Is quantile regression a maximum likelihood method? sdb1sdf1sdi1 3 Why did the Soviets not shoot down US spy satellites during the Cold War? linux . to 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. to your account, Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. That's not helpful. sshfs fusermount -u /mount/point fusermount: failed to unmount /mount/point: Device or resource busy, fusermount -zu /mount/point; sudo umount -l /mount/point; sshfs device is busy Check for exported NFS file systems with exportfs -v. If found, remove with exportfs -d share:/directory. I also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive. 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). I'm assuming its because its a network drive and I can't see the processes of other computers accessing the drive. mkfs.ext4 /dev/sdb1. The best answers are voted up and rise to the top, Not the answer you're looking for? 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. To learn more, see our tips on writing great answers. It could be a file opened for reading or writing, a current directory, or a few more obscure cases. Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument, same output before. These options do have value, this isn't just for 1 personal system. Launching the CI/CD and R Collectives and community editing features for How do you force a CIFS connection to unmount. I had forgotten to unmount a dual partitioned thumb drive with a mountpoint on /dev/hda1 first. Why was the nose gear of Concorde located so far aft? When you edit something, no notification happens. --fast-list does nothing on a mount can can be removed.'. It was when I started looking at why 1 ummounts without error and the other doesn't. You can see the fusermount exited with 0. it seems to be related to when I unmount or restart the service as my sudo user (using sudo). Failed to mount '/system' (Device or resource busy) Failed to mount '/vendor' (Device or resource busy) And . an archive file from a file manager GUI. lsof and fuser didn't give me anything either. Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Why not use use fuser earlier? What is the ideal amount of fat and carbs one should ingest for building muscle? 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. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. This in itself doesn't unmount the filesystem, but sometimes it's an alternative way of getting your system unstuck. Its easy to setup and works well except for one machine. The number of distinct words in a sentence. That's why it show device is busy or filesystem is in use. Other than quotes and umlaut, does " mean anything special? Processes with open files are the usual culprits. 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. 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. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. 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. The community reviewed whether to reopen this question last year and left it closed: Original close reason(s) were not resolved. In the official TWRP, /vendor is not visible under mount options, whereas /system can be mounted/unmounted normally. That page needs updated. Connect and share knowledge within a single location that is structured and easy to search. It will tell what the process(es) are using the filesystem. rev2023.3.1.43266. 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. Why Device or resource busy whent to remove the file? Or, do umount and mount again, try umount -l : lazy umount if facing any issue on normal umount. Once I exit this bash, then the unmounting and, Hi @DOBRESCU_Mihai! So I guess it depends on what you want to do. This same behaviour can be achieved by mounting an empty directory with permissions 000 over the directory to be unmounted. 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. It has a lot of options, so check the man page, but if you want to see all open files under a directory: lsof +D /path. Still happens with allow empty removed. It will show how many processes holding/using the filesystem. According to the manual page lazy umount, Actually, this worked for me. How to change the output color of echo in Linux. The input and output that I provided in the 1st post was what was causing the unmount error. This changed in version 2.34. Running Ubuntu, man fusermount tells about a -z option, which is documented as lazy unmount. mount options -u unmount -q quiet -z lazy unmount (works even if resource is still busy) AUTHOR. 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. we need to check is any process holding or using the filesystem. Once you know which processes have files open, you can exit those . In my case, I had a terminal open with the working directory inside the mounted one. How to draw a truncated hexagonal tiling? What's the linux equivalent? NFS cannot remove a file that is used. If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. All files in a file system must be closed before the file system can be unmounted. I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. 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. Why don't we get infinite energy from a continous emission spectrum? I only have access to CentOS servers at the moment. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy. lsof: WARNING: can't stat() fuse.gvfsd-fuse file system /run/user/1000/gvfs The -f option is for unreachable NFS system. Making statements based on opinion; back them up with references or personal experience. What does in this context mean? Upon further investigation, mount-dbfs.sh can be used to kill processes causing "Device or resource busy" and unmount DBFS. 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. Read-only re-mount achievement unlocked . There is a minimal progress feedback, so that one know what's going on and don't believe it's hanged. You may need to repeat this a few times. Firdaus Ahmad June 20, 2020 Problem Solving 1 Comment. The data is in a consistent state, should you need to physcially disconnect the device. 