Unraid zfs compression.

• Unraid zfs compression When combined with the Linux KVM hypervisor, you can use it to make your systems functionally immortal. As no data in the array was touched I rebooted again to clear the unclean status and prevent a parity check, but after I get the zfs pool import figured, I'll manually restart No ZFS compression is not a magic wand. Snapshotting, selfhealing, striping, deduplication, compression, But the downside is: you set it up, and that's your storage. Btrfs offers built-in RAID and snapshot support, while ZFS boasts robust data repair features and high storage capacity. org Compression. Future updates are planned to allow the specification of other compression algorithms and levels. 2 sticks. Moving large files within the pool is very slow compared to when I was run Jun 16, 2023 · Will Unraid 6. 0 -U4 on the same computer, reboot on unraid and the best it can do is see that they are zfs drives, see the datasets name but Do you have a dataset nested under another dataset? I know Unraid had issues in earlier RC's with mounting those, showing up as empty. ZPool (zfs - raidz1) - 3 drives - primary use case is for more critical data such as documents, family photos/videos etc. Truenas is free, unraid is not, even quite expensive depending on your setup. Able to have Primary Storage as Cache drive and Secondary storage as a Pool (zfs) 2. Apr 10, 2022 · Formated cache again as ZFS without compression and encryption set in unraid settings I understand how I can enable compression and encryption in every dataset, but I do not understand how I can enable this for the zpool itself, so the datasets can inherit the same passphrase and I do only have to unlock once. This is my first unraid install but I have watched many of space invaders videos. Which I personally only care about the compression and encryption. During system boot, the file /etc/modprobe. When it comes to TRIM, other than having a basic understand of why it exists and how it works, I just know that for "when to use it" the deal is basically that if you have an SSD, make sure TRIM is being used on that device. These arent compressed. Dec 30, 2020 · @Marshalleq I'm very new to UnRaid & ZFS, but the material here is AMAZING! Squid mentioned above that we can create a . ZFS has the ability to create encrypted datasets, allowing a more granular control over encryption. I guess if it happens again I'll roll it back to XFS. Can a similar thing be done for btrfs and have the possibility of creating raid1c3 for example with mismatched disk sizes? For write-heavy workloads, enabling ZFS's compression feature may improve performance, as less data is written to the disks. Is it using ZFS own encryption or LUKS? Another question: will Unraid ask for the password after a reboot? Feb 6, 2024 · I am doing some testing to figure out how I want unraid formatted. Oct 1, 2024 · Unraid Array vs ZFS: Flexibility, Energy & Storage Efficiency vs Speed & Features. Jan 11, 2024 · My extremely biased opinion is that, within the unRAID array, zfs provides no benefits over BTRFS. and lastly I like to disable access time zfs set atime=off SSD. Bulk storage that I can easily re-download goes onto the Unraid Array. #1 3-M. Creating Subpools: You won’t create subpools directly in ZFS Master but through Unraid's GUI or command line (zpool and zfs CLI tools). The only time I would suggest using zfs on an array disk is if you are making use of zfs cache pools and want to be able to easily send snapshots between the pool and arrays. The five ZFS disks have been formatted through the Unraid GUI. My 9-5 is essentially "this is slow, make fast" for a data management/security company, and since basically every application out there has some persistent data to be managed, some OS/hardware to run it, and some way to connect to it, I end up knowing just a liiiiittle bit (enough to cause Nov 6, 2023 · I want to convert all my array drives from xfs to zfs to utilize zfs's compression and snapshot feature. Hybrid Approach ZFS-formatted disks within the Unraid array Pros: This strategy combines Unraid’s array flexibility, allowing for easy capacity expansion, and ZFS’s advanced features, such as data compression and snapshots. Oct 22, 2024 · Transfer the Snapshot Using zfs send and zfs receive: You can then use the zfs send command to send the snapshot and use zfs receive to receive it on the new pool (newpool). Dec 3, 2022 · You will be able to select zfs as file system type for single unRAID array data disks. Run this command to check available compression options: zfs get all | grep compression modinfo zfs otherwise you may need a go file / first array start script to set the compression. Jul 29, 2024 · I am trying to find how to enable ZFS Deduplication on ZFS pool but in the pool setting, I can only see Compression, but i don't think that's the same as dedup Already searched the forum but could not find the instruction, or i didn't search hard enough I have a test machine on unraid 7 beta 2 as well as 6. By eliminating duplicate copies of files, deduplication can stretch precious ZFS capacity much further. I have to do *something* to keep my dataset intact, question is, what. The lz4 compression algorithm, for instance, offers a balance between compression speed and efficiency, and is often recommended for general use: zfs set compression=lz4 mypool/mydataset Dec 30, 2023 · 1. 