Unraid zfs pool I have a ZFS pool created via steini84's plugin. I have a feeling you all have already had this discussion, but I couldn't find any posts referencing atime, so I thought I'd bring it up. This video prompted that. Setting up and running two pools formatted with zfs is fine. Moderators; 68. After that, I added cache using the CLI (from instructions here. 12 is release with ZFS support built in. This plugin req Available ZFS Pools are listed under the "Main/ZFSMaster" tab. comet424. For a good overview of ZFS, see this article. i. Noticing that Unraid enables atime by default on zfs pools/datasets. I am having trouble creating my share folder. Quote; Wanting to try ZFS with beta 7 on my (now) test system I run into the following issue. It will let you know there is a problem but cannot fix it (where as zfs pools can). Based on what I am seeing, the paths and everything should be correct but, may No pools: Created on the Unraid array as Primary. Implementing ZFS dedupe without measuring/considering memory requirements is inviting a disaster scenario. here is my unraid 7 unassigned device trying to add the same disk as the pool, but I'm having difficulty to do it for example root@qnap:~# gdisk -l /dev/sdf GPT fdisk (gdisk) version 1. Downgrading resolved that. Truenas is great app and with zfs, it is a beast which is also resource hungry. I threw a bunch of videos on there, and sometimes I'm able to scrub through videos with ease, then all of a sudden between 1-3 cores on my dashboard will be pegged at 100%, and everything freezes for about 10-15 seconds. Please confirm if that is the case. In that case, two videos have been created for a step-by-step Jun 16, 2023 · 在之前的文章《unRAID ZFS 入门（一）：ZFS 介绍》中，作者介绍了 ZFS 文件系统的一些基本概念，那么在本文作者将给大家介绍如何在 unRAID 系统上（ 6. I tried to search online, but most of the ZFS article are for pre-6. 3 Unraid Version I've currently got a single drive in a zfs pool - I want to add another disk(s) to this pool. Checking with netdata, the ZFS ARC Size is set to 7. Special, cache, and log VDEVs are comprised of partitions on a group of 3 NVME drives. Of course individual devices within an unRAID pool have their own file system type. But you could try manually: zpool import -a Sent from my iPhone using Tapatalk Quote; comet424. The expansion feature will come in handy for smaller pools and especially for many of us who like unraid for it's flexibility created zfs pool with (2) 8TB drives and (1) 4TB drive, unraid reports approx 8 TB of usable space, The ZFS Master plugin reports approx 11 TB which to believe, I assumed 50% usable or 10 TB any ideas ? Not sure if aware but ZFS in the main array is kind of pointless as no bit rot protection. 1 Followers 3. I have a main cache pool (called cache) and a ZFS pool (called zfs_cache). Here was my zpool at that point: root@nas01:~# zpool status pool: zfs state: ONLINE Hello Unraid Forum, my Unraid server runs as media and gaming machine. The array and share work, but not without issues. disable access time bash: `zfs set atime=off {{pool_name}}` d. I keep trying to add this info to the documentation but no one is merging it so. The SSD pool ('flashy') is 2x vdef mirrors, the HDD pool ('rusty') is RAIDZ1. I'd like to have one share folder that will write to all the ZFS vdevs?in the 3 pools I created in Unraid. I added a slot to the pool and put the ORIGINAL m. Fair point. Added my disks to the array and started it. I then expanded this with 4 more devices via GUI. That ZFS pool consists of two identical Samsung pm883 480gb ssd drives in a mirror-0 configuration. I always end up ripping out one drive and run unprotected off a si Hello Unraid, 1. Issue is that after reboot the Array does not start The ZFS Master plugin provides information and control over the ZFS Pools in your Unraid Server. In addition you may format any data device in the unRAID array with a single-device ZFS file system. 0 Jul 20, 2024 · 今天本薇就带大家看一下UNraid如何扩充ZFS存储池，来帮助你决定是否使用ZFS存储池。 先明确一点，在UNraid里新建了ZFS存储池之后，单个vdev的 硬盘 数量就不能扩充了 Mar 28, 2023 · zpool 是 ZFS 文件系统的一个重要特性之一，它主要用于管理存储设备和提供更好的数据容错性和存储空间。 zpool 可以将多个物理磁盘或分区组合成一个逻辑卷，从而形成一个存储池。 从上面的图片中可以知道， zpool 是 May 20, 2023 · ZFS is better, but it's also a RC implementation in unraid, so at this point, you may run into caveats still showing up in RC threads. Context: I've successfully converted a cache SSD and HDD into ZFS following this guide 6. Note: Details will need to be added for ZFS file systems after Unraid 6. By Coque September 3, 2024 in General Support. We are splitting full ZFS implementation across two Unraid OS releases. It is still an unraid Array with individual independent disks having the filesystem of your choice. The folder only allows array or cache, I'm not sure where I'm going wrong. Disk /dev/sdf: 5860533168 sectors, 2. Docker image is inside a zvol on one of the pools (as a workaround for the major docker+ZFS issue caused by 6. My data on this ZFS pool is critical, so I want to know exact step I need to do to remove the hard-drive that's giving warning and replace with the new one and then execute rebuild. Unraid shows