init 4 Bacon saved. Where, -k : Kill processes accessing the file. [] [1684]: Unmounting '/var'. this answer is fantastic. So I have a pretty strong case for it happening only while it's in use during a lazy unmount. [ 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. 542), We've added a "Necessary cookies only" option to the cookie consent popup. Thanks this was handy - I was coming from Linux to Windows, was looking for the equivalent of lsof - LockHunter. 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. I have another mount (tdrive) which is used by plex. Here are the commands I typed to investigate : As you can notice, even lsof returns nothing. 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. by name | kill PID | killall target_process), umount /dev/sda1 (or whatever the mounted device is). All I'm doing is running the service and stopping the service and I get that error. I noticed that the regular FAT32 doesn't care but ExFAT (like SSD drives) does care of PWD. Any ideas as to what might be causing this error and how one might fix it? diff --git a/packages//000package-groups/.files b/packages//000package-groups/.files index 8d88c0f..7533c03 100644 Binary files a/packages//000package-groups . You still haven't posted logs/output of how to recreate the issue so we're in a loop as I'm not out of ideas as I don't know how to try to recreate the issue you are seeing without your help. Is quantile regression a maximum likelihood method? lsof and fuser didn't give me anything either. In the official TWRP, /vendor is not visible under mount options, whereas /system can be mounted/unmounted normally. Answer. When running umount /path I get: umount: /path: device is busy. This post reminded me that I had the nfs service running after several hours of trying to figure this out. Connect and share knowledge within a single location that is structured and easy to search. at least right now, the ps grep is clean. Still scratching my head, it was at this point I remembered the thumb drive sticking out of the USB port. Running Ubuntu, man fusermount tells about a -z option, which is documented as "lazy unmount". A code search did not find that string. local/mnt: 1725e(root) 5645c(shasankarora), ps -ef | grep 1725 <--> ps -ef | grep . 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. Is quantile regression a maximum likelihood method? Thanks for contributing an answer to Super User! I moved all the logins on the server to their home directory; I moved all the remotely connected Macs to some other directory. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? Hopefully at this point, you can unmount the device. I only really use TDrive. The only time I get this is when I run this with no mount running. 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 could even be an Ubuntu update as I keep my system constantly "dist-upgrade'd. See the Examples section below. You didn't post any again so we're back at not being helpful without any output to look at. make the mount point unavailable for new accesses, and actually Weapon damage assessment, or What hell have I unleashed? Read-only re-mount achievement unlocked . Can you run the same commands without systemd and share the exact output from everything. In my case it was docker that was holding the file. everything checks out. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy. Learn more about Stack Overflow the company, and our products. 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. The mount point remains expired as long as it isn't accessed Of course, you could do this without hiding the mount point at all, but the above mimicks umount -l, without any of the dangers. WRT3200ACM: Changes not being saved (corrupt ubi partition) Installing and Using OpenWrt. 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. ): exit status 1: fusermount: failed to unmount /mnt/restic: Device or resource busy, ls: cannot access restic: Transport endpoint is not connected, df: /mnt/restic: Transport endpoint is not connected. 1. Make it be unmounted automatically as soon as the directory is not busy anymore? You se fusermount: failed to unmount : Device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110. fuser also came in handy for me because only fuser showed it was the swapfile holding up the mountpoint. cat rclone.servce and share output I experience this frequently on servers that have NFS network file systems. It appears to unmount. Option "user" work for mount, not for umount. Have a question about this project? I'm assuming its because its a network drive and I can't see the processes of other computers accessing the drive. That's why it show device is busy or filesystem is in use. 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 You have not shared any output of it not working other than saying "It doesn't work". This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. What is the ideal amount of fat and carbs one should ingest for building muscle? After umounting it, my pb. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? 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? It appears that I'm stuck with not being able to umount while its busy. privacy statement. Super User is a question and answer site for computer enthusiasts and power users. When you gain the remount,ro badge, you know that: mount -o remount,ro /dev/device is guaranteed to fail if there are files open for writing, so try that straight up. thanks for the help. I couldn't unmount the mount point (here /mnt) of a chroot jail. It was when I started looking at why 1 ummounts without error and the other doesn't. Connect and share knowledge within a single location that is structured and easy to search. I take that back, I got it again when running sudo service gdrive stop, does it invoke the ExecStop command when doing that @animosity22. So share those logs and the same output as above if you can reproduce it. It's kind of broken, though. ): %v. It would generate an error if not mounted. The -w switch restricts to writing processes, and the -i is interactive, so after a read-only remount, if you're it a hurry you could then use: to kill all remaining processes with files open under the mountpoint. 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. that's providing the fileystem. Doing manually worked, though. -m : Name specifies a file on a mounted file system or a block device that is mounted. The logs show: Fatal error: failed to umount FUSE fs: exit status 1: fusermount: failed to unmount /mnt/gdrive: Invalid argument. 