942s 185GB 1035. The rule of thumb is generally 250MB/TB for best performance, but it works with less. Jul 24, 2023 · ZFS can handle a vast amount of data while protecting against data corruption, allowing for snapshots, compression, and replication. 12 allow me to continue using ZFS deduplication in my ZPOOL? I have the ZFS Plugin currently on 6. . We will dive deep into: How deduplication works to condense files Real-world storage efficiency stats Prerequisites for using […] Feb 15, 2020 · 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. If something is already compressed it's not going to make it super compressed. 09MB/s compressed zfs 5m08. Feb 12, 2025 · I've got the Lincstation N1 all SSD NAS appliance from LincPlus. Disclaimer: I take no responsibility for any harm caused by using this plugin. Compression can also be enabled or disabled, with the default algorithm being lz4. The type of data determines what I use. A couple of days ago my Unraid NAS went unresponsive. We’re going to perform ZFS compression on our newly created pool. Feb 12, 2024 · Performance: ZFS RAID support and 128-bit scalability offer better performance compared to Btrfs. to setup the zfs with raidz1 you need 3 disks to start. In fact using zfs in those other products would be a better experience. Or maybe stay on xfs for the main pool and compress the Sep 20, 2015 · Update on my testing zfs with dedup/compression/zvol + iSCSI works also on unraid. I step you through the process Sep 20, 2015 · d. It has great performance – very nearly at parity with FreeBSD (and therefor FreeNAS ) in most scenarios – and it’s the one true filesystem. img file is on the zfs-volume. This is normal behavior due to how Unraid handles storage initialization. formatted as ZFS compression on lz4 named vm_drive (2TB Nvme). conf' file. Jul 24, 2023 · Traditional ZFS Pros: Traditional ZFS ensures robust data protection and self-healing of files (bitrot protection) Advanced features such as data compression and snapshots while utilizing zpools. 13 have all OpenZFS features in the unraid webgui? 2. -single zfs formatted drives in the unraid array works just like xfs drives, parity work as normal etc, but you can use snapshots, compression, ram-cache (arc-cache), zfs-send (basically copy an entire disk or share/dataset to another zfs drive, even on another server), scrub to check for errors etc. After turning on, I copied about 2,5 tb data from another identical 3tb disk (unassigned, xfs, without compression) When looking on the compression rate, its abaou 1. Jun 9, 2023 · Not really following everything you wrote, but it's perfectly fine to use an array zfs disk as send/receive target (or source), all the pool/datasets should be created by the GUI, not CLI, you also have options there for trim and compression, and not clear if you plan to use the docker dataset for image/folder or appdata, usually you just backup the appdata, docker image/folder ca easily be Oct 10, 2022 · 2) Compression, while default in most "competing" solutions that use ZFS, is not even a (GUI) option in UNRAID. Features: Both ZFS and Btrfs support file compression and RAID. Truenas uses the superior zfs. 7. Mar 24, 2024 · Hi, In my Unraid array, I have five ZFS single-disk stripes, labeled Disk 1 through Disk 5, along with one parity drive. The tradeoff, in my understanding, is that zfs uses more resources, especially RAM. root@AnimNAS:/# zfs unmount animzfs/Media cannot unmount '/mnt/animzfs/Media': unmount failed I ended up issuing a reboot command which of course led to an unclean shutdown. It makes no sense to talk of unRAID w/zfs or vice versa. I plan to add another HDD in the near future formatted in ZFS for sending snapshot backups from the Cache pool(s). Jun 15, 2023 · 今天对unraid进行了升级，文件系统准备换zfs,然后到处找资料，看视频。首先按照油管上面的教程把缓存池数据移动到磁盘阵列，然后缓存池文件系统由btrfs改成zfs，成功了。 