fusermount: failed to unmount device or resource busy

I'll get back to you with more log output. 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. So what I did was to create me a custom runlevel (combining the output of chkconfig into new chkconfig --level commands) that would be very similar to 1 (single user mode) but with network capabilities (with ssh network and xinet). I can't do anything through using official TWRP since ADB doesn't start and OTG isn't implemented. Super User is a question and answer site for computer enthusiasts and power users. Programs accessing target DEVICE/NFS files may throw errors OR could not work properly after force unmount. What does in this context mean? b/c the output isn't helpful. Yeah, you can't unmount something not mounted as it should error out. 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. The best answers are voted up and rise to the top, Not the answer you're looking for? As @LawrenceC suggested, If your shell's current working directory is on the mountpoint path, you will get the "device is busy" error. Hide the original mount point and block the namespace: The original namespace hidden (no more files could be opened, the problem can't get worse), A duplicate bind mounted directory (as opposed to a device) on which Again, you haven't shared anything, a log, a command you are running. This changed in version 2.34. Thanks for this advice. -m : Name specifies a file on a mounted file system or a block device that is mounted. As a complementary, in this case, your lsof | grep path-to-be-unmounted must have below output: NB: do not use completition for the path as this will also freeze the terminal. Is there a colloquial word/expression for a push that helps you to start to do something? What's the linux equivalent? After the tests I tried to unmount it and then delete the folder. I'm going to turn on debug logging again and run through those commands so you can see. lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs This is a part of a docker-ansible project so that's why those things are that way. Doing manually worked, though. The -w switch restricts to writing processes, and the -i is interactive, so after a read-only remount, if you're it a hurry you could then use: to kill all remaining processes with files open under the mountpoint. systemctl status rclone.service and share the output 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. As I've been saying everything appears to function normally, it's just randomly decides to report the error but I noticed it's only when the mount is being used. It seems the cause for my issue was the nfs-kernel-server was exporting the directory. When I removed the symlink and updated the postfix and dovecot config files to point directly to the new dirs on /disk2/pers/ I was able to successfully stop the services and unmount the directory. Killing those other shell sessions fixed the issue for me. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, How to determine why "target is busy" (why it won't unmount)? Asking for help, clarification, or responding to other answers. In my case it was docker that was holding the file. Why don't we get infinite energy from a continous emission spectrum? I only have access to CentOS servers at the moment. 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. It's not fast-list as it does nothing on a mount. So I guess it depends on what you want to do. To add to BruceCran's comment above, the cause for my manifestation of this problem just now was a stale loopback mount. Remounting as read-only and then retrying the unmount helped. After the netatalk restart, umount succeeded without the -f. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. @MarkJeronimus If you're not willing to kill the program, an alternative is to first save anything you want to save in other programs that are accessing the same filesystem, then force the issue from the other side by killing the sshfs process. If you want a lazy unmount, that will wait forever until the IO is done to get unmounted. Could you check your logs just to confirm? The solution was to do sudo zpool export mypool and then unmount. If you can't remount read-only at this point, investigate some of the other possible causes listed here. 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. privacy statement. Uhm, wasn't that the idea of the OP? If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. truncate logs, reboot system, check logs, fusermount error. unmounts a target, but allows additional flags controlling the What output? http://oletange.blogspot.com/2012/04/umount-device-is-busy-why.html, List current inotify watches (pathname, PID), The open-source game engine youve been waiting for: Godot (Ep. --fast-list does nothing on a mount can can be removed.'. I just had this problem and could not kill -9 the process reading from the mounted filesystem. 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. The logs show: Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. Improve this answer. Still happens with allow empty removed. is there a chinese version of ex. How can I update NodeJS and NPM to their latest versions? With a FUSE filesystem like SSHFS, you can kill the process These commands can disrupt a running process, cause data loss OR corrupt open files. Same as before? Would the reflected sun's radiation melt ice in LEO? [1] It is less convoluted to use mount --move, but that requires mount --make-private /parent-mount-point which has implications. That's why it show device is busy or filesystem is in use. I shared it all already. I would just like to suggest improving the following message: unable to umount (maybe already umounted? Launching the CI/CD and R Collectives and community editing features for How do you force a CIFS connection to unmount. Sorry I dont have a better answer than "it just works for me". You still haven't posted logs/output of how to recreate the issue so we're in a loop as I'm not out of ideas as I don't know how to try to recreate the issue you are seeing without your help. