Unraid format cache drive. Had a few files in it that were to be moved at 3am.

Unraid format cache drive. For example, if you set up 2 SSDs of 250 GB each, Unraid by default sets the cache to RAID1, which means that one of the drives would mirror the other one. Jan 11, 2021 · More likely is that you are overloading your SSD/NVMe drive's onboard cache which then reduces write speed to the actual write throughput of the drive. After that, it same up fine. Just did this last night. sie immer am gleichen Tag noch auf einem Host-PC sind und ich einen Ausfall verschmerzen könnte. 6. 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 Set new drive to be a cache, set all shares back to use cache: yes. I have an existing 2 tb drive from my unraid 5 server. In 6. Initiate mover, wait for it to finish. Then you can remove the original drive one the RAID1 is rebuilt. Unraid itself will warn you when you have multiple profiles which is the biggest hurdle that people get burned by when it comes to Btrfs RAID, and if you end up causing it to be mounted degraded (like if you remove a disk from a cache pool, or if a disk fails), unraid will typically trigger a rebalance to ensure it's managed as close to Another thing to note is that the size of your cache pool determines how big of a single file you can write to your cache enabled share. I recently got qbittorent to work and it dowloads and seeds from my cache drive atm. It may or may not be used for ‘cache’ functionality. Unless I'm misunderstanding where you're moving data to the cache drive from, or vice versa. Stop array, change format back to btrfs, format it, copy the goods back. 3. Jun 25, 2015 · So I started a new install of unraid 6 using a couple of new 4 and 5 tb drives. I had to actually use CLI and format using the SGUtils in the end because it had some funky encryption in the drive (SED Drive) that the standard format tool would not remove. unraid. I remove files all the time from my other shares so I am not sure what's going on here. Jun 23, 2018 · Stop array, replace cache device, assign it, start array and format new cache device (if needed), check that it's using the filesystem you want Click on Shares and change to "Prefer" all shares that you want moved back to cache Dec 23, 2020 · That is 10 times as large as should be needed. For historical reasons the default name for the first pool is ‘cache’. Dec 20, 2016 · Wait- so you're saying my current cache disk (v5. For cache, you can set up several drives. 4. I changed the file system to xfs on the cache drive, formatted it, then changed back to btrfs and reformatted. I noticed today that a TV Shows folder is on my cache drive with two ep Jan 30, 2020 · I awoke this morning to my dockers failing to load and it seems that the primary drive of my cache pool has been forced into "Read-Only" mode. from the Unraid manual: With a single cache drive, data captured there is at risk, as a parity drive only protects the array, not the cache. If a share has its primary storage on a Pool (cache) and you write to /mnt/user/ShareX it goes to the Pool (instead of the Array). Dec 12, 2019 · Unraid 6. 3. That means your drives will give you a 500GB mirrored cache. 7. This is after I foolishly broke things during a server upgrade. I was really hoping to avoid that complication. Jul 25, 2015 · (1) unRAID Main > Shares > appdata : select Use cache disk: only and remove any include/exclude, it's not needed. So I booted computer with Ubuntu live usb stick. Mar 17, 2022 · I was using this drive in a USB3 case for a little while and thought i would whack into the HP Gen 8 as a cachee drive, before putting it in to the Gen i deleted the partition in Winddows , created the partition but did not format, i then put the drive in a NMVE to PCIE adaptor and ran it in Unraid. I have a pool of two SSD’s with the second mirroring the first. Die Docker Daten sichere ich täglich nachts einmal auf das Array. I've recently run into a problem where one of my cache drives went missing / disappeared while in use as I was converting my array to encry Oct 2, 2012 · Copy the cache drive somewhere on the array. Allow unraid to create the docker image file as it was, on the cache drive root. Unraid is pretty forgiving, hardware and setup is pretty easy. I saw errors recently when I was trying the copy two of my qcow files. Specifically, zfs can do raidz levels reliably as compared to btrfs. You can try to delete some files (the larger the better) and run balance again, if it still doesn't work best to backup cache and re-format, you can follow this procedure, but format cache instead of replacing: Nov 17, 2020 · appdata for docker containers is on the cache drive always. Cache only is cache only, apply, done. If you pop in 2x250GB drives. Copy the saved cache data from the array to the new cache drive. My cache drive has a ridiculous number of PLEX folders & files nested so deeply I can't even copy them w/o leaving my comfy Windows environment. Plug in the SSDs and create