Unraid replace cache drive. I've done this recently, adding a second 500gb ssd for redunda...

Is your unRaid cache drive or cache array full? Want to upgrade? Here

Apr 5, 2023 · Hi, I use Unraid primarily as a nas/media server, and I found that I was writing a LOT of data to my cache drive repeatedly when i was migrating a couple terabytes of data onto the new server. I had a used Samsung 850 EVO ssd that I used for cache, and I am seeing that I am having pre-failure warnings now from too much writing.you need this: mount -R /zfspool /mnt/disk1. with -R also the Datasets are mounted ! this datasets are shown as user share in gui - and you can activate cache and smb (public) tausch and daten. you need plugin: user scripts ! so every array start - the pool will mounted. and on array stop it will unmounted.Hi, when I first setup UnRAID, I used a bunch of old 2TB drives and pooled them together with btrfs as my cache. I did this mostly to increase the storage space of my Server. Now, as these disk age and larger capacity drives are available, I would like to retire these drives and replace them with a new large capacity drive.Set the Minimum free space of your cache drive/pool to the "largest" file you may add at one time. This lets it fall over to the array if cache becomes full and not cause errors. Install, Setup, and test CA Backup plug-in. Use an SSD with the largest TBW you can find. Buy the largest SSD you can afford.Hi, when I first setup UnRAID, I used a bunch of old 2TB drives and pooled them together with btrfs as my cache. I did this mostly to increase the storage space of my Server. Now, as these disk age and larger capacity drives are available, I would like to retire these drives and replace them with a new large capacity drive.Jan 1, 2022 · Change cache drive. : r/unRAID. by RocketPocketNotIt. Sanity check please. Change cache drive. Happy new year everyone, a quick noob question! I recently got a new nvme cache drive for my unraid server, and want to replace my old sata m.2 ssd (only 1 m.2 port on the motherboard). I looked around for a guide and of course found …Feb 14, 2020 · Is your unRaid cache drive or cache array full? Want to upgrade? Here's how!Kingston SSD: https://amzn.to/38w8JlsSilicon Power SSD: https://amzn.to/37u5J82M.... Jul 22, 2023 · Yesterday just as a test I added 128GB SSD as a cache vdev to my raidz1 pool (4x4TB). I tested to see any performance improvement on read and write but I don't see any as its the same with or without. Now I want to remove the cache and use the drive for something else. I couldn't find any option from GUI on how to remove it. I am a bit worried ...Jul 25, 2015 · Change the "appdata" user share cache setting from "no" to "Prefer." (From help docs for Prefer: When the mover is invoked, files and subdirectories are transferred off the array and onto Cache disk/pool.) 3. Run the Mover. 4. Change the "appdata" user share cache setting from "Prefer" to "Only." I have 2 x 500GB SSDs in a RAID 1 cache pool however one of my SSDs is failing so I've received my replacement today however looking through the unRAID manual it looks like I might have to move all my app data and VMs over to the array first and then add the cache drive (exactly the same as when I created the cache pool from a single cache ...I’ve used zfs with both freenas and unraid. Both work flawlessly but the overhead required by zfs puts some people off of it. The general thoughts is 1gb of ram per tb of usable storage with ECC ram. You also will saturate a 1g network with 7200 rpm drives in XFS without a …The normal accepted way to do this, and the reason the docker image isn't copied normally, is to create a new docker image in the settings, then go to Apps, Previous Apps, check off all the ones you want reinstalled, then hit Install Selected Applications.If you use a parity drive (or two) in an unraid volume you don't lose anything, which is the point of the parity drive. It doesnt replace a backup. Its not needed in ZFS pool as ZFS is a full LVM/FS so the redundancy (mirror/RAIDZx) is taken care of it. I do understand you can use a single drive ZFS in an array but ZFS wasn;t really optimized ...I'm after some advice as to the best way of replacing my current cache/VM storage drive and reusing the old drive as an additional data drive. I'm currently …On 8/31/2015 at 4:08 PM, limetech said: You can set up a raid-0 cache pool. When you click on the 'cache' device after array Started and cache is mounted, scroll down to 'Balance' section