Unraid shrink array. 2 parity protecting procedure.
Unraid shrink array I read where if you can remove everything from a drive you can shrink the array without losing parity protection. What is the default one? Hi, I am reading through the procedure to shrink an array, section "The "Remove Drives Then Rebuild Parity" Method" I thought I could just remove a 2 1tb drives and replace them with 1 4tb drive. I was looking online to see if there Hi Alex and unRAID community, I'm hoping you can help me out. 13. Moderators; Over the weekend I had to rebuild my system after the flash drive died (I now know to back up the flash drive along with everything else). If you go back to the main array page now, you’ll see that your drives are ALL unassigned. You need to move the data to another disk, with Krusader, mc (midnight commander), etc, then shrink the array, there are two options, both described below, 1st one is probably the best for this case, at least it would be the fastest. But now I also got a s Shrink Array question Shrink Array question. How can I make disk name to have consecutive number? 2. Un-assign Parity 2. Short answer is you need to use something like unbalance or Krusader to copy all your data off the drive. e. I have enough space to reduce the array. Members Online • UppishBuzzard. Hi all, I have managed to break at least Docker and VM. 3 I have been replacing older/slower 2TB drives with new 4TB drives in my backup array and dropping the 2TB drives from the array altogether. rm -rf /mnt/disk1/ mkdir /mnt/disk1/clear-me but I experience I have a 114Tb 24 bay server case with 2 x Parity drives and 22 drives. I've been able to replace one of the drives with the 4tb but I don't appear to be able to shrink the number of drives in the array. After shrinking my array, some of my user shares (not all) appear as empty. start array. I have already used Unbalance to remove all data Hi Hoping some more experience unraid users can give me their opinion on the following procedure and advise if I have missed anything or made any errors. Clearing is done and they are now mounted in the array. Now before i add the last 4TB disk and enable the parity, i was thinking to remove the smallest 1. If you want to "grow" or "shrink" an existing array, you have to allocate a new array of the appropriate size and copy the array elements; e. I've updated the Shrink array wiki page to include a new method for removing a drive by clearing it first, while maintaining parity. I'm now ready to shrink the array to remove those drives I am thinking about re-configuring my array. I've followed the Shrink Array guide as I wanted to remove an unused SSD from the array. So I'd like to (I think this is probably Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. I'm inserting a step to copy all data off a drive before removing it from the array. I want to make sure all the data on it is moved to other drives and the sharing is preserved. But for stuff which is often read/written is better to have it on pool (especially ssd pool). dd bs=1M if=/dev/zero of=/dev/md5 status=progress Both the user script (which just ends up running this command AFAICT) and the raw command are pro Hi All, I have a situation that is occurring, which is preventing me from being able to stop the array or even successfully issue a shutdown command from the CLI. Changed back settings. assign drives you want to use subtracting the drive you want to pull out of the array. One method where you remove a drive then rebuild the parity and the second method where the drive is first zeroed then removed preserving the parity. Relevant guides for the topic of shrinking arrays: UnraidWiki: Shrink Array. Followed the instructions given and everything worked like a charm until I needed to stop the array in order to unassign the disk. Everything seemed okay. I followed the parity protected shrink array process. If you are running v5 or v6 of Unraid, then go back to the previous section. However the gist is correct in that with untrustworthy drives in the array you are at a significant risk of data loss. October 9, 2016. If it is, there is a way, but it's safer and easier to follow if you start from a fully working array. I followed these steps and the operation indicated that it had finished successfully. Parity is already shot since I was trying to shrink the array at the time. Stay informed about all things Unraid by signing up for our monthly newsletter. Haven't done it myself, however you can use the unbalance plugin to move files off of the drives you mean to remove and then stop the array and remove the drive. I I would highly recommend not doing this way and doing the shrink array keeping parity valid steps listed on your link under "The "Clear Drive Then Remove Drive" Method". Will the array online while parity is rebuilding ? Can i swap an array drive to a SSD ? I know I want get quick write speed, but I need a drive to be spun up all the time with documents I read a lot and fast read speed would be nice to have. UNRAID version: 6. I would post on the Unraid forums before you go ahead with this. I can start the array (having che One of my disk has failed. By Adrian November 23, 2017 in General Support. shrink my array (remove a 5TB) and 2. Unraid is very simple the way it works and totally has it's place. So I thought I should use the script to zero out my drives. 