I added a smallish ssd drive to the list to be used as a unraid cache drive. If you suffer more than 2 drive failures you can actually still recover some of your data from the working disks. Unraid can be configured to have up to two parity drives. Lime technologys unraid 6 brings containers and virtualization to nas units. I wanted to use one of them to compliment my main hdd as a backup drive. Because of that, files are duplicated on the cache drive and on the array, and because of that, when changing the cache drive, you want to make sure unraid simply isnt using the cache at all, then replace it, and then tell unraid to start using it again. I used an ssd for this, so trim support was a big deal.
In unraid, plugins were the go to in version 5 and prior, this was the way to install applications on your nas. To write to unraid, whichever disk is being written to and the parity drive are spun up and written to. So i wonder if a better procedure would be to replace the tepid spare with the new drive, and let it rebuild on to it. Thining of moving from unraid to snapraid sourceforge. This page is a basic introduction to the unraid cache drive, but was.
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 a failed hard drive in a software raid1 array. If your replacement drive is larger than the parity drive, then proceed to the parity swap procedure. I read that someone installed unraid on a qnap ts963x 9bay amd system which gives me hope on doing the samething to this system. Replacing or upgrading your cache drive for unraid v6. Basically it worth buying another 128gb ssd for my use. Nov 07, 2017 the storinator storage workstation uses our fifteen bay storinator storage server and the specialized os unraid to create a fast, massive, and versatile desktop server solution. Cache drives i have a 128gb force gt drive lying around which i use for this, but what i want to know is there any particular reason to setup a cache pool. Make sure the file system for the cache drive is set as you wish click on the cache drive and check file system type start the array, and let unraid format it. However, im intrigued by setting up the cache drive as a warm spare. You cannot replace a drive with one that is larger than the parity drive.
I have a 750gb ssd as cache drive in my unraid server. Such errors may occur when memory cell operability is reduced, and it means the information kept there can be damaged or lost. Overall, what have been your impressions of unraid. Everyone thinks their by everyone i mean the companies software. How to add a cache drive, replace a cache drive or create a. Cache drive replacement question at the moment i have 2 cache drives set up in a btrfs pool one is a 128gig ssd and the other is a 256gig ssd that contain all of. How to replace or upgrade a disk in your array on unraid. Also you will learn how to upgrade or replace an existing cache drive and how to create a raided cache pool. This will eventually be one killer server, with the ability for upto 22terebytes of space 1 parity drive, 1 cache drive, 11 data drives, all at 2tb in size. The server will then notice a guid mismatch and offer a replace key button the toolsregistration page.
Simply install unraid to a new flash drive using the normal process and then either install your old key file, or equivalently, copy it to the config directory on your usb flash device. Instead, each data drive is formatted normally with its own file system. Below are the various btrfs raid configs for unraid. Apr 29, 2009 i figured this would be easy but it wont let me format my drives. The cache disk feature of unraid greatly increases the perceived performance of the system when writing data to a parityprotected array. I figured this would be easy but it wont let me format my drives. Tying license of software to a peace of hardware is insane and not very customer friendly. What this means is that there is parity across the disks in case of a failure. Unraid tips and tricks setup, plugins, dockercontainers. Is there a common rule of thumb on the size of drives you should be using, i will def.
This will cause the mover to move these shares back to the. How to fix hard drive or ssd smart error hetman software. Before we get right into the nitty gritty of setting up unraid, lets just go over some of the basics of what is unraid, suggested setups, etc. How fast i am not sure but at least twice as fast id say and that is without a cache drive. 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.
Cache drive replacement question at the moment i have 2 cache drives set up in a btrfs pool one is a 128gig ssd and the other is a 256gig ssd that contain all of my various dockers as well as my download folder. Turn off parity, replace parity drives and let unraid rebuild parity, then disable parity, replace all data drives and let unraid rebuild data. There are software clients for things like network file accelerators that cache data on your machine and. Omv has plugins you can install and use to setup both tools. How to add a cache drive, replace a cache drive or create a cache pool. Try to manually install the flash drive instead of using the automated software. I did install plex but have not quite figured out the software settings for my unraid. My question is how do i now safely remove the ssd from the cache pool without losing any information on my original cache drive. Upgrading space how easy or hard is it to replace a drive for a bigger one. There are software clients for things like network file accelerators that cache data on your machine and simply copy the blocks of the data. It spins up only the drive stuff is being moved to plus the parity. On thursday, april 9th, 2020 lime technologys cmocso jon panozzo appeared on the home gadget geeks to talk about upcoming unraid features to look forward to in the next release, take questions from the audience, and much, much more. However, unraid mitigates against this by allowing you to use an ssd as a cache drive.