and you will see default Balance options are: -dconvert=raid1 -mconvert=raid1. You can change the 'raid level' by editing these options and click Balance.Go to Tools - Diagnostics and attach the complete Diagnostics ZIP file to your NEXT post in this thread. Done. In Share settings I set "Use cache (for new files/directories):" back to "Yes". I also pressed "Mover" and it looks like the cache drive is slowly getting more space. But the array is also increasing.Application Support. Plugin Support. CA Appdata Backup / Restore (v2) Due to some fundamental problems with XFS / BTRFS, the original version of Appdata Backup / Restore became unworkable and caused lockups for many users. Development has ceased on the original version, and is now switched over to this replacement.I use two cache drives in RAID 1 because I don't want my stuff to fail and create problems just because one of my cache drives fails (and it removes the annoying yellow warn icon). Which means that, if you fear to lose more drives than one at the same time, add another parity. If you fear to lose data on the cache, add a cache drive and use RAID 1.Mar 12, 2020 · To make a direct replacement you'd need both old and new devices connected, which might not be an option with m.2 devices, you can still remove one device, convert pool to single, then add another device and reconvert to raid1, but before starting make sure your pool is redundant because of this bug, if you want post diags to confirm. Thanks, I ... Aug 14, 2021 · 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⏱... I just upgraded to Unraid V6.11.5 ... So while I could move all data off the cache to the array, once I replace that cache drive I wouldn't be able to move the data back. That isn't the end of the world for me, I just use mover tuner to move files that are older than 30 days to the array so I avoid HDD spin ups.Sigh. So I have a pair of WD Black 750GB drives that I want to swap in for my cache disks (pool of 2). I believe it is as simple as: Stop Array, Shut Down server. Pull 1 of the cache drives. Start Server. Add new 750 as part of the cache pool. Let pool rebuild. Repeat and replace the other SSD. Sep 18, 2023 · The cache-drive feature of Unraid provides faster data capture. Generally speaking, by using a cache alongside an array of three or more drives, you can achieve up to 3x write performance. When data …The simple thing to do would be to just get everything moved from cache, replace cache, then get everything that belongs on cache (appdata, domains, system) moved back to cache. And along the way recreate docker.img at only 20G. As for getting things moved, Mover will move cache-yes user shares from cache to array.Sigh. So I have a pair of WD Black 750GB drives that I want to swap in for my cache disks (pool of 2). I believe it is as simple as: Stop Array, Shut Down server. Pull 1 of the cache drives. Start Server. Add new 750 as part of the cache pool. Let pool rebuild. Repeat and replace the other SSD. On 8/31/2015 at 4:08 PM, limetech said: You can set up a raid-0 cache pool. When you click on the 'cache' device after array Started and cache is mounted, scroll down to 'Balance' section and you will see default Balance options are: -dconvert=raid1 -mconvert=raid1. You can change the 'raid level' by editing these options and click Balance.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 the …Unraid is built around their own raid solution, if you don't want to use it, id probably get anouther os. While possible, using something like windows server or open media vault or freenas is a better solution, and more supported, and will work better. Also btrfs has its own range of issues to know about too. 249.Cache is used to mitigate the negative effects of real-time parity calculation. Cache pools are for generally for write-cache only. Files are only read off of the cache pool if the files exist on the cache. Unraid cannot pull files onto the cache dynamically for read caching like storage-tiering file systems such as ZFS or Storage Spaces.Sigh. So I have a pair of WD Black 750GB drives that I want to swap in for my cache disks (pool of 2). I believe it is as simple as: Stop Array, Shut Down server. Pull 1 of the cache drives. Start Server. Add new 750 as part of the cache pool. Let pool rebuild. Repeat and replace the other SSD.I just upgraded to Unraid V6.11.5 ... So while I could move all data off the cache to the array, once I replace that cache drive I wouldn't be able to move the data back. That