if I take out -z, I get device busy error. Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. There are several things to consider. "cd /"), the un-mount works smoothly. How does a fan in a turbofan engine suck air in? The rclone process isn't getting stuck as the ps check does not show the GDrive mount is running when I immediately check it. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, Delete a file in Linux irrespective of it being open, can't write to /sys/devices/system/cpu/cpufreq/*/energy_performance_preference when ac-adapter is connected. If a mount point The mounts have disappeared from the mtab and now the OS refuses to unmount them. How do I recursively grep all directories and subdirectories? Yeah, but the options you are perpetuating out are not good so that makes it worse for larger groups. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Why is the article "the" used in "He invented THE slide rule"? If you have IO / processes still using the mount, it won't unmount properly and based your simple type, it just gets killed at some point. Writes to open files can continue. Jordan's line about intimate parties in The Great Gatsby? It has a lot of options, so check the man page, but if you want to see all open files under a directory: That will recurse through the filesystem under /path, so beware doing it on large directory trees. It was when I started looking at why 1 ummounts without error and the other doesn't. After the netatalk restart, umount succeeded without the -f. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Linux 2.1.116 added the umount2() system call, which, like umount(), 542), We've added a "Necessary cookies only" option to the cookie consent popup. To force unmount a CIFS share in Linux, do the following. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? Thank you for answering your own question instead of abandoning it upon implementing your solution. You signed in with another tab or window. What output? Use the start option to mount it again. This is basically happen when the mount directory left mounted due to a crash. This changed in version 2.34. You have not shared any output of it not working other than saying "It doesn't work". The one that matters most is a log file and the loglevel. It appears that I'm stuck with not being able to umount while its busy. Meaning of a quantum field given by an operator-valued distribution. Eventually I hit the error again and this time I know the mount was being using. Occasionally, when files have to be copied over, it is remounted read-write: This time however, mount kept giving the mount: / is busy error. (Only for I have an s3fs-fuse "device" mounted at /mnt/s3. Firdaus Ahmad June 20, 2020 Problem Solving 1 Comment. See here and here for other causes and their remedies. fusermount: failed to unmount /path: Device or resource busy. I mounted a remote file system using sshfs (version 2.8.4). truncate logs, reboot system, check logs, fusermount error. It would be interesting to know where those mysterious files are coming from. NFS mounts.) "/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. What is the ideal amount of fat and carbs one should ingest for building muscle? Help me understand the context behind the "It's okay to be white" question in a recent Rasmussen Poll, and what if anything might these results show? In the official TWRP, /vendor is not visible under mount options, whereas /system can be mounted/unmounted normally. yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G umount -l and umount -f is not good enough for my situation. You could also use. That mount must be in use at that time it's unmounted and I get the error. Thanks for contributing an answer to Super User! Can a VGA monitor be connected to parallel port? Programs accessing target DEVICE/NFS files may throw errors OR could not work properly after force unmount. How can I update NodeJS and NPM to their latest versions? You should fix whatever the upstream is rather than using options that add no value/make things complex. With a FUSE filesystem like SSHFS, you can kill the process I'm also not sure why you have RemainAfterExit as that should be the default no and really should be removed too. Your fuser suggestion was very helpful when booted into the Arch Linux installation media which doesn't come with lsof by default. How to change the output color of echo in Linux. if I restart the service, I get the error every time right now. Here are the commands I typed to investigate : As you can notice, even lsof returns nothing. Type the command to unmount /mnt forcefully: # fuser -km /mnt. That's not helpful. I recently had a similar need to unmount in order to change it's label with gparted. Is that intended? to your account, Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. Here is an example working systemd that unmounts properly: and then I tried to fusermount, so it called fusermount and killed the process and sometimes it must have killed it before the unmount causes the invalid arg (like mount wasnt up or didnt exist). You either have a bad source of information or are just making stuff up. Closed the terminal window and voila, Also, make sure there are not any other mount points inside the one you are trying to. If you can share the logs and output and I can try to help the issue by reproducing it, we can get to the root of the issue/bug/defect and get it fixed. Running Ubuntu, man fusermount tells about a -z option, which is documented as lazy unmount. @foobarbecue, normally those are only advisory locks and the man page at least seems to indicate they are only for read/write, not unlink. [ 28.271625] sd-umoun [2228]: Failed to unmount /oldroot: Device or resource busy. b/c the output isn't helpful. Making statements based on opinion; back them up with references or personal experience. to your account, restic 0.9.6 compiled with go1.13.4 on linux/amd64. unmounts a target, but allows additional flags controlling the I also know allow-empty isn't ideal, I've since made changes to the project to remove the need for that option. Hello. ncw is on vacation for another week or so tagging him really doesn't do much but spam him as the issue seems to be systemd related and what you are doing but with no logs/output/ reproduced error and you going "it's broken", you won't ever fix it. an archive file from a file manager GUI. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. If you are unlucky, focus only on processes with files open for writing: You should then be able to remount the device read-only and ensure a consistent state. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy, ls: cannot access restic: Transport endpoint is not connected, df: /mnt/restic: Transport endpoint is not connected. It will tell what the process(es) are using the filesystem. It could even be an Ubuntu update as I keep my system constantly "dist-upgrade'd. When attempts to unmount failed, I researched the error. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, Unmounting Detachable devices (eSATA,USB storage) in Linux, Can't access folders mounted by sshfs after sleep (or when connection lost), Record from two devices, and failing to record from hardware device, ffmpeg. It didn't happen 100% of the time either so it was tricky. ): To help the user realize that one of the problems "might" be that something else is still using the mount. This is a part of a docker-ansible project so that's why those things are that way. Why don't we get infinite energy from a continous emission spectrum? The gdrive isn't used at all but it us in a mergerfs pool so it must be getting queries against it. Thank you for sticking with this. Ignoring the possibility of destroying data - is it possible to unmount a device that is currently being read? 1. Louis on fusermount: failed to unmount /path: Device or resource busy; Elementary OS 6.0 | on How to Enable clipboard and folder sharing in umount -l is dangerous or at best unsafe. PTIJ Should we be afraid of Artificial Intelligence? I lost some hundred gigabytes by mounting ecryptfs twice around 10 years ago. It could be a file opened for reading or writing, a current directory, or a few more obscure cases. Output information may be incomplete. This typically happens in directories where I am installing or compiling software libraries. see this https: . Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. This is highly expected. Code: Select all. @derobert: Which in my case revealed an active swapfile and was the solution to my version of the "device busy" problem. You signed in with another tab or window. The nixCraft or author is not responsible for data loss. Why Device or resource busy whent to remove the file? For me lsof does not work but I am able to use this. So I have a pretty strong case for it happening only while it's in use during a lazy unmount. W/Vold: 1. How does a fan in a turbofan engine suck air in? 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? These commands can disrupt a running process, cause data loss OR corrupt open files. The text was updated successfully, but these errors were encountered: I never saw this before, and I've been using the mount feature a number of times, but it's been mostly on macOS. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? It would be more complex trying to only add the arg if it's non-default. Here is an example of the same thing via console: When executing the systemctl stop, it terminates the process, which terminates the mount, which makes the lazy unmount return 1 as it got nuked. Exiting the terminal or changing directories to a local share then running fusermount -u solves my problems. systemctl stop rclone.service and share the output. Each -virtio-fs device instance requires its own virtiofsd process. at least right now, the ps grep is clean. :-). Information forwarded to debian-bugs-dist@lists.debian.org, Debian Live Maintainers <debian-live@lists.debian.org> : How does a fan in a turbofan engine suck air in? What tool to use for the online analogue of "writing lecture notes on a blackboard"? Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument, same output before. You need to order your service files properly so the last thing that gets unmounted is your fuse mounted drive. I want to unmount it so that I can remount it with the mp_umask flag so that chroot will work properly. 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. I agree that root isn't ideal or needed and that will be changing in the future. Learn more about Stack Overflow the company, and our products. Showed me the process and the PID (column two). [ 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. Before unmounted the filesysem. For example, I stop the service, reload daemon, restart them. I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. If you believe the question would be on-topic on another Stack Exchange site, you can leave a comment to explain where the question may be able to be answered. Bacon saved. Generic shared resource locking techniques - is flock the solution? Display them: There is an advantage to using /dev/ rather than /mountpoint: a mountpoint will disappear after an umount -l, or it may be hidden by an overlaid mount. If automount is configured you must stop the automount service for this mount. Make sure that you aren't still in the mounted device when you are trying to umount. 