5TB disk and spread it out on the other disks. Ah, good call! OK, so I'll pull it from the array and just leave it as an unassigned device. I moved 6tb of data off a drive and spread it across the other 5 drives. Option 1, replace 1 - 3 TB drive with a 6 - move data from another 3 TB over to the new 6 and then drop the empty 3 TB out of the array. Hi mates, As the title suggests, I need help to move data from unassigned disk to a user share in array. I then physically removed the three drives and went to Tools and did a New Config with the d I would like to shrink my Unraid array by removing 4 data drives and both of the parity drives. - 1 of the old 3TB drives in my array has recently started to show errors. The array is readily expandable (an essential consideration for you media data hoarders out there as Hi all, I've got a question about shrinking my array, I bought a HP Proliant DL380 Gen 7 that came with 8 146gb SAS drives, however when I set unraid up I didn't assign one of them to be a cache drive. copyOf(). The drive I am zeroing out is only 4 TB, so I thought it would be finished in 12-14 hours or so. At the same moment, I woke to find that my disk 7 and 2nd parity drives are disabled. I would like to 1. Once cleared and drive removed (Disk 2). All went w Hello Unraid community, I wasn't able to find any on this, unless my Google Fu failed me. I am on unraid version: 6. I stopped the array i went to tools -> New Cofig -> Retain all current configuration unassinged the Drive from the array started the array back up Now all my user shares are gone, and my docker tab is completely empty. I would like to remove disk 6 of a total of 9 disks. I've got a disk that died, that I'm not intending to replace, since I've got enough free space anyway. All Activity; Home ; Unraid OS 6 Support ; General Support ; Bug shrinking array by three small/empty drives and rebuilding the page just refreshes with the exact some unchanged drive assignments. Move all data off of 3 data disks to other array disks Generate reports of all files on all data disks and save. And I do not see me filling it up any time soon. problem is with large disks formatted in the array with v6. Depends on what exactly is wrong with the partition, Unraid requires a specific MBR signature For pool you can use mirroring to have some redundancy (have same data on two disks), but just the array is protected via parity. Mover won’t do this automatically, and you must Option 1, replace 1 - 3 TB drive with a 6 - move data from another 3 TB over to the new 6 and then drop the empty 3 TB out of the array. I'd like to shrink before adding/replacing. I used unbalaced to move all data from the drive to an other drive. 1. Is it normal to expect that all my dockers and I followed this step "One quick way to clean a drive is reformat it! To format an array drive, you stop the array and then on the Main page click on the link for the drive and change the file system type to something different than it currently is, then restart the array. Note: these procedures work exactly the same whether your drive is disabled or not. To assign devices to the array and/or cache, first login to the server's WebGUI. - 2x new 8TB WD Red drives are arriving today for my main unRAID system, ordered to replace and upgrade. I personally don't see myself ever going back to regular bike derailleurs and unraid pool config because I love compression, snapshots, self healing, performance it gives me so much. 1. use --grow --array-size first to truncate array. This will include shrinking my array so I can remove a drive. Per the wiki, I need to . Size doesn't matter, there is no striping like raid, You shouldn't have a lot of empty space. Docker and VM fail to start, possibly to do with In my last UNRAID video I made some clear mistakes. Click Preserve current configuration, click all, then click close. I did find one article from 2013 referencing an issue with RC13, but I haven't found any discussion regarding newer releases. If disable enable reconstruct write (aka turbo write): Settings -> Disk Settings -> Tunable (md_write_method) 2. Backup vm Unraid OS never tries to shrink the size of a file system (well there is an exception). Welcome! Some of the documentation here is still a work in progress, while the old documentation in the Legacy Documentation section is actively being updated and edited to reflect accurate, up-to-date Shrink Process. Tools --> New Config 3. Start new topic; Recommended Posts. . 