Zfs destroy dataset is busy python zfs destroy [pool/dataset] Destroying snapshots. 8. Oct 24, 2016 · I want to destroy a clone. 6-1~trusty). I'll take a few steps to make a dataset that is tricky to delete, first I create a dataset, and a sub-dataset: May 6, 2020 · This Dataset was used with libvirt to provide a blockdevice to a qemu-kvm server. 00x ONLINE - umount2: Device or resource busy Mar 31, 2022 · Start with ' man zfs-destroy ' and do some research, dataset is busy INFO: archive file size: 23. zfs list; zfs get: Displays specific properties of datasets. And I have problems with snapshot. Any help appreciated. The last one you Jul 4, 2023 · After following spaceinvader1's latest guide of upgrading your cache drive to zfs I can't reboot my server. ksh umount: /var/tmp/test: device is busy. vm_cache datasets and it's not working. 2) where I’m unable to delete the dataset “tank/iso”. 11G - tank/lxc/zimbra@precise compressratio 1. If there are children Datasets under this Dataset, you will need to specify -r # Destroy a Dataset (no children Datasets) zfs destroy POOLNAME/DATASET_NAME # Destroy Dataset and all children # zfs destroy tank/lxc/zimbra@precise cannot destroy snapshot tank/lxc/zimbra@precise: dataset is busy # zfs get all tank/lxc/zimbra@precise NAME PROPERTY VALUE SOURCE tank/lxc/zimbra@precise type snapshot - tank/lxc/zimbra@precise creation Sat Oct 25 10:15 2014 - tank/lxc/zimbra@precise used 589M - tank/lxc/zimbra@precise referenced 3. Dec 6, 2018 · There are quite a few things in Linux which can keep a ZFS pool busy, blocking export and destroy commands. But still: # zfs destroy local-zfs/138561-04047b12-c416-4842-97b5-93c062f97e52 cannot destroy 'lo Jan 5, 2024 · How to delete a ZFS zvol when it claims to be busy but you're sure it isn't. key (bytes) – dataset encryption key data (empty by default). Mar 4, 2014 · Yet another tech blog - made in Switzerland. June 13, 2023; Solved Minor. root@Pegasus:~# zfs destroy -f pool0/ISOs. As soon I access them, they will are blocked and I am unable to destroy them or to reboot the system. Busy doing what? Jul 31, 2020 · If these tools can create ZFS datasets, they can destroy them, too. 7+ Installation. Sep 7, 2015 · Docker Version: 1. Mar 6, 2023 · Did you have S. The most common reasons are that NFS or iSCSI is using that dataset/zvol. When I try removing it I get this in the logs: Jan 5 13:52:38 Hades shfs: /usr/sbin/zfs unmount 'disk11/Other' Jan 5 13:52:38 Hades shfs: /usr/sbin/zfs destroy 'disk11/Other' Jan 5 13:52:38 Hades root: cannot destroy 'disk11/Other': dataset is busy Jan 5 13:52: @stgraber Oh dear Cthulhu, that's bad. Use it with extreme caution. With sleep between create and destroy it works without problem. Its just taken about 8 hrs to do it. No iSCSI, No container. thanks! edit: fixed post typo (thanks Jim!) ds_type (str) – the type of the dataset to be created, currently supported types are “zfs” (the default) for a filesystem and “zvol” for a volume. Feb 25, 2019 · 我为我的 /home 目录使用了 ZFS 数据集，但我找不到让它忙碌的进程。当您无法使用数据集找到该过程时，这是我的解决方案也应该适用于您： 在您希望导出（但无法导出）的所有数据集上设置： zfs set canmount=noauto dataset1; zfs set canmount=noauto dataset2 Jul 25, 2022 · root@pve:~# systemctl stop docker Warning: Stopping docker. I just checked on one of my other systems, and there I have a dataset which I still cannot destroy even after 48+ hours. The destroyed file system is automatically unmounted and unshared. cannot open 'pool0/ISOs': invalid character '/' in pool name. Feb 24, 2021 · I am doing a zfs send receive pulling data from a remote system over ssh to my central backup server. I even booted to single user mode to export Aug 6, 2024 · I would like to delete the SSDs/hs-b44gz FS but destroy is not allowed because it is apparently busy. Проблема актуальна для LXD-кластеров, при удалении датасета (массива данных) возникает ошибка dataset is busy FAQ VMmanager Couldn't find anything in /proc/*/mounts, and the datasets were not mounted I managed to fix the issue by following these steps: find /dev -name "dataset" fuser -am THE_OUTPUT ex: fuser -am /dev/zd80 then gdisk /dev/zd80 delete all partitions create new default partition write reboot. Renaming ZFS Snapshots System information Type Version/Name Distribution Name debian buster Distribution Version 10. dataset is busy warning: cannot send The defer_destroy property is on if the snapshot has been marked for deferred destroy by using the zfs destroy-d command. 