isn't the end of the world for me, I just use mover tuner to move files that are older than 30 days to the array so I avoid HDD spin ups.Go to Tools - Diagnostics and attach the complete Diagnostics ZIP file to your NEXT post in this thread. Done. In Share settings I set "Use cache (for new files/directories):" back to "Yes". I also pressed "Mover" and it looks like the cache drive is slowly getting more space. But the array is also increasing.It backs up your cache to the array which is then part of the parity. best bet is to add a second cache drive as its live syncing (raid 1) and and then you don't really need to worry (as much) you can also download the appdata backup plugin which will allow you to backup the appdata and any other directories on the cache drive to the array on a ...General Support. Replace single cache drive. Hi, I just went through a process to replace all of the drives in my unraid machine, one at a time. Everything …Disable docker. Stop the array. Remove the failed cache drive. Start the array. Stop the array and power off your server. Add your new cache drives. Power on your server and add the cache drives to the array. Start the array, enable docker and re add your docker applications. Enable backups of your dockers. your cache drive can be offline, and the shares are unaffected. however, if you had 20gb of files in the cache drive and it was taken offline, those files were not yet put into your shares, and are not yet available in your array now. you can always remove the cache drive, plug it into some linux computer, and then re-copy them into your array ...Mar 9, 2023 · I then looked up how to move the cache shares back to the array and it showed to set the Use cache pool (for new files/directories) to "Yes". I did that, but still see the shares on the cache drive. Is there an easy or better way to replace the cache drive efficiently? Thanks for the help. To make a direct replacement you'd need both old and new devices connected, which might not be an option with m.2 devices, you can still remove one device, convert pool to single, then add another device and reconvert to raid1, but before starting make sure your pool is redundant because of this bug, if you want post diags to confirm. …The simple thing to do would be to just get everything moved from cache, replace cache, then get everything that belongs on cache (appdata, domains, system) moved back to cache. And along the way recreate docker.img at only 20G. As for getting things moved, Mover will move cache-yes user shares from cache to array.When it comes to upgrading your computer, one of the best ways to do so is by replacing your hard disk drive (HDD) with a solid-state drive (SSD). This will give you faster read and write speeds, more storage space, and improved overall per...Unraid OS 6 Support. General Support. Replace single cache drive. Hi, I just went through a process to replace all of the drives in my unraid machine, one at a time. Everything went great until i switched out my cache drive for an SSD. Yeah, I was yet familiar with the appdata stuff on the cache drive and after a little bit of messing with it ...Well, the issue is still at hand: How the hell to unmount the L2ARC without messing up the pool. So the instructions go like this: zpool remove [ -np] pool device ... Removes the specified device from the pool. This command currently. only supports removing hot spares, cache, log devices and mirrored.When you’re driving, nothing is more important than seeing through the windshield. The best windshield wiper blades can help you see better under any weather conditions, but when it’s time to replace your wiper blades, do you know which one...Feb 28, 2021 · I currently have a 500gb SSD as my cache. My unRaid system primarily does the following (in order of usage): Sonarr/Radarr/sabnzbd - amount downloaded varies. Hosts file shares - usage greatly varies. Sometimes I copy large amounts of data at a time to the system, but honestly its smaller amounts of files. I have Mover running hourly.Dec 31, 2019 · This is a known ‘bug’ in the way BTRFS reports free space on the case of mismatched drive sizes. You are correct in that the usable space with 2 mismatched drives is the size of the smaller drive. It a bit of a read but i need some help. system unRaid 5.0 Dyanmix Webgui I needed a bigger cache drive. Thru help of the forum i use mover to copy the contents of the cache to the array. Once done i took the array offline, power down and replace the drive. booted back up in the cache tab i did n...Using two cache drives should be in either raid 0 or raid 1. 