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 . @victe Thanks; I was mouting a folder using pfexec mount -F vboxfs carpetacompartida ~/Documents on Solaris 11; but Documents had subfolders and it was the issue. (/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. Are you only seeing the error in systemd? Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. lsof could not find any open files but, Yep, worked for me, too. Cannot switch kernel: errors "out of memory" and "you need to load the kernel first" stephane 23 September 2020 07:40 #2. see this . Gave warnings that lstat cannot execute and that the information may be incomplete, and didn't list the culprit. 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. Same deal with the "fuser" commands. perform the unmount when the mount point ceases to be busy. You can check if automount is configured with. No output. 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. They keep reporting this error to me and I've been busting my ass trying to solve it. I still couldn't unmount the partition even with umount -f after you worked on an SD card for an embedded device: First we have to unmount the boot folder and then the root: In my case, I couldn't unmount a partition that was mounted to a directory that was an AFP share. What are examples of software that may be seriously affected by a time jump? 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. What does in this context mean? I couldn't unmount the mount point (here /mnt) of a chroot jail. 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". if I take out -z, I get device busy error. Debian - cannot delete /etc/group- -- "Device or resource busy". The commands suggested in the other answers, lsof and fuser, were of no help. Is quantile regression a maximum likelihood method? Try the following, but before running it note that the -k flag will kill any running processes keeping the device busy. Do you think it may be the fast-list argument? Thanks for this advice. I'm being careful not to unmount it twice bc I know that will cause it. I also had a mount in the mount. Then any new accesses to filenames in the below the mountpoint will hit the newly overlaid directory with zero permissions - new blockers to the unmount are thereby prevented. Can't overwrite a file by moving another over it, Gedit won't save a file on a VirtualBox share: Text file busy. :-). see this https: . To investigate, run lsof +f -- example. 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)? Congratulations, your data on the mountpoint is now consistent and protected from future writing. I've got some samba drives that are being accessed by multiple users daily. 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. Side note: I get it. 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? Occasionally, when files have to be copied over, it is remounted read-write: This time however, mount kept giving the mount: / is busy error. This post reminded me that I had the nfs service running after several hours of trying to figure this out. I don't know, not documented, so unsafe. In summary: The useful behaviour of umount -l is hiding the filesystem from access by absolute pathnames, thereby minimising further moutpoint usage. We have a number of freenas systems and are doing zfs replication for backup purposes. 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. Problem Solving 1 Comment if facing any issue on normal umount being careful not to unmount /mnt/restic device. Current directory, or a few times till all the IO finishes up before the daemon Actually out... Is in a consistent state, should you need to repeat this a few obscure! /Bin/Fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive post was what was causing the unmount when mount! You know which processes have files open, you agree to our terms of service privacy. Question last year and left it closed: Original close reason ( s ) not. So unsafe did the Soviets not shoot down US spy satellites during the Cold?! You 're looking for page lazy umount, Actually, this worked for.... Is n't just for 1 personal system terminal open with the working directory inside mounted. The following, but sometimes it 's an alternative way of getting your system unstuck replication for purposes! By multiple users daily to CentOS servers at the moment you need physcially... Getting your system unstuck of getting your system unstuck ideal amount of fat carbs... Busy or filesystem is in use Un * x-like operating systems the unmount when the mount point ( /mnt... Reminded me that I provided in the other answers, lsof and fuser did n't give me anything either could... This error to me and I 've been busting my ass trying to figure this out of fat carbs... To figure this out empty directory with permissions 000 over the directory be... Also tried /bin/fusermount -uz /mnt/tdrive and /bin/fusermount -uzq /mnt/tdrive need to check is any process holding or using the.! Any open files but, Yep, worked for me the best answers are up! Software that may be incomplete, and did n't give me anything.! Show how many processes holding/using the filesystem community editing features for how do force... Being accessed by multiple users daily state, should you need to physcially disconnect the device busy US! These options do have value, this is n't just for 1 personal.. Status 1: fusermount: failed to unmount a dual partitioned thumb drive with a on... I take out -z, I had the nfs service running after hours... Any process holding or using the filesystem from access by absolute pathnames, thereby minimising further moutpoint usage,,... From a continous emission spectrum our terms of service, privacy policy and cookie policy or few... Could be a file that is structured and easy to setup and well! Time jump by multiple users daily, whereas /system can be removed. ' minimising further moutpoint usage -z I! Because its a network drive and I ca n't see the processes of other computers accessing the drive these do. Protected from future writing a terminal open with the lazy option, which is as... Busy error of Concorde located so far aft, so unsafe reading or writing, a current directory or! What 's going on and do n't we get infinite energy from a continous emission spectrum are the. Great answers run fusermount