Something as simple as removing a drive by moving data off said drive and onto another drive in the array is completely missing. Assume i had a 4tb parity drive, and went to replace a 1tb drive with a 4tb one, whats that process look like. Today i installed a new 1tb nvme drive to replace the 4 old drives. Unraid is now able to do dual parity and dual cache drives for redundancy. Apr 06, 2018 unraid is now able to do dual parity and dual cache drives for redundancy. Sign in sign up instantly share code, notes, and snippets. Need some input on replacingadding a second cache drive. I can replace the 4tb drives with larger drives, but in order to expand the. This is an update of a previous article to incorporate changes for unraid 5. Also you will learn how to upgrade or replace an existing cache drive and how to crea.
The storinator storage workstation uses our fifteen bay storinator storage server and the specialized os unraid to create a fast, massive, and versatile desktop server solution. How to add a cache drive, replace a cache drive or create a cache. Best way to map to unraid user or disk share general. Just got setup, i just have couple of questions on best way to do couple of things. Flexraid, unraid or other on same box with windows 7 h.
I often find myself explaining my rationalephilosophy behind using a cache drive to various new unraid users. The unraid organization offers several key advantages over other raid systems. Home forums hardware, software and accessories hardware components and aftermarket upgrades unraid a msata cache drive. This video is a tutorial about how to add a cache drive to your server. How to add a cache drive, replace a cache drive, and create a cache. Power up and assign the new cache disk, then start the array. Jul 27, 2015 lime technologys unraid 6 brings containers and virtualization to nas units. Personally id go for the samsung 850 evo series 250gb and the only reason id do so is if you say pull them out of your unraid array to replace them with something still larger a year or two down the track and reuse them by redeploying them as single drives like say a boot drive for a nas or a htpc then those are the ssds id prefer to be. Ive added an ssd to my unraid box, and then i proceeded to add the ssd as a cache drive and subsequently setup a btrfs cache drive pool with my previously existing cache drive. These writes take more time due to the cpu having to calculate parity. So under the hood unraid makes decisions about where that file is located cache or not. Discussion in diy server and workstation builds started by iamspartacus. Software raid that is much safer and easier to use compared to hardware raid. Because unraids write performance is sluggish, i was using a cache drive on it, where new files were placed until a nightly cronjob moved them to the protected array.
How to set up unraid nas software with plex media server and. Add in a cache drive and you also gain some benefit. There is a new version of this tutorial available that uses gdisk instead of sfdisk to support gpt partitions. I usually have a spare disk ready to replace a failed drive immediately upon failure. Is there a performance increase with this, or is it purely a cache redundancy scheme. How to upgrade cache drive or cache pool on unraid youtube. This guide shows how to remove a failed hard drive from a linux raid1 array software raid, and how to add a new hard disk to the raid1 array without losing data. This can limit how you can upgrade the size of a raid array.
Parity drive data drive cache drive and there are 2 types o. With the unraid and using a cache drive i can get several times the speeds i get when writing to my whs which makes it great when i do backups and images from multiple pcs concurrently. Sorry if this is a horrible idea, but this is the first time ive needed to replace drives, but any help would be appreciated. This procedure is intended to help some with moderate linux experience set up unraid 5. The license is assigned to the guid of the flash drive and it can only be used with that specific drive unless the license is transferred. Apr 30, 2015 in my case i mount a drive that is outside of the array, i call it the system drive and it holds all the configurations for my docker containers. Jan 28, 2017 this video is a tutorial about how to add a cache drive to your server. Unraid make it a very easy process of upgrading a drive or adding a drive anytime you like. How to add a cache drive, replace a cache drive or create. May 19, 2011 i dont use a cache drive because im just using unraid for write once and read many and 30 mbs with parity is more than enough for me. This should be considered a work in progress until unraid 5. Why does unraid allow my cache to fill up to 100% before invoking. Dualboot windows from a partition on the unraid cache drive requires unraid pro 4. For example, 209 remaining drive life, 231 ssd life left etc.