20 Go version: go1. With iSCSi in particular, if iSCSI was sharing the zvol, and then you decide to unmount the iscsi disk, you still cannot remove the zvol because iSCSI will still have that zvol open. If you restart 2 now, then the dataset can be deleted. A reboot ist mostly impossible (at least soon), but - from experiecne - solves Apr 7, 2020 · $ zfs destroy tank/zzdestroy cannot destroy 'tank/zzdestroy': dataset is busy We have no process which is accessing the zvol at the moment - even rebooting the machine didn't help. If you want to destroy the pool itself, that’s what zpool destroy is for. It doesn't say it has children or dependencies. I even disabled ssh since replication uses that and rebooted with ssh off. 6. I have used zfs send to send all my snapshots (from proxmox - hitachi zpool) to this pool. And it's really not mounted anymore: # zfs umount ssd/downloading cannot unmount 'ssd/downloading': not currently mounted. sudo zfs destroy mypool/mydataset In this example Jan 8, 2021 · zfs umount pool/dataset says that the dataset is busy. ) I am running a scrub today while I'm at work. However, upon accessing the dataset, it was empty and all 2TB of files were missing. Jun 8, 2024 · ZFS should give much better hint about the situation (this happen often) and diagnostic instructions, because LSOF show nothing. By unr41dus3r. Aug 23, 2022 · I’m running LXD 5. But in this case, there are no snapshots apparently, and as mentioneed, mount (unless I misunderstand) is not valid. Sun Microsystems created the ZFS file system. Also not possible from CLI. 04 with zfs v0. Capable of reading, Pools, Datasets, Snapshots and Diffs for use by other Python Tools. 058-0ubuntu1~oneiric1) I've found that when I invoke zfs destroy with the -r option - i Nov 10, 2024 · Why would doing zpool destroy come back with “pool is busy” when there is nothing mounted and no scrub operation. Jan 13, 2025 · Hello all I have been trying to get a docker compose yaml to work via Summary solution: I tried once again reinstalling the official Frigate "app " and, having succeeded, I realised that the “undeletable snapshots” probably don’t matter and anyway, the latest attempt to run Frigate at sensible CPU load has worked! The utilisation is a few tens of per cent, maybe <50% and maybe only about Jun 26, 2012 · Hi, I test ZFS on a ubuntu 12. I’d like to blast the pool and start over (renaming it) but nothing I do seems to work. cfg Jan 30, 2020 · You signed in with another tab or window. To destroy an active file system, use the -f option. I have 2 ZVOLS. However, in many cases it is necessary to assign a static IP address, for example to make a web server available on a separate container behind a proxy server running on another container on the same host,… May 28, 2024 · ZFS Libraries for Python. I try to use "umount -l " unmounted,success. 4-pve1 Describe the problem you'r Worst case scenario I could try to destroy the pool and rebuild it, then run the backup job to get the backups back on there, but I'd prefer to avoid that since it's a big load on the network and takes forever. Install this plugin using pip: $ python3 -m pip install zfslib Usage Oct 27, 2024 · << To remove a ZFS dataset, use the zfs destroy command >> I first tried it with : "zfs destroy cache/domains/Debian" but I,ve got this message : "cannot destroy 'cache/domains/Debian': dataset is busy" I then found out that you have to unmount the dataset first and then you can remove it. I stopped NFS and Samba even though the dataset in question is unshared. Although external (e. 这个错误的报错和实际原因没有关系，你搜什么样的都会搜出来不相关的内容。 并且truenas系统 的图形化复制任务 在 调用zfs的复制 的时候，并没有考虑网络（异常）中断这种“常见的”错误。 Sep 7, 2022 · By default, a new LXD container is assigned a dynamic IPv4 address by the internal LXD DHCP server. props (dict of bytes:Any) – a dict of ZFS dataset property name-value pairs (empty by default). After some testing, I decided to remove the disks but show "dataset is busy" The storage is only being used for VM disk image. zfs destroy filesystem|volume#bookmark The given bookmark is destroyed. cannot set property for 'SSDs/hs-b44gx': 'mountpoint' does not apply to datasets of this type May 3, 2016 · The whole stacktrace was related to JFS as the issue itself as of now, but then zfs destroy couldn't handle destroying that zvol. WARNING: THIS WILL DELETE ALL THE DATA IN THE DATASET INSTANTLY. 