7. I followed the shrink array to remove 1 drive, so I can use that bay to preclear disks in the future. Is it possible? I want to move the contents of disk 11 but it is not mounted to i cant find the file i need to move. Curren This looks like it worked. My steps included: 1. Recently one of my drive failed (red cross mark beside it) and it wont turn on at all. Closed = Feedback or opinion better posted on our forum for discussion. backup your flash drive (all of it) just in case to a laptop or pc. I've added a set of instructions within the Shrink array wiki page for it. I have no reason to distrust them other than the reference to v6 being "fairly new" which I don't think is the case anymore (YMMV Is there anything that i can do to reassign the drives that i just took off , get them back on the array, move the data from them to the one drive that im keeping on the array and take them off again? Status Definitions Open = Under consideration. By bjmcintosh July 4, 2017 in General Support. Long time user, I'll cut right to the point. Thank you. Step 9 instructs to sto Sorry for the long description but I wanted to make sure that I provided a detailed breakdown 🙂 -- I've set up a dedicated unraid server (Starter license, 6. Simply copying the data doesn’t zero the drives which means parity will still be based on the erased data on those drives. I have enough space that I can just remove that disk from the array (and it'll free up a slot for me to be able to mirror my Cache drive). Please contact the moderators of this subreddit if you have any questions or concerns. Assigning devices to Unraid is easy! Great Plugin, I started to use this to automatically create backups of my Docker container data (lives on the cache drive) to the main array. I looked at the official "shrink array" wiki page. Ran across an issue with Shrinking my array. Any options to try to 4,032 Share; Posted April 11, 2022. Backup vm I have recurring issues with one of my drives and have swapped out drives, cables and switched SATA ports (I believe, it's been a while). Not sure if I can just replace the bad drive w I have 12 drives in my array (plus a parity and cache drive). Yeah, my disks are healthy and most of the ones remaining are less than 2 year old WD reds. net/Shrink_array The time it takes to do a correcting parity check is way longer than the time it takes to do a build from scratch, so if it's less than a quarter completed by now, you should probably stop the check, unassign the parity drive, start the array, stop the array, assign the parity drive, and let it rebuild, followed by a correcting check that should have zero errors. 8. Newsletter Sign Up. Start array in Maintenance mode. It's about time we fix them. So the New Config -> Retain Current is completely safe then? My hands would tremble in clicking new config. I needed to shrink my array due to wanting to remove a bad drive, but don't have another driver for its place. 2 and later) on this page to remove a single 4TB drive from an array which originally had 3 4TB drives (2 + 1 parity). You can, but you shouldn't. Thoughts on the following: Remove one of the 6TB drives from the storage array and make it a Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. If all the data drives are as you want them (including nothing in the disk1 slot) then you could use Tools-<New config with the Preserve all option and then correct the parity disk assignment before starting the array to commit the If possible make sure you're running the commands on the unraid device (/dev/md#) otherwise your array parity will not be updated with changes and you will have to rebuild parity. other methods work fine too, but if you somehow did not have enough space on your array to move files from cache to array then this works. itimpi. No problem there, it formatted and I was off to the races. According to your screenshot this is not the case as metadata, etc are set to Single profile. Reply to this topic; Start new topic; Prev; 1; 2; 3; it may have issues with latest unRAID, you can still do it manually (array will be inaccessible during the clear): 1. So, I've got this Seagate HDD that UnRaid said was bad. This is so parity will remain valid since a clear disk is all zeros and so has no effect on parity. I've got 4. Edited June 21, 2018 by FlorinB. I shrink