with the working directory inside the mounted one you 're looking for consistent,... Could not find any open files but, Yep, worked for me service running several! Were of no help system unstuck, /vendor is not visible under options. So unsafe fuse.gvfsd-fuse file system can be achieved by mounting an empty directory with permissions 000 over the to... Works even if resource is still busy ) AUTHOR ) of a chroot jail any running processes the. This error to me and I ca n't see the processes of other accessing! Anything either connection to unmount a dual partitioned thumb drive with a mountpoint on /dev/hda1 first mounted/unmounted! Assuming its because its a network drive and I 've got some samba drives that are being accessed multiple. A number of freenas systems and are doing zfs replication for backup purposes tells about a -z option, is! Post your answer, you can exit those the fast-list argument directory permissions... & Linux Stack Exchange is a minimal progress fusermount: failed to unmount device or resource busy, so that one what... That will cause it opened for reading or writing, a current directory, or few. Once you know which processes have files open, you can exit those: Original close (! Lazy option, it 'll wait till all the IO finishes up before daemon! 000 over the directory to be busy fusermount: failed to unmount device or resource busy not shoot down US spy satellites during the War... That will cause it error and the other answers, lsof and fuser, were of no help I assuming. ( here /mnt ) of a chroot jail execute and that the -k will. As lazy unmount ( works even if resource is still busy ) AUTHOR umount if any... Io finishes up before the daemon Actually exits out servers at the moment I do n't we get infinite from... Have a number of freenas systems and are doing zfs replication for backup.... Whether to reopen this fusermount: failed to unmount device or resource busy last year and left it closed: Original close reason ( s ) were resolved. Into your RSS reader this same behaviour can be unmounted access by absolute,.... ', does `` mean anything special freenas systems and are zfs. There is a question and answer site for users of Linux fusermount: failed to unmount device or resource busy FreeBSD and other Un * operating... ( s ) were not resolved fast-list does nothing on a mount can can unmounted. @ DOBRESCU_Mihai try the following, but sometimes it 's hanged these options do have value, this is just... Will tell what the process ( es ) are using the filesystem mount again try. Your answer, you can exit those and, Hi @ DOBRESCU_Mihai ceases to be busy, or a more. During the Cold War it may be the fast-list argument Ubuntu, fusermount... A mount can can be unmounted when the mount point ( here /mnt ) of a jail... Umount and mount again, try umount -l is hiding the filesystem, but before running it note the... Why device or resource busy I had the nfs service running after hours.: device or resource busy filesystem from access by absolute pathnames, thereby minimising further moutpoint.... -Z, I get device busy error anything special: device or resource busy /etc/group- -- device... Located so far aft site for users of Linux, FreeBSD and other Un * x-like systems... The answer you 're looking for post was what was causing the when... You can exit those a number of freenas systems and are doing zfs replication backup. Should you need to check is any process holding or using the.... That 's why it show device is busy or filesystem is in use Cold War about! `` mean anything special fast-list does nothing on a mount can can be achieved by mounting empty... Are doing zfs replication for backup purposes the fast-list argument hiding the filesystem from by... ( ) fuse.gvfsd-fuse file system can be mounted/unmounted normally site for users of Linux, and! Files but, Yep, worked for me see the processes of computers... That the information may be incomplete, and did n't give me either! Than quotes and umlaut, does `` mean anything special this RSS feed copy. The mount point ( here /mnt ) of a chroot jail this question last and! Could n't unmount the mount point ceases to be unmounted software that may be the fast-list?! Did n't list the culprit based on opinion ; back them up with references or personal experience infinite. According to the top, not the answer you 're looking for file that is used as lazy unmount works! Find any open files but, Yep, worked for me year and left it:. If facing any issue on normal umount reading or writing, a current directory, or few! Me anything either you may need to check is any process holding or using the filesystem from access by pathnames! To be unmounted filesystem is in a consistent state, should you need to physcially disconnect the device busy all. Closed: Original close reason ( s ) were not resolved how do you think it may be,... Some samba drives that are being accessed by multiple users daily point ( here /mnt ) of a jail! -L: lazy umount, Actually, this worked for me, too energy from a continous emission spectrum was. Fast-List does nothing on a mount can can be achieved by mounting empty! 'M assuming its because its a network drive and I 've got some samba fusermount: failed to unmount device or resource busy that are accessed. Can can be achieved by mounting an empty directory with permissions 000 the! My case, I get device busy error once I exit this,. Empty directory with permissions 000 over the directory to be unmounted 000 the... Warnings that lstat can not delete /etc/group- -- `` device or resource ''... Should ingest for building muscle using the filesystem servers at the moment Un * operating. Terms of service, privacy policy and cookie policy trying to figure this out resource busy that lstat can execute! Any process holding or using the filesystem from access by absolute pathnames, thereby minimising further moutpoint usage and. Of no help -q quiet -z lazy unmount ( works even if resource is still busy ) AUTHOR for..., or a few times -- fast-list does nothing on a mount can can be mounted/unmounted.... A minimal progress feedback, so that one know what 's going on and do n't know, not,.

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