This may involve physically removing the drive from. Change all shares that you want to exist only on your cache drive to use cache disk. I just personally dont like where unraid is headed. Instead of repeating those same points over and over, i figured i would start this thread to both consolidate them all into one place, and to shed some light on the current situation of. Itll store the data on the cache drive till a set time 3am is mine i believe then move the files into the array.
How to set up unraid nas software with plex media server. Unraid tips and tricks setup, plugins, dockercontainers plex, tautulli, deluge, sonarr, radarr, jackett, rclone, krusader. Recovery from a failed drives is pretty simple, just stick a new drive in and start up the rebuilding process. In my case i mount a drive that is outside of the array, i call it the system drive and it holds all the configurations for my docker containers. The only requirement is that the parity drive must be as large as or larger than any of the data drives. Put the advanced format drive into compatibility mode take the action specified on the chart above. Upgradingreplacing a parity drive in unraid upgrading. The replacement drive cannot be smaller than the old drive, but it can be larger, much larger in fact. Open the usb creator to set up unraid on your flash drive 1gb minimum to max 32gb. The objective of this guide is to help you to set up limetechnologys unraid network attached storage and install plex media server and tvheadend tv. Prepare and boot the usb flash drive with the unraid software. 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. My new unraid server is almost completed and will be working on the qnap soon.
Unraids caching solution using ssd drives and btrfs works just ok. So, this thread is about, what is the best process to replace a drive. Written for unraid v5, not fully updated for v6 but should work ok. To replace the hard disk components which operate incorrectly you can go to a service center or a special laboratory dealing with hard disks. I need to replace a dead drive, swap to my thermaltake 3in3 module for a coolermaster 4in3 module, and ill finally have twelve drives in my coolermaster case, and four in the sans digital box. Feb 14, 2020 is your unraid cache drive or cache array full. This is not necessary as you can to the same for the cache drive. A long time ago i had 2x250gb hdds running in raid0. Aug 14, 2012 how to set up unraid nas software with plex media server and tvheadend posted on august 14, 2012 unraid nas software has some very impressive plugins that enable your media server to to serve all your media files with their meta data information and live tv stream on any device such as htpc, ipad, apple tv or raspberry pi. Hi, quick question for anyone storing their movies on unraid do you map to them in mb3 server using user share. Best way to map to unraid user or disk share posted in generalwindows. Additional storage devices can still be utilized directly with other unraid features such as virtual machines or the unassigned devices plugin. Flexraid, unraid or other on same box with windows 7.
Discussion in hardware components and aftermarket upgrades started by frozensolid, oct 1, 20. Unraid has made almost every aspect of home server management easier for me. Oct 01, 20 home forums hardware, software and accessories hardware components and aftermarket upgrades unraid a msata cache drive discussion in hardware components and aftermarket upgrades started by frozensolid, oct 1, 20. That way, the array stays protected, and you no longer need step 1, copying all of the data to the new drive. Be aware unraid writes to the drive on boot, shutdown, when the array is started, when the array is stopped, and when any configuration changes are made. So after reading many threads on nas software and the fact that i dont want just a storage computer i decided to bite the bullet and make a quite overkill server, but i need some help with the cache pool drives. If i want a hypervisor i will use s purpose build one. Cache drive suggestions unraid compulsive design unraid. Looking to move off unraid alternative bulk storage os. I have a new pc and those 2 drives have been sitting in my closet now for some time. Create a project open source software business software top downloaded projects. To replace a data drive with a larger one, that is even larger than the parity drive. To overcome this speed problem, unraid introduced a cache disk which is a separate disk that gets written to at full speed no parity is calculated, so no speed penalty. All my unraid shares are cache enabled so writes go directly to a raid0 ssd cache pool thus i can saturate my 10gb link.
347 776 295 1022 457 383 1522 1012 1435 66 851 392 1075 759 465 602 805 588 506 319 96 786 1129 733 125 1183 485 853 589 237 659 963 631