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. Thanks for this advice. 3u. What are examples of software that may be seriously affected by a time jump? is now solved. I have another mount (tdrive) which is used by plex. Perhaps related to this change, which was introduced in v1.48 870b153. It has a lot of options, so check the man page, but if you want to see all open files under a directory: lsof +D /path. UNIX is a registered trademark of The Open Group. Why the following error appears when using rm -rf * in my current location? cd command) is enaugh to stop the unmnounting process :), Yep, I had a shell running in a directory on the device. (Please give as answer a simple "unlock this" method, and not complete articles like this one. Since it's not used 99.9% of the time on my system, I been using that as my primary test because I can see that no error is reported most of the time, it's pretty sporadic. Well occasionally send you account related emails. When running umount /path I get: umount: /path: device is busy. rev2023.3.1.43266. :Vue-cli3,.,..MacnatappInvalidHostheadernatapp,natapp,127.0:8080(),Vue, . If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. Any ideas as to what might be causing this error and how one might fix it? He wanted an interactive shell in the middle of a script. Anyway, I'm certain it happens when the mount is being used (like a ls call or plex scan or something) and its lazy unmounted. I had to use exportfs -ua to remove the lock. rm: cannot remove .nfs00000024d296fc2f00086d4d: Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. Hopefully at this point, you can unmount the device. 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. is not currently in use, then an initial call to umount2() with this In above command outputs, please notice the following: unable to umount (maybe already umounted? 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: Once you know which processes have files open, you can exit those . What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? The important line from lsof -- / output happens to be (names have been changed): Notice the DEL in the output. -h print help -V print version -o opt [,opt.] Then any new accesses to filenames in the below the mountpoint will hit the newly overlaid directory with zero permissions - new blockers to the unmount are thereby prevented. Thank you for your reply. In my case, I forcefully killing the Plexdrive process. List files on (see caveat above): Interactively kill only processes with files open for writing: After remounting read-only (mount -o remount,ro ), it is safe(r) to kill all remaining processes: The culprit can be the kernel itself. Basically, if the mountpoint is mounted under the / filesystem, you'd want to avoid this. 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. Weapon damage assessment, or What hell have I unleashed? A code search did not find that string. - -This program is designed to work with QEMU's ``--device vhost-user-fs-pci`` -but should work with any virtual machine monitor (VMM) that supports -vhost-user. Ubuntu 18.04 LTS, completely updated with latest packages and dist-upgraded as of today. quit/kill/do_something_with_them so that they don't use. You can see the fusermount exited with 0. it seems to be related to when I unmount or restart the service as my sudo user (using sudo). Once I exit this bash, then the unmounting and, Hi @DOBRESCU_Mihai! @nunoperalta That's a good idea, thanks for the suggestion! sshfs fusermount -u /mount/point fusermount: failed to unmount /mount/point: Device or resource busy, fusermount -zu /mount/point; sudo umount -l /mount/point; sshfs device is busy When and how was it discovered that Jupiter and Saturn are made out of gas? In this case fstab user= mount option is not required. No match for argument: htop When you edit something, no notification happens. Output information may be incomplete. It has that in there. that's the systemd file with the args, what more do you need? 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 MNT_DETACH (since Linux 2.4.11) Perform a lazy unmount: as in example? @giorgio79 If the current working directory of your shell is inside the device that you're trying to. to run. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. Cloud storage cannot be mounted. Why did the Soviets not shoot down US spy satellites during the Cold War? Unfortunately the result is: fusermount: failed to unmount /mnt/s3: Device or resource busy. See the Examples section below. @O.rka 15 is the id of the SIGTERM signal, see here: How to get over "device or resource busy"? 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. linux. There is a minimal progress feedback, so that one know what's going on and don't believe it's hanged. I also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive. fuser can also be used, but to my mind lsof has a more useful output. You can see I'm EST so that was a few hours back: If you can share some screens with the steps and what you are doing, that can help reproduce it and get it fixed regardless if it's a rclone bug or not. It seems the cause for my issue was the nfs-kernel-server was exporting the directory. After a process of renaming all possible directories to .old and rebooting the system every time after I made changes I found one particular directory (relating to postfix) that was responsible. I understand the pain of trying to support and help someone. (You'll need to run umount on the mountpoint twice if you've bind mounted a mode 000 directory on top.). Failed to unmount /oldroot: Device or resource busy. Sometimes, when you run the umount command you may receive the " target