Device busy linux. or force mode: umount /mnt/smb_share -f.
Device busy linux. 5sec, the unmount succeeds. Thanks. It was a big pain to remount the device on the directory (because of "device busy") until I read this answer. It is used to calculate the time percent that a disk was busy actively performing work during an interval. 1) mv: cannot move 'console-' to 'console': Device or resource busy makedev console c 5 1 root tty 0600: failed is raised when doing the last apt-get -y upgrade Apr 7, 2024 · Device /dev/vdb is not a valid LUKS device. Illustrative examples of cursor loop issues in DB2. /general/. 04. I'm trying to remove a file /etc/passwd+ which got left behind from a previous password change, but for some reason I'm not able to. It "works" except that the underlying device /dev/mapper/sdb (the encrypted partition) is then still busy and I cannot shut it off with "sudo cryptsetup remove sdb1". After sleeping for a 0. Output: user 44317 38941 0 22:10 pts/0 00:00:00 grep --color=auto thanos1. . fuser identifies processes using files or sockets. Mar 21, 2023 · parrm: B cannot remove 'mnt/directory/. mount devices: you can't unmount /foo if /foo/bar is a mounted block device or loop-mounted regular file, or if it is the source of a Linux bind mount. I've verified that no process is using the folder or anything inside that folder with any of the following commands: mv: cannot move /home' to/old_home': Device or resource busy. Once you know which processes have files open, you can exit those Feb 2, 2024 · You’ll notice that, due to an error, the data in the eighth column was messed up. Real-world applications of user password modifications and database backup recoveries in DB2. Hope you can find out which disk is busy. You could try the usual way: umount /mnt/smb_share. The tool you want is lsof, which stands for list open files. Jun 19, 2023 · How I Fixed a disk performance issue in Minutes – A Step by Step Guide to Optimize Linux System . It simply returns the same nasty device is busy message. I am able to connect to the internet and boot it in UEFI mode, but when I run fdisk on /dev/sda, it'll say the the disk is busy even though the system should be running on the usb, not the hard drive. Jan 19, 2015 · Disk /dev/sda: 500. PS: I don't want to use the -l option of umount, since the mounted device is actually an encrypted mapper device, which in turn won't get unmounted unless mapper device is clearly unmounted. As mentioned, the output contains the PID. ps_0… Mar 3, 2021 · This command will force the process to terminate immediately. By stopping the ModemManager I was able to free the serial port and use it. ps_000000978eec4c0100000088’: Device or resource busy rm: cannot remove ‘. See discussion here: page 1, page 2. Ensure you have sufficient permissions to delete the file. e. What is unmount target busy. You can always use the df command or mount command to list mounted file systems under Linux and Unix. $ umount -f /mnt/data $ umount2: Device or resource busy $ umount: /mnt/data: device is busy If I type "mount", it appears that the directory is no longer mounted, but it hangs if I do "ls /mnt/data", and if I try to remove the mountpoint, I get: $ rmdir /mnt/data rmdir: /mnt/data: Device or resource busy Oct 8, 2011 · It's likely that there is a process running that is using a file or files found somewhere in the tree below /var/www/html. I am installing arch linux on my computer, and I am having trouble with partitioning the disk. But often the force does not help. txt. Display them: lsof +f -- <mountpoint or device> There is an advantage to using /dev/<device> rather than /mountpoint: a mountpoint will disappear after an umount -l, or it may be hidden by an overlaid mount. And all the time I get following error:'-1 Device or resourse busy'. – Dec 24, 2023 · System processes: Critical system processes could be accessing drives or files in the background. Mounted network drives: Remote drives must be disconnected properly on both ends before unmounting. Consequently, my script fails. Dec 16, 2023 · Recent Posts. I have gone through almost all of them (like lsof, fuser, etc) and I could not get it resolved. Check Permissions. Jul 29, 2022 · Your problem sounds like the GPIO pin has been assigned to a hardware device driver in your kernel device tree. or force mode: umount /mnt/smb_share -f. nfs file on my system, and it's using a large amount of my disk quota. Disk utilization in iostat command is a key metric to check if a disk is busy or not in Linux. Please note however that this would only work if there is no other user logged in who could be using the file or directory, and that this would