360GB available shouldn’t be possible. I remember reading about a bug when you use raid 1 between uneven drive sizes. What should happen is unraid will use the common drive size (240gb) and mirrors it, wasting the excess space on the larger drive. Upgrade Cache drive? I've currently got a 500gb cache drive that I use for PLEX metadata and would like to install a 1tb SSD to replace as I'm running out of space. I've tried googling around and can't find anything, is there a way to transfer all the cache data to the new SSD? Cheers 10 16 comments Best Add a Comment D4M4EVER • 3 yr. agoI currently have a 500gb SSD as my cache. My unRaid system primarily does the following (in order of usage): Sonarr/Radarr/sabnzbd - amount downloaded varies. Hosts file shares - usage greatly varies. Sometimes I copy large amounts of data at a time to the system, but honestly its smaller amounts of files. I have Mover running hourly.I need to remove the 256GB drive for use in another machine. I can either shrink the pool to 2TB or replace with another 1TB ssd I have. I can't tell what data is on the 256 drive nor how to move that data off to the remaining cache drive or to the array. I could just unassigned it, but I don't know what the consequences would be.To make a direct replacement you'd need both old and new devices connected, which might not be an option with m.2 devices, you can still remove one device, convert pool to single, then add another device and reconvert to raid1, but before starting make sure your pool is redundant because of this bug, if you want post diags to confirm. …Jun 24, 2019 · I am currently on a 2 disk SSD Cache Pool which I want to replace with a single NVME cache Pool. Can I do the following. 1, stop the array. 2, remove one of the disks from the cache pool in the settings. 3, add the new NVME into the pool. 4, restart the array to let it balance. 5, stop the array. 6, remove the smaller ssd leaving just the ... Nov 22, 2021 · if no issues, shut down server. replace data drive with new precleared drive. start server. when server comes up, it'll detect missing data drive, select the new data drive in the drop down. click start to start the array. let parity rebuild the new data drive. Once 7 completes, I'd then preclear the old data drive to be used elsewhere.But AFAIK if you update to unRAID 6.9 that write issue was fixed. Thanks! I solved it now anyways. During the beta's of 6.9 the BTRFS write issue was already fixed and the stable 6.9 is also released. Otherwise you could also click on "Cache" while the array was stopped and change the filesystem for only the drive. I am looking to "upgrade" my cache drive and want to know if my "easy" way of doing it will work or if it will cause trouble. I was just going to shove my larger SSD into the system and tell it to use it as cache parity drive. Then once its all synced up then remove the old SSD cache drive.Invoke the mover. Check cache drive is clear. Stop array replace drive. Return the shares to using the cache drive where applicable. Close but you actually set the app data share to yes to move data off when mover runs. Then you set it back to prefer after the new drive is installed to mover it back. Nuke it, start fresh and move the backup to the new cache drive. The. Start everything back up. Just replace it in the GUI, then double check unraid rebalances things and it's not degraded. If you've started the array with one disk, unraid probably already rebalanced the array to single automatically. Adding a second one should allow it to .... Installing Scrutiny on Unraid. Before you get to Do you have a failed drive in your Unraid server?Do you Was easy. shut down array. replace 1 drive with new drive. start array. unraid will see a pool drive missing. Assign new drive to pool. let pool rebuild (will take some time) after pool rebuilds on to new drive, shut down array. repeat 2-4 for 2nd drive. done. Sep 11, 2021 · I ain't no tech genius but shouldn' Jun 29, 2021 · If all you want to do is replace your Parity drive with a larger one, then you don't need the Parity Swap procedure. Just remove the old parity drive and add the new one, and start the array. The process of building parity will immediately begin. It's the same process to replace a parity drive with one of the same size. UnRaid OS will run on a flash thumb drive. Actually after b...

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