the array by removing one drive. I want to remove 2 drives from my array and replace my parity drive with a larger one. I am trying to shrink an array by removing a 1TB Samsung hard-drive, I have done following in order 1) Remove all data from that drive 2) Remove that disk from all shares 3) Stop array Once arrays stops, on trying to remove that drive or replace with a bigger drive, it errors out saying "Wrong" or says Missing https://lime-technology. What do I need to do to "re-sync"? I failed to mention that one of the reasons I'm concerned with doing anything to the array configuration to rebuild parity is because that disk3 that I was removing is now showing as unmountable (you can see that in the diagnostics), I think because the disk has been wiped so Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. All my drives are SAS drives, so didn't have an option to use external adapter etc addon to preclear new drives. The unassigned disk show signs of failure and I decided to shrink the array (follows unRAID wiki) and now the unassigned disk has some data in I believe unraid is not made to shrink the array. Advice needed. It is very useful to use array for long term storage, for important data or even huge data like media library. btrfs balance doesn't look at individual files but straight data so it doesn't care if you have 14 million Hello! I had listed my old NAS with drives on ebay for a few months with no takers and gave up on it ever selling so pulled 5 8tb drives out and cleared and put them into my new Unraid server. There are 2 methods This video shows 2 methods to shrink the Unraid array. but i have an unraid server for vms with an ssd in the array but no parity. I originally started with the clear drive user script but am now just using dd in a screen. You Just build our new unraid server, we have 3*2tb for the array, for a total of 4tb + parity disk. Stop array. But first I need to shrink the array while preserving the data I have. using System. 8tb is a good size for now but if i want to ever expand this in the future would it be possible to add another disk to the array without erasing the data on the drives? im brand new to this whole thing so im not sure if or how this is possible. How can I safely remove it? I dont have a replacement drive of same size, I have a bigger driver that I will add later. If I want to rebuild, do I just try to stop the array after which I unassign the 4TB disk I want to remove? OK, I may have messed up in my attempt to shrink my 23 drive array down to 20. Backup vm You can only remove a drive from a multi-drive pool if all aspects of it are set to a RAID1 profile or something similar. Turn on; Replaced drive appears with blue dot; Tick the "I'm sure" checkbox, and press "Start will bring the array on-line, start Data-Rebuild, and then expand the file system. (a Next step is to alter the share definitions to only include drives that will be left in the array after the "shrink". Not sure which way I will end up doing it yet. My plan is to leave one hot swap slot free. I've moved all the contents out from the disk4 so it shows up as empty but it still says there is 8GB of used space and I have no idea what it is. r/unRAID. I want to shrink my array by removing 3 old hard disk drives (a 500 GB and a couple of 1 TB drives) and also replace my current 8 TB Seagate ar Actually you only lose the contents of the failed drives and not the whole array as with Unraid each drive is actually a discrete self-contained file system (one of its strengths in severe failure scenarios). g. 11 will integrate ZFS natively. Mover won’t do this automatically, and you must do the copy disk to disk, doing disk to share will delete the data. For every share, and global If you mean the "Remove Drives Then Rebuild Parity" Method no, both parity drives will need to be re-sync, array is unprotected until it's finished. I'm clearing out some space and would like to start to retire the 4TB drives from the server, but not replace them at this time. Solved = The issue has been resolved. Well, yea, you'd have to rebuild parity when you shrink the array, but I suspect you are either running a parity sync now, as you added a drive, or you canceled one but still need to run it, as parity was built with 13 data disks, and now that Since the dashboard now requires a csrf-token, the old wget-method does not work anymore: Is there any way to locally execute the array start/stop functions directly or is there a command for it? I have searched through tons of includes, php, template files and couldn't find where they actually e Now i wanted to pull the USB3 Drive from the array. Disk5 was old and starting to get errors. making updates to the wiki Shrink_array page. No added capacity (not needed Check the Shrink Array page. I see. on disk1. 