I also discuss some best practices for restoring your unraid server to 100%. There are software clients for things like network file accelerators that cache data on your machine and. How do i reformat the cache drive general support unraid. Now then, this is where we remove the drives from the array. How to reformat existing drive general support unraid. Isnt there a way to install a new cache drive and move all files from old. Unraid tips and tricks setup, plugins, dockercontainers. You can also use this spare drive as your cache drive, requiring.
Written for unraid v5, not fully updated for v6 but should work ok. Check out the latest top posts and join the conversation happening on the community forum. If you want your app data to be protected, choose no for cache. Hello, im running a windows 10 vm on my unraid servers ssd cache drives. So i started a new install of unraid 6 using a couple of new 4 and 5 tb drives. Unraid empowers you to build the system youve always wanted using your preferred hardware, software, and operating systems. Nas hardware recommendations also unraid software questions. Ive been using unraid for a while everything currently seems to work at least the way i. How to add a cache drive, replace a cache drive or create.
Video producers, streamers with extensive video libraries, media editors. This procedure is strictly for replacing data drives in an unraid array. I know someone with 4x 500gb evo 860s and i was going to do the same but am now wondering if there would be any pros or cons to having 2x 1tb evo 860s instead for my caching. This is extremely useful and time saving if the worst case scenario happens and you have a drive failure. Lexar nm610 gen3x4 nvme 250gb 62sgd45usd ssd cache, does unraid. You can safely change the drive physical connections, to different controllers even, but if you have 2 parity drives, you cannot change drive assignments unless you do the following. How to replace or upgrade a disk in your array on unraid. A trial key isnt needed for this so this can be done on any computer or laptop. It was more for vm speed than a traditional raid setup with redundancy. The ssd runs software that copies data into the cache from your hard drive as you work with. I previously had 4x 128gb ssd drives in unraid as a cache drive, they were configured so they appeared as 1 large drive 480gb all via software in unraid. I am using windows storage spaces, should i go with unraid.
I clearly misunderstood what a cache drive did i assumed that it only held temporary files not all my installs docker. How to add a cache drive, replace a cache drive or create a cache. Just remove the old parity drive and add the new one, and start the array. Unraid lets you partition system resources to store and protect data, run any application, andor create virtual machines in isolated environments. Using your unraid web interface go to utilities new config check the box and reset your drive config. You cannot replace a drive with one that is larger than the parity drive. A cache drive is completely optional, and is only available to paying users of unraid meaning unraid plus or pro licensees.
Our community is comprised of the most open, informative, and helpful people youre likely to run across. Wip windows 10 vm disk super slow vm engine kvm unraid. The process of building parity will immediately begin. While a bit dated, this post contains limetechs official explanation of a cache drive, the mover script, and how to change the times at which the mover script runs.
However i understand btrfs doesnt support swapfiles. The unraid cache pool is created through a unique twist on traditional raid 1, using a btrfs feature that provides both the data redundancy of raid 1 plus the capacity expansion of raid 0. I noticed that its possible to do a btrfs raid but only on the cache drive. The new drives formatted to xfs, the old one is still reiserfs.
However, storing it on a separate ssd mounted with the ca community applications plugin. I moved the data from the hdd manually onto the cache drive. When asking a technical question, it is best to post your server diagnostics as a part of your question. Please, if you can, support the channel and donate. However, if i change my mind and decide i want to add parity at a later date that wont be possible with storage spaces, whereas with unraid i know i have more flexibility. When the mover finishes, check that the cache drive is no longer empty, and has all the right shares on it. A handy tool to help you configure and envision your unraid storage array. Its better to add a note immediately below the header.
To answer many questions that ive been asked about how much does the cache drive improve unraid 6 write performance. Copy contents of the folder and paste them into the root of the usb flash device labeled unraid. Change all shares that you want to exist only on your cache drive to use cache disk. Im a new unraid user and would like to setup a few docker containers. Download unraid server os download and install the software to your server. Lime technologys unraid 6 brings containers and virtualization to nas units. You transfer data to your unraid and it goes to the cache drive first and then there is a mover script that is scheduled to transfer the data from the cache drive to the array. Cache min free space is set to 20gb, currently the drive is at 22. Also, with this plugin you can backup your usb flash and libvert. Tying license of software to a peace of hardware is insane and not very customer friendly. I intend to only buy one wd red at a time and add more as i need them, so the ability to expand is a must all new drives will be the same capacity as existing drives. A reminder, the unraid forum is the single best place to start to get your unraid related questions answered.
