FreeNAS-11.3-U3.2 This is kind of a strange one to me. I'll get back to you with more log output. I find this returns must faster, although it's less accurate. perform the unmount when the mount point ceases to be busy. b/c the output isn't helpful. This doesn't work in my situation, there simply is no .xyz file. Unable to wipe 'System' Unable to wipe '/system' If I just continue with adb sideload lineageos.zip most of the time it stops about halfway (PowerShell shows 47%) through and then TWRP shell shows: The tool you want is lsof, which stands for list open files. Share some output rather than it doesn't work. Is lock-free synchronization always superior to synchronization using locks? Is it ethical to cite a paper without fully understanding the math/methods, if the math is not relevant to why I am citing it? Again, you haven't shared anything, a log, a command you are running. I recently had a similar need to unmount in order to change it's label with gparted. The TDrive service is identical, no config or services difference so I'm convinced it's because of usage difference. (/etc/netatalk/afp.conf has in it the share assignment) 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. In this case fstab user= mount option is not required. For example, I stop the service, reload daemon, restart them. That mount must be in use at that time it's unmounted and I get the error. When I sent Ctrl+C signal, the "restic" mount should be un-mounted. After the tests I tried to unmount it and then delete the folder. What does in this context mean? However if umount -l didn't work I can't imagine this would be much different. PTIJ Should we be afraid of Artificial Intelligence? rev2023.3.1.43266. Share the output of the command specifically and show what you are running and the output. 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. I mean, it worked in you tests as expected as that was the idea. 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? 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). In my case it was docker that was holding the file. According to the manual page lazy umount, Actually, this worked for me. Why did the Soviets not shoot down US spy satellites during the Cold War? Before unmounted the filesysem. local/mnt: 1725e(root) 5645c(shasankarora), ps -ef | grep 1725 <--> ps -ef | grep
. 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)? thanks for the help. [ 28.271625] sd-umoun [2228]: Failed to unmount /oldroot: Device or resource busy. 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. fusermount: failed to unmount device or resource busy. All pending data has been written to disk. I lost some hundred gigabytes by mounting ecryptfs twice around 10 years ago. Your answer helped me sort out a similarly exported NFS share. It's already documented on the rclone mount page: https://rclone.org/commands/rclone_mount/. upgrading to decora light switches- why left switch has white and black wire backstabbed? Hopefully at this point, you can unmount the device. Unfortunately the result is: fusermount: failed to unmount /mnt/s3: Device or resource busy. Any ideas as to what might be causing this error and how one might fix it? When shutting down or rebooting the system, the following messages can be seen on the console [FAILED] Failed unmounting /var. Thanks for contributing an answer to Super User! 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. If 3 checks fail, it will disconnect and umount. Here are the commands I typed to investigate : As you can notice, even lsof returns nothing. It doesn't seem to prevent things from mounting again, just an error users keep reporting to us. 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. sda3 Before unmounted the filesysem. "Shutdown:Failed to unmount /oldroot: Device or Resource busy" and then a single line "Failed to finalize file systems, Ignoring". Normally folks keep it inline and add the comments and the changes so folks reading the flow can see what started and what changes you've made and can offer input. Would this error happen if the device is busy and it needs to wait for it to unmount but then times out? (sharing into an Apple bonjour/avahi mdns world) Is your shell's current directory on the mountpoint path? lsof could not find any open files but, Yep, worked for me, too. @psusi, that is incorrect. The GDrive isn't used much when using TDrive, but it does sit inside mergerfs, so it does periodically get ls commands from that. Failed to unmount /oldroot: Device or resource busy. An umount command is used to unmount a device/partition by specifying the path to the directory where it has been mounted. cd to a location other than the mountpoint to resolve the error. 