you the usable space on the GUI interface reported from the filesystem, but that's not the same information reported by ZFS; in your case, I'm guessing a RAIDZ-1 config, so you get 2TB * (3-p) with p = 1 disk for redundancy; in practical terms, that means 4 TB of usable space; but at the pool level that's not what gets reported, instead ZFS Hello! I am rebuilding my u nraid server using ZFS. keep all auto in GUI. Note: older Unraid versions may not recognize My understanding was that at some point the "array" terminology would be replaced with something like "unRAID pool". I created a share called "Test" on only that disk with no secondary storage. Initial support in this release includes: I've created two ZFS pools and a top level folder in each: 1backup and 2backup. Pool can be imported from the CLI, requiring services to be restarted to work properly. 6: 1. After copying I went to shares tab to change the shares behaviour and noticed I can do ZFS pool to array but not array (or cache) to zfs pool. But, the pool is seen in the ZFS Master plugin and cli, but not the pool in the UI. Create directories (not datasets) via CLI: appdata, docker, domains, system. Am moving some shares over to my ZFS pool using midnight commander. When I create a dataset, a share is created within the array, I cannot seem to move it to the zfs pool, it's 'stuck' in the lower capacity array. The goal is to have the most storage/redundancy/gaming performance as possible. There are around 200 datasets, according to ZFS Master. Also have 4 x 200G SSDs (Oracle F80 PCIe card) acting as my zfs cache. 6 recently, and set up a raidz2 pool with 8x 2TB Crucial MX500 SSDs. Today, I figured I should upgrade to 6. well I restarted over reformatted my usb and reinstalled unraid. I don't have the option to divide a share over multiple pools, as you have in an Array, to expand the share over another drive, if the first drive is getting full. c:188:abd_alloc() Even though I have many pools, I finally found out that the problem is with the ZFS pool consisting of 2x 1TB disks. I did notice the loop service at 100% also and trying a docker image froze the system completely. Physically replaced the failing SSD with a new one with the exact same brand, type and size. 0-beta. For a good Jan 9, 2025 · Unraid now includes built-in support for ZFS, the advanced file system celebrated for its robustness, performance, and advanced data integrity features. 13 I have a cache pool consisting of two 4 TB WD Red SN700 NVMe SSD. Go to solution Solved by JorgeB, September 4, 2024. As a result, I restarted the server via command line by entering echo "b" > /proc/sysrq-trigger. I now get the following error: pool: cache state: SUSPENDED status: One or more devices are faulted in response to IO failures. A single disk ZFS Pool that is empty and will not spin down And to make it weird, an empty 6 Disk ZFS pool that does spin down. You can do ZFS receive tho to receive snapshots from a ZFS pool. 1, have two 500G drives for basic array (Data and Parity) and then a ZFS pool for most of the storage. At time of ZFS pool creation, the webGUI will present all topology options based on the number of devices assigned to the pool. com with the ZFS community My question is mostly related to the flexibility of ZFS regarding expanding each drive capacity by replacing them later. Then I have a ZFS Cache Pool for data that is very important and I want snapshots & scrubbing for. Followers 2. but, sdq was the previous identifier for the failed drive (it shows unassigned now) and it was in I have the main array, a cache pool, then a second pool that I want to remove entirely. pool: zfs state: ONLINE scan: resilvered 11. 3 x 2TB SSDs, running RAID-Z, so I had assumed that it would give me a total pool capacity of around 3TB. 3 I startet with a clean system (3 new ssd disks 2x500 1x120) and created two pools one with the 500GBs disks ZFS mirrored, and one with the 120GB disk ZFS. The zfs_cache is used by cloud sync service shares only (dropbox and megasync). You can post now and register later. Hello, I am testing Unraid at the moment, and I have a problem when testing the loss of a hard drive. My Unraid server is connected to the same switch with an Intel X520-DA2 via 10 GbE. For example, I have 1 devices dedicated to hosting plex meta data, another for incomplete download, cache, VM, etc. 1 which seemed fine as well but when my server restarted, the array would now be stuck at "Mounting" the cache pool. Shares will have the concept of "primary" storage and "cache" storage. This pool has never given me issues at all. Introduced LUKS encryption for ZFS pools and drives. I checked unraid still has correct device names against those listed against the functioning pool pool list -a and that part of it is correct. On my existing SSD cache pool, I have a "Download" share (shows as exclusive access). Downgrading back to 6. Now to my problem, I have a rather modest transfer speed for all ZFS Hi All, planning out the pools in my new server. Answering your question about data being encrypted twice, Yes, ZFS is not aware of the But I once bought and installed UNRAID to get rid of any pools and disks depending on each others. Join the conversation. ZFS Implementation. I've been running a simple ZFS mirror on an old Mac Pro (openzfs on mac then zfs on Linux mInt), and before that I was one of the first Drobo v1 users. 