoint is not connected error if they try to access the filesystem. lsof and fuser didn't give me anything either. -u will throw a in use error instead like it should. "Shutdown:Failed to unmount /oldroot: Device or Resource busy" and then a single line "Failed to finalize file systems, Ignoring". All pending data has been written to disk. 10. Remounting as read-only and then retrying the unmount helped. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? Since version 2.34 the umount command can be used to perform umount operation also for fuse filesystems if kernel mount table contains user's ID. In my case it was docker that was holding the file. /dev/sda1 was being mounted via /etc/fstab as /media/myusername. Some program is using a file in the filesystem you're trying to unmount. @psusi, that is incorrect. Although they're useful, I'm currently interested in just ASimpleMethodThatWorks). I hope @ncw will have some thoughts. could it be this, should it be 0 instead. diff --git a/packages//000package-groups/.files b/packages//000package-groups/.files index 8d88c0f..7533c03 100644 Binary files a/packages//000package-groups . In RHEL6/CentOS6, use, In my case it was not necessary to stop the nfs server, just, All 924 days uptime means is that you need to update your kernel patches :-). In my case this was ok as I needed to reboot the server in any case, but probably that will be the case of anyone tweaking the disks. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I suspect it was the overlay mount in particular but could have been the binds too. My typical solution is to rename or move the parent directory of the file, then come back later in a day or two and the file will have been removed automatically, at which point I am free to delete the directory. If you already ensured no process is still using the filesystem before trying "regular" umounting: It helped me when I lost network connection and couldn't umount the unresponsive sshfs mount point. Killing those other shell sessions fixed the issue for me. (Please give as answer a simple "unlock this" method, and not complete articles like this one. You can either do it the "real" way as described under "Providing Patches" in https://github.com/restic/restic/blob/master/CONTRIBUTING.md or you can just go to the URL I mentioned first above and hit the Edit button and follow the instructions. If you find something in the docs that needs to be adjusted, feel free to submit a pull request to make something clear as that's the beauty :). I shared it all already. And the second part, I didn't get a chance to post as we went out to see a movie but I actually did test writing to the mount and unmounting it and I couldn't reproduce your error as I assumed that might be your issue. My sshfs was hanging because the connection was lost, so I first used, The open-source game engine youve been waiting for: Godot (Ep. But first, let's understand what device or resource busy is. Torsion-free virtually free-by-cyclic groups, "settled in as a Washingtonian" in Andrew's Brain by E. L. Doctorow, Drift correction for sensor readings using a high-pass filter. Booted into the bootloder, wait in the boot loader menu and flash the TWRP image sudo fastboot flash recovery /path/to/twrp-3..2--hammerhead.img Today the problem was an open socket (specifically tmux): I have a couple of bind and overlay mounts under my mount that were blocking me, check the tab completion for the mount-point you want to unmount. If 3 checks fail, it will disconnect and umount. How do I withdraw the rhs from a list of equations? a specific programming problem, a software algorithm, or software tools primarily used by programmers, oletange.blogspot.dk/2012/04/umount-device-is-busy-why.html, you can't know when the device is actually unmounted and can be removed, is guaranteed to fail if there are files open for writing, The open-source game engine youve been waiting for: Godot (Ep. You could also use. If you want to unmount something you have to "leave" it, otherwise it is of course in use and the system doesn't want to unmount it. Error OS error This device does not exist occurred while reading /VIDEO_TS/VTS_01_1.VOB at offset 0, How to Enable clipboard and folder sharing in Qemu/KVM on Windows Guest, How to change Plex user running under in Ubuntu. If you change the service file to add in Killmode=none, it will work as the issue is related to systemd killing the process while we asked fusermount to do a lazy unmount, which means what for the IO to finish so on a busy system, it'll kill the process instead of waiting as that's what we told it to do. This is basically happen when the mount directory left mounted due to a crash. I can't do anything through using official TWRP since ADB doesn't start and OTG isn't implemented. After umounting it, my pb. So I unmounted the thumb drive partitions (unmounting one automatically unmounted the other) and safefly unplugged the thumb drive. "/usr/bin/fusermount: failed to unmount /mnt/xxx: Device or resource busy" And any operation with /mnt/whatever says "Transport endpoint is not connected" I've seen a bug entery related to this but no solution. Code: Select all. an archive file from a file manager GUI. When running umount /path I get: umount: /path: device is busy. Unforunately these aren't NFS mounts, but CIFS. sudo systemctl daemon-reload The number of distinct words in a sentence. If you have a zfs pool on that device, at least when it's a file-based pool, lsof will not show the usage. I've even tried switching the system dataset between vol1 and freenas-boot and then rerunning. everything checks out. It doesn't actually unmount the device, it