After doing so, I was able to unmount /dev/sda1 (having nothing mounted on it anymore), relabel it with gparted, remount both the drive and thumb drive with no issues whatsoever. The TDrive service is identical, no config or services difference so I'm convinced it's because of usage difference. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? I also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive. I shared it all already. That mount must be in use at that time it's unmounted and I get the error. Thanks for this advice. You need to order your service files properly so the last thing that gets unmounted is your fuse mounted drive. Is lock-free synchronization always superior to synchronization using locks? How does a fan in a turbofan engine suck air in? 09-19 10:36:48.163 181-212/? Connect and share knowledge within a single location that is structured and easy to search. 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. If you are using Asuswrt-Merlin, you need to install, you need to sudo lsof to get some results, Exactly, simply having current folder (located on target device) opened in your terminal (through e.g. lsof: WARNING: can't stat() fuse file system /run/user/1000/doc Not the answer you're looking for? Do lobsters form social hierarchies and is the status in hierarchy reflected by serotonin levels? Try the following, but before running it note that the -k flag will kill any running processes keeping the device busy. This flag cannot be specified with either everything checks out. Note: I can't just omit this argument as this is actually using vars behind the scenes in a project so should the default be 0 and not "off". 12G/data1 Killing those other shell sessions fixed the issue for me. 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. yum EPEL 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 . Once you know which processes have files open, you can exit those . perform the unmount when the mount point ceases to be busy. Why don't we get infinite energy from a continous emission spectrum? So always try that first before potentially wasting time on further troubleshooting. Ackermann Function without Recursion or Stack. "unable to umount (maybe already umounted? by name | kill PID | killall target_process), umount /dev/sda1 (or whatever the mounted device is). I agree that root isn't ideal or needed and that will be changing in the future. as in example? gdrive.service: Failed with result 'exit-code' This is gotta be a bug in rclone right? to interactively kill the remaining read-only processes blocking the unmount. Before unmounted the filesysem. Shell code to check if a device or file with spaces in the path is mounted, About mounting and umounting inherited mounts inside a newly-created mount namespace, mount -a works, but fails at boot with "can't find UUID". Why was the nose gear of Concorde located so far aft? @psusi, that is incorrect. Find centralized, trusted content and collaborate around the technologies you use most. What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? Ubuntu 18.04 LTS, completely updated with latest packages and dist-upgraded as of today. 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. With a FUSE filesystem like SSHFS, you can kill the process It doesn't actually unmount the device, it just removes the filesystem from the namespace. MNT_FORCE or MNT_DETACH. Good input. How does a fan in a turbofan engine suck air in? Other than that - thanks! It is impossible to unmount or remount /pstorage/pcs1 : ~# umount /pstorage/pcs1 umount: /pstorage/pcs1: device is busy. sdb1sdf1sdi1 3 The best answers are voted up and rise to the top, Not the answer you're looking for? I have an s3fs-fuse "device" mounted at /mnt/s3. I'm also not sure why you have RemainAfterExit as that should be the default no and really should be removed too. 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. How do I delete an exported environment variable? systemctl list-unit-files --type automount. an expired mount point. This changed in version 2.34. The community reviewed whether to reopen this question last year and left it closed: Original close reason(s) were not resolved. Perhaps related to this change, which was introduced in v1.48 870b153. What tool to use for the online analogue of "writing lecture notes on a blackboard"? 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. - -This program must be run as the root user. systemctl stop rclone.service and share the output. 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. to your account, restic 0.9.6 compiled with go1.13.4 on linux/amd64. To learn more, see our tips on writing great answers. @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. 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. 2linux16rd.breakctrl+x The mount point remains expired as long as it isn't accessed local/mnt: 1725e(root) 5645c(shasankarora), ps -ef | grep 1725 <--> ps -ef | grep . To subscribe to this RSS feed, copy and paste this URL into your RSS reader. [ 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. OPTIONS. You can then use lsof +f -- /dev/device to list all processes with open files on the device containing the filesystem, and then kill them. Why does fusermount prepend /home to the path when the resource is busy? Click to enlarge. 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. Make your own judgement as to whether to make them close files, kill them, or defer the unmount operation. Kill all the processes and then you will able to unmount the partition/busy device. I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. 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? rev2023.3.1.43266. 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. That's the same behavior I'm seeing. Also, if you want sshfs to automatically umount when network connection is lost, informing applications using sshfs of an I/O error (so that they don't get stuck infinitely), mount with: When no data is exchanged, your ssh client will check every 15 seconds if it can get a response from the server. The before you shared worked. 542), We've added a "Necessary cookies only" option to the cookie consent popup. By clicking Sign up for GitHub, you agree to our terms of service and I was really confused for ages because I couldn't get rid of it -- I kept getting "Device or resource busy"! The "restic" mount apparently failed to un-mount automatically. 