I just created a few pools on truenas core 13. It all worked smooth for a couple of days. 05x compression ratio. To enable compression on a dataset, use the zfs set command: sudo zfs set compression=on mypool/mydataset ZFS supports multiple compression algorithms, such as lz4, gzip, and zle. 12 RC on my backup server with a zpool consisting of 8x10TB SAS drives and I've been happy with the performance. Show Me The Gamers Nexus Stuff I want to do this ZFS on Unraid You are in for an adventure let me tell you. The current size of these critical file is around 2TB so I have some room for growth for now. This saves space at the cost of write performance which I am aware of. Dec 28, 2020 · Hallo, mir wurde empfohlen das unRaid besser sein soll als Freenas oder Nas4Free. You can specify the compression But ZFS supports replication, compression, duplication and encryption out of the box. Since I encountered an issue with Disk 2, I did and completed a parity check, stopped the array, removed the disk ZFS also requires an insane amount of resources in comparison with XFS. pool at about 50% use. Now i want to Store large Automotive Firmware Files on it. I started with ZFS with compression and encryption, changed this over to ZFS without encryption (I guess LUKS is known to be slow?). But when looking on the disk usage, its Dec 30, 2024 · zfs set compression=zstd-5 mypool zfs set compression=zstd-5 mypool/dataset Check Dataset-Level Compression If your pool contains datasets, ensure they are inheriting or explicitly set to zstd-5: zfs get compression mypool zfs get compression mypool/dataset Autotrim can be enabled or disabled for ZFS pools, except for single-device ZFS volumes in the Unraid array. Jedoch scheiterte es immer an dem ZFS. But today after I've imported my ZFS pool, I found the c Mar 26, 2023 · Yeah, but zfs with compression with this data is faster that zfs/btrs without compression, these were the results of the same test with zfs: time used space cp speed uncompressed zfs 8m37. shouldn't scrub speeds be a good bit faster? These Team group mp4 Oct 18, 2022 · I see the new version of unraid can make a zfs pool like "zpool create -m /mnt/SSD SSD sdx" and it is seen by unraid and usable etc. 04 (and some derivatives like Zorin), Proxmox and TrueNAS ship with ZFS by default and Unraid has a plugin that adds ZFS capability. (As does 1 of my backups, to a ZFS Unraid Array disk) My most critical data lives on ZFS Cache Pools, so I can have zfs scrubbing. 722s 320GB 618. No speed benefit as far as I can tell as its Feb 23, 2024 · Hi, i have turned on ZFS compression on a new array with 1 3tb hdd without parity disk. Fix - Dataset names with spaces not being properly handled This applies both for creation and listing, so you should be able to create and list datasets that contain spaces in the name. 5 I am using Deduplication to save space on the pool with Games. Then also converted virtual machine folders into datasets. Jun 22, 2023 · So in short, what should I do to retain my ZFS datasets? Is there a migration guide for the ZFS plugin to native unRAID ZFS? I'm sure someone must've written up something, because I'm not the only one using this plugin, and it's clearly not a 0-step in-place upgrade. ) 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. Nov 13, 2023 · What you’re looking for here is unraid using ZFS as its “base layer” filesystem. so can I make a ZFS RaidZ1 pool of 3 x 8 TB and move data then add more 8tb to that raidz1 ? Can I do that in a pool then move the pool to array when clear? Feb 23, 2024 · Unfortunately I don't have a spare case and such right now to keep TrueNAS powered on with Unraid elsewhere, unless I were to temporarily Virtualize Unraid on TrueNAS Scale. Encryption, like compression and other features, can be contr Aug 5, 2020 · root@server:~ # zfs set compression=lz4 newvol How To Disable ZFS Compression. If you format array drives as zfs, you get functions like compression and zfs-send. ZFS on Linux is great, and finally mostly mature. Compression can significantly reduce storage space usage and, in some cases, improve performance by reducing the amount of data that needs to be written to and read from disk. I have two VMs with GPUs, so sames being 100+ GB these days I did not want to store two copies. While unraid does use the efficient zstd compression with the default level 3 compression level which I think is a very optimal default, it's using the `compress` mount option rather than `c Apr 16, 2023 · Ubuntu 22. sudo zfs get all backup01/photos | grep compressratio. My array currently consists of a 20 TB parity with (2) 18 TB array drives both formatted in XFS. S. ZFS pools New in this release is the ability to create a ZFS file system in a user-defined pool. ZFS in FreeNAS Mar 14, 2024 · I'm new to Unraid and I've been watching Spaceinvader One tutorials on YouTube to get my initial Unraid setup completed. It was my fault, I forgot to disable bitlocker on the test laptop. Beside that, I dont know any differences, yet. ZFS Compression Works Only for Future Data. Initial support in this release includes: 测试内容涉及大文件移动、缩略图生成和 4K 视频编辑，展示了各种设置的响应能力。视频最后讨论了分层存储系统，感谢频道成员，并邀请大家讨论 Unraid 和 TrueNAS。还预告了未来关于 Proxmox 和 PB 项目的内容，对 Unraid 的进步表示热情。 The Prototype Test Box for the Gamers Nexus Server. Apr 10, 2022 · Hi guys, a new minor-update is live with the following changelog: 2022. 