a cache pool while the array is stopped. I then manually move the files to the shares using smb. I wouldn't be surprised if this drive is finally dying, (older OCZ SSD 128GB) but I'm at a loss for what to do. Even on my backup server I'm making backup copies of Docker/VM's files from time to time. So basically question is - use 1 TB nvme or go for 2 SATA drives? Any benefits of using NVME drive for cache (no VM's there), like faster data transfer to the array for example I want to keep VM's at separate drive. I also turn the docker off. Feb 8, 2023 · BTRFS does offer snapshots if you have any need of them. Found it. The cache disk feature of Unraid greatly increases the perceived performance of the system when writing data to a parity-protected array. Disable VM 2. Unassign the cache drive. For each plugin that uses cache, go to the settings page and enable the plugin. Some stuff got a bit stuck but I used Dynamix File Manager to shift it across on to the array manually. I woke up to a full cache drive. In my opinion the 1TB nvme is going to be plenty for a cache drive as you get comfortable with Unraid. zip Dec 23, 2019 · Id create another vm, torrents would download & mover would move them from the cache drive to the array, all was working till one day mover stopped working & just filled up. Feb 22, 2020 · It's fine to mount old cache with UD, but you can't use dd to clone it, since it won't expand the partition and Unraid would complain of invalid partition layout, you can format the new one with UD and copy everything from the old one with mc for example, don't copy the docker image, best to recreate it, and if copying vdisks best to use command line to keep them sparse. Say you set that as your cache drive and set the cache minimum free space to 32 GB. This is really just for quick downloading via rutorrent; every other share is set to cache -> no Jun 17, 2023 · Hi there, my cache drives seem corrupt, the mover and midnight commander won't copy the files to the main array. The drive I was trying to use was about nine years old, but was good when I replaced it with a larger drive, so I don't know what the problem could have been. you get a 250GB cache drive, slower than a single drive would have been. So, if one of the cache drives fails before the data was transfer to the data drives, the data is still saved on the other drive Remove one of the RAID1 cache drives. Hay presto, full 320GB back. Then we able to format the drives in unraid, etc. I've never used a cache drive before, but have recently upgraded my drives to a smaller number of larger capacity disks, and thought it might be good for performance. You need to determine which shares have files on the cache, and possibly change the cache settings on those shares to move those files to the array. I was wondering if it was faster to just all the 2 new Jul 25, 2021 · What makes Btrfs the perfect system for cache pools is the fact that it supports various levels of RAID in multi-drive mode. Stop array, unassign cache device, shut down, physically swap cache drive, power back up. Portainer is a Universal Container Management System for Kubernetes, Docker/Swarm, and Nomad that simplifies container operations, so you can deliver software to more places, faster. 0-rc7. I am trying to remove some older files and I get a message indicating I need permission. If you do not have a cache drive, will store on the array, and if a cache becomes available the data will move to the cache. (2) Move files from disk 1 to cache drive (this can be done in multiple ways, however you ABSOLUTELY don't want to copy from a user share to disk share (or whatever way that is)). Only: Only stored on the cache, never moved to the array. For me I changed it to XFS, hit Apply, Done, Start Array. This is relevant for your Unraid system as it allows you to configure cache pools as RAID 1 for data mirroring or RAID 0 for speed. g /dev/sdj1. 0, and while it was down, I installed a 512gb Intel SSD for a cache drive. I moved to a new server with the same disks, and I wanted to rebuild the cache with different drives. Jan 22, 2021 · Add cache drive. The drive shows up, I set the cache pool to one slot, and selected the SSD, and May 21, 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. Thanks Mar 13, 2023 · Time for a cache reformat! I decided to Move everything off the cache using the Cache:Yes and initiate Mover to get it on to the array. However, you can build a cache with multiple drives both to increase your cache capacity as well as to add protection for that data. Jul 11, 2021 · Cache pools are for generally for write-cache only. Do I just format the first SSD t May 29, 2022 · use the a ssd cache drive to avoid the drawbacks of SRM Drives That is a common way to use cache. It also offers the ability to do send and receive between BTRFS drives. Just add the second SSD to your cache pool. Apr 14, 2019 · Hi all, Been lurking for awhile but this is my first post! Thrilled with UnRAID and wish I found it