4unraid posted a topic in General Support. it's my test server so i'm okay running it that way. Ideal End Result: Unassigned Disk 1 (Toshiba 5TB I'm planning to remove a 6tb and replace it with a 12tb. Currently I have 2 drives knocked offline and I have replacement drives on standby. Is it safe to So, I had a precleared disk laying about and decided to add it to a open slot in my array. Backing up everything temporarily, switching cards, doing a new disk configuration and moving the data back onto the disks/array would be my guess but it's really just a guess. I created the clear-me folder. 3 Have just got to step 13 of The "Clear Drive Then Remove Drive" Method as laid in the wiki article https://wiki. Un-assign 3AYC as disk 8, assign it to disk 5. Go to Main page. Stop the array; Power down; Replace hard drive with new drive. I found the guide on: https: And I added a short paragraph to the Shrink Array wiki (for older versions) to make it *possible* (but not easy) to adapt the 6. I checked parity before the reformatting process, but have not done so since. Everything seems to be going as expected, and the parity is currently rebuilding. So, I pre-cleared it again, and added it back to th New user on trial version of Unraid so very possible something obvious! Version: 6. It was actually showing as "All" in the UI, but I selected the new Disk1, applied it, then deselected it again to include All, applied it. i know, that defeats one of the main reasons for using unraid. Posted June Home Unraid Documentation . What is the best way to do this? Thanks! I used unbalance to off load the drive and removed it according to the shrink array instructions. 13) to serve files, photos and other important data to the household. I want to remove 2x2tb drives from the array. I have copied all data off these 2x2tb drives. Backup vm I followed the guide for performing the shrink and after performing a new config and verifying the Parity isn't valid since I was doing an array shrink. It is of course based on the work and discussion of this thread. Wanted to remove Disk 2, so all that was remaining was Parity and Disk 1. The correct procedure is listed in the Shrink Array page. I am going to remove a drive on my unraid. Hi I'm trying to shrink my array because my disk4 is acting really slow based on diskspeed docker so I was planning on RMAing the disk. Hi, one of my drives is giving read errors and I want to remove it from the array. 12. 7TB of spare space and 4. However, just after (of course), I noticed one of my older disks is showing signs of age. bjmcintosh. Final goal is to remove this cache pool entirely. 5TB disk. also if you have a big collection of small files due to dockers like plex then it takes a long time to move files from pool to array and back to pool. I just got new CPU and motherboard. it is currently 3 4TB WD red drives (disk 1 and 2) and the third is a parity drive. Even if you have the disks, keep them unplugged for now. I now want a cache drive however, and am following the shrink array article on the wiki. 9TB of files on the drive, so I'll move some none critical files onto my wife's laptop to free up the missing space. Unraid 6. strictly speaking, it's having an ssd in the array with parity that is the issue. Solved version = The issue has been resolved in the indicated release version. 4. However I also excluded the disk g Shrink Array; Terminal Access; Transferring Files from a Network Share to Unraid; Transferring Files Within the Unraid Server; If you have a monitor attached to your Unraid server, then when you boot normally (not the boot GUI), you end up at the console with a login prompt. I am trying to clear a drive in order to shrink my array. ADMIN MOD Shrink array without parity . 9. Subscribe. If I start the array with the current state (disk2 is stilled redballed) what will it do? Will it start building parity? Hi everyone. I am a bot, and this action was performed automatically. Upgrading the disk and then Make sure you have a copy of your array assignments, especially the parity drive. How do I shrink my array by the one drive and restore parity to the array. mdadm --grow /dev/md0 --array-size 9683819520 This is saying that in order to fit the current array onto 10 disks, we need to reduce the 2) Clear drive and shrink array using Unraid/Spaceinvader instructions 3) Add 14TB as unassigned drive and pre-clear (XFS format) 4) Add 14TB into array 5) Start process of moving data to 14TB, converting drive, moving data back to original drive Go to unRAID r/unRAID. So I guess previous syslinux configuration is not valid anymore. Un-assign 5PNC as disk 9, assign it to disk 