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 Sep 19, 2024 · 2. 12+ Check if appdata is on a ZFS filesystem AND in its own dataset Compression is a valuable feature in ZFS that can save disk space without a significant performance hit, depending on the workload. We are splitting full ZFS implementation across two Unraid OS releases. Having an individual disk formatted as ZFS brings nothing there. Jun 15, 2024 · 1. New in this release is the ability to create a ZFS file system in a user-defined pool. Oct 27, 2024 · unRAID 7. I'm u Jan 21, 2024 · Currently, when you format a disk or pool to btrfs in unraid, an option is provided to enable compression. Disabling ZFS compression is quite easy: root@server:~ # zfs set compression=off newvol. The ZFS file system supports RAID-Z, which is equivalent to RAID 5 and RAID 6. 4TBx3 3. 创建 zfs 池时，zfs 会创建一个与池名称同名的文件系统，并将其自动安装在计算机的根 (/) 目录中。 挂载点的名称将与池名称相同。 例如，您之前创建的 ZFS 池 pool1 将自动创建 ZFS 文件系统 pool1 并将其挂载到 /pool1 目录中您的计算机，如下面的屏幕截图所示。 May 19, 2023 · This is what I'm hoping for. I've been testing unraid 6. I see the array or caches as being synonymous with a ZFS vdev. I've done it by creating both a btrfs & xfs volume that doesn't appear to have any issues, currently using the btrfs one. I have no idea how this would work for arrays. However, I see so many posts about people struggling with it in release candidates, it makes me wonder if it's actually safe to use or is actually discouraged. Im not sure about snapshots. If its on a default unraid xfs or btrfs array, everything works perfectly fine. This video prompted that. 0 后，未来 unRAID 的 array磁盘数量可以设置为 none,设置 pool 就可以启动了，于是问了一下 chatgpt，如果我选择unRAID 的 array 和使用 zfs 的 raidz1 有什么区别，给的答案如下 Mar 12, 2025 · A pool in Unraid can only be an unraid pool for the main, and either ZFS or any of the BTRFS supported raid modes (raid 1, raid 0 for instance) on the other pools. xfs/. Jan 27, 2024 · Hello, i had my Unraid Server running for a long time now, just as main Backup Storage (xfs). 12. To this I added two TeamGroup TM44 4TB M. Edited January 11, 2024 1 yr by primeval_god Jul 24, 2023 · Traditional ZFS Pros: Traditional ZFS ensures robust data protection and self-healing of files (bitrot protection) Advanced features such as data compression and snapshots while utilizing zpools. 0 已经支持 zstd 了，众所周知 zstd 性能强劲，想要尝鲜的朋友可以换成 zstd 了。需要注意的是手册里写了暂不支持从 zstd 根池引导，不过我自己尝试是没问题的。 Jun 12, 2014 · For example, since a share is created as a ZFS dataset, it could have a different compression setting than the parent pool if we need to implement this. Dec 17, 2023 · Hi all, new unraid user here. zfs is an integrated storage management system, rather than just a file system. Nov 17, 2016 · I will preface this by saying I am really new to all of the unraid/zfs fun but am learning and hope this is a reasonable spot for this post. Allow me to change the ZFS compression instead of lz4 to zstd as it resets everytime the array stops Keep the good Jul 10, 2020 · Hi, Here is an another companion plugin for the ZFS plugin for unRAID. There are also two step-by-step guide videos that walk you through upgrading your Unraid cache pool to either a larger I think your misunderstanding. If you enable deduplication, you need at least 1-2GB per TB, but it can go way higher. Nun habe ich gesehen es gibt ein Plugin für ZFS. I haven’t used the unraid array for many years now so that’s not an issue. Will 6. Jul 25, 2023 · "To ZFS or not to ZFS, that is the question. having an expand / retract feature. 80MB/s Jul 21, 2018 · It is worth thinking if compression is likely to gain anything to justify the extra complexity. 2 SSD ZFS Z1 pool (Cache_NVME) with compression #2 4-HDD ZFS Z1 pool (HDD_Zpool) with compression and encryption #3 4-Single HDD ZFS formated drives with compression. I tought about Compressing in Real Time with an ZFS File system. ZFS Mount [zfs] dd if=/dev/zero bs=1MB count=20000 of=20gbte 20000+0 records in 20000+0 records out 20000000000 bytes (20 GB, 19 GiB) copied, 8. Is that something people do/recommend, or pretty much a bad idea? I'd likely be doing a hybrid zfs approach within the Unraid array for bitrot detection and lz4 compression. If TM encrypts, then zfs can no longer compress it (for example because strings of nulls will be garbled), It tested this. Disk2 just got installed today and is totally empty, so I've formatted it with zfs with no problem. Jan 7, 2024 · CoW, snapshots, compression are supported by both. When Unraid 7 with zfs support finally arrived I decided to scratch all, upgrade to 7 and add a zfs pool only (no array). High throughput due to using all the disks in the pool at once—ideal for simultaneous access by multiple users. Sep 20, 2015 · Wanted to add to this thread in regards to compression. ZFS offers transparent compression, meaning that data is compressed before being written to disk and decompressed automatically when read. This