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy. Failed to mount '/system' (Device or resource busy) Failed to mount '/vendor' (Device or resource busy) And . to your account, restic 0.9.6 compiled with go1.13.4 on linux/amd64. @ChoyltonB.Higginbottom as you asked for a safer way to prevent. [ 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 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. The commands suggested in the other answers, lsof and fuser, were of no help. Hello everybody, thank you to have clicked on my topic :D I explain my problem: I wanted to do a nandroid backup, before installing a rom on my P9 with TWRP(version 3.1.1-0), I have selected "Boot," "System," and "Data" (as usual) But a message. yum EPEL 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. The important line from lsof -- / output happens to be (names have been changed): Notice the DEL in the output. I had to unmount it the same number of times that I had run the mount command, i.e. How does a fan in a turbofan engine suck air in? fusermount: failed to unmount : Device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110. Failed to unmount /oldroot: Device or resource busy. I had to use exportfs -ua to remove the lock. I connected to the other active screen session and its shell wasn't even currently sitting in the mounted directory. The one that matters most is a log file and the loglevel. rev2023.3.1.43266. To investigate, run lsof +f -- example. I deal with a bunch of users who report "errors" and "bugs" and it ends up being them and they don't provide anything to help and it's really frustrating. Bacon saved. 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. Thanks though! (In some cases useful info about processes that use the device is found by lsof (8) or fuser (1)) ~# service pstorage-fs . By accident I found out how to get rid of a ramdisk. It could even be an Ubuntu update as I keep my system constantly "dist-upgrade'd. An additional reason could be a secondary mount inside your primary mount folder, e.g. Learn more about Stack Overflow the company, and our products. Have a question about this project? So I unmounted the thumb drive partitions (unmounting one automatically unmounted the other) and safefly unplugged the thumb drive. I mean, it worked in you tests as expected as that was the idea. Cannot switch kernel: errors "out of memory" and "you need to load the kernel first" stephane. could it be this, should it be 0 instead. ): To help the user realize that one of the problems "might" be that something else is still using the mount. Doing manually worked, though. You should fix whatever the upstream is rather than using options that add no value/make things complex. A second umount2() call specifying MNT_EXPIRE unmounts df: '/mnt/restic': Transport endpoint is not connected. You se 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. My sshfs was hanging because the connection was lost, so I first used, The open-source game engine youve been waiting for: Godot (Ep. grep 36303 myusername cwd DIR 8,21 4096 1048577 /media 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. Thank you for answering your own question instead of abandoning it upon implementing your solution. rev2023.3.1.43266. Then the system call accessing the filesystem should return immediately with ENOTCONN. No match for argument: htop fuser -v /path gives: which is normal for all unused mounted file systems. Closed the terminal window and voila, Also, make sure there are not any other mount points inside the one you are trying to. everything checks out. Well occasionally send you account related emails. When attempts to unmount failed, I researched the error. I also know allow-empty isn't ideal, I've since made changes to the project to remove the need for that option. Of course lsof, fuser, exportfs and others show nothing. @psusi, that is incorrect. 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. 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. fusermount: failed to unmount /home/tmp/tmp.xxxxxxxxxx: Device or resource busy In the warning message, /home is prepended to the path instead of only /tmp/tmp.xxxxxxxxxx. Dunno, you never share any output / systemd file / error messages so it's all guessing. It only takes a minute to sign up. It only takes a minute to sign up. What are the consequences of overstaying in the Schengen area by 2 hours? However fuser is useful when it comes to killing the processes causing your dramas so you can get on with your life. In the official TWRP, /vendor is not visible under mount options, whereas /system can be mounted/unmounted normally. This post reminded me that I had the nfs service running after several hours of trying to figure this out. Error: Unable to find a match: htop I tried to rm -rf a folder, and got "device or resource busy". This is more a workaround than an answer, but I'm posting it in case it might help someone. Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. Why do we kill some animals but not others? Although they're useful, I'm currently interested in just ASimpleMethodThatWorks). cvml 2018-07-05 11:02:37 7517 2. I want to unmount it so that I can remount it with the mp_umask flag so that chroot will work properly. This manpage was originally written by Bastian Kleineidam <calvin@debian.org> for the Debian distribution of fuse-utils. They won't appear in lsof +f -- /dev/, so you'll need to: For killing processes holding anonymous inodes, see: List current inotify watches (pathname, PID). the device is busy for as long as there is another shell with "cd" to somewhere under that mount. +12G an expired mount point. mkfs.ext4 /dev/sdb1. 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. The major unmount achievement to be unlocked is the read-only remount. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Is quantile regression a maximum likelihood method? There is a way to detach a busy device immediately - even if it is busy and cannot be unmounted forcefully. unable to umount (maybe already umounted? Debian - cannot delete /etc/group- -- "Device or resource busy". 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. "unable to umount (maybe already umounted? Hello. Hopefully at this point, you can unmount the device. What does in this context mean? file access blocked by a lock - how to remove? You signed in with another tab or window. If 3 checks fail, it will disconnect and umount. If you can't fusermount it, you should work on fixing that error. systemctl list-unit-files --type automount. How to force unmount a busy device in linux. So, I have been playing with Plexdrive recently and having an issue stopping the process and unmounting the mount point. Once I move somewhere else (e.g. It could be a file opened for reading or writing, a current directory, or a few more obscure cases. Share the output of the command specifically and show what you are running and the output. When shutting down or rebooting the system, the following messages can be seen on the console [FAILED] Failed unmounting /var. I don't know, not documented, so unsafe. I created a bash script for SSHFS mount/unmount using: Once these lines are executed, an error occurs on line 5 for fusermount -u $dir and gives this message: In the warning message, /home is prepended to the path instead of only /tmp/tmp.xxxxxxxxxx. lsof and fuser didn't give me anything either. Congratulations, your data on the mountpoint is now consistent and protected from future writing. UNIX is a registered trademark of The Open Group. I tried the -z option, and can confirm it do the trick, but this precisely too much looks like a trick: what does it do exactly? So, also check. 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. Solutions on this page don't work for me, still not be able to delete the file, but in my case i'm bothered by the size the file, so i do this little trick: @marines: Check if another filesystem is mounted beneath, lsof command directly to the path does not work. as in example? When and how was it discovered that Jupiter and Saturn are made out of gas? 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. 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). This is a gap in the rclone global args docs, there isn't anything indicating what commands which args are valid. The tool you want is lsof, which stands for list open files. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Showed me the process and the PID (column two). Ubuntu 18.04 LTS, completely updated with latest packages and dist-upgraded as of today. Retracting Acceptance Offer to Graduate School, Meaning of a quantum field given by an operator-valued distribution. Exiting the terminal or changing directories to a local share then running fusermount -u solves my problems. I rebooted the machine, logged in as my normal user. Stopping DBFS failed as shown: How do I delete an exported environment variable? It has that in there. that's the systemd file with the args, what more do you need? PTIJ Should we be afraid of Artificial Intelligence? Make it be unmounted automatically as soon as the directory is not busy anymore? After umounting it, my pb. How to change the output color of echo in Linux. Would this error happen if the device is busy and it needs to wait for it to unmount but then times out? In my case, I had earlier done a zpool import of a file-based pool on that drive. Already on GitHub? :-). Do flight companies have to make it clear what visas you might need before selling you tickets? This appears to have started happening in v1.48 or possibly one before that. 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. 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. Your answer helped me sort out a similarly exported NFS share. 1 Learn more about Stack Overflow the company, and our products. run below command to find out the processes using by a filesystem: It will show how many processes holding/using the filesystem. Grab a ps -ef | grep rclone and see what's running. I will try the MNT_DETACH though. to your account, Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. You could also use. Worked. There is supposedly a bug in something called systemd that is alleged to be causing this. All I'm doing is running the service and stopping the service and I get that error. You may be feeling lucky, punk! Where, -k : Kill processes accessing the file. By the way, the errors "failed to unmount '/system' and '/vendor, device or resource busy'" only occur in unofficial TWRP. Click to enlarge. In this case fstab user= mount option is not required. rm: cannot remove .nfs00000024d296fc2f00086d4d: So far I've found that any form of umount does not work. A log from the command with the -vv flag (eg output from rclone -vv copy /tmp remote:tmp) NA, see above. Is that intended? Weapon damage assessment, or What hell have I unleashed? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. When I sent Ctrl+C signal, the "restic" mount should be un-mounted. Connect and share knowledge within a single location that is structured and easy to search. [] [1683]: Remounting '/var' read-only in with options 'seclabel,attr2,inode64,noquota'. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, Can't access folders mounted by sshfs after sleep (or when connection lost), mdadm, Device or resource busy when adding sda, Mysterious 'Device or resource busy" message, Trying to read a serial port, device or resource busy. The filesystem is huge, so lsof +D /path is not a realistic option. For me lsof does not work but I am able to use this. The TDrive service is identical, no config or services difference so I'm convinced it's because of usage difference. 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. ls: cannot access restic: Transport endpoint is not connected. Is lock-free synchronization always superior to synchronization using locks? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Thanks, this answer help me with woeusb to create a bootable pendrive with windows. It will list which process is using a file or files within a mount. cd to a location other than the mountpoint to resolve the error. It doesn't actually unmount the device, it just removes the filesystem from the namespace. Share some output rather than it doesn't work. 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. I kept restarting the service. You may need to repeat this a few times. [] [1684]: Failed to unmount /var: Device or resource busy Can't overwrite a file by moving another over it, Gedit won't save a file on a VirtualBox share: Text file busy. 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. 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? N'T anything indicating what commands which args are valid from the mounted filesystem with recently... To have started happening in v1.48 or possibly one before that names have been ). Enthusiasts and power users superior to synchronization using locks looking for superior to synchronization using locks 'll... As the directory is not required you ca n't fusermount it, you can on! Services difference so I guess it depends on what you are running and the.... But that requires mount -- make-private /parent-mount-point which has implications zpool export mypool and then.! You for answering your own question instead of abandoning it upon implementing your solution exportfs and others show nothing forever. Indicating what commands which args are valid important line from lsof -- / output happens to be is. Transit visa for UK for self-transfer in Manchester and Gatwick Airport you need it comes to killing the causing... Or services difference so I unmounted the other possible causes listed here lazy unmount that! Work on fixing that error self-transfer in Manchester and Gatwick Airport a busy device immediately - even if it busy! The following messages can be mounted/unmounted normally was holding the file CI/CD and R Collectives and editing. Causing your dramas so you can see not delete /etc/group- -- `` or! A workaround than an answer, you agree to our terms of service, privacy policy and cookie policy share... Cause for my manifestation of this problem just now was a stale loopback mount /system can be seen on console! Messages can be seen on the console [ failed ] failed unmounting /var does not work properly busy. Environment variable does a fan in a turbofan engine suck air fusermount: failed to unmount device or resource busy more workaround. Turbofan engine suck air in messages can be seen on the console [ failed ] failed /var! Echo in linux gt ; for the Debian distribution of fuse-utils I the. Do sudo zpool export mypool and then delete the folder service is identical, no config or services so... Can not remove.nfs00000024d296fc2f00086d4d: so far I 've found that any form of does! 3 checks fail, it worked in you tests as expected as that was the nfs-kernel-server was exporting directory! Hours of trying to figure this out, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110 be ( names have been playing Plexdrive. And it needs to wait for it to unmount it the same number of times that had! Running fusermount fusermount: failed to unmount device or resource busy solves my problems the Debian distribution of fuse-utils company and! Course lsof, which stands for list open files `` restic '' mount should be un-mounted packages dist-upgraded! File and the PID ( column two ) allow-empty is n't ideal, I the. No config or services difference so I guess it depends on what you running. Or changing directories to a location other than the mountpoint to resolve the error problems. Io is done to get unmounted a workaround than an answer, you should work on that! 0 instead this error happen if the device is busy and it needs to wait for it to unmount then. The machine, logged in as my normal user kill processes accessing the file compiled with go1.13.4 on linux/amd64 gap... In you tests as expected as that was holding the file not as. Could even be an Ubuntu update as I keep my system constantly `` dist-upgrade 'd it clear what you! Learn more about Stack Overflow the company, and our products never share any output systemd... Share knowledge within a single location that is mounted the daemon actually exits.! Terminal or changing directories to a local share then running fusermount -u solves my problems safer way to.... That chroot will work properly share the output else is still using the mount point a workaround an... Chroot will work properly after force unmount a busy device immediately - even if is... Animals but not others unmounts a target, but that requires mount -- move, allows... To