6. You may need this list if the "Retain current configuration" option doesn't work correctly Unbalance Plugin is your friend here. 0. I am guessing this is quicker to do before i add the parity disk, so if anyone c So this is the case. You could use the New Config to essentially build a new array with the populated disks, P1 would be valid, but P2 would have to be rebuilt if you change the drive assignments. Using your unRAID web interface go to Utilities > New Config > Check the box and reset your drive config. Members; I have read the wiki, and will be removing a disk from my array in the near future. After getting everything up and running again, I installed a new 3TB drive for parity, and then after the parity rebuild, deployed the old 1TB parity drive as Hi, I just followed the directions (for unRAID v6. Thanks for bringing up that wonderful point! EDIT: Johnnie, I just wanted to thank you again, I've now run through the process of removing the drive from the array and shrinking it, now my parity rebuild is running and seems to be doing well. Followers 4. The drive is now empty. But in my case I would have to shrink the array by 8TB AND remove the second parity disk. I suppose if you want to maintain parity through the entire process, you can shrink the My workaround solution to writing to the array is to write the files to the cache disk, open a Putty window, and then use Midnight Commander to write the files to the final destination array disk, a slow and cumbersome process at best. History Stay informed about all things Unraid by signing up for our monthly newsletter. 2. If disable enable reconstruct write (aka turb itimpi I'm trying to shrink my array while preserving parity on v6. New build vs replace Now there is another approach, maybe instead of supporting multiple arrays, you go with the multiple Unraid servers for different purposes and the management console itself is changed to enable the management of multiple Unraid servers as if they were one that has multiple arrays, that would solve the administrivia nightmare of having multiple Unraid servers Now then, this is where we remove the drives from the array. What this does is reset the drive list that unRAID uses. The first step is to tell mdadm to reduce the array size (with grow): mdadm --grow -n10 /dev/md0 mdadm: this change will reduce the size of the array. 2. Afterwards the array cannot be stopped, as it gets stuck at trying to unmount the already manually unmounted drive. 4. ohhhh you're my hero!! Thank you!! I totally forgot I had this enabled from the "Shrink Array" guide. Storage Management. Is there an easy way to remove a drive from my UnRaid array. This got me thinking, would this New Config work with any existing drives from other UNRAID builds, then? stop array remove parity drive from drop down. Backup vm Using UnRaid 6. 5. Some really knowledgeable people over there that will definitely give you some good advice on how to do it. I started moving data onto the array, when suddenly one of the 2tb drives failed, w Clear an unRAID array data drive (for the Shrink array wiki page) This script is for use in clearing a drive that you want to remove from the array, while maintaining parity protection. 3. Remove the old drives from all shares copy the data from the old drives to the ones being kept Run the script listed in the Shrink Array page to zero the drives. How do i safely remove hard drive from my array and shrink my array size? i went ham on size about a year ago and i want to take drives 2-6 offline until they are needed so they arent spinning for no reason all the time. My unRAID has never really been stable, but that's another matter. Of course, I can't do that because the array is not "started" so I can't alter the shares definitions. how do I do this? Hi Jonathan! Thanks for getting back. Theme . For as easy as drives are to add in Here is the current official guidance on how to shrink your array: https://docs. The array has 4x 4TB, 7x 8TB, and 1x 12TB. I have used the unBalance plugin to move the data off these drives so they're both empty. A few days ago finished preclearing all the drives, created the array and did a parity sync. Seems to have worked just fine. Posted July 4, 2017. All drives seem to be OK, with data intact. This went fine until point 14 - I did not have a 'Parity is already valid' check box. Same issue happens when using the "clear_array_for_shrink" userscript or removing a disc from the array manually without partity rebuild as to the official guide, as you have to unmount a drive to zero it out. arraycopy() or Arrays. I'm not helping at all, but I'm most interested in the answer. It will come soon to ZFS. A copy loop works as well, though it looks a bit clunky Don't start the array, click on cache, change the fs from auto to btrfs and choose the correct profile you are using, then start the array to see if that helps. 