66 Architecture x86_64 ZFS Version 0. Nothing helps If the file system to be destroyed is busy and cannot be unmounted, the zfs destroy command fails. To destroy a snapshot, also use the zfs destroy command (and the -r flag also works here). action: Enable all features using 'zpool upgrade'. ds_type (str) – the type of the dataset to be create, currently supported types are “zfs” (the default) for a filesystem and “zvol” for a volume. That also explains why I'm seeing it across several systems, as I keep my servers in synch w/regards to kernel/os/package versions. Jan 13, 2024 · root@littleboy:~# zfs set mountpoint=none disk3/backup root@littleboy:~# zfs destroy -vr disk3/backup will destroy disk3/backup@littleboy_2023-12-19-04:40:40 will destroy disk3/backup@littleboy_2024-01-07-04:41:17 will destroy disk3/backup@littleboy_2024-01-09-04:41:07 will destroy disk3/backup@littleboy_2023-12-21-04:41:06 will destroy disk3 Jul 10, 2024 · System information Type Version/Name Distribution Name Proxmox VE Distribution Version 8. ) So far, the only work-around is uninstalling ZFS, rebooting the system (or at least rmmod zfs) and then reinstalling ZFS, then zpool create -f virtpool mirror /dev/sda /dev/sdb (or /dev/sda1 /dev/sdb1) to forcibly overwrite the old zpool with a new one with the same # zfs destroy tank/ws cannot destroy 'tank/ws': filesystem has children use '-r' to destroy the following datasets: tank/ws/billm tank/ws/bonwick tank/ws/maybee # zfs destroy -r tank/ws 破棄するファイルシステムに間接的な依存関係が存在する場合は、再帰的な破棄コマンドでも失敗します。 Jul 10, 2011 · root@pluto:# zfs unmount tank/testrep root@pluto:# zfs mount tank/testrep filesystem 'tank/testrep' is already mounted cannot mount 'tank/testrep': Resource temporarily unavailable. Thank you kindly for all your advise. 2 Logging Driver Jan 5, 2024 · I have a share with no files in it. 3 or 2. ZFS 池的一部分. Started to "proof of concept" my approach. The pool can still be used, but some features are unavailable. So it might have been the safer & sounder method to not edit their config files, but let them delete the jails/datasets & remove from their config. I have tried combinations of zfs destroy and zfs unmount using the -f and-r or -R switches. However, thanks to ChatGPT I was able to get rid of the zfs snapshots using the following command which I am able to disable save-core (copy from dump device to /var/crash) using dumpadm -n, but when I run zfs destroy rpool/dump, I still get cannot destroy 'rpool/dump': dataset is busy, indicating that dumpadm -n was insufficient. I am running the latest version (12. The dataset does not have any snapshots. I sync'd but I imagine zfs in nature is already making sure that's the case. 2 but get the following error. 5. The issue appeared after I tried to setup a ZFS pool for libvirt. After doing this, I was able to delete the dataset. ZFS Snapshot destroy - dataset is busy - Docker. (But even killing off gvfs did nothing to help--I tried that on the off-chance that it had somehow gotten involved with ZFS. You signed out in another tab or window. By default, all of the snapshots for the dataset will be destroyed. everything I tried did not work. Coincidentally (maybe not now. Anyone out there know what constitutes a busy dataset? I did some testing and it seems that mounting, nfs sharing and writing to the dataset don't seem to affect its "busy" status. These running processes are using tank/iso: qbittorrent-nox Dec 1, 2020 · When I try to remove a service of a docker-compose file, I see the following error: "Error": "container 11b03: driver \"zfs\" failed to remove root filesystem: exit stat System information Type Version/Name Distribution Name Debian Stretch Distribution Version 9. As root check these (assuming POOLNAME=<yourpool>): Active swap devices (any /dev/zd?): Device-mapper devices referencing /dev/zvol/<poolname>//<volume> block devices. Unload key doesn't work, it says that the dataset is busy, even if it has been unmounted with umount -l The encrypted folders are in fact missing because the root has been unmounted and zfs get mounted dataset # zfs destroy tank/home/matt cannot unmount 'tank/home/matt': Device busy # zfs destroy -f tank/home/matt. 0-rc3 Storage Driver: zfs Zpool: tank Zpool Health: ONLINE Parent Dataset: tank/docker Space Used By Parent: 98304 Space Available: 7621296459776 Parent Quota: no Compression: lz4 Logging Driver: json-file Cgroup Driver: cgroupfs Plugins: Volume: local Network: null host bridge overlay Swarm: inactive Runtimes: runc Aug 23, 2020 · I created a zfs pool and created thin provision VM disk image on it. root@pve:~# zfs destroy rpool/vm-109-disk-0 cannot destroy 'rpool/vm-109-disk-0': dataset is busy I've stopped al the containers and vm's. Destroying Filesystems (Datasets) and Snapshots Destroying datasets. 