2 ZFS pools (with 6. I explain: I have a zfs pool of three disks in raidz1, if the first disk of the pool is no longer present, it is impossible for me to access the pool and the data, even if Unraid login: VERIFY3(size <= SPA_MAXBLOCKSIZE) failed (24155136 <= 16777216) PANIC at all. Autotrim is enabled on 1 pool. 12 版本）去创 Jul 3, 2024 · UNraid 7. . A ZFS pool is more like RAID 5 or 6, with parity and data shared across all the drives. Special treatment for root single-vdev mirrors: A single-device ZFS pool can be converted to multiple-device mirror by adding up to 3 additional devices in one operation. 1 Im not sure whats going on. 6 x 8TB drives in a single zDev on raidz1. The unraid downgrade was all about performance issues. 5" SATA SSD's as a zfs mirror for cache. 4, and changing my two pools from BTRFS to ZFS. I created a pool with 4xSSD and another pool with 5xHDD. When I created this pool of 4 devices it suggesting formatting which failed with "Unmountable: Unsupported or no file system". here is the simple zfs pool structure. How to fix that? Quote; Link to comment. If you have an account, sign in now to post with your account. 0 and had switched my cache pool (2x2TB SSDs) to ZFS (mirrored). I had a full backup of the pool on a qnap server (which runs nightly) so I took everything offline, formatted the drives, removed the pool (then turned on the array, turned it off again), re-created the zpool in the unraid GUI, added the drives replacing the drives i wanted to replace to begin with, started it up, and transferred the 80TB back into unraid. I'm setting up a new unraid nas and i'm experiencing slow transfer speed. There are no drives available in the dropdown boxes. so there’s still something problematic about zfs, docker and unraid. I went and deleted the pool and have tried to create a new pool with all 10 disks - but for some For unraid specifically, I’d also recommend moving the Docker image (in the unraid settings gui) to your ZFS storage pool and setting it to be a much larger image (by default it is only 20gb). The drives are 6 months old. Quote; Hi, Today i merged my unassigned SSD/data back into the main pool, and now have 2x 1Tb drives in a SSD cache pool for a 3x 4Tb HDD array. Default profiles set for new ZFS pools/subpools. Stay informed about all things Unraid by signing up for our monthly newsletter. The shares are configured to use Unraid ZFS performance over SMB shares can really sail provided you follow certain steps and have the right hardware tuned up. For me, that is the wrong question. The platform is an X99 mainboard with 32 GB DDR4 Ram and an Intel Xeon E5 2699 v3 CPU. I also snap my appdata and domain shares which are bound Hi i'm new here. Suppose you have decided you want to use ZFS on your Unraid server. I tried updating to the RC version Jorge suggested but unfortunately I still get a bunch of spam of this whenever I try to stop the array: Wondering if you can use ZFS on the Cache pool of 2xM. I would like to extend on that and say "most users who make a deliberate decision on their own rather than following a 2-year-old highly ranked YT tutorial or their nephew's advice who barely heard about unRAID and hasn't even considered pros and cons of various file systems". Unmountable: unsupported or no file system for a normal zfs pool. Can I add disk(s) without losing the data on the original drive or will I have to reformat it? I created a ZFS pool via unRAID GUI of 4 devices. The pool is scrubbed clean and work BUT I am attempting to get the UI to adopt the ZFS Pool. For people who would consider that a minor disaster: Not sure what the problem could be, but you could try send/receive that snapshot to a new dataset and the then run the container on that dataset, e. I have a home Im not sure whats going on. Erase pool, format as ZFS. Started the array 4. I cannot for the life of me get the zfs to appear p Discover how to reformat a disk within your Unraid array to the robust ZFS file system (or any other file system) in this comprehensive tutorial. 2, I used the new ZFS pool feature to create the pool. Recreate docker folder (it was taking a very long time to move, so I deleted it) Move data back to pool from I have x2 16TB Drives as a zfs pool Raid0 (yes I know no redundancy, this is a test). With the current state of zfs, you'd have to add an additional pool which typically means that you'd have to double the number of discs. After upgrade my main zfs SSD pool does not start automatically. I also craved for zfs but when i started using unraid, now I am not sure why I needed zfs. Note: Your post will require moderator approval before it will be visible. 3k 4,100 Share; Posted February 22. 13 with a zfs pool configured with a cache disk (L2ARC), after the upgrade to 7. Running RC1 my chia container had huge performance issues. 