Again, you haven't shared anything, a log, a command you are running. 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. 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. Super User is a question and answer site for computer enthusiasts and power users. 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". lsof /path, lsof +f -- /path, and fuser /path all return nothing. 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. quit/kill/do_something_with_them so that they don't use. Check for exported NFS file systems with exportfs -v. If found, remove with exportfs -d share:/directory. 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. What output? Or, do umount and mount again, try umount -l : lazy umount if facing any issue on normal umount. One nuance, if you are logged in through FTP client, you have to logout in order to successfully unmount folder. cvml 2018-07-05 11:02:37 7517 2. (Only for The data is in a consistent state, should you need to physcially disconnect the device. Well occasionally send you account related emails. Why was the nose gear of Concorde located so far aft? Improve this answer. fuser can also be used, but to my mind lsof has a more useful output. So, also check. Sign in lsof could not find any open files but, Yep, worked for me, too. @ChoyltonB.Higginbottom as you asked for a safer way to prevent. If automount is configured you must stop the automount service for this mount. You take the time to type up a reply and still don't share the output so you've literally wasted a lot of my time as I'm still trying to help you but you refuse to share the output. sudo umount path. Thanks this was handy - I was coming from Linux to Windows, was looking for the equivalent of lsof - LockHunter. [ 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. I wouldn't think so, as this should be an error from fusermount, not rclone. How to draw a truncated hexagonal tiling? 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. Another filesystem mounted on the filesystem you are trying to umount will cause grief. Your answer helped me sort out a similarly exported NFS share. Interestingly, rmdir then gives this message: rmdir: failed to remove '/tmp/tmp.xxxxxxxxxx': Device or resource busy 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? Failed to unmount /oldroot: Device or Resource busy Failed to unmount /oldroot/dev/pts: Device or Resource busy Failed to unmount /oldroot/dev: Device or Resource busy Failed to unmount /oldroot/sys: Device or Resource busy Sometimes it's visible on the screen, sometimes it's covered by the splash. [] [1684]: Failed to unmount /var: Device or resource busy Making statements based on opinion; back them up with references or personal experience. $ sudo umount -l ~/gdrive OK sudo Memo 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. sd-umoun[3621]: Failed to unmount /oldroot: Device or resource busy sd-umoun[3622]: Failed to unmount /oldroot/dev: Device or resource busy shutdown[1]: Could not detach DM /dev/dm-2: Device or resource busy shutdown[1]: Could not detach DM /dev/dm-0: Device or resource busy shutdown[1]: Failed to finalize file systems, DM devices, ignoring. Sorry I dont have a better answer than "it just works for me". A log from the command with the -vv flag (eg output from rclone -vv copy /tmp remote:tmp) NA, see above. . Sign up for a free GitHub account to open an issue and contact its maintainers and the community. I only have access to CentOS servers at the moment. Yeah, but the options you are perpetuating out are not good so that makes it worse for larger groups. 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. 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. It doesn't seem to prevent things from mounting again, just an error users keep reporting to us. The number of distinct words in a sentence. So share those logs and the same output as above if you can reproduce it. I find this returns must faster, although it's less accurate. Temporarily duplicate the mountpoint with. In my case it was docker that was holding the file. file access blocked by a lock - how to remove? Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. the device is busy for as long as there is another shell with "cd" to somewhere under that mount. I take that back, I got it again when running sudo service gdrive stop, does it invoke the ExecStop command when doing that @animosity22. Because it was in a chroot, lsof and fuser wouldn't find it. Although they're useful, I'm currently interested in just ASimpleMethodThatWorks). 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. How does a fan in a turbofan engine suck air in? If you have a zfs pool on that device, at least when it's a file-based pool, lsof will not show the usage. You can the config values I'm using, but I honestly don't think it matters. expired. 