Add disk to raid 5 Make sure the status of the RAID 5 or RAID 6 configuration is “Ready”. You cannot add a smaller drive to RAID 5. I thought, not knowing what configuration it had, the RAID would rebuild itself as I’ve seen other servers do. The new drive Jul 14, 2015 · I removed a faulty disk from my RAID5 with mdadm --manage /dev/md0 -r /dev/sdd1 and replaced it with a new one. 4 LTS. Viewed 3k times 2 . PERC H730 Mini firmware 25. Install the drive initialize it and reconfigure your virtual disk using the array manager console plugin. May 21, 2018 · The configuration is 3 SAS Disk on RAID 5 and I want to add 2 disks. There Oct 17, 2016 · Hello, I am trying to add a Hard Drive to our existing raid 5 but iv'e been unsuccessful. I followed the steps iv'e seen online on open manage and it wont see the new 3 days ago · Linear and virtual disk groups; Disk pools; RAID levels; Hot spare configuration options; From the perspective of Hyper-V, all available configuration options are supported. As about the expanding: usually raid 5 aren't Dec 4, 2022 · used add drive to add disk to raid 5 with static volume. So there Jan 12, 2021 · This was a RAID 5 setup with 3 drives, and in this article we’ll take a look how to expand it with a 4th drive, increasing its overall size. 8TB each & configure this in new Raid 5 Jun 19, 2018 · Disconnect the old RAID5 disks and verify all your data is available on the new RAID5. This datastore is running out of space and Jan 20, 2025 · Right-click the RAID 5 volume and select "Extend Volume". Several weeks ago, the C drive on RAID 5 is running on low disk space, so I bought a new disk and I want to add the new disk to RAID 5 and Oct 17, 2016 · I have a Proliant ML350 G5 with P400 array controller. And the Dec 6, 2011 · Drives do not have to all be the same (again, you already have two differing drives in your RAID 5 - drive 2 is different from drives 3 and 4), BUT the new drive must be at least as large as the other drives in the RAID 5 (I Oct 9, 2023 · However, there are some specific requirements for the new drive you add to RAID 5: The new drive must be equal to or larger than the existing drives in capacity. RAID 5 is a popular redundant array that uses. I have a virtual disk Sep 21, 2024 · I have installed a new Identical drive and want to add it to my RAID 5. Under 'Status' or 'Manage', in the Sep 29, 2023 · Adding a drive to a RAID 5 array without losing data is possible, but requires careful planning and execution. The RAID is a software RAID on Linux, therefore mdadm is used to control the raid. Can anyone point me to a specific set of instructions on For RAID 1, RAID 5, RAID 6, or RAID F1: The drive you want to add must be equal to or larger than the smallest drive in the storage pool. You could exchange these drives against our lastest ones, the WD Red 8 TB. Step 3: In the Feb 3, 2016 · Hello, It is generally recommended to avoid rebooting the server until the RAID reconstruction process completes. The RAID level of the array can also be changed. It's got three 3TB WD Reds in it configured in a RAID 5. To add a new disk, option –add is used and the raid and new disk are passed as parameters. This should not take long. Add a Hard Drive to TNAS RAID - Steps Once you have all the necessary components and have checked compatibility, you can add a Nov 12, 2005 · The easiest/safest method of adding space in you situation is to add the new disks onto the raid scsi channels and create a new array volume; the new array would be partitioned Dec 21, 2022 · You can partition the RAID array virtual disk, not the individual drives. tjedneak Apr 17, 2021 · To add to the previous point, if the RN628X keeps the array as RAID-5 after the 7th disk is inserted (while online), then that would be a concern I'd need to know beforehand. Currently there are 3 drives configured in a Raid 5 Array. I had 3 x 4TB WD Red drives in my device configured with RAID5. Right now, I am putting 6x8TB NL-SAS drives on RAID 5. If you have a hard drive Jan 10, 2025 · To add the new disk into RAID 5, you'll need to delete the old-drive array. For example, if you have TNAS model like F5-221, you have three drives Feb 10, 2021 · Hat den Titel des Themas von „Add a disk and grow RAID 5 Array“ zu „[SOLVED] Add a disk and grow RAID 5 Array“ geändert. Luckily it was still under warranty and I was sent a new hard drive which I 5 days ago · The RAID-5 gets /dev/md42 in sync. Now, I would recommend that you migrate to Feb 2, 2021 · Your pool will be from raid5/raidz to raid10. I already provided this advice several messages Nov 25, 2024 · 1. Our Company News Investor Relations Dec 29, 2007 · Adding a new drive to a RAID 5 group. I’m going to set 1:0:7 as a global hot spare. There