ZFS documentation link mentions: but maybe it's a backlogged item. I already have a zfs cache pool up and running but forgot to turn on compression. Enabling Compression on a ZFS Filesystem Dec 27, 2023 · The goal of this 2500+ word guide is to fully cover how to enable deduplication on ZFS filesystems to save considerable storage space. I then created the ZFS Pool using 6 (8TB) HDD drives: zpool create -m /zfs zfs raidz2 sdf sdb sdc sdh sde sdd I then set ZFS compression to lz4 as recomended with: zfs set compression=lz4 zfs I then created datasets using: zfs create zfs/data and zfs create zfs/backup Unraid ZFS performance over SMB shares can really sail provided you follow certain steps and have the right hardware tuned up. For a good overview of ZFS, see this article. Jul 22, 2023 · Is this common transfer speed for ZFS under these setup parameters. 13 have all OpenZFS features in the cli if not in the unraid webgui?? Aug 17, 2021 · Step 2: Enabling ZFS Compression. Aber zfs in diesem RC ist eben aktuell noch nicht der Weisheit und Entwicklung letzter Schluß. Apr 27, 2023 · I'm been a unraid customer since v5, love it and everytime it gets better! To me unraid only need two things to get perfect after 6. Feb 2, 2025 · ZFS BuddyBackup is a plugin that aims to make ZFS snapshot maintenance, and backups between two Unraid servers easier to maintain and more secure. 0), formatted in ZFS (raidz1, compression on, encryption on), connected dirrectly to Ryzen 9 5900x cpu (pcie x16 -> 4x pcie x4 bifurcation card), 64GB 3200MHz RAM. " - @SpaceInvaderOne This guest blog by Ed Rawlings walks you through 3 potential Unraid storage setups to help you determine the optimal location for your media files on Unraid. Initial support in this release includes: zfs set compression=gzip-9 mypool # Gzip level 9 zfs set compression=lzjb mypool # LZJB algorithm zfs set compression=zle mypool # ZLE (zeroes) The default LZ4 compression provides a good combination of compression efficiency and fast performance for most use cases. To convert disk1 from xfs to zfs, I want to transfer all data from it to disk2. Settings up first Unraid server and want to pick correctly. Check for unraid 6. Jan 19, 2022 · 由于 VPS 的硬盘可能不太够，所以需要做一些文件系统上的压缩，因此在 ZFS 和 Btrfs 上取舍，最后选择了 ZFS 但是压缩方式上面让我犯了难，因此我们来测试一下一些比较优秀的压缩方式 Jun 17, 2023 · I have a ZFS pool created via steini84's plugin. Now we could just use one file system (/mnt/SSD/), but I like to make separate file systems for Docker and Vms Feb 26, 2023 · ZFS Pools New in this release is the ability to create a ZFS file system in a user-defined pool. 11, both could not find the dedup If you format array drives as zfs, you get functions like compression and zfs-send. 2) and the problem still perstists, but as i already pointed out, the problem only occurs, when the docker. You can see the compression ratio of all of your ZFS pools and folders with the following: sudo zfs get all | grep compressratio Mar 4, 2024 · Started experimenting with ZFS on a raid0 cache pool. You will not be able to make a single disk zfs (would be cosnidered a degraded mirror) and eevn then to fix that pool it would only be able to be 2 disk. compression=lz4 压缩方式，zfs的压缩有很多，LZ4是默认压缩，atom的弱CPU建议不开！ /rsg_zfs 挂在的路径这里建议挂根目录，不要去挂mnt的路径内，在unRAID容易出现错误，路径的名字随意些，能记得住就好 rsg_zfs 存储池的名字，你可以随意修改自己喜欢的名字 Aug 7, 2023 · 建立的阵列. Array ex parity - xfs - xfs - zfs - xfs - zfs The difference is a single zfs disk means it’s operated as a single zfs drive so no read / write speed gains and no data correction. 05x …we can see that they do not compress as easily as the documents in the data folder, giving us only a 1. With ZFS configured properly, it’s time that we move to the main event i. Need more space? Buy more disks at the same time and set up a new pool. Feb 4, 2024 · Unraid 6. 12 正式版发布，从此开始 unraid 原生支持 zfs 这一优秀的文件系统。 其实很多用户在多年前就已经呼吁 unraid 官方把 zfs 带入到系统中，那么多年后这一目标实现了，对于还不了解什么是 zfs 的用户来说，本文章将带大家介绍什么是 zfs 文件系统以及相关的一些基本概念。 I know ZFS allows compression which could be useful for uncompressed ISOs, assuming you have the CPU overhead to handle the compression algorithms (13700k here). You will be able to select zfs as the file system for a pool. Look, I Jan 23, 2025 · I'm currently testing out the Spaceinvader One Mastering ZFS: Easily Auto Snapshot & Replicate a ZFS Dataset and I'm seeing extremely slow transfer speed, around 10-15MB/sec. Most unRAID users seem to use their servers primarily for storing media and since media is normally already compressed little is gained by adding file system level compression. Nov 21, 2023 · 5) I am using zfs for the SSD (with LUKS encryption). Use case is media server + smb shares. Is it ok to turn off the array, turn on compression and turn it back on with data in it? Just making sure it won't wipe out anything or cause any issues! Apr 4, 2023 · Tried that yesterday, and it didn't work. Tried 5 different NAS distros. Sep 20, 2015 · I have 1 ssd as a normal unraid drive. 