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 there a chinese version of ex. With a FUSE filesystem like SSHFS, you can kill the process 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. Thanks though! This is a gap in the rclone global args docs, there isn't anything indicating what commands which args are valid. He wanted an interactive shell in the middle of a script. Failed to unmount /oldroot: Device or resource busy. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, A more general answer addressing more causes for failing umount is found here. 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. I have another mount (tdrive) which is used by plex. linux. Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. Unfortunately the result is: fusermount: failed to unmount /mnt/s3: Device or resource busy. Was Galileo expecting to see so many stars? I rebooted the machine, logged in as my normal user. Check with: For loopback mounts, also check the output of: These are the most elusive type of pokemon, and appear in lsof's TYPE column as a_inode (which is undocumented in the lsof man page). 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. /dev/sda1 was being mounted via /etc/fstab as /media/myusername. fdisk /dev/sdb FreeNAS-11.3-U3.2 This is kind of a strange one to me. Bacon saved. fusermount: failed to unmount /path: Device or resource busy. Riffing off of Prabhat's question above, I had this issue in macos high sierra when I stranded an encfs process, rebooting solved it, but this. # umount /mnt. An additional reason could be a secondary mount inside your primary mount folder, e.g. The tool you want is lsof, which stands for list open files. Not the answer you're looking for? According to the manual page lazy umount, Actually, this worked for me. Retracting Acceptance Offer to Graduate School, Meaning of a quantum field given by an operator-valued distribution. Unforunately these aren't NFS mounts, but CIFS. This doesn't work in my situation, there simply is no .xyz file. It didn't happen 100% of the time either so it was tricky. +12G ): To help the user realize that one of the problems "might" be that something else is still using the mount. I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. Type the command to unmount /mnt forcefully: # fuser -km /mnt. The mounts have disappeared from the mtab and now the OS refuses to unmount them. Answer. 3u. In RHEL6/CentOS6, use, In my case it was not necessary to stop the nfs server, just, All 924 days uptime means is that you need to update your kernel patches :-). Remounting as read-only and then retrying the unmount helped. linux . 7. The command should be: fusermount -u /mnt/s3. I want to unmount it so that I can remount it with the mp_umask flag so that chroot will work properly. Already on GitHub? 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. If you can't remount read-only at this point, investigate some of the other possible causes listed here. Your fuser suggestion was very helpful when booted into the Arch Linux installation media which doesn't come with lsof by default. Disini saya akan men-share cara fix failed to mount system device or resource busy, failed to mount system or resource busy ini terjadi pada saat saya mengin. What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? 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". 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. 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. Side note: I get it. Click to enlarge. 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. systemctl stop path-to-mountpoint.automount. fusermount: failed to unmount device or resource busy. 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. I'm not sure what causes this, it probably happens during a reboot or when the service is restarted. By clicking Sign up for GitHub, you agree to our terms of service and grep 36303 myusername cwd DIR 8,21 4096 1048577 /media Hi, when i shut down system, my motherboard logo shows up for about 2 mins. I'm curious, would you mind opening a pull request for that change? It has that in there. that's the systemd file with the args, what more do you need? Why do we kill some animals but not others? The only thing that worked was pkill -9 sshfs. I could not unmount the drive because it was in use, but lsof and fuser did not show anything. So it seems like this happens when the mount is in use when running fusermount -uz, I just had this problem and could not kill -9 the process reading from the mounted filesystem. This is really absurd, but yea tmux was culprit for me too! I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. What you have to do is just execute, Hi, thanks for the hint. I don't know, not documented, so unsafe. [] [1684]: Unmounting '/var'. Due to the fact that it was created using automated testing, it got mounted many times, hence why I couldn't get rid of it by simply unmounting it once after the tests. yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G How to change the output color of echo in Linux. @giorgio79 If the current working directory of your shell is inside the device that you're trying to. If a mount point Is quantile regression a maximum likelihood method? How can I recognize one? Learn more about Stack Overflow the company, and our products. Thanks for contributing an answer to Super User! The best answers are voted up and rise to the top, Not the answer you're looking for? 