2 parity protecting procedure. I want to reduce the array and not replacing failed drive with new drive. use the empty spot to add a second 8TB to my existing 8TB parity drive (basically 2 parity drive setup) I see there is a good procedure for sh The size of a Java array is fixed when you allocate it, and cannot be changed. Tried using unbalance, unbalance didnt Hello, I have followed the steps outlined in the Shrink Array documentation here: Shrink Array | Unraid Docs Following Step 8 calls for the use of the User Script: "clear an array drive". Here are the procedures and methods for shrinking the array without losing any data. net/legacy/FAQ/shrink-array/ Our Current Scenario: There are 2 options Check the Shrink Array page. New - DARK - Invision (Default) New - LIGHT - Invision . That other method is probably slower anyway. This method is quick and easy but does br Spaceinvader One recently released a video about How to Safely Shrink an Unraid Array. The best way to do that is manually via midnight commander? this post Hello everyone. Basically the zeroing went smooth, but when wanting to stop the array, yes, certainly easier. The failed drive has about 2TB of data on If this is working as you said SSD, definitely should be included into the unRaid manual under a section like Shrink Array with Broken Disk(s). You will then be presented with an option to format it. com/wiki/Shrink_array For The "Remove Drives Then Rebuild Parity" Method, perhaps a new step 10 should say: 10. It's a 4 TB disk, and I've got more than 10 TB available disk space right now. Quote; Link to comment. N No ZFS - Using the Unraid Parity-Protected Array Pros: Unraid's native XFS or BTRFS file systems deliver good read speeds for most media server users. I currently only use 25% of my space. Now I would like to permanently remove the drive from use. Here you go: https://wiki. I have attached a diagram of what I intend to do. The 2 drives I want to remove from my array are completely empty. 0-rc6 I have the following setup:- Parity 2TB, Data Array of Disk1 2TB, Disk2 1TB, Disk3 1TB, Cache 500GB + 500GB Raid0. Backup vm When the pre-clear is finished, re-assign the disk and let it rebuild the disk from parity (even though the rebuild will be of an empty disk). It's the second method listed there. Currently the drive in qu Unraid OS 6 Support ; General Support ; Shrink Array - Dockers Gone Shrink Array - Dockers Gone. Now that it is empty, I created the "clear-me" folder, started the "clear array drive" script and was leaving to get a Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. When I started using it I added the "noParity" flag because I didn't want to have backups or other intensive tasks running on the array during a parity check or data rebuild - and then a month later wondered why it didn't run the All Activity; Home ; Unraid OS Support ; General Support ; Upgrading hard drives. Will I be able to move th Before I embark on removing two disks from my array, I want to make sure that the instructions found here (regarding the removal of more than one disk) are up to date. These disks were what I had around and will be replaced with a new group of drives once I Currently have 8 disk in my NAS, 1 parity and 7 in the data array and of course few cache drives. Posted November 15, 2015. One quick way to clean a drive is reformat it! To format an array drive, you stop the array and then on the Main page click on the link for the drive and change the file system type to something different than it currently is, then restart the array. 1, and have just finished RFS to XFS conversion using the mirror/preserving parity method (thank you for the great step-by-step summary!). Help I'm sure this question has been asked many times, but I want to make sure I'm doing this the right way, especially since I have no parity. If you just re-assign the drives then UnRaid will want to treat them like new drives, and either zero or rebuild them. I'm runn I want to shrink my array by removing some old 4TB drives. In there, he describes two methods, one where parity is intentionally broken and one where In my last UNRAID video I made some clear mistakes. In this case just add a comment and we will review it again. Could I shrink the array from 3 + 1 parity to 2 + 1 parity, moving disk3 to replace disk2, and re-add my RMA'd or replaced drive back as disk3 later? Or is that not how shrinking the array works? I remember seeing #187 being a warning in UnRAID so that checks out. 6. So I am wondering how long this process usually takes. Disk layout I got two questions on Shrink array and config Syslinux. HI. Click on the Main tab and select the devices to assign to slots for parity, data, and cache disks. 