sooner. Assign new cache device to slot, start array, format new cache drive, set appdata share back to cache prefer, run mover. And if they are on the array disks will stay spunup because these files are always open. Set system and appdata to cache: prefer to move files to cache from array. Since then, my original cache disk is showing as unmountable and the GUI is reque So if the drive you want to check or repair is the Cache drive or any other drive that is not part of the Unraid array, then parity is irrelevant, and you would run the repair tool on the normal partition device symbol, e. I use the exact same settings as my other shares. This leave me free to put it into my unRaid server I already have a 120gig SSD in there as cache drive containing, for some reason, some May 30, 2018 · Turn on help on the cache settings. 0-rc3 apart from one issue. This video is a comprehensive showing showing how to enhance your Unraid setup by either upgrading your cache drive to a larger capacity or switching over to May 27, 2021 · Yes: Keep on the cache but also on the array. Wie gehe ich da am Besten vor ohne größere Probleme zu bekommen? The major benefit for most people is simply transferring data to a cache drive is faster than directly to an array drive, maybe twice as fast, but for me, I’m rarely transferring data from one computer to UnRaid, usually just direct downloading and I don’t care much If it takes a few minutes more for a new download to be transferred to my Jul 31, 2016 · I have another drive on my unraid that I could assign to a second cache drive but I'm wondering what the best way to go about this. The examples in the sections below however will assume the drive is part of the array and you want to preserve Apr 28, 2024 · Afaik. Format all unmountable disks. Make sure the correct drive is selected. my cache pool is filling up slowly but surely and there is nothing new written to it. 8 rc8 i just setup a 500gb cache drive. Unraid cannot pull files onto the cache dynamically for read caching like storage-tiering file systems such as ZFS or Storage Spaces. Assign the new cache drive and let unRAID format it. 9 if you use multiple pools (Works great!) you can use it this way to have different pools in different formats. Dec 4, 2023 · the term cache is often used in two different contexts with Unraid. Ist für mich in Ordnung, da ich auf dem Cache keine kritischen Daten habe bzw. 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). Let’s take your 232 GB SSD as an example. net 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. disable docker 3. Apr 24, 2015 · I'm using my cache drive on both of my servers exclusively for VM's and Docker. Mover appearing stuck (no activity on Main page of gui). are put there. Then used fdisk to create a new partition table on each drive. The new drives formatted to xfs, the old one is still reiserfs. So appdata is set to cache -> only; tank (which is where all my files go spread across the array) is set to cache -> yes so new files etc. Jul 28, 2023 · Ich habe mich für deine erste geplante Variante entschieden. the health checks on the drive all fail to run as well as the "Scrub" option. Had a few files in it that were to be moved at 3am. Replace the old cache drive with the new one. I quickly realised this and stopped the array, removed the new disk from the cache pool and cleared it. May 6, 2020 · I have a RoonServer docker and I am using my cache drive for my Roon appdata. Steps to date: - change apppool and cache settings to be cache->array - stop VM and docker services - invoke mover Mar 8, 2022 · Now it tells me the log is full and my cache drive and docker image cannot be written to I've attached the logs, any help is appreciated bamboo-diagnostics-20220308-1741. Installing Cache Drive(s)# Jun 24, 2019 · 2. Want to boost the performance of your Unraid NAS?Want to add another way of avoiding drive failure?Stay tuned and I will show you how to do this⏱️TIMESTAMPS⏱ Oct 18, 2015 · Hi Guys, Ive recently added a new SSD into my build and it accidentally got added as an additional cache drive. See full list on docs. Doint a bit of investigation: - On the main page, the cache drive shows as having 0 B of space available. Dec 19, 2020 · Hallo zusammen, ich möchte meine bisher genutzte M2-SSD gegen eine größere SSD austauschen. 3 includes a more recent kernel and btrfs-progs that a lot better at avoiding this. Another thing you might consider is to just leave your ssd/an ssd as an unasigned disk. After that my cache drive became unmountable even after two controlled reboots. I am able to successfully add the cache drive and add it on my shares but nothing is being cached when i transfer files. Unraid will assume the drive failed, then add the new larger drive to your machine and replace the failed drive. despite me Jun 24, 2019 · I know this has been discussed before, but I wanted to recap based on my setup. Been running without issues until now. I then started using deluge vpn, worked ok, but i had to use krusader to manually move files from cache drive to array. 