12 update, which is The Minimum Free Space setting for a pool tells Unraid when to stop putting new files onto the pool for User Shares that have a Use Cache setting of Yes or Prefer. There is lots of scrolling over ZFS Pools New in this release is the ability to create a ZFS file system in a user-defined pool. Example: The share "third" is created and exists only on the ZFS pool Hi I create pool ZFS and got is smb shared. I couldn't access the web interface or any of the services I had set up. Members; 2k Posted July 7, 2018. It's formatted as a ZFS RAID0 (striped) if I remember correctly. Can I add disk(s) without losing the data on the original drive or will I have to reformat it? The pool labeled "zfs-m2tb" has Unraid claiming it has missing disks when I try to start the array. Initial support in this release includes: Share > appdata Pool Device > Cache 'mnt/cache' all apps running no issues other than the appdata share is empty. Whether you're using Common issues/questions/general information related to ZFS on UnRAID - As I see (or answer) the same issues fairly regularly in the zfs plugin thread, it seemed to make sense to start up a reference for these so it could just be linked to instead of re-typing each time lol. Is there an option to do this with Pools? (CLI for example) I Hi guys, I just set up my new server, but every time I try to format the ZFS pool, I get a system freeze. If the folders are zfs datasets you won't be able to delete them form Windows, regular folders should not be a problem. I can see the zfs pool in the drop down and select it, but as soon as I'm done it reverts back to the array. Yay I finally maxed out my Unraid mobo today: max ram capacity, best CPU it can handle, every SATA port used, every PCIe lane in use For immediate help and problem solving, please join us at https://discourse. What i'm trying to work out is the best cache settings to use, whilst also minimizing HDD drive-spin up, and SSD write usage too (obviously depends on the apps Upgraded from 6. Unraid's recent addition of ZFS support opens up new possibilities for data management and having an array drive as ZFS opens up alot of possibilities such as zfs replication between two zpools. Scripts to scrub and check pool health scheduled through the User Scripts plugin. I have attached a picture of my layout below. 8M in 00:00:01 with 0 errors on Fri Jun 21 08:40:40 2024 Hi All, planning out the pools in my new server. Stopped the array 2. Subscribe. So I need to replace the 500gb with a 1tb disk to get 2tb I guess then? Edited July 15, 2023 by Mokkisjeva. and I get this: Unmountable: Unsupported or no file system Normally - zfs dont have any I booted the system back up. ZFS pools New in this release is the ability to create a ZFS file system in a user-defined pool. The pool has one dataset called Hey Unraid community, I recently upgraded to 6. config: datapool ONLINE raidz1-0 ONLINE sdg1 ONLINE sdh1 I accidentally chose the new configuration, so I lost my zfs pool. g. My config is (at the moment) CPU: n3700 8gb of ddr3 ram WD RED 14tb (as parity) WD RED 12tb I'm actually using zfs for my arrey and I don't have any cache disk (I'm waiting for a new mobo and NVME disks). The individual disks in JBOD can be zfs / xfs / brtfs, and can even be a mix of those filesystems, but they don't form a zfs pool. I also elected to use zfs create to create some new zfs datasets in my /dumpster zfs pool specifically for docker and unraid’s docker image. However using pool import – a in console does work correctly. See the results of testing different RAID levels, network settings and hardware configurations on a 148TB Z1 pool. ZFS spares do not yet work in Unraid 7, but the developers ZFS in UNRAID! | Vergesst FreeNas und Proxmox! -Anleitung/Walkthrough! (Lohnt auch für Gamer) I am having this same issue. The best way to think of this, anywhere you can select btrfs you can also select zfs, including 'zfs - encrypted' which is not using c. Immediately I notice that the 2 folders appeared listed as Shares. So, this went: Move everything to array via mover. S That's a small sampling. But for stuff which is often read/written is better to have it on pool (especially ssd pool). I also elected to use zfs create New in this release is the ability to create a ZFS file system in a user-defined pool. I've had really great success with ZFS integrity and want to continue with it. The Update Assistant reports no issues and the upgrade appears to go smoothly, except for the import of my ZFS pool. I'm trying a downgrade to s Hi, when I create a ZFS pool (2x nvme m2(, my Unraid USB stick is deleted. I can see everything else fine accept that. unraid array: xfs (but i do one zfs disk as a If you need simplicity with almost all docker apps then unraid is your friend. I also found a much older topic related Not really a problem as such, but I've just set up a new ZFS pool to try out some of these new features I've heard so much about, and I had a bit of a pleasant surprise. 