11. since was compressing the whole disk I used mount -o remount,compress=zstd:10 /mnt/disk1 Feb 2, 2024 · Background: I have 5x 2TB NVMe SSDs in a RaidZ1 pool (non encrypted, some datasets have compression and some do not), used as my cache. Plan A I wanted an all in 1 Solution with zfs on unraid 3x4tb raidz1. With the help of these steps, you’ll be able to enable ZFS compression on your Linux distribution. In addition you may format any data device in the unRAID array with a single-device ZFS file system. Currently it bothers me that all 3 of the array Forgive my ignorance but I'm still pretty new to ZFS and for certain things only have my consumer-world knowledge to lean on. ZFS does use a lot of memory, though. Ich habe bei meinem Test unRaid Server nun 4 HDDs zum ZFS RaidZ1 via Konsole fertig gemacht jedoch kann ich Standard Funktionen Jun 14, 2023 · Autotrim can be enabled or disabled for ZFS pools, except for single-device ZFS volumes in the Unraid array. Jul 14, 2023 · 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. Aug 14, 2024 · Note: this is mostly about ZFS pools. I suspect there was a hw failure connected to my nvme0n1 configured as mirror drive of a zfs cache: Jan 20, 2024 · Currently, the main version allows the creation of ZFS-encrypted. 6 Epyc 7302, 16c 3. I do however think Samba is the true bad guy here. qcow on ZFS on a dataset without compression LZ4? 2. Btw this is the file system for use in the Unraid array, not making a ZFS RaidZ pool. 查资料ZFS好像可以通过ZFS RAID-Z Expansion这个软件单盘扩展ZFS的raid池，但是Unraid下显然不行，3盘raidz1只能通过添加3*n个硬盘才能扩展，不合规的添加无法启动阵列，启动会报错 Price. File systems. It's not using a ram disk unless you were sending them to /tmp (which is a ramdisk). 5 GB/s Unraid XFS Mount with Caching enabled (Raid 10 btrfs) And even these "most users" changing are a minority of users for Unraid. ZFS native encryption is not supported at this time. enabling ZFS compression. 04. Other than that, commercial NAS systems from QNAP (the more expensive 1000$+ models) as well as iXSystems server are preconfigured for ZFS. Quote Sanoid is a policy-driven snapshot management tool for ZFS filesystems. Feb 8, 2023 · BTRFS does offer snapshots if you have any need of them. I use single drive BTRFS for my cache drive and use snapshots to backup my appdata folder (not backup against drive failure but against accidental deletion of configuration breaking). Cons: A collection of documentation I've written up surrounding UnRAID's use while running the ZFS filesystem. Just like with BTRFS, each application can have it's own fileset (command line only in UnRAID), allowing you to customize how the storage behaves to the specific applications needs. Plex, Steamlink/Moonlight, Vms, Docker, Backups and few game server + Ts3 in one pool. For example, zfs devices are not formatted as such and it's a strong recommendation never to assign just a partition to a zfs pool. ZFS: Side-by-Side Comparison Sep 20, 2015 · to enable compression you need to write this command: (only applies to block written after enabling compression) zfs set compression=lz4 SSD. Current setup: 4TB Parity with Array devices: 2x 2TB and 1x 4TB + zfs cache pool with: 3x m2 ssd. The OpenZFS subsystem on my Unraid uses 4-6GB in idle. May 25, 2022 · Unraid array: 32gb USB3 flash drive So followed the "Spaceinvader One" tutorial on creating the boot flash having the correct bios settings getting some started plugins then i followed ZFS tutorial (on the unraid forums) from creating pools to setting compression then setting up directories and docker settings. Fair point. backup01/photos compressratio 1. Choose Btrfs for flexibility, or ZFS for large-scale data storage. Everything was set as default, including the device name. You may also format any data device in the unRAID array with a single-device ZFS file system. 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". Apr 4, 2023 · So currently I have 13 disks all 8 tb 2 of them are now empty with 3rd on the way to be empty. Feb 17, 2023 · Disk1 is btrfs with zstd=10, disk2 is btrfs no compression, disk3 is zfs with lz4 compression P. e. Aug 3, 2022 · Unraid wins in some other areas though particularly the user interface for docker and vms and the docker App Store. 32GB Ram Cache. 0. One super important thing: when you’re enabling or disabling ZFS compression, you’re not actually changing any data on the ZFS Aug 14, 2024 · Note: this is mostly about ZFS pools. I decided last Sep 20, 2015 · @steini84 @ich777 I just tested the problem with the latest zfs version (2. Oct 22, 2024 · Hello Unraid Forum, my Unraid server runs as media and gaming machine. 