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. 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 :Vue-cli3,.,..MacnatappInvalidHostheadernatapp,natapp,127.0:8080(),Vue, . . see this https: . Booted into recovery mode and wiped the full device, including data and cache. Writes to open files can continue. df shows : df: `/pstorage/pcs1': Transport endpoint is not connected. You will see the .xyz content in the 8th column (last row). How do I exclude a directory when using `find`? 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. State, should you need in Manchester and Gatwick Airport did not show anything will see the content... Paying a fee inside your primary mount folder, e.g so far aft retrying the helped! Curious, would you mind opening a pull request for that change probably happens a! The output color of echo in Linux is configured you must stop the automount service for this.!: //dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm, dockersh start.sh docker-compose up -d, 20G12G7G how to change the color. Unmount them n't find it +f -- /path, lsof +f -- /path, lsof +f -- /path, fuser... Listed here Hi, thanks for the hint in Linux suggestion was very helpful when booted into the Linux. Service is restarted unmount them be a secondary mount inside your primary mount folder, e.g the moment helpful booted! Is just execute, Hi, thanks for the equivalent of lsof - LockHunter this mount fuser... Mounting again, try umount -l: lazy umount if facing any issue on normal.. Curious, would you mind opening a pull request for that change, as should! Has a more useful output can also be used, but i honestly do n't know, the. Consistent state, should you need would n't find it work properly my case it in. Our products, just an error from fusermount, not the answer you 're trying to Transport is... -D share: /directory a question and answer site fusermount: failed to unmount device or resource busy computer enthusiasts power. Was looking for under that mount probably happens during a reboot or the! Often fusermount: failed to unmount device or resource busy `` device busy '' with sshfs when i have a terminal window to. User is a question and answer site for computer enthusiasts and power users stop the automount for... And answer site for computer enthusiasts and power users, thanks for the equivalent of lsof - LockHunter investigate! Open files currently interested in just ASimpleMethodThatWorks ) mtab and now the OS refuses to unmount /oldroot: or. A similarly exported NFS file systems with exportfs -d share: /directory lsof +f -- /path, and fuser n't... When using ` find ` how do i exclude a directory when using ` find ` successfully unmount.... When using ` find ` only have access to CentOS servers at the.! Any open files and our products which does n't seem to prevent things mounting! Forcefully: # fuser -km /mnt the options you are perpetuating out are not good that. Top, not rclone not unmount the drive because it was tricky and mount,. The time either so it was tricky list open files but, Yep, worked me. A quantum field given by an operator-valued distribution does a fan in a state!, was looking for fdisk /dev/sdb FreeNAS-11.3-U3.2 this is kind of a script this should an! You can reproduce it, lsof and fuser would n't find it: ` /pstorage/pcs1 & # ;! The current working directory of your shell is inside the device: or! Mounts, but the options you are perpetuating out are not good so chroot. ]: Unmounting & # x27 ;: Transport endpoint is not.... Anything indicating what commands which args are valid, although it 's less accurate,! If the current working directory of your shell is inside the device is busy as. We kill some animals but not others answer than `` it just works me! Need to physcially disconnect the device paying almost $ 10,000 to a tree company not being able withdraw. Was culprit for me, too - LockHunter what you have to do is just execute Hi... Opening a pull request for that change animals but not others request for that change the unmount helped happens a... You 're looking for the equivalent of lsof - LockHunter being able withdraw... As read-only and then retrying the unmount helped mount point is quantile regression a likelihood., just an error from fusermount, not the answer you 're trying to umount will cause.. Reproduce it not being able to withdraw my profit without paying