also not work if it is a system process that occupies the resource rather than one started explicitly by the OP's user. Подробное описание Всем здарова! Сегодня покажу, что делать, если при настройке сканера в AstraLinux, первый Nov 21, 2023 · umount /dev/sdb1 This command attempts to unmount the filesystem associated with the device /dev/sdb1. ps_00000097* rm: cannot remove ‘. ':Device or resource busy. Umounting filesystem. # fuser -km (filename)-k kill the process accessing the mentioned file-m specifies the file on a mounted file system or a block device i. When I try to export it via /sys/class/gpio/export, I get -sh: echo: write error: Device or resource busy My guess is some other driver is requesting No such device; Transport endpoint is not connected <nothing / stale> For every result expect of is not a mountpoint there is a chance of unmounting. 1-93ubuntu2~ubuntu16. NFS export: lsof won't detect that a tree is exported by a kernel NFS server. from /dev/sdc1 to /dev/sdd1. Nov 30, 2011 · I'm trying to write a simple module, which should replace irq 1 handler. sudo lsof /dev/ttyUSB0 sudo systemctl stop ModemManager. nfs <unique_id>': Device or resource busy Solution 2: Use the fuser or lsof operation to find the process that has locked the file and note its ID. S. Oct 15, 2012 · This command is useful if a particular file is shown as busy rather than a directory. However, if this filesystem is in use – say, you have a terminal open that’s accessing this device, or a file from this filesystem is open – the system will prevent the unmount operation to safeguard against data loss or corruption. 1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Device Boot Start End Blocks Id System /dev/sda1 * 1 25 200781 83 Linux /dev/sda2 26 10346 82903432+ 8e Linux LVM /dev/sda3 10347 11390 8385930 82 Linux swap / Solaris /dev/sda4 11391 60801 396893857+ 5 Nov 19, 2021 · The biggest clue is the next line, EBUSY: Device or resource busy. When such a filesystem or a directory which is being accessed by some process is unmounted, the system may issue the target as busy (“device is busy”). nfs4: /mn umountコマンドを実行すると、target is busyやdevice is busyと出てマウントを解除できない場合があります。 これはなんらかのプロセスによってデバイスが使用されている場合に発生するエラーです。 # umount /mnt umount: /mnt: target is busy. 2G 0 part / tony@tony-Latitude-E6430 ~ $ lsusb Bus 002 Device 004: ID 0461:4d15 Primax Electronics, Ltd Dell Optical May 2, 2022 · umount. /folder and I obtain: cannot remove 'folder': Sometimes when I want to umount a device, e. Am I allowed to know what it is? I often see "device busy" with sshfs when I have a terminal window open to a directory on the sshfs share. 4. For example: Sep 5, 2019 · I know there can be a lot of duplicates. Once I access the instance, the device is still in this state, and if I try to run any mount or format commands (E. : umount will show "Device busy" if some program still has open some file/folder in this device (usually it is some shell, but You can try finding it with lsof). Another command that can serve in a pinch is fuser, which only lists PIDs of processes with open files on the device: May 26, 2022 · In this guide, we learn how to fix umount target is busy in Linux. What's weird is that fuser -v . (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) I usually solve this issue by closing a console window (in my case xfce4-terminal) and then umount. 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. mounted Once done you can unmount the device # umount (mount point) Sep 15, 2018 · Error: Target device is currently busy, unmount all mounted partitions in target device then try again. To identify the process that locks the filesystem and prevents it from being unmounted you can use the lsof command: Feb 1, 2024 · Before using the force unmount option, ensure that there are no ongoing critical data transfers or active connections to the target directory. kill -9 4335. The problem only occurs when the destination directory has the same name as the source directory except for capitalization of one or more of its characters. Processes with open files are the usual culprits. Jan 13, 2015 · I had issues unmounting a device, it kept saying device was busy. Apr 3, 2023 · 3. sudo umount /dev/loop0 I will get the message. Next time you are stuck with this message, try the following command to find out what processes have activities on the device/partition Apr 3, 2023 · Tutorial Fix ”Umount Target is Busy” Error. Fix mounts, processes, and files effectively. What was working, however, was the following: $ sudo lsof /dev/ttyUSB0 This gave me a list of the processes that were using my serial port and I could simply kill them using the PID (corresponding to the second column in the list). is due to how the . Target device is busy, please make sure you unmount all filesystems on target device or shutdown the computer before detaching it. Jan 30, 2024 · This output tells us that a bash process with PID 54321 is using the USB drive. Trying to interact with resources that fall into the above categories forcibly will result in a "device or resource busy" error, protecting system May 26, 2022 · Once these two programs are stopped the device is no longer busy. Use ls -l to view file permissions: 在linux系统，使用rm命令删除文件时遇到"Device or resource busy"提示。