4 64bits system. After the transfer, one of the disks seemed to be faulty and bought a new one and replaced it. I wish there was the -nuclearredbutton option to jump past the code that causes 'dataset is busy' and just Oct 9, 2017 · No confirmation prompt appears with the destroy subcommand. 如果文件系统具有后代，则 zfs destroy 命令也会失败。要以递归方式销毁文件系统及其所有后代，请使用 -r 选项。请注意，递归销毁同时会销毁快照，因此请谨慎使用此选项。 Dec 28, 2015 · Those should be temporary datasets that are created during the receive process, that get renamed to the correct snapshot once the receive is complete, and should never be visible. sh umount: /var/tmp/test: device is busy. ZFS file systems can be renamed by using the zfs rename command. But prompt failure "device is busy",I use lsof and the fuser command cannot be used to find the progress of the directory or file. both on different pools. And also restarted the hypervisor. 14Tb's. M. This is the simple example, which works: [dan@pkg01:~] $ sudo zfs snapshot tank_fast/poudriere@snapshot-for-backup [dan@pkg01:~] $ sudo zfs destroy tank_fast/poudriere@snapshot-for-backup [dan@pkg01:~] $ keeps coming up. Nov 10, 2024 · zfs destroy destroys a dataset (including zvols and snapshots), not the entire pool. Python library for reading from ZFS Pools. EDIT: BigPool/Backups is the dataset I would like to go away :) ! Is there any way to speed this up? I'm good with deleting the dataset , but it keeps coming back as "Busy". The only way I can mount or Jun 28, 2014 · # /tmp/testme. Destroying a ZFS File System. I have tried the following without success: 难点. Apr 8, 2024 · Postscript: @winnielinnie for the win! I had to reboot to make the “busy” snapshot from 2021 eligible for deletion, which is a bug. 0-U4. ;) I think you can do something like this: Assuming you want to only apply this to the SSD dataset you would do this Dec 19, 2023 · zfs rename POOLNAME/CURRENT_DATASET_NAME POOLNAME/NEW_DATASET_NAME Destroy a ZFS Dataset. Jan 10, 2025 · Im trying to delete a old pool thats degraded on TrueNAS-SCALE-23. 磁盘或文件是活动 ZFS 存储池的一部分。要更正此错误，请使用 zpool destroy 命令来销毁其他池（如果不再需要）。或者，使用 zpool detach 命令将磁盘与其他池分离。您只能将磁盘从镜像存储池中分离。 Apr 25, 2021 · I have found this bizarre situation where a FreeBSD 12. It is now available in LINUX and UNIX operating systems. dataset is busy all default offsite-backups/eph/share Jun 28, 2014 · # /tmp/testme. Mar 1, 2022 · So I have a new TrueNAS SCALE system (see specs in sig) it's running the release version. command : "zfs unmount cache/domains/Debian" The mountpoint or dataset has gone from 6. Proxmox – zfs error: cannot destroy dataset is busy. The dataset is mounted # df -h | # zfs destroy tank/home/matt cannot unmount 'tank/home/matt': Device busy # zfs destroy -f tank/home/matt. Couldn't find anything in /proc/*/mounts, and the datasets were not mounted I managed to fix the issue by following these steps: find /dev -name "dataset" fuser -am THE_OUTPUT ex: fuser -am /dev/zd80 then gdisk /dev/zd80 delete all partitions create new default partition write reboot. Both indicate that the datasets May 4, 2024 · Install ZFS Filesystem on Ubuntu 20. 0 Architecture x86_64 ZFS Version zfs-0. root@truenas[~]# zfs destroy four10tz/Xen02/data01 cannot destroy 'four10tz/Xen02/data01': dataset is busy i deleted the iscsi share before, but with no luck. zfs, dataset is busy, snapshot is busy, volume is busy どういうときに消えないか？ 基本的には、利用しているものがいるときは、消えません。 I've see similar issues, but all of them were closed. Here is a short overview with the names changed: Apr 2, 2022 · When i reinstalled truenas (SCALE by the way), All i have done beyond the initial basic install/setup is to import my ZFS pools. use 'zfs destroy' to destroy a dataset. Aug 4, 2014 · It won't be possible to delete the dataset, since 2 still holds the handle. root@Pegasus:~# zpool destroy -f pool0/ISOs. Deleting Datasets. 0. Otherwise, the property is off. 4 on Ubuntu 20. 1700-2w dataset is busy! this is oldest file, any other files including latest says dataset is busy Gui is saying 'Held by replication system'! there is no replication configuration From other research From man of section 2 intro page the errors are listed. 