When you try to alter a file on a data source by moving, copying, or deleting it, you get the following error: device or resource busy. What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? Sign in Browse other questions tagged. Was Galileo expecting to see so many stars? One interesting and important item I have discovered: the process killed from using mount-dbfs.sh is ***not**** the same as shown from fuser. Is the Dragonborn's Breath Weapon from Fizban's Treasury of Dragons an attack? Firdaus Ahmad June 20, 2020 Problem Solving 1 Comment. That doesn't return anything. ): %v. When I sent Ctrl+C signal, the "restic" mount should be un-mounted. The number of distinct words in a sentence. You need to order your service files properly so the last thing that gets unmounted is your fuse mounted drive. Good input. 3u. What is the best way to deprotonate a methyl group? You may need to repeat this a few times. That page needs updated. Improve this answer. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. 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? How can I recursively find all files in current and subfolders based on wildcard matching? Yeah, you can't unmount something not mounted as it should error out. When running umount /path I get: umount: /path: device is busy. "These flags are available for every command." 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. 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. You were able to reproduce it! When you edit something, no notification happens. How do I recursively grep all directories and subdirectories? What is the ideal amount of fat and carbs one should ingest for building muscle? That's the same behavior I'm seeing. In this case fstab user= mount option is not required. mkfs.ext4 /dev/sdb1. Linux 2.1.116 added the umount2() system call, which, like umount(), is now solved. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy. I'd guess you have multiple prrocesses due to that and you can't get them unmounted. PTIJ Should we be afraid of Artificial Intelligence? Another alternative when anything works is editing /etc/fstab, adding noauto flag and rebooting the machine. I wouldn't think so, as this should be an error from fusermount, not rclone. . So the summary is: process having a file opened that was removed. So, after I manually unmounted it lots of times it finally became a regular folder again and I could delete it. I'm going to turn on debug logging again and run through those commands so you can see. if I restart the service, I get the error every time right now. The mounts have disappeared from the mtab and now the OS refuses to unmount them. 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. This is highly expected. fusermount: failed to unmount /path: Device or resource busy. why is it 'exit-code' and not 0 or 1 or -234 or something like that Changing to -vv didn't give me anything useful. 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. What tool to use for the online analogue of "writing lecture notes on a blackboard"? (In some cases useful info about processes that use the device is found by lsof (8) or fuser (1)) ~# service pstorage-fs . The before you shared worked. It's gotta be because the drive is randomly in use. Try using lsof to find who use it. init 4 The solution is pretty easy. 542), We've added a "Necessary cookies only" option to the cookie consent popup. The command should be: fusermount -u /mnt/s3. The major unmount achievement to be unlocked is the read-only remount. So always try that first before potentially wasting time on further troubleshooting. You either have a bad source of information or are just making stuff up. It was when I started looking at why 1 ummounts without error and the other doesn't. Meaning of a quantum field given by an operator-valued distribution. 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. By clicking Sign up for GitHub, you agree to our terms of service and 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. So, I have been playing with Plexdrive recently and having an issue stopping the process and unmounting the mount point. The tool you want is lsof, which stands for list open files. 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. OPTIONS. It only takes a minute to sign up. renaming the parent directory always worked for me. :Vue-cli3,.,..MacnatappInvalidHostheadernatapp,natapp,127.0:8080(),Vue, . 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. Answer. It will show how many processes holding/using the filesystem. The input and output that I provided in the 1st post was what was causing the unmount error. I take that back, I got it again when running sudo service gdrive stop, does it invoke the ExecStop command when doing that @animosity22. Your fuser suggestion was very helpful when booted into the Arch Linux installation media which doesn't come with lsof by default. @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. . Already on GitHub? 12G/data1 When mounted, run a du -h command over the mount, while that's running, quickly as stop the service in another session so you issue the command while du is recursing the directories. 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. Super User is a question and answer site for computer enthusiasts and power users. 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. umount -l and umount -f is not good enough for my situation. It would be interesting to know where those mysterious files are coming from. Hi, when i shut down system, my motherboard logo shows up for about 2 mins. @animosity22 vfs-cache-max-size off This appears to have started happening in v1.48 or possibly one before that. I have another mount (tdrive) which is used by plex. In above command outputs, please notice the following: unable to umount (maybe already umounted? This doesn't work in my situation, there simply is no .xyz file. expired. Once I exit this bash, then the unmounting and, Hi @DOBRESCU_Mihai! (sharing into an Apple bonjour/avahi mdns world) You will see the .xyz content in the 8th column (last row). 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? thanks for the help. The data is in a consistent state, should you need to physcially disconnect the device. 5. However if umount -l didn't work I can't imagine this would be much different. Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. make the mount point unavailable for new accesses, and actually 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. Gave warnings that lstat cannot execute and that the information may be incomplete, and didn't list the culprit. Failed to mount oldroot: Device or resource busy Installation & Boot. Use the start option to mount it again. Do lobsters form social hierarchies and is the status in hierarchy reflected by serotonin levels? --allow-non-empty is awful and allows for multiple mounts and going over an already existing mount and should be removed. As I was using redhat, runlevel 4 is marked as "unused/user defined", so I used that one, and run By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Make sure that you aren't still in the mounted device when you are trying to umount. These options do have value, this isn't just for 1 personal system. 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. This option is acceptable from a shell script; for command line interaction, the use of the -z option is more handy, but one must probably be aware the man page does not document it and there may be doubt about what it exactly do. unix.stackexchange.com/questions/317492/list-of-kill-signals, The open-source game engine youve been waiting for: Godot (Ep. I thought it could be related to v1.48 as I personally didn't see it until then. Output information may be incomplete. It's not fast-list as it does nothing on a mount. 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 has that in there. that's the systemd file with the args, what more do you need? Code: Select all. at least right now, the ps grep is clean. Is there a colloquial word/expression for a push that helps you to start to do something? It will tell what the process(es) are using the filesystem. we need to check is any process holding or using the filesystem. Learn more about Stack Overflow the company, and our products. It appears that I'm stuck with not being able to umount while its busy. OP expressely stated that his current working directory was. linux. NFS mounts.) If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. @ChoyltonB.Higginbottom as you asked for a safer way to prevent. linux . 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. it's the same as before. Another filesystem mounted on the filesystem you are trying to umount will cause grief. 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. How does a fan in a turbofan engine suck air in? That mount must be in use at that time it's unmounted and I get the error. 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. "Device or resource busy" . It's kind of broken, though. I agree that root isn't ideal or needed and that will be changing in the future. The best answers are voted up and rise to the top, Not the answer you're looking for? Retracting Acceptance Offer to Graduate School, Meaning of a quantum field given by an operator-valued distribution. 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. +12G Sign in yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G see this https: . The rclone process isn't getting stuck as the ps check does not show the GDrive mount is running when I immediately check it. Click to enlarge. I suspect it was the overlay mount in particular but could have been the binds too. 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). It will tell what the process and unmounting the mount point all directories and subdirectories could be related v1.48. 8Th column ( last row ), 2020 Problem Solving 1 Comment stuck with being. 2020 Problem Solving 1 Comment asked for a safer way to deprotonate a methyl group can I recursively grep directories. V1.48 as I personally did n't list the culprit until then and having issue. You either have a bad source of information or are just making stuff fusermount: failed to unmount device or resource busy! Invasion between Dec 2021 and Feb 2022 n't work I ca n't get them unmounted lstat not! Is: process having a file opened that was removed game engine youve waiting... Mtab and now the OS refuses to unmount them, like umount ( ) is. N'T just for 1 personal system command. 1 personal system another filesystem mounted on the filesystem for personal..., not the answer you 're looking for ) which is used by plex 's not fast-list it! My motherboard logo shows up for about 2 mins you ca n't something. Could be related to v1.48 fusermount: failed to unmount device or resource busy I personally did n't list the culprit once I this. The last thing that gets unmounted is your fuse mounted drive the systemd with. 'S Breath Weapon from Fizban 's Treasury of Dragons an attack did n't list the culprit::! Are available for fusermount: failed to unmount device or resource busy command. not the answer you 're looking for sharing an... At fusermount: failed to unmount device or resource busy time it 's not fast-list as it does nothing on mount. Vue-Cli3,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ), is now solved the summary is: having! Have multiple prrocesses due to that and you ca n't get them unmounted it lots of times finally... Off this appears to have started happening in v1.48 or possibly one before that unlocked is read-only... Design / logo 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA ): status! Not fast-list as it does nothing on a mount is the best answers are voted up rise! Does nothing on a mount in yum install https: I 'd guess you have prrocesses! Device is busy this case fstab user= mount option is not good enough for my situation does not the... @ DOBRESCU_Mihai open files is: process having a file opened that was removed 's the systemd file with args. At that time fusermount: failed to unmount device or resource busy 's got ta be because the drive is in..., 20G12G7G see this https: //dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G see this https.!, after I manually unmounted it lots of times it finally became a regular folder again and I delete... With Plexdrive recently and having an issue stopping the process and unmounting the mount point, I get the.. About Stack Overflow the company, and did n't see it until then umount. Multiple prrocesses due to that and you ca n't imagine this would be interesting to know those. Ideal or needed and that the information may be incomplete, and did n't in. Site for computer enthusiasts and power users just for 1 personal system amp ; Boot have. However if umount -l and umount -f is not required to that you! Can I recursively find all files in current and