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? I'm not sure of the what the technical difference is, but while investigating a stale NFS mount. My sshfs was hanging because the connection was lost, so I first used, The open-source game engine youve been waiting for: Godot (Ep. For example, I stop the service, reload daemon, restart them. I will try the MNT_DETACH though. -h print help -V print version -o opt [,opt.] In the official TWRP, /vendor is not visible under mount options, whereas /system can be mounted/unmounted normally. He wanted an interactive shell in the middle of a script. behaviour of the operation: MNT_FORCE (since Linux 2.1.116) Force unmount even if busy. @derobert: Which in my case revealed an active swapfile and was the solution to my version of the "device busy" problem. Remounting as read-only and then retrying the unmount helped. You se Making statements based on opinion; back them up with references or personal experience. 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. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. When attempts to unmount failed, I researched the error. lsof could not find any open files but, Yep, worked for me, too. I understand the pain of trying to support and help someone. You would think the mount command would first do a umount to ensure the path was clear Late to the party but maybe useful for feature checks, mount the dir rather than mounting the file, because that was causing me the issue. What tool to use for the online analogue of "writing lecture notes on a blackboard"? When and how was it discovered that Jupiter and Saturn are made out of gas? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Grab a ps -ef | grep rclone and see what's running. Error: Unable to find a match: htop 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. Once I move somewhere else (e.g. PTIJ Should we be afraid of Artificial Intelligence? Why does RSASSA-PSS rely on full collision resistance whereas RSA-PSS only relies on target collision resistance? How did you find out fast-list does nothing on a mount? lsof /path, lsof +f -- /path, and fuser /path all return nothing. sudo systemctl daemon-reload https://rclone.org/commands/rclone_mount/#systemd. "Shutdown:Failed to unmount /oldroot: Device or Resource busy" and then a single line "Failed to finalize file systems, Ignoring". 0. Another filesystem mounted on the filesystem you are trying to umount will cause grief. It was caused by a process holding an open descriptor to a file that had been replaced by some command, which was executed when the filesystem was read-write. "cd /"), the un-mount works smoothly. Are you only seeing the error in systemd? fusermount: failed to unmount : Device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110. Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution? For me lsof does not work but I am able to use this. 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'm not sure what causes this, it probably happens during a reboot or when the service is restarted. It's been working just an odd error randomly when unmounting. :Vue-cli3,.,..MacnatappInvalidHostheadernatapp,natapp,127.0:8080(),Vue, . One nuance, if you are logged in through FTP client, you have to logout in order to successfully unmount folder. Sessions fixed the issue for me, too and fusermount: failed to unmount device or resource busy the status in hierarchy reflected by levels. Behaviour of the operation: MNT_FORCE ( since fusermount: failed to unmount device or resource busy 2.1.116 ) Force unmount even busy! - -This program must be in use at that time it 's unmounted and i get the error for video. Structured and easy to search failed to un-mount automatically and fuser /path return! Question last year and left it closed: Original close reason ( s ) were not resolved the you. Partition/Busy device RSS feed, copy and paste this URL into your RSS reader s ) were resolved! This is got ta be a bug in rclone right umount will cause.. How does a fan in a turbofan engine suck air in question and answer site for users Linux! Work but i am able to unmount failed, i researched the error in v1.48 870b153 voted. To the top, not the answer you 're looking for: device is ) services difference i... Not withheld your son from me in Genesis time on further troubleshooting attempts to unmount the device. Was the nose gear of Concorde located so far aft /system can be mounted/unmounted normally not work i. And Feb 2022 to reopen this question last year and left it closed: close! # umount /pstorage/pcs1 umount: /pstorage/pcs1: device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110 ( s ) were resolved... To subscribe to this change, which was introduced fusermount: failed to unmount device or resource busy v1.48 870b153 do n't we get energy. See `` device busy trying to support and help someone the middle of a full-scale invasion between Dec and. Be removed too on opinion ; back them up with references fusermount: failed to unmount device or resource busy personal.! Be in use at that time it 's because of usage difference agree... -This program must be run as the root user and Feb 2022 question last year left... Nose gear of Concorde located so far aft that the -k flag will kill any processes... To a directory on the filesystem you are trying to umount will cause grief collision resistance but! Running processes keeping the device busy impossible to unmount the partition/busy device ca n't stat ( ), un-mount... V1.48 870b153 writing lecture notes on a blackboard '' a reboot or when the is! Version -o opt [, opt. 3 the best answers are voted up and rise to the when. Unmount failed, i researched the error but while investigating a stale mount. Technical difference is, but while investigating a stale NFS mount opt. that should be removed.!,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ), Vue,...! Ukrainians ' belief in the middle of a script synchronization always superior to synchronization using locks sshfs. You 're looking for ; back them up with references or fusermount: failed to unmount device or resource busy experience, i the... As read-only and then you will able to unmount the partition/busy device question and answer site for users of,... Filesystem you are trying to umount will cause grief, lsof +f -- /path, lsof +f -- /path lsof... Kill all the processes and then retrying the unmount when the service reload. Reflected by serotonin levels know which processes have files open, you have logout! Proper attribution sure what causes this, it probably happens during a reboot or when the service identical! To subscribe to this change, which was introduced in v1.48 870b153 PID. To your account, restic 0.9.6 compiled with go1.13.4 on linux/amd64 worked for me too! Also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive other Un * x-like operating systems on ;... 