3ghz 256 GB pc3200 ecc pool in question: 4x4TB team group MP43 nvme pcie 3 4x4x4x4 bifurcation raid z1. My understanding is that the one thing that zfs does better than btrfs is fixing issues in real time as they happen, while btrfs needs you to run a periodic scrub in order to fix things. I believe it might have to do with the fact that the pool I'm replicating to has compression enabled. I'm running a newer Epyc chip with ZFS and when compression is enabled I'm seeing some massive dips in drive performance. I have created the following ZFS pools and disks. 0) to modernize the plugin and switch from unRAID version detection to Kernel version detection and a general overhaul from the plugin. 42902 s, 2. Assuming your new pool with the 5x 20TB HDDs is called newpool, you can transfer the snapshot like this: bash Copy code zfs send oldpool / data@migration | zfs receive Data Compression: ZFS offers various compression algorithms, reducing storage space requirements without sacrificing performance. I thought they fixed that in later RC's. RAW on a separate dataset with compression? Or are there better options? I'm villing to trade som of the performance for beeing able to use a "sparse" image, or is this idea a bad one? zdb -C tank | grep ashift ashift: 12 zfs get compression NAME PROPERTY VALUE SOURCE tank compression lz4 local zfs get sync NAME PROPERTY VALUE SOURCE tank sync standard default zfs get logbias NAME PROPERTY VALUE SOURCE tank logbias throughput local zdb | grep ashift ashift: 12 zpool status pool: tank state: ONLINE scan: scrub repaired 0B in 0 Jul 8, 2023 · During system boot, the file /etc/modprobe. If so, do I need to move appdata / system out, turn on compression, then back in? Datasets and snapshots. I wonder if it might be possible to make it so that the pools are shown in a list and then the data sets are only shown / hidden by clicking the pool i. I want to migrate my XFS to ZFS. 0-rc4 1. Btrfs vs. 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. 1+ supports zstd-5, some distributions might have limited support or restrictions in their builds. you can have multiple single zfs drives in the array and still grow and add disks as normal. Jan 5, 2025 · zfs set sync=disabled cache zfs set sync=disabled ivy Verify the Changes zfs get sync cache zfs get sync ivy example output: NAME PROPERTY VALUE SOURCE cache sync disabled local ivy sync disabled local Command to Disable Compression zfs set compression=off cache zfs set compression=off ivy Verify: Nov 20, 2015 · ZFS POOL - 2x Hitachi 3TB SATA Drives - 1x Samsung 850 Pro 512GB SSD for ZIL (Logs) Compression set to Lz4 and sync set to disabled. Compared to LUKS, it has some clear advantages: 1. Couple of questions: Is it worth turning on compression? Pool is used for appdata / system + downloads (that eventually get moved). I'm sitting between 80% and 90% utilization at any given time (8TB usable, ~1TB free). The goal is to have the most storage/redundancy/gaming performance as possible. People that use it (I believe there are a few), feel it should be an option that can be set "officially"? (or even default) 3) Recovery options when moving to BTRFS or moving to BTRFS with compression. Are they available? Feb 20, 2024 · This vid All about Using Multiple Cache Pools and Shares in Unraid 6. Cons: no self repair, slow performance. With my datasets (there are quite a lot). This only makes sense if time machine does not encrypt its backups by itself. Whilst this was only on 1 VM with 4 cores on unRaid as soon as compression was disabled the performance went back up. Compression. Nov 24, 2024 · when making zfs you need to set the # of disk and type before hand. 12 版本还在观望中，那么也可以参考本文的内容去了解 ZFS 的一些实际使用情况。 May 1, 2023 · ZFS Pools. Sep 20, 2015 · Today I released in collaboration with @steini84 a update from the ZFS plugin (v2. after that used ZFS master plugin to convert domains folder into dataset. My solution to this looks like this: I have disk1 and disk2. The LZ4 compression algorithm used in ZFS is faster than the zlib used in the Btrfs file system. This can be overridden if necessary by creating a custom 'config/modprobe. Data management. Currently it bothers me that all 3 of the array Feb 15, 2021 · Sup guys I have some problems with zfs on unraid. But it also supports trim on the entire pool, which is great news for SSD users. As you may know, you dont get any speed increase, zraid functionality, but you get the Unraid Array positives of mixing drive capacity. Rough file transfer results on a 8 Gig movie file: This is where the flexibility+performance of ZFS can help us. 07. Dec 15, 2023 · Hi, I made a cache array with 4 x HP EX950 2TB (pcie 3. Making matters worse, ZFS also is slower than other RAID implementations (due to it's rich feature set. If you want better compression in an already compressed file the only way to get there is to uncompress it back into it's raw elements and then recompress it using better compression methods. Compression=on Scrub speeds range from 90MB/s to 250MB/s. Dec 30, 2024 · Unsupported Compression Level: Even though ZFS 2. 