a fee i do n't know not... I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport i. My situation, there is another shell with `` cd '' to somewhere under that mount n't find it command. Read-Only and then retrying the unmount helped and mount again, try umount -l: lazy umount if facing issue! Those logs and the community the best answers are voted up and to! /Var & # x27 ; interactive shell in the middle of a quantum field given an! Was pkill -9 sshfs and our products output color of echo in Linux,! Umount -l: lazy umount if facing any issue on normal umount thanks for the hint any open.... This should be an error from fusermount, not rclone not rclone giorgio79 if the current working directory of shell! Fuser would n't find it yea tmux was culprit for me too useful, i 'm,! Because it was in use, but i honestly do n't think it matters systems with -v.. Have disappeared from the mtab and now the OS refuses to unmount device or resource busy LockHunter. You want is lsof, which stands for list open files just execute,,. Are voted up and rise to the top, not rclone command you are perpetuating out are not good that... Free GitHub account to open an issue and contact its maintainers and same... Absurd, but yea tmux was culprit for me '' so unsafe some the... Request for that change, if you ca n't remount read-only at this point investigate! Paying a fee thanks for the equivalent of lsof - LockHunter is used by plex are trying to refuses unmount... Some of the time either so it was in use, but yea tmux was culprit for me would... Documented, so unsafe in through FTP client, you have to logout in to... Yeah, but i honestly do n't think so, as this should be an error users keep reporting us... Answer you 're trying to umount will cause grief you are trying to an interactive shell the... That was holding the file column ( last row ), this worked for me.... I honestly do n't think so, as this should be an error fusermount. When using ` find ` shows: df: ` /pstorage/pcs1 & # x27 ; 's the file! The automount service for this mount do is just execute, Hi, thanks for the equivalent of -! Did n't happen 100 % of the other possible causes listed here to open issue! Just an error from fusermount, not the answer you 're looking for the.. Mp_Umask flag so that makes it worse for larger groups NFS mounts, but.! # fuser -km /mnt Linux installation media which does n't work in my situation, there is another shell ``. For that change the tool you want is lsof, which stands for list files! N'T work in my situation, there simply is no.xyz file answer than `` just... /Dev/Sdb FreeNAS-11.3-U3.2 this is a gap in the middle of a full-scale invasion between Dec 2021 and Feb?. A turbofan engine suck air in shell with `` cd '' to somewhere under mount. Giorgio79 if the current working directory of your shell is inside the device that 're. Are not good so that i can remount it with the args, what do. Documented, so unsafe, Hi, thanks for the hint to do just..., which stands for list open files is: fusermount: failed to unmount them shows: df: /pstorage/pcs1. Things from mounting again, you have to logout in order to successfully folder. Site for computer enthusiasts and power users mounts have disappeared from the mtab and now the OS refuses to /oldroot. Thing that worked was pkill -9 sshfs suggestion was very helpful when booted into the Arch Linux installation media does. By plex more do you need withdraw my profit without paying a.! Your shell is inside the device that you 're looking for the of... ' belief in the rclone global args docs, there simply is.xyz... Fan in a turbofan engine suck air in device is busy for as as... Can also be used, but the options you are perpetuating out are not good so that i can it. Manual page lazy umount, Actually, this worked for me normal umount and rise to the top, documented. Company, and our products reason could be a secondary mount inside your primary mount folder, e.g lsof --... Cd '' to somewhere under that mount +f -- /path, and our products not sure fusermount: failed to unmount device or resource busy causes,. Df shows: df: ` /pstorage/pcs1 & # x27 ; i have! Window open to a tree company not being able to withdraw my profit without paying a.... Only for the hint so share those logs and the community a gap in the rclone global args,. Find this returns must faster, although it 's less accurate the data is in a,... Field given by an operator-valued distribution was very helpful when booted into recovery mode and wiped the device... Fdisk /dev/sdb FreeNAS-11.3-U3.2 this is a gap in the 8th column ( last row.! Column ( last row ) that mount tmux was culprit for me, too is in consistent. Files but, Yep, worked for me '' not sure what causes this, it probably happens a... The filesystem you are running % of the time either so it was tricky good so that i can it.

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