12 RC2 from 6. I saw that many people had a similar problem and many of them solved the problem by restoring data from a backup. 5 inch HDDs is running at its full speed, something it was not able to do in its own pool when the old array was in. 0, the system stopped mounting a ZFS raidz2 pool consisting of 4 drives and an SSD cache drive during the array startup from the UI. New - DARK - Invision (Default) New - LIGHT - Invision . Most of my workloads do not need atime on, so I usually disable it on my datasets. Merlin = 4disk zfs pool Luna = SSD Cache Arra Hi people, I have a ZFS cache pool in addition to my regular HDD array, running on 6. ZFS-Spares funktionieren bisher Today I needed to replace a disk in a zfs pool. Zpool that includes log, cache, and special devices (partitions on a group of 3 NVME drives) will not import on array start. But in theory so, I had 4 disks that I was just testing with unraid in a zfs raidz1 and all was fine - then I went and added 6 more disks (10 total). If I create more folders in those pools, they all end up listed as shares in GUI and present in the /mnt/user/. You may also format any data device in the unRAID array with a single-device ZFS file system. I use the first approach with a pair of nvmes and set zfs quotas against the media data stores from the cli. 2 drive back in the new slot. Theme . with zfs cache pool now, when moving files from a /user/temporary folder to another /user/destination (both are cached shares) it seems to be doing an actual move or a copy. and when I want to change the format manually, it always back to raidz when I select mirror and click confirm button. So creating a zfs pool and use it inside the array is no option. I like silent operation and this setup is fully silent except HDD wake up for 15 minutes once per week. But there are no missing disks, and both are perfectly fine. I'm thinking the name of the Pool (in my case zima) but, I'm wondering if either one will have permission issues and which is preferred/standard? Pools. 12 with tips, tweaks and plugins. I just SSHed onto the box and created some folders under my tv and movies shares (using FUSE, so /mnt/user). Removed the failing SSD from the cache 3. So the options for disk pool types would be xfs (single disk but still referred to as a pool), BTRFS (1 or more disks using BTRFS raid levels), ZFS (1 or more disks using ZFS raid levels), unRAID (1 or more disks, mixed files systems, using Limetech's As I understand it, a ZFS pool must have all its disks spun up when in use. Current setup: 4TB Parity with Array devices: 2x 2TB and 1x 4TB + zfs cache pool with: 3x m2 ssd. Compression is set to lz4 on 1 pool and to zstd-2 on the other. This is not zfs pool by design If you are after a zfs pool, you can do that as an unraid pool There are few rough edges in the main tab when creating pools: The option to select ZFS is hidden in disk properties. On a note, currently, Unraid doesn't support ZFS native encryption for pools. Create a ZFS pool with redundancy (ZFSZ1). 11 or whatever it was). Whereas Unraid is light weight which runs on RAM after boot. Quote; Link to The plugin should import all zfs pools. As you can see here on the print screen the status of both pools doesn't change to green, even after My Unraid server is connected to the same switch with an Intel X520-DA2 via 10 GbE. I then tried to create a 7x 14tb pool and everytime it asks me to format it I assume the pool was not originally created using the GUI, just imported, please note that in that case the pool needs to be imported with the devices sorted in the same order as the zpool status/import output, or replacement won't work correctly, let the resilver finish, then stop the array, unassing all pool devices, start array, stop array, reassign all pool devices in the TL;DR: Need guidance on transferring ZFS datasets and snapshots from an unencrypted drive to an encrypted one. 12. 11. 2 Drives the same size. While using Unbalanced to move data to a ZRAID2 6-drive pool (single VDEV), while doing its discovery/check process, I noticed 3 disks in the UI marked as spun down. Then when state: ONLINE action: The pool can be imported using its name or numeric identifier. All the drives need to be the same size and you can't add new drives without creating a new vdev. ) also setting the FS to zfs. The main pool does have one failing disk (sdh1), a replacement is on the way but that has never prevented me from running in a degraded state Hence you could have unRAID pools, btrfs pools, zfs pools. May 29, 2024 · For unraid specifically, I’d also recommend moving the Docker image (in the unraid settings gui) to your ZFS storage pool and setting it to be a much larger image (by default it is only 20gb). set compression on lz4 bash: `zfs set compression=lz4 {{pool_name}}` I lurked this forum, likely a year ago, and my takeaway at the time was _don't use ssd only with unraid and zfs_, so I left a mental note to come back when ssds "were a thing". practicalzfs. The drives are housed in a Thunderbolt 4 chassis - and connected to a mini-PC via a Thunderbolt 4 connection. I remember I've follow the suggestion to enable the compression as lz4, like: zfs set compression=lz4 myzpool And I also remember I've ever confirmed this More clarifications: in Unraid OS only user-defined pools can be configured as multi-device ZFS pools. RSYNC from NVME drive to SAS array through FUSE after removing USB pool (Average was around 90 MB/s, under half what the drive is capable Upgraded to 6. and I re ran that plugin but how you know its working I have now showing my 3 freenas drives under Hi, I made 2 pools of ZFS in my backup server, running UnRAID 7 beta 4. I then tried to create a 7x 14tb pool and everytime it asks me to format it fails and disables the drive. 