4G 0% 1. In using the zfs-auto-snapshot script in the PPA (I'm running the daily version 0. (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) cannot unmount '/var/tmp/test': umount failed could not destroy 'test': could not unmount datasets zpool destroy test: '1' NAME SIZE ALLOC FREE CAP DEDUP HEALTH ALTROOT test 24. SEE ALSO. (I tried "set mountpoint=" so I could see its data, but got. I let it resilver and now it says zpool toshiba is online. service root@pve:~# zfs destroy tank cannot destroy 'tank': operation does not apply to pools use 'zfs destroy -r tank' to destroy all datasets in the pool use 'zpool destroy tank' to destroy the pool Oct 13, 2017 · My plan is to zfs-send / zfs-receive the VM-disks (zvols) from time to time to this box from my Proxmox-host. Number 16 looks to be an EBUSY. Any what makes the dataset busy ? Describe how to reproduce the problem. When trying to destroy a given (snapshot-less) dataset, ZFS states: cannot destroy '[pool/dataset]': dataset is busy. 8tb's to 5. If you don't have errors, stop all sharing services that use the pool or remove the sharing properties on the file systems, stop all read/write IO from programs on the pool and its file systems (check with zpool iostat software) and reboot the server, prior destroying the pool. 2 snapshot cannot be destroyed. iSCSI) services do not use zvol. also the -r -f -R options does not help. Running Debian 12 with zfs 2. I'd like to delete the entire vm and . To destroy a dataset, use zfs destroy (the -r flag also works here). 1-1 SPL Version 0. e. I’ve run iostat on the device and nothing is accessing it. 25x - tank Sep 13, 2024 · 文章浏览阅读999次。作者：张华 发表于：2021-03-01版权声明：可以任意转载，转载时请务必以超链接形式标明文章原始出处和作者信息及本版权声明sudo apt install zfsutils-linux#sudo zpool create new-pool /dev/sdb /dev/sdc #striped pool, raid-0#sudo zpool create new-pool mirror /dev/sdb /dev/sdc #mirrored pool, raid-1sudo z_zfs cow Apr 2, 2015 · zfs destroy -r Data1/Storage@copy ; zfs destroy -r Data2/Storage@copy . also root@pluto:# zfs destroy tank/testrep@1036 root@pluto:# zfs destroy tank/testrep cannot destroy 'tank/testrep': dataset is busy. Destructive mode is not what you think; that setting that you just changed only affects the UI; when you change it to "Yes" the ZFS Master plugin shows destructive action elements in the UI (Destroy dataset and other stuff); but the plugin doesn't implement or even have the powers to prevent a dataset from being deleted/modified; quite the opposite, the Jan 29, 2023 · Hi all, From GUI, I cannot delete an disk in the local-zfs storage list. I initially set it up with a test pool ("Test_Volume") just a Jul 7, 2016 · Containers: 2 Running: 0 Paused: 0 Stopped: 2 Images: 1 Server Version: 1. 1. If the file system to be destroyed is busy and cannot be unmounted, the zfs destroy command fails. We reward people for volunteering their computational resources towards open drug discovery, physics, astronomy, math and other community-approved research projects. Don’t see the point in reporting it though since CORE is not going to get big maintenance updates and I don’t know a easy path to replicating it for the iXsystems team (unlike the snapshot UI bug that you reported). zfs destroy filesystem|volume#bookmark DESCRIPTION zfs destroy [-Rfnprv] filesystem|volume Destroys the given dataset. 12. Oct 9, 2019 · # 保持一个快照或一组快照 $ sudo zfs hold keep data@2020-04-28 # 使用-r选项递归保持所有后代文件系统的快照 $ sduo zfs hold -r keep data@2020-04-28 # 防止快照不小心销毁掉了 $ sudo zfs destroy data@2020-04-28 cannot destroy 'data@2020-04-28': dataset is busy # 要销毁保持的快照，须使用-d选项 Dec 1, 2020 · 在它之前，我尝试从docker中移除任何未使用的对象，并且它起作用了！ Howdy, I'm trying to clean up from corral and need to delete old VM stuff. How to Destroy a ZFS File System. The Dataset is still visible though. Aug 2, 2021 · Hi I am trying to delete a dataset and I can't make it to work. zfs mount Run cli -c 'app kubernetes config` If it shows your old pool then Truenas Scale GUI > Apps > Available Applications > Settings > Choose Pool > Choose the correct pool Aug 24, 2022 · use 'zfs destroy' to destroy a dataset. 67GB INFO: adding notes to backup INFO: prune older backups with Mar 24, 2014 · I tried zfs destroy -r zfs destroy -R zfs destroy -f It always says dataset is busy. i. My version is 0. Apr 17, 2016 · Hi, Similar instances has been reported in the past, and was reportedly solved, but it seems to have recurred in my case (Ubuntu 14. 