just removes the filesystem from the namespace. Thanks though! So I can run commands in the directory. renaming the parent directory always worked for me. Is there a colloquial word/expression for a push that helps you to start to do something? unmounts a target, but allows additional flags controlling the local/mnt: 1725e(root) 5645c(shasankarora), ps -ef | grep 1725 <--> ps -ef | grep . Thanks this was handy - I was coming from Linux to Windows, was looking for the equivalent of lsof - LockHunter. If you're used to contributing on GitHub this is a super quick PR, and if you aren't, it'll be a good and simple introduction to contributing to projects. fusermount -u mnt returns: fusermount: entry for /home/catskul/foo/mnt not found in /etc/mtab sudo fusermount -u mnt returns: fusermount: failed to unmount /home/catskul/foo/mnt: Device or resource busy sudo fuser -a mnt returns: Let me know if you need help. I noticed that the regular FAT32 doesn't care but ExFAT (like SSD drives) does care of PWD. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. What tool to use for the online analogue of "writing lecture notes on a blackboard"? Why was the nose gear of Concorde located so far aft? cat rclone.servce and share output The rclone process isn't getting stuck as the ps check does not show the GDrive mount is running when I immediately check it. The major unmount achievement to be unlocked is the read-only remount. Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument, same output before. to run. "cd /"), the un-mount works smoothly. It will list which process is using a file or files within a mount. So here is another option, more verbose, but safer: tries to unmount until it successes, as many time as needed, in a loop. OPTIONS. I'm not sure what causes this, it probably happens during a reboot or when the service is restarted. behaviour of the operation: MNT_FORCE (since Linux 2.1.116) Force unmount even if busy. The program drops privileges where . 09-19 10:36:48.163 181-212/? if I restart the service, I get the error every time right now. In my case I was trying to modify the LVM as I wanted to make the /var partition bigger, so I needed to umount it. Eventually I hit the error again and this time I know the mount was being using. Interestingly, rmdir then gives this message: rmdir: failed to remove '/tmp/tmp.xxxxxxxxxx': Device or resource busy Open files aren't the only unmount blocker. ): To help the user realize that one of the problems "might" be that something else is still using the mount. That will recurse through the filesystem under /path, so beware doing it on large directory trees. In above example you are using /mnt. I was really confused for ages because I couldn't get rid of it -- I kept getting "Device or resource busy"! How do I recursively grep all directories and subdirectories? Because of that I assume fast-list would be ok and used on a mount. Sign in Occasionally, when files have to be copied over, it is remounted read-write: This time however, mount kept giving the mount: / is busy error. Grab a ps -ef | grep rclone and see what's running. What is the ideal amount of fat and carbs one should ingest for building muscle? Once you know which processes have files open, you can exit those apps, or kill them with the kill(1) command. Unable to wipe 'System' Unable to wipe '/system' If I just continue with adb sideload lineageos.zip most of the time it stops about halfway (PowerShell shows 47%) through and then TWRP shell shows: By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Failed to unmount /oldroot: Device or resource busy. Meaning of a quantum field given by an operator-valued distribution. This is reported on the TDrive mount, I've tested it as well and it that's when I noticed it was throwing it 100% of the time as Plex was scanning. Ackermann Function without Recursion or Stack. I'd remove those and validate everything is working as you have something a bit off. This same issue can also occur if you've set up loopback devices on the filesystem - for example if /dev/loop0 is backed by a file in /path. I'm assuming its because its a network drive and I can't see the processes of other computers accessing the drive. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. It will show how many processes holding/using the filesystem. 542), We've added a "Necessary cookies only" option to the cookie consent popup. file access blocked by a lock - how to remove? It worked! Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Once you know which processes have files open, you can exit those . Do you only ever get the fusermount error in systemd though? as in example? You will see the .xyz content in the 8th column (last row). The logs show: Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. https://rclone.org/flags/ [ 4044.873100] sd-umount[8299]: Failed to unmount /oldroot: Device or resource busy [ 4044.839977] sd-umount[8300]: Failed to unmount /oldroot/sys: Device or resource busy [ 4044.290367] shutdown[1]: Failed to finalize file systems, ignoring. It didn't happen 100% of the time either so it was tricky. Have a question about this project? fusermount: failed to unmount /path/to/plexdrive: Device or resource busy Cause. Running Ubuntu, man fusermount tells about a -z option, which is documented as lazy unmount. Click to enlarge. All I'm doing is running the service and stopping the service and I get that error. Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution? I just had this problem and could not kill -9 the process reading from the mounted filesystem. Find centralized, trusted content and collaborate around the technologies you use most. gdrive.service: Failed with result 'exit-code' This is gotta be a bug in rclone right? It only takes a minute to sign up. by name | kill PID | killall target_process), umount /dev/sda1 (or whatever the mounted device is). It would generate an error if not mounted. The one that matters most is a log file and the loglevel. If you have it with killmode process, it sends a SIGTERM to the process and you also try to fusermount it. Perhaps related to this change, which was introduced in v1.48 870b153. rev2023.3.1.43266. Strangely lsof didn't show a gvfsd-archive process, which was left over from having opened (and closed?) Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. I had this problem when an automated test created a ramdisk. In your output I didn't see that you ever changed to a directory under the mount, I think if you had provided this information it would give a more correct representation of the problem. Dunno, you never share any output / systemd file / error messages so it's all guessing. lsof 36304 root cwd DIR 8,21 4096 1048577 /media lsof could not find any open files but, Yep, worked for me, too. to interactively kill the remaining read-only processes blocking the unmount. systemctl stop path-to-mountpoint.automount. A virtual FUSE filesystem will be created on the mount point. 542), We've added a "Necessary cookies only" option to the cookie consent popup. @derobert: Which in my case revealed an active swapfile and was the solution to my version of the "device busy" problem. The best answers are voted up and rise to the top, Not the answer you're looking for? Failed to mount '/system' (Device or resource busy) Failed to mount '/vendor' (Device or resource busy) And . It's not fast-list as it does nothing on a mount. For me, the offending process was a daemon running in a chroot. You'll see the code tags icon </> when you reply. I read your top post when you posted it and it seems you have changed it with new commands so no one would know to go back and check the top post. Shows: df: ` /pstorage/pcs1 & # x27 ; ve even tried switching the system accessing! Well except for one machine tags icon & lt ; / & gt ; when reply. Which was left over from having opened ( and closed? have files,! No match for argument: htop Sorry I dont have a better answer than `` it just works me! '' option to the cookie consent popup show how many processes holding/using the filesystem the. Except for one machine reproduce it blackboard '' open files mount apparently failed to unmount /path/to/plexdrive: device or busy. Can not access restic: Transport endpoint is not currently in use at that time it 's fast-list. Which args are valid just Making stuff up virtual FUSE filesystem will be created on the point..., even lsof returns nothing 're finished doing whatever, remove flag and rebooting machine... Operator-Valued distribution our terms of service, I get the error again and this time I know mount! Again and this time I know the mount directory left mounted due to a tree company not being to! 2011 tsunami thanks to the top, not the answer you 're looking?. Less accurate super user is a log file and device locking to a crash still scratching head. It could have something a bit off resource busy these errors were encountered: wonder. Returns nothing exportfs -d share: /directory device that is structured and easy to search either. Be deleted if the device or resource busy is does not appear to be a. These flags are available for every command. the rclone global args docs, there is question... And freenas-boot and then rerunning service and stopping the service and stopping the service is restarted randomly unmounting! Draw a truncated hexagonal tiling mountpoint is now consistent and protected from future writing Necessary. Have used LockHunter to resolve this of Aneyoshi survive the 2011 tsunami thanks to the warnings of ramdisk..., it 'll wait till all the IO finishes up before the daemon actually exits.... However if umount -l and umount - is flock the solution at that it. And umount -f is not connected what device or resource busy difference,. A lock - how to force unmount even if it is busy and can not be deleted the... Site for computer enthusiasts and power users out the processes using by a lock - how to change output! Exportfs -d share: /directory us in a sentence ( please give as answer a simple `` unlock this method... Time I know the mount directory left mounted due to a tree company not being able withdraw! At least enforce proper attribution that the regular FAT32 does n't care but ExFAT ( like SSD )!, or a few more obscure cases lsof does not appear to be unlocked is the amount. That should be removed too like this one from Fizban 's Treasury of Dragons an?. Being able to use for the hint 'd want to avoid this is restarted is the read-only remount a Necessary... I dont have a bad source of information or are just Making stuff up least right now the. Thanks this was handy - I was really confused for ages because I n't... When I started looking at why 1 ummounts without error and the same output as if... Immediately with ENOTCONN stone marker Breath Weapon from Fizban 's Treasury of Dragons an attack thumb drive a! The cookie consent popup blocking the unmount error service and stopping the and! Mount point but I am able to use this location that is structured and easy to search lazy-unmounted remounted! Which process fusermount: failed to unmount device or resource busy using a file or files within a mount freenas-boot then! Imagine this would be ok and used on a mount the fusermount: failed to unmount device or resource busy changing. Would have used LockHunter to resolve this to withdraw my profit without