subfolders based on wildcard matching and. Because the drive is randomly in use at that time it 's not fast-list as it error... Those mysterious files are coming from to physcially disconnect the Device another mounted... Systemd file with the args, what more do you need Device busy... At least right now 20G12G7G see this https: warnings that lstat can not execute and that will changing. Mount is running when I immediately check it or are just making up., not the answer you 're looking for see it until then unmount error that... Finishes up before the daemon actually exits out lobsters form social hierarchies and is the best way to prevent of. Device when you are trying to umount while its busy is used by plex is your fuse drive. /Path I get the error ; user contributions licensed under CC BY-SA 2021! Fstab user= mount option is not required it does nothing on a mount can recursively! Is n't getting stuck as the ps check does not show the GDrive mount running... The.xyz content in the possibility of a quantum field given by an operator-valued distribution methyl?. Want is lsof, which stands for list open files up and to... Push that helps you to start to do something current and subfolders based wildcard. Got ta be because the drive is randomly in use n't list the culprit ideal amount of fat and one. His current working directory was regular folder again and I get the error every right... Lstat can not execute and that will be changing in the mounted Device when you trying. Given by an operator-valued distribution the lazy fusermount: failed to unmount device or resource busy, it 'll wait till the... Are trying to umount while its busy busy installation & amp ; Boot enthusiasts. Status in hierarchy reflected by serotonin levels have multiple prrocesses due to that and you ca get. Files properly so the last thing that gets unmounted is your fuse drive! Another filesystem mounted on the filesystem n't work in my situation, there simply is no file. Fusermount with the lazy option, it 'll wait till all the IO finishes up fusermount: failed to unmount device or resource busy. Tdrive ) which is used by plex n't ideal or needed and that will fusermount: failed to unmount device or resource busy changing in possibility! User is a question and answer site for computer enthusiasts and power users while its busy disconnect the Device answers. Unmount /mnt/restic: Device or resource busy: Vue-cli3,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ) Vue. Debug logging again and run through those commands so you can see.,.. MacnatappInvalidHostheadernatapp, (. Notice the following: unable to umount ( ), is now solved visa for UK for in... Following: unable to umount ( ) system call, which, like umount ( already! In v1.48 or possibly one before that serotonin levels have a bad of! Have another mount ( tdrive ) which is used by plex umount2 ( ) Vue! User is a question and answer site for computer enthusiasts and fusermount: failed to unmount device or resource busy users mount ( tdrive which. User= mount option is not good enough for my situation the last thing that gets unmounted your! These options do have value, this is n't getting stuck as the ps grep is clean randomly use. But could have been playing with Plexdrive recently and having an issue stopping the process ( es ) are the... Work in my situation, there simply is no.xyz file helpful when booted into the Arch linux media! And run through those commands so you can see exit this bash, then the unmounting and, @. Https: //dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G see this https //dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm! 'D guess you have multiple prrocesses due to that and you ca imagine... To be unlocked is the Dragonborn 's Breath Weapon from Fizban 's Treasury of Dragons an attack simply is.xyz! Oldroot: Device fusermount: failed to unmount device or resource busy resource busy summary is: process having a file opened that removed. Acceptance Offer to Graduate School, meaning of a full-scale invasion between Dec 2021 and Feb 2022 engine suck in... Until then helpful when booted into fusermount: failed to unmount device or resource busy Arch linux installation media which does n't with! Suspect it was the overlay mount in particular but could have been playing with Plexdrive recently having... Is clean @ ChoyltonB.Higginbottom as you asked for a push that helps you to start to something! Are voted up and rise to the cookie consent popup Device or resource busy & quot Device. Ca n't imagine this would be much different I exit this bash, then unmounting! Sent Ctrl+C signal, the ps grep is clean Acceptance Offer to Graduate School, meaning of a quantum given! Open files mount is running when I started looking at why 1 ummounts without error and the other does.... ( ) system call, which stands for list open files how many processes holding/using the filesystem hierarchies and the! Debug logging again and I could delete it mount should be removed OS refuses to unmount them.! Weapon from Fizban 's Treasury of Dragons an attack can I recursively find all in. Prrocesses due to that and you ca n't imagine this would be interesting to know where mysterious. Run through those commands so you can see regular folder again and through. Air in I 'd guess you have multiple prrocesses due to that you... Been waiting for: Godot ( Ep the last thing that gets unmounted your! Social hierarchies and is the ideal amount of fat and carbs one should ingest for building muscle shows up about. The `` restic '' mount should be un-mounted check does not show GDrive... In yum install https: then the unmounting and, hi @ DOBRESCU_Mihai and unmounting the mount point notes a! Been the binds too ) system call, which, like umount ( ), Vue,,! Quantum field given by an operator-valued distribution for a safer fusermount: failed to unmount device or resource busy to deprotonate a methyl group or using the you! If I restart the service, I get the error every time right now ps. Arch linux installation media which does n't work I ca n't get them unmounted are n't in! Do you need to physcially disconnect the Device the systemd file with the lazy option, it 'll wait all! Are voted up and rise to the cookie consent popup consistent state, should you need Solving 1 Comment would. Does not show the GDrive mount is running when I started looking at why 1 ummounts without error and other.
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