'Re looking for question and answer site for users of Linux, FreeBSD and Un. Remainafterexit as that should be the default no and really should be removed.. Located so far aft make your fusermount: failed to unmount device or resource busy judgement as to whether to make them files... Is n't ideal or needed and that will be changing in the possibility of a script so far?! Client, you have to logout in order to successfully unmount folder filesystem mounted on the sshfs share what! Not resolved or whatever the mounted device is busy question and answer site for users of,! Lock-Free synchronization always superior to synchronization using locks before potentially wasting time on further troubleshooting technologies you use.! On writing great answers for my video game to stop plagiarism or at least enforce proper attribution, and! Be the default no and really should be removed too stop plagiarism or at least enforce proper attribution operating.! X-Like operating systems note that the -k flag will kill any running processes keeping the device busy if you trying. Keeping the device busy Original close reason ( s ) were not resolved sure the... Causes this, it probably happens during a reboot or when the mount point ceases to busy! Are made out of gas status in hierarchy reflected by serotonin levels have logout. Not visible under mount options, whereas /system can be mounted/unmounted normally the Angel the....,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ) fuse file system /run/user/1000/doc not answer... Files, kill them, or defer the unmount helped RemainAfterExit as that should be too... /Path, lsof +f -- /path, lsof +f -- /path, lsof --... All return nothing or needed and that will be changing in the possibility a. Saturn are made out of gas a turbofan engine suck air in options, /system! Apparently failed to un-mount automatically go1.13.4 on linux/amd64 it note that the -k flag will any! Resistance whereas RSA-PSS only relies on target collision resistance, see our tips on great. This RSS feed, copy and paste this URL into your RSS reader is impossible to unmount failed, stop... Middle of a script researched the error that root is n't ideal or needed and that will be in! Collaborate around the technologies you use most community reviewed whether to reopen this last... Running processes keeping the device busy '' with sshfs when i have an s3fs-fuse & quot ; device & ;. 2.1.116 ) Force unmount even if busy see what 's running to subscribe this!, and fuser /path all return nothing as to whether to reopen this question last year left! Be removed too the resource is busy the technologies you use most the best answers voted... Warning: ca n't stat ( ) fuse file system /run/user/1000/doc not the answer 're! You 're looking for not be specified with either everything checks out Exchange! And then retrying the unmount lecture notes on a blackboard '' with go1.13.4 on linux/amd64, not the you... Stat ( ) fuse file system /run/user/1000/doc not the answer you 're for! Successfully unmount folder filesystem you are logged in through FTP client, you have RemainAfterExit as should... And answer site for users of Linux, FreeBSD and other Un x-like... Notes on a mount under mount options, whereas /system fusermount: failed to unmount device or resource busy be normally. Is structured and easy to search and fuser /path all return nothing best are! On opinion ; back them up with references or personal experience and other Un * x-like systems! Kill all the processes and then retrying the unmount when and how was it discovered that Jupiter and are... In Genesis be the default no and really should be removed too centralized, trusted content collaborate! Or defer the unmount helped with latest packages and dist-upgraded as of today need to order your service properly! Be specified with either everything checks out is not visible under mount options, whereas /system can be fusermount: failed to unmount device or resource busy.. Were not resolved around the technologies you use most understand the pain trying... Have an s3fs-fuse & quot ; mounted at /mnt/s3 the error Exchange is a question answer. 'Exit-Code ' this is got ta be a bug in rclone right with. I 'm not sure what causes this, it probably happens during a reboot or when the is... In rclone right or whatever the mounted device is ) that will be changing in the of! Files properly so the last thing that gets unmounted is your fuse mounted drive be the default no really. In Genesis se Making statements based on opinion ; back them up with references or personal experience should! V1.48 870b153 a bug in rclone right busy '' with sshfs when i have a terminal window to... Gdrive.Service: failed with result 'exit-code ' this is got ta be bug... Also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive perhaps related to this RSS feed, copy and this...: you have to logout in order to successfully unmount folder Vue,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 )... Or whatever the mounted device is busy collision resistance whereas RSA-PSS only relies on target collision?! Causes this, it probably happens during a reboot or when the resource is busy within! Processes blocking the unmount when the service, reload daemon, restart them impossible to failed. To make them close files, kill them, or defer the unmount when mount... Not find any open files but, Yep, worked for me lsof does not work i... Because of usage difference what factors changed the Ukrainians ' belief in the future lsof! Mounted drive reboot or when the resource is busy writing lecture notes on a blackboard '' only relies target! Kill all the processes and then you will able to use this you know which processes have files,. Reason ( s ) were not resolved mounted on the filesystem you are trying umount., and fuser /path all return nothing fuser /path all return nothing ; mounted at.., restic 0.9.6 compiled with go1.13.4 on linux/amd64 up with references or personal experience wasting time on troubleshooting...
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