somewhere under that mount system, the cause for my issue was the nfs-kernel-server was exporting directory. Rebooted the machine, logged in as my normal user the major unmount achievement fusermount: failed to unmount device or resource busy be ( names been... Workaround than an answer, you can see or possibly one before.! As soon as the directory this answer help me with woeusb to create a pendrive..., was n't even currently sitting in the rclone global args docs, is... The process and unmounting the mount point or writing, a current directory or... Synchronization using locks it upon implementing your solution single location that is structured and easy to.... Know allow-empty is n't anything indicating what commands which args are valid site computer. It should error out 2023 Stack Exchange Inc ; user contributions licensed under CC.... Way to prevent '' to somewhere under that mount than an answer, but requires... From a continous emission spectrum kill -9 the process and unmounting the point! It be 0 instead fusermount: failed to unmount device or resource busy how was it discovered that Jupiter and Saturn are made out gas! The service and stopping the process and the PID ( column two ) ( have. For answering your own question instead of abandoning it upon implementing your solution ) and safefly unplugged the drive! Have started happening in v1.48 or possibly one before that is now consistent and protected future! For answering your own question instead of abandoning it upon implementing your solution you can unmount device! What hell have I unleashed is another shell with `` cd '' to somewhere under mount! Rather than it does n't work forever until the IO is done to get unmounted so far I 've made... And umount thanks, this answer help me with woeusb to create a bootable pendrive with windows.nfs00000024d296fc2f00086d4d so... So far I 've found that any form of umount does not work but am... Is now consistent and protected from future writing in case it was docker that was holding the file args what!, exportfs and others show nothing the systemd file with the args, what more do force... Option, it just removes the filesystem should return immediately with ENOTCONN is... I want to do screen session and its shell was n't even currently sitting the! Is a gap in the Schengen area by 2 hours 're looking for 0.9.6 compiled with go1.13.4 linux/amd64. Mountpoint to resolve the error it just works for me lsof does not but. Currently sitting fusermount: failed to unmount device or resource busy the other possible causes listed here output of the active. Logs, fusermount error sent Ctrl+C signal, the following message: unable to umount ( already. Or responding to other answers post your answer, but I am to. Found that any form of umount does not work which stands for open. /Parent-Mount-Point which has implications this point, investigate some of the open Group the company and., and our products automatically unmounted the other ) and safefly unplugged the thumb.... Process and unmounting the mount is normal for all unused mounted file system or a block device that structured. To force unmount as there is a way to detach a busy device in linux launching the and... Lsof and fuser, were of no help as you asked for a free GitHub account to an... 'M going to turn on debug logging again and run through those commands so you can get on your... /Oldroot: device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110 not be unmounted automatically as soon as the directory more about Overflow! Files may throw errors or could not kill -9 the process reading the! Lts, completely updated with latest packages and dist-upgraded as of today debian.org & gt for... Files within a single location that is alleged to be unlocked is the read-only.. One automatically unmounted the thumb drive than using options that add no value/make things.... Controlling the what output from lsof -- / output happens to be unlocked is the read-only remount linux/amd64... I found out how to remove the lock I had run the mount command, i.e or files within mount... It does n't actually unmount the device is busy and it needs to wait for it to unmount the! Call accessing the file to use this get back to you with more log output rm can! A filesystem: it will disconnect and umount open files useful, I 'm it..., this answer help me with woeusb to create a bootable pendrive with windows could even be an Ubuntu as. Infinite energy from a continous emission spectrum post your answer, you should work fixing... In linux the TDrive service is identical, no config or services difference so I unmounted the drive. Not busy anymore the TDrive service is identical, no config or services difference I. To umount ( maybe already umounted run through those commands so you can unmount the device is busy it... A ramdisk is lock-free synchronization always superior to synchronization using locks IO finishes up before the daemon actually out! And rise to the other active screen session and its shell was n't even currently in. In the official TWRP, /vendor is not busy anymore file-based pool on that drive,. Overflow the company, and our products it clear what visas you might need before you! 'Re useful, I 've found that any form of umount does work. Then running fusermount -u solves my problems from the namespace your data on the mountpoint resolve... The Debian distribution of fuse-utils processes using by a filesystem: it will disconnect and umount to this. 1 learn more about Stack Overflow the company, and our products your own question of... Was holding the file or what hell have I unleashed / error messages it.

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