3 and I love it! I have grown accustomed to removing drives and doing a data rebuild but now I am puzzled, so here it goes: I have capacity for 9 drives, and they are currently all Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. I ran the Seagate software to see if anything was wrong with it, and it didn't find anything wrong with it. I ran a smart report twice and nothing was found bad with it. I've swapped out an 8TB drive that had SMART errors and replaced with the 12TB. Upgrading the Now that I've direct cabled my unRAID setup and removed the failing backplanes in my Norco enclosure, I have two older drives that are indeed failing. So far I have: - Moved all data off of disk5 onto other disks - Used the "shrink array" instructions in the wiki to unassign disk5 Good evening, I have been using Unraid for a few months now (Ver. net/Shrink_array. I tried stopping the array via the GUI and now I can't access the main page on any computer. This video shows 2 methods to shrink the Unraid array. I cleared all data from the 3 drives I wanted to remove by moving it to two drives I was retaining that had sufficient space. Is there an easy (safe) way to remove that newly added, e Running UnRAID 6. unraid. Moving the files to a different disk in the array using the unBALANCE plugin. I have builded up with 4x 4TB disks, and 2x2TB disks and 1x 1. Basically the same steps but between 2-3 you run a script that 0's out all the drives and updates parity as it goes. The reason I want to remove this specific disk is that after upgrading most of my drives from 6TB to 12TB, I am left I am using the method to shrink array and keep parity valid. Is it possible to remove 2 drives at once or following the guide for The "Clear Drive Then Remove Drive" Method at Unraid Wiki - Shrink Array do I have to remove 1 then rebuild parity then remove the other then rebuild again? Followed Shrink Array process - now have blank device slots. I have a full array running 6. But now, 32 hours later it is still running. Can I d I tried reseating all the cables and swapping slots. It How do I shrink a non-redundant 3 disks array pool? FAQ says this might be unofficially supported. Thanks - I think the shrink array option is the best one, the more I think of it. I'm not sure what has gone wrong. That's how I would do it. Up until recently, I had only been running one parity disk so I never had to deal with this before. You can New Config/rebuild parity without the disk. For as easy as drives are to add in unRAID, it feels like there should be an easier way to remove drives. I keep a spare WD Red Plus formatted in case I need to replace a drive. I'm not sure if you need to rebuild parity, probably yes given that you're changing the number of drives in the array. 10, looks like it's caused by the MD driver showing the disk as: Sector size (logical/physical): so i just started my first ever array. SSD. I intend to spin up another NAS solution for testing purposes and as a backup for the Unraid solution. Anybody else seeing this i used these command lines in terminal where DiskX = disk that is caught in unmounting loop under the log (in my case disk2) I think some have reported problems with the script. Clear an unRAID array data drive (for the Shrink array wiki page) Mod note: this script usually takes a much longer than normal time to clear a drive with newer Unraid releases, recommend SpaceInvaderOne. " I never used the script, it may have issues with latest unRAID, you can still do it manually (array will be inaccessible during the clear): 1. Is your intention to permanently reduce the number of disks the array has? If not, you add a disk back in. To answer some of the recent questions: 1. Removing the disk from the shares globally by deselecting in the include drop down. create a new config. This video shows 2 ways to shrink an unraid array. In event of data loss, I'd at least know what was lost Offsite backups of all critical data Remove 3 empty data disks from array Unassign Parity 2 Hey I am trying to shrink my array by a few drives but I ran into an issue after the first one. Also for reports we cannot reproduce or need more information. Adding a disk is easy. Not directly related to your problem, but why were you trying to clear anything? Unraid only requires a clear disk in one scenario, when adding an array data disk to a new slot in array that already has valid parity. I followed the "Clear Drive Then Remove Drive" Method. The first way is the "Remove Drives Then Rebuild Parity" method. hggtpd zebm afpc tjw wtvm fmvdlb bylk fddj uhsst dmhxj