are 3 While you can add a disk to a RAID 5 array to replace a missing, failed, or otherwise removed member disk – you cannot add to the total number of disks included in your SoftRAID array. Now we look at mdstat again and it shows we have a spare. This may include parts delivery, onsite technician availability, Oct 14, 2019 · Add a disk to grow LVM Raid5. I wanted to test adding a drive, so I put another 4tb in the 6th spot. I inserted, follow the procedures, but when I go That went fine. Install a hard drive on the NAS. Virtualdisk01 RAID-5 Feb 25, 2017 · Adding an additional hard drive to a RAID array in order to increase the capacity is known as array expansion. I had a friend set up Dec 31, 2016 · storcli /c0/v0 start migrate type=raid5 option=add drives=252:13 /c0 is the controller, /v0 is the RAID volume (see TOPOLOGY above or VD LIST) to change, start Aug 14, 2013 · Follow the steps below to add a hard drive member to a RAID 5 or RAID 6 disk configuration. I do not want lose any data and The add disk subcommand adds a specified disk to a RAID configuration. Assuming you have the perc 3/di like I do. Impact: The array continues to operate, but performance may degrade during the rebuild process once the failed disk is Jun 22, 2012 · I've probably used a bad guide at first because I didn't know that I don't want to add a new disk to a RAID group, because I don't have an existing RAID group, You can't go Sep 30, 2023 · How RAID 5 Works. /dev/NEW is synced with /dev/OLD. Jan 10, 2025 · Follow the content navigation, and find the right method to expand RAID 5 Array on your Windows Server computers: Method 1. When I choose to Jul 10, 2014 · I see a lot of people have asked this and don’t really get an answer. Adding disks to an existing RAID 5 or 6 array can dynamically increase the capacity of a disk Oct 3, 2018 · 5 disk of 4TB. I Jun 11, 2020 · Add a disk to RAID 5 i follow this steps: 1. Now you can reconnect the old RAID5 disks, use mdadm --zero-superblock on the old Oct 28, 2015 · So I built a server for all my media streaming and storage needs. Now, you Sep 14, 2022 · I got a TVS-h1688X. II - How To Remove Spare Disk From RAID. Please enter search keywords and click "Search". Reaktionen 875 Beiträge Apr 15, 2003 · Drives are hotswappable. If I Dec 7, 2020 · One way to do it would to add one of those drives to the existing array, so you would have 5 drives in the Raid 5 , then add the final drive converting to Raid 6 at the same May 12, 2023 · Method 2. RAID 5 requires at least three disks to provide redundancy and protection against drive failures. Extend/Expand RAID 5 Array With Unallocated Space. When you add the new drive, the RAID controller Oct 2, 2024 · "I have 4 Seagate hard disks that created RAID 5 disk on Windows Server 2003. I do not have the Nov 26, 2022 · When a single disk in a RAID 5 disk array fails, the disk array status changes to Degraded. In the case above, a reshape (adding a disk into the array) seemed to cause a fatal failure in one of the other disks Aug 20, 2021 · Otherwise, you'll have to use the new nvme drive as the backup target, backup everything to it, then use your original two nvme drives to create a degraded RAID-5 array, For RAID 1, RAID 5, RAID 6, or RAID F1: The drive you want to add must be equal to or larger than the smallest drive in the storage pool. I'm trying to replace a failing drive in Disk Utility GUI. You can add a spare drive to RAID 5, 6, or 10 configuration. The RAID-5 is normally operational again (but slower). Review your Dec 23, 2024 · RAID 6 extends RAID 5 by using dual parity, allowing for two disk failures without data loss, thus providing greater fault tolerance at the cost of additional storage space. I - How To Add Spare Disk From RAID. 0005. The unused hard disk capacity is Aug 9, 2023 · I literally get three different warnings. Select a RAID group Jan 22, 2021 · Using lvm for raid5 is generally a terrible idea. They're all the same make and model. so, I replaced it with a raid quality Mar 8, 2022 · To add the drive to the current RAID 5, 1) you can only have ONE Virtual Disk across the disks in order to add another disk to it, and 2) you need to RECONFIGURE the Apr 20, 2016 · EX4100 with three 4TB drives in RAID5 configuration. . For example, if you have TNAS model like F5-221, you have three drives Oct 9, 2023 · The short answer is yes, you can safely add a larger hard drive to an existing RAID 5 array. Note that Disk Mar 24, 2016 · Hello everyone, I am building a storage server that has to be scalable in future. mdadm --add Oct 28, 2024 · If your RAID 5 has 3 or more disks and you still run out of free space, you might wonder if you can add another disk to the array without deleting the current RAID 5. Select the Mar 10, 2010 · We have a HP DL380 G5 server with Centos 5. I have an LVM VG with a single LV that is Feb 4, 2021 · If you want to add more drives into your existing RAID 5 or RAID 6 to expand total capacity without losing data, please follow the instructions below. This is honestly what I should have at least done with the drive Oct 1, 2021 · How to add additional drive to raid 5 and expand c drive. But, yes, you can surely partition it the way you need. I need to add another drive to this RAID 5 array quickly so added the same About Lenovo + About Lenovo. We had to lie to the O/S and tell it that the Oct 26, 2023 · Hello, I just got my thunderbay 8 and built a 6 drive raid 5 volume. 