I want to add swap file to my system to that if i run out of memory i have some space for overflow. Simply fill in your drive information in the form below and then hit calculate. I noticed it in the log, that one of the events, which spin it up, is the daily manual trim. For continued epg data, it is suggested to sign up for schedules direct, then use the builtin schedules direct epg support found in sagetv version 9. Also you will learn how to upgrade or replace an existing cache drive and how to create a raided cache pool. Unraid is an operating system for personal and small business use that brings enterpriseclass features letting you configure your computer systems to maximize performance and capacity using any combination of applications, vms, storage devices, and hardware. The unraid software is on the flash drive, along with all of your configuration and drive assignments. This video is a tutorial about how to add a cache drive to your server. Below are the various btrfs raid configs for unraid. This is a tutorial on how to either expand or shrink a vdisk in unraid.
Epg service shutdown 712017 v9 windows installer sagetv open source download area. This is the first part of a series of videos where we will take a detailed look at the best must have plugins. So if you need to increase the size of the vdisk for your vm or decrease it this video shows you what to do and what to look. The appdata backup restore module allows you to easily create backups of your docker appdata folder on a schedule and restore them in the event of a cache drive failure. Today i installed a new 1tb nvme drive to replace the 4 old drives. Unraid make it a very easy process of upgrading a drive or adding a drive anytime you like. To ensure it is only on the cache drive change the share to prefer, run mover, then set it back to only. The cache drive feature of unraid provides faster data capture.
Looking to move off unraid alternative bulk storage os. What this does is reset the drive list that unraid uses. Must have unraid plugins part1 the community applications. Also you will learn how to upgrade or replace an existing cache drive and how to crea. Assign parity drive must be as large as your biggest data drive add your nvme m. It is particularly useful for users who write data to the array on a regular basis, and can also be used as a scratch disc for certain applications. Ive tried to reformat it to xfs but it hasnt worked. Upgradingreplacing a parity drive in unraid upgrading. Unraid os pro supports up to 30 storage devices in the parityprotected array 28 data and 2 parity and up to 24 storage devices in the cache pool. Replacing or upgrading your cache drive for unraid v6. Main, cache device, change the format type to what you want. I am still putting together the parts for my unraid build and i would like some input on the cache drives. Once the software is installed, you can either purchase the registration key of your choice or request a trial key. The grouping of multiple drives in a cache is referred to as building a cache pool.
If you update a section of this configuration tutorial for unraid v6, please make a note next to the header link. By default, it handles all top level folders on all unraid data drives and the cache drive. Feel free to jump in and get acquainted on the forum. Storing containers, appdata and vms on an unassigned device by far, the most common configuration for unraid users is to store their docker containers, appdata, and vm data on the cache drive, which is typically an ssd. The benefit is unraid s ability to boot on nearly any x86 64bit capable system and manage an array of disks that vary in size, speed, brand, and protocol. Unraid is now able to do dual parity and dual cache drives for redundancy. This video looks at the community applications family of plugins. Recovery from a failed drives is pretty simple, just stick a new drive in and start up the rebuilding process. How do i reformat the cache drive sign in to follow this. I couldnt sleep so i was watching storage videos and. Generally speaking, by using a cache alongside an array of 3 or more devices, you can achieve up to 3x write performance. If all you want to do is replace your parity drive with a larger one, then you dont need the parity swap procedure.
The cache disk feature of unraid greatly increases the perceived performance of the system when writing data to a parityprotected array. This video shows you how to recover without data loss. This video is a tutorial on how to replace andor upgrade a disk in your unraid servers array. What do you do when a drive fails in your unraid system. By digitaldivide, february 20, 2018 in general support. When data is written to a user share that has been configured to use the cache device, all of that data is initially written directly to the dedicated cache device. This will cause the mover to move these shares back to the cache drive. Run preclear on the drive a could of times not necessary but will stress test the drive to find early failure 2.
If your replacement drive is larger than the parity drive, then proceed to the parity swap procedure. The last time i looked was a while back at it, i was a little wary of their custom drive pooling setup. Format the usb flash device as fat32 with mbr partition and label the drive unraid in capitals extract the contents of the flash backup to a folder on your desktop or any location of your choice. I dont have a problem dedicating the vms virtual drive to an nvme m. How to expand or shrink a kvm vdisk in unraid youtube. I have no idea if its a hardware or software issue or anything. Additional storage devices can still be utilized directly with other unraid features such as virtual machines or the unassigned devices plugin. Be cautious though, as headers may be linked from elsewhere, so if you change a header, it will break external links. In this blog, well go through and answer some of the most asked support and forum questions received about unraid. Help understanding ssd cache pool general support unraid. Storage pools are better set up and the software is designed to set up. When you build up a big, multiterabyte plex media server library, plex starts to fill up your c. Preclear any new drives 10tb drives could take 12 days. I have an existing 2 tb drive from my unraid 5 server.
392 1202 1287 1271 1562 729 678 1035 546 1403 8 582 1339 1417 1511 1415 704 1064 705 113 286 491 677 1097 621 1200 595 756 860 57 552 1415 363 896 85 765 1028 837 382 1151