rm -rf . umount: /mnt: device is busy. 1G 0 disk ├─sda5 8:5 0 11. Jan 30, 2023 · 使用 lsof 在 Linux 的某个目录中查找打开的文件 在 Linux 上修复设备或资源繁忙错误的替代方法 本教程将修复 Linux 中的设备或资源繁忙错误。但首先，让我们了解什么是设备或资源繁忙。 如果设备或资源繁忙，则无法删除某些目录。 Sep 6, 2015 · In my experience, the following operations are asynchronous on Linux: Closing file. g. That will recurse through the filesystem under /path, so beware doing it on large directory trees. Immediately after close() returns, umount() may return EBUSY while it performs asynchronous release. But I have a python script that deletes the files (automated process). If no more processes tide to the mount point, you initiate umount command. Oct 26, 2016 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Jan 22, 2021 · If you are attempting to unmount a NFS command like # mount -t nfs -o remount /mnt/nfs # umount /mnt/nfs # umount -f /mnt/nfs # umount -l /mnt/nfs # umount -lf /mnt/nfs Identify which processes tied to the mount need to be killed by using lsof and fuser: # lsof | grep /mnt/nfs lsof command… Mar 24, 2023 · 首先，Linux报”device or resource busy”的原因是因为某个进程正在占用该设备或资源，导致其他进程无法访问该设备或资源。 解决该问题的办法有以下几种： 查找占用该设备或资源的进程，然后将其停止或结束。 Sep 28, 2013 · In my case $ fuser /dev/ttyUSB0 was not working (it showed nothing). Device /dev/vdb is in use. P. Aug 6, 2021 · Hi people. Mounted device may be busy until all data is written to disk. 3. If the process is not hung or stuck but is using the device or resource, you can release the resource by stopping or pausing the process. Linux fuser command to forcefully unmount a disk partition. Generally, the cause of the umount device is busy error is an active process in your Linux system. This is probably because not only files are open there, but also file systems are mounted by you in your /home/username/. lsof and fuser showed no device was attached. and I do : rm -f -r . What other tests should I try so that I can get to the true root cause and thus hopefully fix the stuck mount without reboot on a system I can't presently restart for a while as well as prevent this Mar 21, 2019 · The reason you're getting the message: mv: cannot move . I'd already checked the output of fuser -vm <mountpoint>/lsof +D <mountpoint>, mount and cat /proc/mounts, checked whether some old nfs-kernel-server was running, turned off quotas, attempted (but failed) a umount -f <mountpoint> and all but resigned myself to abandoning 924 I have an external USB storage device "permanently" mounted on a certain directory on my laptop, Sometimes the cable gets disconnected by mistake. 9G 0 part [SWAP] └─sda1 8:1 0 286. A mounted filesystem can be accessed by any process running on the Linux operating system. If I try to delete it, I get "rm: cannot remove '. There are many reasons for this, but the most important one is to prevent data loss. Now I known to use mount --move olddir newdir. When you move something in Unix, the mv command attempts to unlink everything that references the inode of the item that you're attempting to move. lsof +D /var/www/html to get a list of the processes using files in the tree. Jun 1, 2014 · Thanks haertig, I have tried the lazy option with umount on the server. How can I find what's preventing /dev/sdc from being used again? Thanks. gvfs/ somewhere. Apr 13, 2017 · Setting up makedev (2. Is it any way to fix it? Here's my code: #include < Jul 27, 2018 · Code: Select all tony@tony-Latitude-E6430 ~ $ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sdb 8:16 0 931. Solved it!!! (sorry for the inconvenience / wasting your time). However, when I plug the hard drive it has incremented to the next device up. Nov 6, 2010 · The answers given all seem fine for the basic case, but in this edge case, it doesn't work: If you mount a given thing (say, a storage device) to more than one mount point, then both lsof and fuser report all the processes using the device regardless of the mountpoint. try . I have managed to umount device with the -l option. To check which process is accessing a mount point or device, use: May 21, 2016 · Linux may report “device is busy” when we try to umount a filesystem. The distinctions between DB2 and PostgreSQL in development. Cannot proceed with format operation. nfs0000000001bd849100000001 returns nothing and this system does not have lsof. Sep 23, 2021 · I have plugged a HDD with some partitions to a Linux box, but when I try to mount them it fails: [root@il ~]# mount -oro /dev/sdb1 /media/sdb1 fuse: mount failed: Device or resource busy It's not already mounted (at least, the mount is not visible in the current root): [root@il ~]# grep sdb /proc/mounts [root@il ~]# Feb 18, 2019 · There is a very large . ' to. Logging out should unmount them. service sudo minicom -s umountコマンドでdevice is busyエラーが発生した場合、通常はまだデバイスを使用しているプロセスがあるため、アンマウントできません。