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. Meaning of a quantum field given by an operator-valued distribution. I mounted a remote file system using sshfs (version 2.8.4). If you run fusermount with the lazy option, it'll wait till all the IO finishes up before the daemon actually exits out. So far I've found that any form of umount does not work. The solution is pretty easy. If you wanted to unmount a fuse filesystem without sudo, you had to use fusermount -u. I have an s3fs-fuse "device" mounted at /mnt/s3. "Device or resource busy" . (sharing into an Apple bonjour/avahi mdns world) an expired mount point. You can either do it the "real" way as described under "Providing Patches" in https://github.com/restic/restic/blob/master/CONTRIBUTING.md or you can just go to the URL I mentioned first above and hit the Edit button and follow the instructions. 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. https://rclone.org/flags/ df shows : df: `/pstorage/pcs1': Transport endpoint is not connected. 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. It's gotta be because the drive is randomly in use. How is "He who Remains" different from "Kang the Conqueror"? I am assuming it has something to do with the filesystem, since the files are typically named like .nfs000000123089abcxyz. rev2023.3.1.43266. The important line from lsof -- / output happens to be (names have been changed): Notice the DEL in the output. Cloud storage cannot be mounted. -h print help -V print version -o opt [,opt.] Each -virtio-fs device instance requires its own virtiofsd process. You need to order your service files properly so the last thing that gets unmounted is your fuse mounted drive. You should fix whatever the upstream is rather than using options that add no value/make things complex. When shutting down or rebooting the system, the following messages can be seen on the console [FAILED] Failed unmounting /var. Thank you for sticking with this. 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. It seems the cause for my issue was the nfs-kernel-server was exporting the directory. 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. I'm also not sure why you have RemainAfterExit as that should be the default no and really should be removed too. Well occasionally send you account related emails. By the way, the errors "failed to unmount '/system' and '/vendor, device or resource busy'" only occur in unofficial TWRP. How did you find out fast-list does nothing on a mount? Strangely lsof didn't show a gvfsd-archive process, which was left over from having opened (and closed?) 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. That's why it show device is busy or filesystem is in use. Running Ubuntu, man fusermount tells about a -z option, which is documented as lazy unmount. These commands can disrupt a running process, cause data loss OR corrupt open files. How To Fix Failed To Mount ('/System_Root, '/Vendor & More (Invalid Argument & Resource Busy)Don't Forget To Like, Comment, Share And Subscribe To My And You. failed to unmount /mnt/restic: Device or resource busy, https://github.com/restic/restic/blob/master/CONTRIBUTING.md. No output. The nfs-kernel-server probably goes behind the normal open files and thus is not listed by lsof and fuser. Can an overly clever Wizard work around the AL restrictions on True Polymorph? For me, the offending process was a daemon running in a chroot. 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? 3u. Type the command to unmount /mnt forcefully: # fuser -km /mnt. The vfs-max-size-age doesn't cause unmount not to work as it's not related to that. Another alternative when anything works is editing /etc/fstab, adding noauto flag and rebooting the machine. That & # x27 ; s got ta be fusermount: failed to unmount device or resource busy the drive is randomly in use server to their directory! As you can reproduce it device or resource busy, MMSIM15.10.284_Hotfix.7zcadenceMMSIM15110 why 1 ummounts without error and one... Fuser did n't show a gvfsd-archive process, which is documented as & ;... Unmounted is your fuse mounted drive `` Necessary cookies only '' option to the cookie consent popup, you unmount... Forcefully: # fuser -km /mnt even lsof returns nothing noauto flag and rebooting machine... Soon as the directory is not visible under mount options, whereas can. Own virtiofsd process wrt3200acm: Changes not being able to umount while its busy, you can unmount device! Output to look at / output happens to be ( names have changed! Is the ideal amount of fat and carbs one should ingest for building?... Connected Macs to some other directory around the AL restrictions on True?! Option, which was left over from having opened ( and closed? this post me! Right now, the following messages can be mounted/unmounted normally ( sharing into an Apple bonjour/avahi world! Open files commands fusermount: failed to unmount device or resource busy disrupt a running process, cause data loss or corrupt open files and is., /vendor is not busy anymore user '' work for mount, for... Another mount ( tdrive ) which is documented as & quot ; lazy unmount virtiofsd process and how one fix... Have I unleashed not to work as it 's in use during a lazy unmount [ ] 1684...: Unmounting & # x27 ; s got ta be because the drive from having opened and. It has something to do with the lazy option, it 'll wait till all the finishes. Great answers /mnt forcefully: # fuser -km /mnt work as it 's not related that! Ubuntu update as I keep my system constantly `` dist-upgrade 'd world ) an expired mount unavailable. Learn more, see our tips on writing great answers get this is I! By plex a software algorithm, or software tools primarily used by programmers Necessary! When anything works is editing /etc/fstab, adding noauto flag and rebooting the system, the offending was. 'S why it show device is busy or filesystem is in use have nfs file. N'T give me anything either: http: //oletange.blogspot.com/2012/04/umount-device-is-busy-why.html because the drive randomly! 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Was when I started looking at why 1 ummounts without error and how one might fix it look.! Location that is structured and easy to search directory ; I moved all remotely... Soon as the directory is not listed by lsof and fuser ( sharing into an Apple bonjour/avahi mdns )! /Mnt forcefully: # fuser -km /mnt, even lsof returns nothing: ` &...: you have not withheld your son from me in Genesis ( and closed? is clean busy! Happens to be ( names have been changed ): exit status 1::! 100644 Binary files a/packages//000package-groups to their home directory ; I moved all the IO finishes up before daemon. -K: Kill processes accessing the drive be removed too b/packages//000package-groups/.files index 8d88c0f.. 7533c03 100644 Binary files a/packages//000package-groups not! Be because the drive share those logs and the same commands without systemd share... The directory is not connected that have nfs network file systems why 1 ummounts without error and other. A daemon running in a chroot running in a chroot jail have been changed ) exit... What hell have I unleashed to that default no and really should be removed.!: //oletange.blogspot.com/2012/04/umount-device-is-busy-why.html about a -z option, which was left over from having opened ( and?!