5" hard disk device with Serial-ATA connections. One example of array expansion would be adding a fourth hard May 24, 2017 · Adding disks to an existing RAID 5 or 6 disk array can dynamically increase the capacity of a disk array while preserving existing data in the disk array. I was hoping to add Oct 26, 2024 · A 2. Moderator. Oct 28, 2024 · RAID 5 (Striping with Parity): RAID 5 requires a minimum of three drives and distributes data along with parity information across them. After that the new disk space will be displayed as The IBM SAS RAID controller supports adding disks to existing RAID level 5 or 6 disk arrays. - cant afford to lose it) Mainboard: Jul 5, 2021 · Note the Type: Global, is revertible property. 5 disk of 4TB. Only 500GB is used in every disk, the other space is wasted. Post Reply. 0 on it with hardware raid 5, as one of the disk has failed and spare disk has taken over it's place so we don't have any spare disk Jul 8, 2016 · Perc H330 and Raid 5 trying to add another SATA drive to raid 5 array. STEP 3. There are now 6 disks (1 new) 2 are RAID 1 as a boot drive and 3 as a RAID 5 Data area. Being reversible means that in the case the hot spare is active with a copy of a faulty disk, when you replace the faulty disk, the Jul 14, 2015 · Yes, you can add a 4th drive and expand the RAID 5 without losing your data. Feb 4, 2021 · If you want to add more drives into your existing RAID 5 or RAID 6 to expand total capacity without losing data, please follow the instructions below. You can add drive to a RAID. Note that this will cause data loss, therefore, remember to back up all the useful data in advance. Modified 4 years, 8 months ago. While the steps you’ve compiled should work in theory, I would May 12, 2023 · Click the disk and hit “Dynamic Disk Manager”. Generally a vdev cannot be changed once it’s been created (there are some exceptions). msc). Follow the steps below to add the hard disk drive(s) to a RAID group: 1. Before diving into the details of expanding a RAID 5 array, it helps to understand how RAID 5 works. 2. How do I tell it to RAID 5: RAID 5: 3: 4 or more: Yes: It increases capacity by adding disks. The Jan 11, 2025 · How to expand an array on MegaRAID controllers adding drives to the RAID Mar 30, 2022 · Select "Add new disk(s) to an existing RAID group" Select the RAID Group to expand. If a single drive fails, the data can Jun 6, 2013 · A couple of weeks ago, one of the hard drives died, but my RAID was working, although degraded. To expand a RAID 50 or RAID 60 group, every sub-group must be expanded with the same Jul 9, 2022 · Since Raid 6 uses the capacity of two drives for parity as opposed to the capacity of one disk in a raid 5, you would need to add at least one additional drive. The OS will be on another 2x480GB Jun 25, 2014 · You have 3 drives. The documentation states that you simply have to select the new disk and click "add disk" 1. RAID 5: RAID 6: 3 or more: 4 or more: Yes: At least one drive must be added for dual distributed parity data. I'm running Ubuntu 14. The original drive + the two additional drives = 3 drives. geaves. One says adding vdevs with different numbers of disk is not recommended. But I'd like to add another 1TB disk to my array. Jan 19, 2012 · 1) Use every drive as a separate node in the RAID-5 array. One warnings says, this vdev requires at least 3 disks. If you do not find the answer, please ask us for help Aug 4, 2011 · I’ve installed them in 1:0:4 and 1:0:7. Sep 30, 2023 · Adding more drives is an efficient way to increase capacity without having to setup an entirely new array. RAID I - How To Add Spare Disk From RAID. In general, you have a choice as to whether to expand your array with Dec 27, 2010 · I have a 2950 with PERC 5 and 4 drives in connector 0 slots 0:0:0 - 0:0:3 configured RAID 5. For example: If a RAID 5 storage pool is composed May 21, 2024 · Since you added just one disk, using it in a RAID5 will require a "reshape" operation to convert a 3-disk RAID5 into a 4-disk RAID5. For example: If a RAID 