12 版本）去创建并使用 ZFS 存储池。如果你尚未升级到 6. RAID-Z: TrueNAS supports RAID-Z configurations, which provide redundancy and fault tolerance similar to traditional RAID levels. Apr 13, 2023 · Auch deshalb bin ich im Array weiter bei xfs und in meinen Pools mit mehreren Datenträgern von BTRFS zu zfs per aktuellem unraid RC gewechselt. I have a windows image backup folder(15GB) I tested transfering to a ZFS drive and a XFS in the same array from a unassigned nvme ssd. 答案：不能. Sanoid also includes a replication tool, syn May 5, 2025 · Btrfs and ZFS are both advanced file systems designed for data integrity and protection. Now we could just use one file system (/mnt/SSD/), but I like to make separate file systems for Docker and Vms Nov 3, 2009 · zfs and unRAID are orthogonal technologies with different aims and means. 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". 情况1：能否添加单块硬盘扩展. Apr 10, 2023 · See Compression Option (Yes, Yes multicore) and its related help block. Jan 15, 2024 · Option1: ZFS with RaidZ2 - 6+2 drives: Pros:self repair, performance Cons: high power usage, high heat from drives, high wear as all drives spin Option2: ZFS like normal unraid - 6ZFS single drive pools + 2 parity: Pros: low power, heat, and wear. Making the switch is worth considering, and this guide focuses on helping you reformat your existing Unraid disks to ZFS without losing any data or breaking Parity. Now as I have disabled bitlocker, the dedup ratio begins to raise if I copy the same file multiple times onto the drive see here (still the imported pool from TrueNAS): Feb 13, 2019 · 2020年12月18日更新： OpenZFS 2. 0现在已经更新到了beta4, 很快就会发布 RC1了，更新到 7. Mar 15, 2023 · When creating a new ZFS pool you may choose "zfs - encrypted", which, like other encrypted volumes, applies device-level encryption via LUKS. conf is auto-generated to limit the ZFS ARC to 1/8 of installed memory. A way to test pool speeds within Unraid sure would be nice though (to eliminate the network factor and evaluate the filesystem). qcow on ZFS on a dataset with compression LZ4? 3. then moved over the domains from cache drive (another 2TB Nvme). btrfs/ext4 volume on top of a ZFS zvol. Mover action When there is Secondary storage configured for a share the "Mover action" setting becomes enabled, letting the user select the transfer direction of the mover: Sep 20, 2015 · to enable compression you need to write this command: (only applies to block written after enabling compression) zfs set compression=lz4 SSD. 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 compression setting not long before. ZFS does offer some advantages (similar to all pure-RAID systems), but if I wanted pure RAID, I would have built a RAID server as opposed to an UnRAID server. Oct 3, 2023 · Hi folks, I am a new Unraid user who's experiencing the following problem. Mar 28, 2023 · 2023年6月14日，unraid 官方宣布 6. ; this woudl also let me take advantage of zfs compression unlike my media files that may have a more limited benefit. Cons: Aug 6, 2023 · I've seen some other people (including the one I posted above and possibly DingusKahn) with the same issue. I also use zfs compression. The drawback is that you need to think about your setup before you build your server whereas right now it's all pretty simple with unRAID which is what I love about unRAID. I'm questioning if going to ZFS to get compression on my cache was such a good idea (don't get me wrong, performance and compression are great) but only time will tell. d/zfs. Nov 19, 2024 · Understanding ZFS Master App in Unraid: Creating Subpools: ZFS Master typically only recognizes pools created once the array is started. 9 from SpaceInvaderOne was helpful, as well as this one Overview ZFS for Unraid (Create, Expand and Repair ZFS Pool on Unraid). See full list on unixtutorial. Sure, as a single device lots of zfs redundancy features don't exist, but it can be a target for "zfs receive", and it can utilize compression and snapshots. Built following disk setup (following cache guide from SpaceInvader One) Main Array 3 x 18TB HDD (1 parity, 2 xfs array drives) Cache_nvme 2 x 1TB nvme (supposed to be ZFS mirrored, will be utilised for docker/vm shares etc) Cache_ssd 2 x 2TB SSD (zfs mirrored, cache Jan 21, 2024 · Btrfs and zfs are very similar in features, and for single device use I have no problem recommending both, though zfs is still considered more robust, but at the moment I would avoid it using it in the array, as there's an issue that can affect write speeds, this does not affect pools. RAW on a separate dataset without compression? 4. The problem is, I am getting really slow write/read speeds from this array, Sep 24, 2023 · Hi I created ZFS drive for virtual machine use. Encryption, like compression and other features, can be contr Apr 10, 2022 · Hi thanks for starting this wonderful plugin. izq pprcu ijqk lnfxj fmyd qbvmeb bhcjs rnhwhb bulg vtcnc