paying a fee ( since 2.1.116... Either so it 's an alternative way of getting your system unstuck dunno, you should work fixing. And Gatwick Airport to search far aft for me if automount is configured you must stop the automount service this! Many processes holding/using the filesystem from the namespace ecryptfs twice around 10 years ago than and. For me lsof does not appear to be unlocked is the ideal of... In use visa for UK for self-transfer in Manchester and Gatwick Airport when... Working as you have something a bit off command to unmount /mnt forcefully: # fuser -km /mnt RSS,. ) and safefly unplugged the thumb drive sticking out of the problems `` might '' be something! Found out how to draw a truncated hexagonal tiling against it to fusermount it regular! Smb commands have actually been deprecated and replaced by `` umount.cifs '' 've added a Necessary! Commands I typed to investigate: as you have something fusermount: failed to unmount device or resource busy do is just execute hi! To unmount device or resource busy but I am able to use for the of! Failed to unmount it the same number of distinct words in a turbofan engine suck air in anything either if! S understand what device or resource busy cause must be in use, an! The thumb drive partitions ( unmounting one automatically unmounted the thumb drive sticking out of the time either it... The filesystem from the mounted filesystem unmount achievement to be unlocked is the read-only remount busy device in Linux an. The drive its a network drive and I get the error the system call accessing the.! For spammers, Derivation of Autocovariance Function of First-Order Autoregressive process at least right now that I in. Is lsof, which is documented as lazy unmount filesystem: it 's working. Paying almost $ 10,000 to a tree company not being able to withdraw my profit without a... Clicking post your answer, you agree to our terms of service, I 'm not sure whether quotas ever! 100 % of the time either so it was tricky getting queries it... Be getting queries against it / filesystem, you agree to our terms of service, get. Fusermount tells about a -z option, it 'll wait till all the IO up. Disconnect and umount the top, not the answer you 're looking for NFS network systems. To get rid of a ramdisk prevent things from mounting again, just an error users keep reporting to...., 2020 problem Solving 1 Comment PID | killall target_process ), We 've added ``!, the un-mount works smoothly then remounted while some other processes were still accessing it below to. Works well except for one machine MNT_FORCE ( since Linux 2.1.116 ) force unmount a dual partitioned thumb with. Let & # x27 ; ve even tried switching the system dataset vol1. Had this problem and could not kill -9 the process and you try! Run fusermount with the fact I have both a gdrive mount and a TDrive mount whatever, with... Mounted, and our products 's Treasury of Dragons an attack the error also had mount. Rm: can not be deleted if the device wo n't be,... Not sure whether quotas could ever prevent an unmount I was really for! Closed? why you have to logout in order to successfully unmount folder best answers voted. Typed to investigate: as you have to make it clear what visas you might before! Obscure cases the equivalent fusermount: failed to unmount device or resource busy lsof - LockHunter drive partitions ( unmounting one automatically unmounted the other n't! Unmount even if it is busy fusermount: failed to unmount /mnt forcefully: # fuser -km.. Gear of Concorde located so far aft access to CentOS servers at the volume root fusermount: failed to unmount device or resource busy of course for or... /Etc/Fstab, adding noauto flag and reboot again an alternative way of getting your unstuck. An alternative way of getting your system unstuck file / error messages so it was the overlay in! Shell with `` cd / '' ), the offending process was a daemon running in a.... Problem and could not kill -9 the process reading from the namespace you need! Structured and easy to setup and works well except for one machine machine, logged in my! Process and you also try to fusermount it, you should work on fixing that.! Does not work but I am able to use this showing fusermount: failed to unmount device or resource busy $ DIR still has the of... You agree to our terms of service, privacy policy and cookie policy faster, although it been! Lock - how to force unmount even if it is busy and can not access restic Transport... Email scraping still a thing for spammers, Derivation of Autocovariance Function of First-Order Autoregressive.. Realistic option has the value of /tmp/tmp.xxxxxxxxxx '' mount apparently failed to unmount it the number! The device is busy for as long as there is a question and answer site for users of,!. ) some output rather than it does nothing on a mount a mergerfs pool it... Else is still using the mount point only ever get the error get rid of a quantum given... Exit those you & # x27 ; s understand what device or busy. The smb commands have fusermount: failed to unmount device or resource busy been deprecated and replaced by `` umount.cifs '' not the answer you 're to! N'T work instead like it should you must stop the automount service for this mount and wrap it in tags! The value of /tmp/tmp.xxxxxxxxxx mountpoint twice if you ca n't fusermount it, it probably happens a... Match for argument: htop Sorry I dont have a bad source of information or are Making. Better answer than `` it just removes the filesystem, trusted content and around. Unmount /path/to/plexdrive: device or resource busy cause was at this point remembered...
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