65-rc9, ZFS pool v Sep 28, 2023 · The mover? How is that share configures for primary, secondary and mover action?. So okay, the dataset is busy. 04. ZFS uses virtual storage pools known as zpools that can deal with the storage and management of a large amount of data. The server is turned off and it was removed from libvirt. 2 Git commit: d12ea79 Built: Thu Aug 13 02:28:37 UTC 2015 OS/Arch: linux/amd64 Containers: 28 Images: 378 Storage Driver: zfs Zpool: rpool Zpool Health: ONLINE Parent Dataset: rpool/ROOT/pve-1 Space Used By Parent: 77297631232 Space Available: 33526665216 Parent Quota: no Compression: lz4 Execution Driver: native-0. This is a quirky FS and we need to stick together if we want to avoid headaches! Apr 12, 2024 · Hello there, i try to delete a dataset but can not because it seems to be busy, either from the gui nor the shell. Any help is appreciated. Motivace: Existuje několik důvodů, proč může ZFS dataset v tomto stavu zůstat označen jako „busy. Raises: Maybe have hidden dataset with a '%' in the name, can find using zdb(8) then you can use zfs destroy as usual with -f, -r, or -R options: # zdb -d tank3 | grep % Note that if the file system to be destroyed is busy and cannot be unmounted, the zfs destroy command fails. service, but it can still be activated by: docker. # zfs destroy tank/home/cindys@snap1 cannot destroy 'tank/home/cindys@snap1': dataset is busy: 要销毁受保持的快照，须使用 -d Jun 11, 2021 · zpool destroy data cannot unmount '/data': pool or dataset is busy could not destroy 'data': could not unmount datasets zfs unmount /data cannot unmount '/data': pool or dataset is busy No VMs are running on this host A subreddit dedicated to the discussion, usage, and maintenance of the BTRFS filesystem. . initial_source: storage zfs. The clone has no labels and so no. I tried to destroy the datasets and the pool but can't. I do not remember creating this zfs, and have no idea what "type" it is. 2 Linux Kernel 4. Raises: FilesystemExists – if a dataset with the given name already exists. 4. 1 API version: 1. This permanently removes the dataset and all its data. Cross-reference FreeBSD bug 265517 – Unattended install FreeBSD 13. 10. A. Renaming a ZFS File System. 1-1 Describe the problem ZFS file systems can be created and destroyed by using the zfs create and zfs destroy commands. [Just in case!] Feb 18, 2021 · snapshot has dependent clones use '-R' to destroy the following datasets OR; the device is busy; The device is busy turned out to be because docker was mounted by ZFS so I decided not to mess with that in case I use docker again someday. How can I disable and remove this dedicated dump device? Aug 21, 2022 · If you have any errors, you will not be able to destroy the pool. Use this option with Feb 16, 2025 · Proxmox – zfs error: cannot destroy dataset is busy. 2-2~bpo10+1 and 0c46813 SPL Version zfs-0. g. Here is the zfs volume with and without snapshots Проблема актуальна для LXD-кластеров, при удалении датасета (массива данных) возникает ошибка dataset is busy FAQ VMmanager Aug 14, 2023 · I used zfs destroy on the dataset tank/Photos_and_Videos in TrueNAS Scale inside the Shell. zfs-create(8), zfs-hold(8) Jul 27, 2017 · I've seen this before. 04 (e. i already tried to stop the iscsi service and delete the dataset but with no luck Dec 8, 2022 · Help determining the source of "dataset is busy" when running "zfs destroy" Hello, Running different versions of OpenZFS on Ubuntu 20. Trying to destroy a dataset on that pool states that it is busy so I believe that is the issue also affecting unmounting and reboot. 1. Oct 24, 2023 · Hi, ZFS Master plugin developer here. On a ZFS backup server, a snapshot couldn't be deleted (destroyed) anymore: Unmount all zfs filesystems zfs umount -a once relevant services are off. @wolfgang: The commit b6c491ee4 on pve-container came from you? Would "--make-rslave" instead of "--make-rprivate" suffice to stop the security issue that you wanted to stop together with 2cfae16ee? Dec 28, 2015 · I am trying to destroy ZFS dataset but I end up with dataset is busy root@backupbsd:/usr/home/anders # zfs list -o name -r Aug 6, 2024 · In general, the solutions I've found involve either deleting snapshots or unmounting the ZFS. Apr 24, 2012 · I'm running a RAIDZ3 zpool, with a mix of zvols and POSIX mounts. occasion the zfs command will report: cannot snapshot '<dataset name>': dataset is busy The problem is, I don't know what causes zfs to think the data set is "busy". Jun 13, 2023 · ZFS Snapshot destroy - dataset is busy - Docker Followers 2. 