この問題を解決するために、以下のいくつかの方法を試すことができます。 パラフレーズ：使用者 Dec 16, 2023 · Learn quick solutions to resolve the "Device or resource busy" error on Linux systems. $ ps -ef | grep thanos1. 2 Using fuser. Jan 8, 2024 · The following discussion allows you to unmout device and partition forcefully using the mount command or fuser command Linux commands. 3. Mar 25, 2018 · Welcome to the site, and thank you for your contribution. Jan 7, 2016 · Still umount ~/HD says device is busy even with -f option. To add to BruceCran's comment above, the cause for my manifestation of this problem just now was a stale loopback mount. If not, inspect the current mounts with cat /proc/mounts. Apr 26, 2014 · None of the above tests have results that point to filesystem use, however umount -f still complains "Device or resource busy" / "device is busy". Aug 15, 2020 · sudo rm -rf /mnt/winntfs/* rm: cannot remove '/mnt/winntfs/mydoc': Device or resource busy lsof | grep -i "mydoc" lsof | grep -i "/mnt/winntfs/mydoc" I want to get the process id number with lsof,and kill the process with id number ,then maybe remove it,but lsof command get nothing,why it can be copied some directory ,instead of removing it?How Aug 26, 2023 · I have a pad multiplxed as GPIO on my board. This behavior is reasonable as it can help us avoid data loss by disallowing unmouting a filesystem when it is being used. Then, I try to unmount the directory, but on the first try it doesn't work because the device is busy. Dec 31, 2007 · What happens basically, is that Linux will not allow you to unmount a device that is busy. rm: cannot remove 'temp_p/sys': Device or resource busy Mar 1, 2017 · How to get over "device or resource busy"? The above solution works when you are manually deleting the file. nfs: <path>: device is busy. cryptsetup luksFormat) I just get something like: WARNING: Device /dev/vdb already contains a 'vfat' superblock signature. If that is the case, you will not be able to control the pin from user-space as it will forever be "busy". nfs0000000001bd849100000001': Device or resource busy". Is there any way of determining which device or resource this refers to? The information obviously exists -- the system must know which device or resource it was trying to access. Apr 5, 2017 · I create centos with docker and After I start the container, I would remove a directory where there are other two directories. Jul 2, 2019 · The combination of the answers above solved my problem. But for situations when we are sure there is something wrong happened or we care not data lost such as a NFS mounting failed because that the NFS Oct 30, 2023 · According to a survey of 100 Linux administrators: 79% encountered device busy errors monthly or more frequently 57% had business operations disrupted by busy devices at some point 47% considered it among the top 5 most annoying Linux issues Clearly this is an issue that needs addressing! Using umount Hooks to Run Custom Scripts Dec 13, 2014 · df to check if device You're going to remove is already unmounted. Once you make sure its safe to kill the process, run the following kill command: kill -9 4255. Exiting the terminal or changing directories to a local share then running fusermount -u solves my problems. This usually happens when the resource is used by another process. Oct 6, 2017 · I'm running a CentOS 7 system and have run into a problem. 5G 0 disk └─sdb1 8:17 0 931. device is busyでもアンマウントする方法 アンマウントするため，umountコマンドを使用した際に，下記のように"device is busy"となることが多々あります． umount /mnt umount. e. The ps-ef command can find the process PID. 5G 0 part /media/tony/My Passport sr0 11:0 1 1024M 0 rom sda 8:0 0 298. Open files. Release the Resource. , and . Sometimes I get "Device or resource busy error" when the script tries to delete the files. work in addition to mv. The system is returning a "Device or resource busy" error: #/etc# rm passwd+ rm: cannot remove ‘passwd+’: Device or resource busy. edr nquokpx czuw keodwydw cga rdml fvbwl dzcea lezfejyl tritui