06, so ReiserFS) can't follow me into a version 6 upgrade? That's a bit of bad news. . I've never understood why this is the preferable default behavior. Mover doesn't help, nothing helps!. Click on the blue "Cache" then you can select the format of the drive. Now, you have a choice to make. After a parity check and a btrfs scrub via the excellent Jan 28, 2013 · on unraid web interface, it now shows the drive as 'unformatted' so ticked the box (make sure this is the only drive showing as unformatted!) and let it do its format. Btrfs is the only option if you want to use multiple drives in your Unraid cache pool. The drive recongnizes but fails Preclear, if Aug 5, 2020 · First thanks for all your support on this twisting turning adventure that is UnRaid. Prefer: Will store on the cache, if the cache is full will move to the array. I've just upgraded my main PC from a 250gig SSD to a 500gig one. You can (optionally) have a pool called ‘cache’. change drives However this is a little painful and slow. Nov 6, 2022 · Typical way to change disks in your cache drive (single or pool) has been to: 1. Cache: No means new files written to the share will go directly to the array, and the mover won't touch files already on the cache for that share What you want is Cache:Yes and run the mover, then make sure no new files are written to the cache by turning it back to Cache:No. Thanks for much for the pointers guys, I'm very much a Linux based noob so much appreciated Jun 6, 2015 · Hey guys, Trying to add a cache drive to my unraid server. Jan 4, 2020 · Is there a way to change my 2 cache drives to be raid 0 rather than the default raid 1? I've searched online but I'm not sure how to get the command -dconvert=raid0 -mconvert=raid1 to work. change all shares to cache=yes 4. Die M2-SSD fliegt raus. May 29, 2017 · My Cache Pool is 465GB, and over the last day. This guide covers how to use cache pools as a pseudo read cache. 1x SSD für Cache und 1x SSD für Docker. If you set a user share cache-yes, new files will be written to cache and later moved to the array. When you assign them both to the cache pool, unRAID will automatically create a btrfs RAID1 pool. There’s no such thing as a “data” or “parity” drive when it comes to a cache pool. Files are only read off of the cache pool if the files exist on the cache. And you want appdata and system shares to stay on cache so docker performance won't be impacted by slower parity. If you write to the /mnt/user0 it goes to the Array (disk). Nov 6, 2022 · ah welcome! If you are looking for a rabbit hole, Unraid and media is a great one to fall into 😀. Feb 20, 2018 · I didn't see the format option for assigning the xfs/btrfs drive. Last time I was messing around with adding a second cache drive my current cache drive got messed up and it's format got lost so I had to mess around with the unassigned devices plugin to get it back to reiserfs Otherwise you could also click on "Cache" while the array was stopped and change the filesystem for only the drive. I had a VM lock up and force stopped it. invoke mover, wait for it to finish 5. Or better take NVME as unassigned for the VM's and SATA for the cache? (downloads and dockers) Jun 25, 2014 · As for the formatting problem, I bought a new HDD to use as a cache drive and was able to format it. When I run several commands from PUTTY it even tells me my VM is 322GB and appdata is 1GB. How to add a cache drive, replace a cache drive, and create a cache pool - a nice video guide. Wanted to start from scratch. Booted back up into unraid with fresh install on USB stick. files from the array were moved to the cache Dec 21, 2023 · I have two disks that i want to change over to nvme drives, both are my cache pool, appool is for app data and cache is my general cache disk. Jan 31, 2017 · Was afraid of that as almost all space is allocated, v6. Format through the GUI if you can, there is a big format button down the bottom with unassigned devices. Turn on help on the shares page and read the description of the different cache modes. Nov 3, 2016 · Hi all, Finally got my unRaid server running how I'd like it on 6. Aug 8, 2019 · " Cache: No" means new files will be created on the array, files already on the cache will not be moved. I have searched high and low for whatever files are causing my cache drive to fill up. And mover can't move open files, but you shouldn't want to move them from cache anyway. Jun 21, 2021 · Stop the array, if Docker/VM services are using the cache pool disable them, unassign all cache devices, start array to make Unraid "forget" current cache config, stop array, assign the clone with the other pool member (there can't be an "All existing data on this device will be OVERWRITTEN when array is Started" warning for any cache device Also: Unraid has this thing about mirroring your cache drive, too. Jan 16, 2018 · Just upgraded to 6. obid bshzkg jlfsko dfiw xduyb gsi axphn gut orili jfzde