2. I tried reboot, filtering in /etc/pve/storage. But when I perform destroyed still failed,Tip me "dataset is busy". (In some cases useful info about processes that use the device is found by lsof(8) or fuser(1)) cannot unmount '/var/tmp/test': umount failed zfs umount test/test: '1' test on /test type zfs (rw,relatime,xattr,noacl) test/test on /var/tmp/test type zfs (rw,relatime,xattr,noacl) umount2: Device or resource busy umount: /var/tmp/test DESCRIPTION zfs destroy [-Rfnprv] filesystem|volume Destroys the given dataset. zfs list -t snapshot -o name -S creation | grep ^tank@Auto | tail -n +16 | xargs -n 1 zfs destroy -vr Test it with |xargs -n 1 echo. The userrefs property is set to the number of holds on this snapshot. 04 using ZFS as the storage backend: config: source: storage volatile. 04) - destroying the ZFS snapshot on the Proxmox source. I can't make this go away. Use this option with caution as it can unmount, unshare, and destroy active file systems, causing unexpected application behavior. 19. Feb 9, 2016 · zfs destroy -rv RAID10@auto-20150930. Jun 26, 2022 · I've run into a problem that I cannot destroy a dataset, not after reboot and unmounting everything. Version: ZFS: Loaded module v0. Dec 13, 2011 · Then destroy with xargs -n 1 zfs destroy -vr; Deleting snapshots in reverse order is supposedly more efficient or sort in reverse order of creation. “ Jedním z hlavních důvodů je, že disk může být stále v používání nějakým procesem, což zabraňuje jeho Nov 6, 2018 · $ lxd stop TEST $ lxd delete TEST Error: Failed to destroy ZFS filesystem: cannot destroy 'LXDPOOLS/containers/TEST': dataset is busy LXDのコンテナは正常に終了しているのに、ZFSストレージプールから削除ができない。 Apr 27, 2018 · The zfs destroy returned dataset is busy. 4G 256K 24. R. zfs destroy [pool/dataset@snapshot_name] # zfs mount tank /tank # cd /tank # zpool destroy tank cannot unmount '/tank': Device busy could not destroy 'tank': could not unmount datasets # zpool destroy -f tank. 4 Kernel Version 6. Jul 4, 2014 · Date: 2014/07/04 | | Tags: Solaris/opensolaris. pool_name: storage description: "" name: default driver: zfs When I attempt to de… Sep 24, 2008 · # zfs destroy -f zone_data/akpzora1/bnz cannot destroy 'zone_data/akpzora1/bnz': dataset is busy I have unmounted / mounted the file systems which did not help. It just hangs trying to unmount drives. I have these 2 ZVOLs left over from my old proxmox host that now i want to delete since they are useless to me anymore And i cannot do it. Can I recover my files? zfs destroy mypool/mydataset; zfs list: Lists all datasets in a pool along with properties such as used and available space. 1 ZFS+UEFI fails: "cannot unmount '/mnt': pool or dataset busy" Reply reply cluepon Feb 24, 2019 · 我正在尝试删除一堆旧的ZFS快照，但是我收到错误提示说数据集正忙。[root@pool-01 ~]# zfs list -t snapshot -o name -S creation | grepZFS on Linux: cannot destroy snapshot, dataset is busy ZFS file systems can be created and destroyed by using the zfs create and zfs destroy commands. For example: Apr 26, 2023 · zpool status pool: rpool state: ONLINE status: Some supported and requested features are not enabled on the pool. cannot destroy 'pool0/ISOs': dataset is busy. Mar 28, 2014 · root@localhost:~# zfs create -V 1G Pool1/zvol_loop && zfs destroy Pool1/zvol_loop cannot destroy 'TestIscsiTargetsPool1/loop': dataset is busy. 通过zfs mount查出tank的mount点，然后进入并占用mount目录，这样当试图删除时系统就会报错。 Jul 14, 2017 · I create a container and the strange thing is that it was created on disk-0 and disk-1 (I notice that I need to do the creation process 2 times maybe it's for that, I don't know) The thing is I want to destroy the container and I can't: root@ns3128946:~# pct destroy 106 zfs error: cannot The dataset can be used like any traditional filesystem but comes with ZFS-specific features. zfs get compressratio mypool/mydataset; zfs set: Sets a property for a dataset. 11-1. You switched accounts on another tab or window. 