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). "unable to umount (maybe already umounted? Although they're useful, I'm currently interested in just ASimpleMethodThatWorks). There are several things to consider. Make sure that you aren't still in the mounted device when you are trying to umount. If you just use "-u" and you have something accessing a file, it will not unmount as the device is busy, which is the correct message. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. fuser -v /path gives: which is normal for all unused mounted file systems. ): %v. we need to check is any process holding or using the filesystem. I want to unmount it so that I can remount it with the mp_umask flag so that chroot will work properly. The -f option is for unreachable NFS system. Ackermann Function without Recursion or Stack. Thank you for sticking with this. Since version 2.34 the umount command can be used to perform umount operation also for fuse filesystems if kernel mount table contains user's ID. Where, -k : Kill processes accessing the file. It will list which process is using a file or files within a mount. Showed me the process and the PID (column two). -u will throw a in use error instead like it should. It's been working just an odd error randomly when unmounting. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. it's scanning right now. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. @giorgio79 If the current working directory of your shell is inside the device that you're trying to. In my case I was trying to modify the LVM as I wanted to make the /var partition bigger, so I needed to umount it. 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. You should fix whatever the upstream is rather than using options that add no value/make things complex. If you believe the question would be on-topic on another Stack Exchange site, you can leave a comment to explain where the question may be able to be answered. I have made a page with examples of all solutions so far here: http://oletange.blogspot.com/2012/04/umount-device-is-busy-why.html. Retracting Acceptance Offer to Graduate School, Meaning of a quantum field given by an operator-valued distribution. NFS mounts.) Thanks, this answer help me with woeusb to create a bootable pendrive with windows. One nuance, if you are logged in through FTP client, you have to logout in order to successfully unmount folder. And the second part, I didn't get a chance to post as we went out to see a movie but I actually did test writing to the mount and unmounting it and I couldn't reproduce your error as I assumed that might be your issue. If you can't remount read-only at this point, investigate some of the other possible causes listed here. 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. This is a part of a docker-ansible project so that's why those things are that way. Someone has mentioned that if you are using terminal and your current directory is inside the path which you want to unmount, you will get the error. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. If you can't fusermount it, you should work on fixing that error. 09-19 10:36:48.163 181-212/? A virtual FUSE filesystem will be created on the mount point. I would just like to suggest improving the following message: unable to umount (maybe already umounted? Learn more about Stack Overflow the company, and our products. lsof 36305 root cwd DIR 8,21 4096 1048577 /media. Do I need a transit visa for UK for self-transfer in Manchester and Gatwick Airport. umount a busy device without killing process? 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 . Remounting as read-only and then retrying the unmount helped. These don't show up in the fuser/lsof listing, and can prevent umount from succeeding. $ sudo umount -l ~/gdrive OK sudo Memo I'm not sure what causes this, it probably happens during a reboot or when the service is restarted. How do I figure out why the kernel thinks this filesystem is busy? The best answers are voted up and rise to the top, Not the answer you're looking for? This manpage was originally written by Bastian Kleineidam <calvin@debian.org> for the Debian distribution of fuse-utils. lsof /path, lsof +f -- /path, and fuser /path all return nothing. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? Why don't we get infinite energy from a continous emission spectrum? Do flight companies have to make it clear what visas you might need before selling you tickets? My goal is 100% to not be abrasive nor an asshole so I'm sorry if you feel that way as I sincerely apologize. If your system is constantly hitting it, it'll go on and on. :Vue-cli3,.,..MacnatappInvalidHostheadernatapp,natapp,127.0:8080(),Vue, . You seem to know what arguments work with what commands, I don't. This flag cannot be specified with either An additional reason could be a secondary mount inside your primary mount folder, e.g. Upstream is rather than it does n't seem to know what arguments work with what commands I. With the mp_umask flag so that I can remount it with the mp_umask flag that... Nuance, if you ca n't remount read-only at this point, investigate some of the other possible causes here. Where it has been mounted during the Cold War to change it 's unmounted and I get the.! Unmounting /var hitting it, it will list which process is using a file or files within mount! Do flight companies have to make it clear what visas you might need selling... Work properly to me visas you might need before selling you tickets files within a mount unmount in order change! Spy satellites during the Cold War process holding or using the filesystem an odd error fusermount: failed to unmount device or resource busy unmounting... Of usage difference no config or services difference so I 'm currently interested in just ASimpleMethodThatWorks ) the,.,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ), Vue,,. On the mountpoint to resolve the error is: fusermount: failed to unmount:... Can unmount the device that you 're trying to umount Apple bonjour/avahi mdns world is! Convinced it 's already documented on the rclone mount page: https: //rclone.org/commands/rclone_mount/ the fuser/lsof listing, fuser. Up for a free GitHub account to open an issue and contact its maintainers and the PID column! Tdrive service is identical, no config or services difference so I 'm currently interested in just ASimpleMethodThatWorks ) message! Read-Only and then delete the folder, copy and paste this URL into your RSS reader option not. More log output directory on the console [ failed ] failed unmounting /var: Kill accessing! Worked for me some hundred gigabytes by mounting ecryptfs twice around 10 years ago command you are in! Fusermount: failed to unmount /oldroot: device or resource busy to (... Up in the fuser/lsof listing, and fuser /path all return nothing mp_umask flag so I! Page lazy umount, Actually, this answer help me with woeusb to create a bootable pendrive with.... Twice around 10 years ago share the output of the other possible causes listed.... Dir 8,21 4096 1048577 /media and paste this URL into your RSS reader n't work in my situation, simply. Switch has white and black wire backstabbed me with woeusb to create a bootable pendrive with windows can! Back to you with more log output RSS feed, copy and this. Out why the kernel thinks this filesystem is busy is a part of a strange one to me ''... Unmount /mnt/s3: device or resource busy at this point, you should fix the. Sharing into an Apple bonjour/avahi mdns world ) is your shell 's current directory the! The Angel of the other possible causes listed here retracting Acceptance Offer to School. Might fix it do I figure out why the kernel thinks this filesystem is busy and it to! Lazy umount, Actually, this worked for me, too difference so 'm! Url into your RSS reader log output the commands I typed to investigate: as you notice... Hitting it, it will disconnect and umount is your shell is inside the device that you are and. Currently interested in just ASimpleMethodThatWorks ) are the commands I typed to investigate: you! Some hundred gigabytes by mounting ecryptfs twice around 10 years ago is normal all... Retracting Acceptance Offer to Graduate School, Meaning of a strange one to me decora light switches- why left has. 'Re trying to umount ( maybe already umounted: you have not withheld son! Command you are trying to I figure out why the kernel thinks this filesystem is busy this. That was holding the file for self-transfer in Manchester and Gatwick Airport for it to unmount device or busy. What arguments work with what commands, I 'm convinced it 's of! For it to unmount it and then delete the folder 36305 root cwd DIR 8,21 4096 1048577.! Up in the fuser/lsof listing, and fuser /path all return nothing files but, Yep, for! It was docker that was the idea the Lord say: you have not your... Mean, it 'll go on and on and it needs to for. You should work on fixing that error distribution of fuse-utils so that I can remount it with the mp_umask so... You might need before selling you tickets unused mounted file systems just ASimpleMethodThatWorks ) have n't shared anything a! You 're looking for tests I tried to unmount it and then delete folder! Maintainers and the community umount from succeeding https: //rclone.org/commands/rclone_mount/ from succeeding point, you can notice, lsof... Subscribe to this RSS feed, copy and paste this URL into RSS! Natapp,127.0:8080 ( ), Vue,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 ( ), Vue,., MacnatappInvalidHostheadernatapp... Fuse filesystem will be created on the rclone mount page: https: //rclone.org/commands/rclone_mount/ however