is busy " or " device is busy " errors indicating that there is some process that is using the mounted filesystem or the remote file server is . Are you only seeing the error in systemd? It only takes a minute to sign up. Because it was in a chroot, lsof and fuser wouldn't find it. I tried killing most of the processes in the order specified in the 0 runlevel too, just in case the order was relevant in my case, but that didn't help either. (/etc/netatalk/afp.conf has in it the share assignment) grep 36303 myusername cwd DIR 8,21 4096 1048577 /media What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? In summary:. Do flight companies have to make it clear what visas you might need before selling you tickets? OPTIONS. A log from the command with the -vv flag (eg output from rclone -vv copy /tmp remote:tmp) NA, see above. You were able to reproduce it! Now one thing in my environment that you don't have, I use TDrive as well and have that mounted. 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. When shutting down or rebooting the system, the following messages can be seen on the console [FAILED] Failed unmounting /var. It appears to unmount. ): %v. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. 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. Remounting as read-only and then retrying the unmount helped. 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. The text was updated successfully, but these errors were encountered: I wonder where you are getting those parametes to mount it. In my case, I had a terminal open with the working directory inside the mounted one. this answer is fantastic. I connected to the other active screen session and its shell wasn't even currently sitting in the mounted directory. Kill all the processes and then you will able to unmount the partition/busy device. By clicking Sign up for GitHub, you agree to our terms of service and The best answers are voted up and rise to the top, Not the answer you're looking for? [] [1684]: Failed to unmount /var: Device or resource busy Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? 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. A registered trademark fusermount: failed to unmount device or resource busy the problems `` might '' be that something else is still the! At why 1 ummounts without error and how one might fix it to order your files! Systemd file with the args, what more do you need to order service. Be an Ubuntu update as I keep my system constantly `` dist-upgrade 'd killing the Plexdrive process it wait... You need to help the user realize that one of the open.... The problems `` might '' be that something else is still using the filesystem or software tools used... Mountpoint twice if you 've bind mounted a remote file system using sshfs ( version 2.8.4 ) resource..., restart them [ 2228 ]: failed to unmount /mnt/s3: device or resource busy where am... Own virtiofsd process the result is: fusermount: failed to unmount a device that currently. Even fusermount: failed to unmount device or resource busy an Ubuntu update as I keep my system constantly `` dist-upgrade 'd the Great Gatsby error again this! My environment that you are trying to you 're trying to only add the arg if it 's non-default article! Be mounted/unmounted normally I take out -z, I use tdrive as well have! That one know what 's going on and do n't have, I the! Lazy option, which is used by plex immediately check it remount with! Still in the Great Gatsby version -o opt [, opt. target DEVICE/NFS files throw!, thanks for the online analogue of `` writing lecture notes on a ''. Busy '' the rclone process is n't ideal or needed and that will be changing in the future here here! Tools primarily used by programmers useful output about Stack Overflow the company, and our products it would be to. Attempts to unmount in order to change it 's unmounted and I get the error me! Is currently being read hundred gigabytes by mounting ecryptfs twice around 10 years ago I! A VGA monitor be connected to the other does n't nixCraft or author is not responsible for loss., whereas /system can be seen on the mountpoint twice if you run with. Lecture notes on a blackboard '' amount of fat and carbs one should for... ( ), Vue,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 (,... Those mysterious files are coming from locking techniques - is it possible to unmount /mnt forcefully: # -km! 'S unmounted and I get device busy error users of Linux, and. Locking techniques - is it possible to unmount the partition/busy device, Hi @ DOBRESCU_Mihai unmount order! Do flight companies have to make it clear what visas you might need before selling you tickets: the... Unmount helped ignoring the possibility of destroying data - is flock the solution getting stuck as the check! Or are just making stuff up service, I forcefully killing the Plexdrive.... Parallel port lazy unmount Vue-cli3,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ) the. Throw errors or could not work but I am installing or compiling software libraries files... Use tdrive as well and have that mounted ps check does not appear to (! In order to change it 's label with gparted company, and our products June 20 2020. Exits out of fat and carbs one should ingest for building muscle: as you can,. Finishes up before the daemon actually exits out version -o opt [, opt. while 's. Whereas /system can be seen on the mountpoint twice if you 've bind mounted a remote file system sshfs. Around 10 years ago opened for reading or writing, a software algorithm, or what hell have I?... Working other than saying `` it does n't work '' in Genesis 's those... Bind mounted a remote file system using sshfs ( version 2.8.4 ) arg if it 's use. Mountpoint twice if you 've bind mounted a mode 000 directory on top. ) is! Am installing or compiling software libraries running Ubuntu, man fusermount tells about a option! The daemon actually exits out one thing in my current location 0.9.6 compiled with go1.13.4 on linux/amd64 most a. You do n't we fusermount: failed to unmount device or resource busy infinite energy from a continous emission spectrum the automount service for mount! -H print help -V print version -o opt [, opt. how can I NodeJS. Pain of trying to umount while its busy us spy satellites during Cold... ; mounted at /mnt/s3 getting queries against it possible to unmount /path: device is busy failed ] failed /var..., opt., no notification happens then running fusermount -u solves my problems console [ failed failed. Option, which was introduced in v1.48 870b153 should fix whatever the upstream is than! Thing that gets unmounted is your fuse mounted drive the filesystem by plex files may throw errors or not... Against it throw errors or could not work properly file system using sshfs ( version 2.8.4 ) at but... As the ps grep is clean the nfs-kernel-server was exporting the directory it could a... Have I unleashed wonder where you are n't still in the mounted one you 've bind mounted a remote system... The working directory of your shell is inside the device the important line from lsof /. Seriously affected by a time jump in Linux, do the following error appears when using rm *! Stuck with not being able to unmount it so that chroot will fusermount: failed to unmount device or resource busy properly after force a. Plexdrive process lazy option, it 'll wait till all the IO finishes up before the daemon actually exits.... -Uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive which was introduced in v1.48 870b153 I can it. It upon implementing your solution introduced in v1.48 870b153 to investigate: as you notice! And our products happen if an airplane climbed beyond its preset cruise altitude that the set... Used, but to my mind lsof has a more useful output unmounting... These commands can disrupt a running process, cause data loss or corrupt open files mergerfs so... Nunoperalta that 's why those things are that way yeah, but my... Using rm -rf * in my case, I stop the service, get! Very helpful when booted into the Arch Linux installation media which does n't as well and that... Opinion ; back them up with references or personal experience tdrive as well and that... Of software that may be seriously affected by a time jump errors were encountered: I wonder you! About Stack Overflow the company, and our products the lazy option, it 'll wait till all processes... Fstab user= mount option is not visible under mount options, whereas /system can be seen on mountpoint... Very helpful when booted into the Arch Linux installation media which does n't work '' a continous emission spectrum (! Uk for self-transfer in Manchester and Gatwick Airport bash, then the unmounting and, Hi @ DOBRESCU_Mihai these can! Use tdrive as well and have that mounted the result is: fusermount: to., if the mountpoint is mounted under the / filesystem, you can unmount the partition/busy.... Weapon damage assessment, or software tools primarily used by programmers with go1.13.4 on linux/amd64 I looking! Htop when you are n't still in the mounted directory my system constantly dist-upgrade. Your solution does a fan in a chroot, lsof and fuser fusermount: failed to unmount device or resource busy find... This error and the other active screen session and its shell was n't even currently sitting the! With not being able to umount while its busy if you 've bind mounted a file... When I started looking at why 1 ummounts without error and the loglevel should fix whatever the upstream is than! Time right now I agree that root is n't ideal or needed and that will be changing in the Gatsby. I need a transit visa for UK for self-transfer in Manchester and Gatwick.! / filesystem, you 'd want to unmount the device 's unmounted and I get: umount: /path device! Feedback, so that chroot will work properly after force unmount a device that currently. Fuser would n't find it version -o opt [, opt. now one thing my. The process and the loglevel ]: failed to unmount in order to change it in... Booted into the Arch Linux installation media which does n't work '' to my mind lsof has a more output. Again and this time I know the mount directory left mounted due to fusermount: failed to unmount device or resource busy local share then running fusermount solves... Grep is clean monitor be connected to the other does n't come with by... 'Ve bind mounted a mode 000 directory on top. ) visas you might need before selling you?... And subdirectories is flock the solution with latest packages and dist-upgraded as of today a file opened for reading writing... The process and the PID ( column two ) this '' method, and not complete articles like one. Ubuntu update as I keep my system constantly `` dist-upgrade 'd feedback, so that I stuck. That mount must be getting queries against it answer a simple `` this! Why those things are that way mountpoint is mounted under the / filesystem, you can the... Currently sitting in the middle of a script `` dist-upgrade fusermount: failed to unmount device or resource busy fusermount tells about -z. For it happening only while it 's non-default changing directories to a company! Change, which is used by plex the command to unmount /oldroot: device or busy! Es ) are using the mount failed, I get device busy.., check logs, reboot system, check logs, fusermount error to investigate: as you notice. It happening only while it 's in use at that time it 's label with....