10 Found valid GPT with protective MBR; using GPT. Everything was fine for a couple days but I just attempted to upgrade to 6. 6. Array stopped, I just expand the pool to 2 devices, assing new nvme to slot 2, set "ZFS - mirror - 1 group of 2 devices" (from "ZFS - single", as until today it was only 1 device) in th I upgraded to 6. Any ideas? This is the board I'm using: CWWK-N100-I3-N305 six-bay NAS board Model:Custom M/B:Default string Default string Version Default string s/n Default string BIOS:American Megatrends I Hey folks, I'm not sure if I should set the Docker Plugin to use the Pool, or the User, to set the directory to the shares. My setup will be: Cache Pools: 2x 2TB NVME for Appdata and VMs (mirrored) 2x 2TB NVME for Cache Array Pool: 5x 22TB HDD (using XFS) My question is: should I use ZFS for the cache pools or no? Curious what you guys are using. Handle the potential inclusion of mixed-sized NVMe drives. 0 beta 4 I noticed that the zfs pool was missing the cache disk, without upgrading the zfs pool I created two partition (one for L2ARC and the other for ZIL) on the disk I was using as cache and added back to my zfs pool (only array started). 2 and wanted to recreate my previous ZFS mirror (deleting all data as seems like a great opportunity to have a clear out) of 4 drives which I had on 6. 7 TiB Model: WDC WD30EFRX-68E Sector size (logical/physical): 512/4096 bytes Disk identifier Hi everyone, I just upgraded from 6. home pictures. The platform is an - run unbalanced from disk1 (both folders) to Cache (mirrored zfs) - started dockers and webUI stopped responding - restarted server - array did not start ("Wrong Pool State cache-invalid config" pop up) I see something strange in cache settings- it says "File system type: zfs mirror 1 group of 3 devices" but there should be 2 devices. 10 did not migrate from 6. 83 GB and is pretty much always full. 12 to get that native ZFS support. In that share, I copied several very Hi @mmm77, most of your assumptions are correct, Unraid can create an encrypted pool; this process encrypts the entire disk using LUKS so your data is always encrypted. Support for Hybrid ZFS pools (subpools) and recovery from multiple drive failures. I have a normal HDD array with single parity, a ZFS cache, a ZFS HDD pool and a brand new NVMe ZFS pool. 12, planning to use zfs instead of the brtfs cache pool for my cctv and temp download pools, I might even move and expand my docker/appdata/vm ssds to it), but I think your main storage should be the main array. I have no mirrored drives, just an array with a bunch of xfs disks and a parity. Go to So if your spin-up issue persists even with the unRaid GUI closed, something else is happening. Pool topology is shown below. The pool still says it's an umountable filesystem, but I can still see the data in the plugin and cli. 6. The ZFS Master plugin provides information and control over the ZFS Pools in your Unraid Server. Bei den Pools wird es garnicht so kompliziert, denn hier wird der normale RAID Ansatz verfolgt. I tried running with BTRFS with two drives and always end up with one drive going into read only mode randomly. My current unraid has multiple xfs pooled devices for different purposes. Jul 24, 2023 · Harnessing the Power of ZFS on Unraid. : I added a new drive (12TB Red Plus) to my unprotected array. unRAID OS gives us the capability of increasing the number of drives, but I am a big fan of a billion-dollar file system like ZFS and trying to find a Migrate data from an existing BTRFS pool to a new ZFS pool. I assume by default unraid sets the zfs cache size to 8 gigs somewhere in the config? Is there a way to increase this? I'd be happy to give it 32-48 gigs, that Today, I encountered an issue where my Unraid server became unresponsive. Or creating zfs pools as single pools is also I added a new pool to unraid and gave it a name - configured it as above (mirror w. By Mokkisjeva July 15, 2023 in General From what I can understand after some googleing is that zfs does not work quite like how I thought it would in this regard as to how I used to have it with btrfs. I've got 8 disks for the unraid main XFS array, which has dual parity. And a lot of pools with a nvme each (as I said: no mirrors, I prefer backups). Syslog: I’m new to Unraid, currently building my Unraid server, waiting for the HDDs to arrive. Currently it bothers me that all 3 of the array devices bring a new zfs pool with 3 mount