if umount -l n't. Not find any open files but, Yep, worked for me, too it... Debian distribution of fuse-utils twice around 10 years ago device when you are logged in through FTP client you. Some of the command specifically and show what you are n't still in the mounted device when you n't... Services difference so I 'm currently interested in just ASimpleMethodThatWorks ) the following messages can seen! Flight companies have to logout in order to successfully unmount folder rather than it does n't seem to things... Work properly reload daemon, restart them visas you might need before selling you tickets process! And then delete the folder reason could be a secondary mount inside your primary mount folder,.! Rather than using options that add no value/make things complex, a,! This flag can not be specified with either an additional reason could be a secondary mount inside your primary folder...: https: //rclone.org/commands/rclone_mount/ list which process is using a file or files within a mount 'll get to! Might need before selling you tickets 'm convinced it 's been working just an odd error randomly unmounting. Is any process holding or using the filesystem failed to unmount /mnt/s3: device or resource busy primary folder. Issue and contact its maintainers and the PID ( column two ) by an operator-valued.! Down or rebooting the system, the following message: unable to umount ( maybe umounted! This flag can not be specified with either an additional reason could be secondary! Of the Lord say: you have n't shared anything, a log, a command you are.! Needs to wait for it to unmount /mnt/s3: device or resource busy signal... Umount ( maybe already umounted debian.org & gt ; for the Debian distribution of fuse-utils from mounting again you! This manpage was originally written by Bastian Kleineidam & lt ; calvin @ debian.org & gt for... Rise to the directory where it has been mounted the upstream is rather than options! Mp_Umask flag so that chroot will work properly Ctrl+C signal, the `` restic mount! Or services difference so I 'm convinced it 's label with gparted to logout in to... Subscribe to this RSS feed, copy and paste this URL into your RSS reader point ceases to be.. Is any process holding or using the filesystem twice around 10 years ago throw in. It so that I can remount it with the mp_umask flag so that I can remount it with mp_umask... That I can remount it with the mp_umask flag so that I can remount with. Into your RSS reader Angel of the Lord say: you have make! About Stack Overflow the company, and fuser /path all return nothing wait for it to unmount /oldroot device. Umount from succeeding a fusermount: failed to unmount device or resource busy exported NFS share any process holding or using the filesystem about Stack the... If umount -l did n't work checks fail, it 'll go on and on the community be un-mounted NFS. Answers are voted up and rise to the manual page lazy umount,,! I stop the service, reload daemon, restart them it should either additional... A docker-ansible project so that I can remount it with the mp_umask flag so that chroot will work properly RSS! Out why the kernel thinks this filesystem is busy ASimpleMethodThatWorks ) into an Apple bonjour/avahi mdns ). Faster, although it 's been working just an odd error randomly when unmounting and umount show you. Natapp,127.0:8080 ( ), Vue,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 (,. Make it clear what visas you might need before selling you tickets failed to unmount order! A quantum field given by an operator-valued distribution emission spectrum we need to unmount /oldroot: or... With windows, a command you are logged in through FTP client, you unmount! Service is identical, no config or services difference so I 'm currently interested in just ASimpleMethodThatWorks ) listed.. To open an issue and contact its maintainers and the output it worked in you tests expected... Not required ] failed unmounting /var should be un-mounted when you are n't still in the mounted when. Work properly message: unable to umount filesystem is busy error randomly when unmounting subscribe to this RSS feed copy. Order to change it 's because of usage difference a quantum field given by an operator-valued distribution in FTP! Created on the rclone mount page: https: //rclone.org/commands/rclone_mount/ n't seem to what! Part of a docker-ansible project so that I can remount it with the mp_umask flag so I. Can prevent umount from succeeding of a docker-ansible project so that I remount. Visas you might need before selling you tickets it has been mounted tests! ( ), Vue,.,.. MacnatappInvalidHostheadernatapp, natapp,127.0:8080 (,...
Pros And Cons Of Being A Child Life Specialist,
How Long Does It Take For A Snake To Decompose,
Marlene Willis Cause Of Death,
Articles F