0. testing scheduled? Use smartctl to check if a test is running on any disk in the array and has not completed, that will make a disk busy, along with everything above it (logically) in my experience. [EFAULT] cannot unmount '/mnt/fourtb/media': pool or dataset is Aug 28, 2024 · INFO: cleanup temporary 'vzdump' snapshot snapshot 'vzdump' was not (fully) removed - zfs error: cannot destroy snapshot rpool/data/subvol-113-disk-0@vzdump: dataset is busy Upon the next run, the backup will fail on that container: May 18, 2021 · Hi all, From GUI, I cannot delete an disk in the local-zfs storage list. with nothing left for the disks to do, I rebooted and they resilvered 2mb when they came back just fine. To destroy a ZFS file system, use the zfs destroy command. This tool presently targets Python v3. pot destroy pot prune pot purge-snapshots pot de-init. Tried to close everything, the only thing that worked is umount -l /mountedpoint. By default, the command unshares any file systems that are currently shared, unmounts any file systems that are currently mounted, and refuses to destroy a dataset that has active dependents (children or clones). 9 Linux Kernel 4. Here is what I was doing: - creating a ZFS snapshot on the Proxmox source - Sending the ZFS snapshot via SSH to the Backup-Server (Ubuntu 20. Nothing helps Nov 3, 2020 · 2. To delete a dataset, the zfs destroy command is used. ZFS file systems are created by using the zfs create command. I'm experiencing such kind of problem right now: # zfs destroy zroot/2013-10-15T065955229209 cannot destroy 'zroot/2013-10-15T065955229209': dataset is busy # zfs umount zroot/2013-10 # zfs destroy tank/home/cindys@snap1 cannot destroy 'tank/home/cindys@snap1': dataset is busy If you want to destroy a held snapshot, use the -d option. Extreme care should be taken when applying either the -r or the -R options, as they can destroy large portions of a pool and cause unexpected behavior for mounted file systems in use. 6) with But now, no matter what I do (so far), it's refusing to destoy the dataset: # zfs destroy ssd/downloading cannot destroy 'ssd/downloading': dataset is busy. Reload to refresh your session. Creating a ZFS File System. I received a message along the lines of "Dataset cannot be destroyed because it is busy". 4-3-pve Architecture x86_64 OpenZFS Version zfs-2. I destroyed the pool in libvirt but cannot destroy the dataset on the disk. socket root@pve:~# systemctl stop docker. zfs set compression=lz4 mypool/mydataset; zfs mount: Mounts a dataset. EBUSY Device busy # zfs destroy tank/ws cannot destroy 'tank/ws': filesystem has children use '-r' to destroy the following datasets: tank/ws/billm tank/ws/bonwick tank/ws/maybee # zfs destroy -r tank/ws 破棄するファイルシステムに間接的な依存関係が存在する場合は、再帰的な破棄コマンドでも失敗します。 Gridcoin (GRC) is a cryptocurrency that incentivizes participation in the production of science. EDIT E. First it might be considered that due to kernel's "oops" the proper thing one'd do is rebooting, but OTOH, the system itself looks stable and it's just ZFS that can't destroy its volume. Now it's too late, you must do it manually. T. Apr 15, 2025 · Hello TrueNAS Community, I’m encountering a persistent issue with my TrueNAS installation (ElectricEel-24. 如果文件系统具有后代，则 zfs destroy 命令也会失败。要以递归方式销毁文件系统及其所有后代，请使用 -r 选项。请注意，递归销毁同时会销毁快照，因此请谨慎使用此选项。 Oct 26, 2014 · Every 5 minutes is going to hurt performance. 3。 root@truenas[~]# zfs destroy -f Data/vmdisk/onething_da… You can remount the datasets with zfs mount pool/dataset, give me a few minutes and I'll work up a more thorough reply. Published on 01/05/2024, 171 words, 1 minutes to read TLDR: ZFS says filesystems are mounted - but they are empty and whenever I want to unmount/move/destroy them that they don't exist It started after a reboot - i noticed that a dataset it missing. When I attempt to delete it through the web interface, I receive the error: “[EBUSY] Failed to delete dataset: cannot destroy ‘tank/iso’: dataset is busy. Feb 23, 2019 · [root@pool-01 ~] # zfs list -t snapshot -o name -S creation | grep ^ pool / nfs / public / mydir | xargs -n 1 zfs destroy -vr will destroy pool / nfs / public / mydir@autosnap_2019-02-24_03: 13: 17_hourly will reclaim 408M cannot destroy snapshot pool / nfs / public / mydir@autosnap_2019-02-24_03: 13: 17_hourly: dataset is busy will destroy Jul 27, 2022 · 当在truenas中创建zvol并分配给虚拟机后，如果想要删除这个zvol就会出现错误 1 cannot destroy 'xxxxxxxx': dataset is busy 我从Dataset is Busy If the file system to be destroyed is busy and cannot be unmounted, the zfs destroy command fails. 1). Be cautious when deleting datasets, as this operation cannot be undone. Reactions: Grinchy, GunbleR, seanm and 10 others. neh znapatu jersip vcmm clgpjio puwhzdk nzawa jzygbp qeiog zarbhj