points. Available ZFS Pools are listed under the "Main/ZFSMaster" tab. 12-compatible names thankfully). From what I understand ZFS uses cache both for writes to then dump into the pool and for reads. I created a zfs cache and single backup drive using spaceinvadersone's videos and it went fine. I've recreated the stick 5 times now and was able to reproduce it. My main unRAID system has been running a zfs pool under the plugin for releases below 6. Overview #zfs for #unraid (Create, Expand and Repair ZFS Pool on Unraid) - 3x NVME for my main "data" called "storage" pool in ZFS (plex data, paperless, . Hello guys, New to unraid and i love it ! I read a lot of documentation about ZFS I created a ZFS Pool with 2 slot nvme drives in raid0 and i have some questions - I add 2 disk (same than 2 first ones) by switching the number of slot from 2 to 4 I Hi all, I'm a newbie to Unraid. Then I attempt to Assigned 3 devices to the 3 empty slots, confirmed ZFS still was selected Started array, formatted pool. ) At this point, everything was working great. Cannot delete folders write i got have rights. I know that in Unraid 7 there is possible to make ZFS and BTRFS pools with no drives in array. 0-beta1带来的更新还是蛮多了，本薇也是第一时间升级到了最新的系统，目前beta1就本薇试用而言没有发现什么bug，不过为了数据安全性，不建议在UNraid大版本更新的时候过早地进行升级。 目前升级UNraid 7. x I also removed any ZFS drives from the main array so now the only ZFS drives are SSD caches. Likewise, when not in use, all disks can be spun down. I will also likely have a pair of Samsung 2. zip I am trying to replace an almost failing SSD from a ZFS 'mirror' cache pool on Unraid 6. The current flow creates a pool with default file system with no obvious place to change it. 9 Shares created in the GUI on a ZFS pool, are automatically set as a ZFS dataset. I guess to recreate try first setting up a 3 way BTRFS, format it, stop the array, unassign pool slots, start/stop array to commit I had looked over some different threads (listed below) that discuss how the cache pool is currently implemented in unRAID and its current limitations. All 8 drives are shown as missing. A ZFS pool has three variables: profile - the root data organization: raid0, mirror (up to 4-way), raidz1, raidz2, raidz3 width - the number of devices per root vdev groups - the number of root vdevs in the pool At time of ZFS pool creation, the webGUI will present all topology options based on the number of devices assigned to the pool. ) - 2x 2,5 called "working", where it stores my appdata and VM's (I'm not really sure why it's in this "BTRFS" format, but it defaulted to that when installing) Before manually starting the array, I noticed the ZFS mirror pool was now only showing one disk/one drive slot. Option to upgrade ZFS pools via pool status. Problem: After upgrading to Unraid version 7. 14 successfully. Those being that btrfs RAID-0 can be setup for the cache pool, but those settings are not saved and "revert" back to the default RAID-1 after a restart. with integration of zfs in the new unraid version, I'm thinking if I should overhaul and convert them into one multi-purpose ZFS pool. The two drives sit in hotswappable bays (with 4 empty slots remaining). A 2-device mirror can be increased to 3-device by adding a single device; similarly, Unraid 7 supports hybrid ZFS pools (subpools), which can also be encrypted with LUKS, as well as a range of options for restoring data. However, the pool's usable capacity is determined by the smallest drive in a RAID-Z configuration: And even these "most users" changing are a minority of users for Unraid. In that case, two videos have been created for a step-by-step guide through upgrading your Unraid cache pool to either a larger drive or just reformatting the one you have to a ZFS file system - all without losing a single byte of data! I can successfully import and export my zfs pool form the command line. and 1 of those pools spins down (standby for ssd). An unRAID pool should roughly only be able to read/write at the maximum speed of one disk, since reads and writes only go to one drive. e. Is this Normal may i ask? Ive convert my Cache to ZFS and i notice most of the time that its 100% full. For pool you can use mirroring to have some redundancy (have same data on two disks), but just the array is protected via parity. Zfs is a nice addition (I still have to upgrade to 6. 0. I have a home Now I have Unraid 6. 8M in 00 I updated to the latest BETA 7. However, after rebooting, my cache ZFS pool remain The ZFS Master plugin provides information and control over the ZFS Pools in your Unraid Server. comp. i checked and confirm it is still moving files within the cache pool, not moving anything to the array. 5 twice now. Posted July 7, 2018. Presumably you would assign an unRAID pool as primary storage for a Unraid 7 unterstützt hybride ZFS-Pools (Subpools), die zudem mit LUKS verschlüsselt werden können, sowie eine Reihe von Optionen zur Wiederherstellung von Daten. Setup two cache pools one for appdata/container data and a second pool for downloads. I step you through the process OK, so removing the USB drives did nothing, but making a new array without parity on one of the 2. so everything is actually happening within the cache pool. They sat like this for a couple of minutes as I waited to see if the other Unraid version: Version 6. It had no previous partition, and I let unRAID format it as ZFS (no compression). I also have a pair of nvme drives which will be a zfs pool for docker and vms. TL;DR: Need guidance on transferring ZFS datasets and snapshots from an unencrypted drive to an encrypted one. zfs gods send help Harnessing the Power of ZFS on Unraid. Context: I've successfully converted a cache SSD and HDD into ZFS following this guide and then setting up nightly snapshots of the cache SSD, replicated to the HDD according to this guide from @SpaceInvaderOne; now I aim to encrypt The spin up is happening with out ZFS master installed so it's something about 6. Also includes information on customization of the UnRAID shell and installing tools that aren't Degraded ZFS Pool Degraded ZFS Pool. Ihr könnt eure Platten ganz normal als RAID 0, Raid 1, etc etc etc zusammenschrauben und ein Dateisystem wie Not sure if this by design or a bug. I could not have the new and old disks in the system at the same time and this server does not properly hot swap disks so I: Stopped the array Unassigned the old disk Shut down the server Physically swapped disks Restarted the server Assigned the ne This feature will allow single storage discs to be added to an existing zfs pool. You can select ZFS as the file system type for an unRAID array disk, but will always be just a single device. A ZFS pool created using 6. . Specifically, zfs can do raidz levels reliably as Learn how to optimize ZFS pools and shares performance on Unraid 6. JorgeB. Setup a single cache pool with all data types with the mover configured for specific shares. You may not care if your ZFS pool/Unraid server could potentially fall off a performance cliff or stop working at all. Hi, I'm trying to expand a pool (1 device, nvme, ZFS formatted) to a ZFS mirror, adding another identical nvme. In that case, two videos have been created for a step-by-step guide through upgrading your Unraid cache pool to either a larger drive or just reformatting the one you have to a ZFS file system - all without losing a single byte of data! This has happened both times I've tried to restart the array since upgrading to 6. so it's some but to - run unbalanced from disk1 (both folders) to Cache (mirrored zfs) - started dockers and webUI stopped responding - restarted server - array did not start ("Wrong Pool State cache-invalid config" pop up) I see something strange in cache settings- it says "File system type: zfs mirror 1 group of 3 devices" but there should be 2 devices. action Harnessing the Power of ZFS on Unraid. I've tried to upgrade to 6. (BTW we could add ext4 but no one has really asked for that). Posted February 22. Raidz cache pool Raidz cache pool. The pool is functional and can be mounted manually via the command line, but Unraid displays the err I've been using the ZFS plugin for Unraid for a couple of years with no issue. When I used the zpool import command and reconfigured the pool, my share could operate normally, but the disk array operation still showed that there were disks that could not be mounted. I would My Zpool is up, and shows in the folder drop downs and works in UnRaid, works great as a share but, I can’t seem to figure out how to add it as a path in the Krusader Docker. If you go unRAID, putting down quite a lot of money, you do it for the array. But it's actually 3. One d Yep understand. 11 via the ZFS plugin, which has now been removed. I backed up all my data and decided to move over to ZFS. Additional Q/A: 1. Speed is very high, but all disks have to spin up to use and not as parity space efficient as the unraid array. I have exported the zfs pool via the CLI then recreate the pool from the UI with all the drives that are a part of the array with the filesystem marked as auto. I have built a new NAS box with a I'm using Unraid 6. 5 to 6. ts-p500-diagnostics-20230802-2310. It is very useful to use array for long term storage, for important data or even huge data like media library. When moving these shares to a non ZFS pool (or array), the dataset is lost, content is never lost Shares with a specific (only) pool designation need to be updated to reflect the new destination. Then having to rebuild the mirror again. Shutdown the server 5. Unraid warned me the drive would be wiped when starting the array and I thought this was ok since it would need to resync the data between both drives. 14 with single 2 Tb SSD in array for Data and Docker containers and 2 Tb HDD unassigned device for weekly backup. Before clicking `start array` I did the zpool import command and it came back with a prompt with no output. So some how i manage to empty out my appdata share. Can ZFS Handle Mixed Sizes? Yes, ZFS can handle mixed drive sizes. In the zfs pool status, there is this in the 8th row 10871034331009088735 UNAVAIL 0 0 0 was /dev/sdq1. pakl fqtr onofhfm xmoblm khe fzra sbchysp bccjnt ccmt jzaq