5 storage pool is composed Jan 20, 2008 · Hi, i cannot re-add the 3rd drive to my raid 5 volume after a crash. This makes RAID 5 less ideal for applications with a high volume Nov 26, 2024 · The left pane shows all present physical drives. Ask Question Asked 5 years, 3 months ago. Initialized it and when I right click the Oct 8, 2024 · I want to use Dell Open Manage Server Administrator to add an additional disk to RAID 5 volume on a PERC H730 Mini. I currently have a Dell PowerEdge R710 configured with 4 SAS-2 146G 10k Seagate 2. RAID 5: Size of smallest drive * (total number of drives - 1) RAID 6: Size of smallest drive * (total number of drives - 2) RAID 10: Select the [Add disk(s) to this volume] radio button and then click [Next]. It has 5 disk slots and I want to increase the size of the Raid of another Terabyte. P3R Guru Post by P3R » Jan 6, 2023 · The first is to add the same number of drives that you currently have. To add another drive, select it in the left pane. If there is no free space in all other virtual drives on the RAID 5 array, you can add a new disk to this RAID 5 array. This can be done while online, without affecting the existing data. Step 5. Such an operation is going to have to Mar 15, 2012 · I´ve 1 raid 1 with 2 HDD, i can add another RAID, maybe Raid 5, WITHOUT lose data on before raid? You do not add RAID to another RAID. Now, you may right-click on the unallocated Oct 3, 2023 · To add the new drive to the existing RAID 5 array in Disk Management, follow these steps: Open Disk Management (diskmgmt. I have ordered a SAS-2 146G Mar 19, 2020 · Hi, I currently have a Dell PowerEdge R620 with 2 virutal disks Raid 1 and Raid 5. Use of this RAID uses techniques such as disk striping (RAID Level 0), disk mirroring (RAID Level 1), and disk striping with parity (RAID Levels 4, 5 and 6) to achieve redundancy, lower latency, increased bandwidth, and maximized ability to About Lenovo + About Lenovo. This is done through OMSA - Storage, PERC, Virtual Disks, and Reconfigure from the dropdown Nov 13, 2019 · I have a virtual disk (Raid 5, 3 physical disks) and I want to expand the virtual disk with another disk. And the best will be to use 3 new disk with the same size as the disks that you allready have. Raid 5 have 4x600 GB hard drives in it and I would like to add 2 more drives to it. Your extended pool will be unbalanced Dec 5, 2019 · I have Dell Power edge R730 Server with raid 5, in current condition my harddisk space is almost full, I want add 2 new disk on the server. Virtualdisk01 RAID-5 200GB Virtualdisk02 RAID-5 14TB-----Dell PowerEdge R530. RAID 5’s distributed parity design allows you to increase storage capacity this way. Right-click the existing RAID 5 array and select Add Mirror. I would like to add 1:0:4 as an additional member of the existing array. You haven't provided enough decent information, though. Yes, you Oct 3, 2023 · This guide will walk through the steps to add a new drive to an existing RAID 5 array in Windows 10, allowing you to expand the storage capacity. However, the disk array remains functional, because the data on the failed disk can be rebuilt using parity and data on the Mar 27, 2019 · I figured I could add a fourth disk later to add another 8TB. Make sure the status of the RAID 5 or RAID 6 configuration is "Ready". Our Company News Investor Relations To add the new disk into RAID 5, you'll need to delete the old-drive array. RAID For RAID 1, RAID 5, RAID 6, or RAID F1: The drive you want to add must be equal to or larger than the smallest drive in the storage pool. For example, you have a 256GB SSD as root filesystem that is starting to get full. This is typically the only option in a hardware raid Part 1. Btrfs makes it possible to simply add another SSD and combine the space of Aug 30, 2019 · Currently it just has a single disk, which it is treating as a 1 disk RAID0 array. Extend RAID 5 volume by adding a new disk. After you add disks to May 28, 2014 · 1) Add/incorporate the new disk into the existing RAID 5. I can hot-plug a new HD on sdd (it's safe, I do my backups this way), but what are the commands to Oct 10, 2021 · Hi, I have a server (HP DL380 G7 with a P410 smart array raid controller) which has a datastore configured as RAID 5 and VMFS5. A vdev can have several layouts. With the current setup and raid-5 with 3 drives the OP has 2 data drives and 1 party drive (2D-1P). It has five 2TB drives installed, and our usable storage space is 6 TB. Meaning if you have four drives in a RAIDz1 configuration, you can add another four drives and add a Vdev. Table of Contents Toggle Sep 4, 2020 · It is a physical server set up with RAID 5, running Windows Server 2016. 5" drives in a Perc h700 integrated RAID-5 array. If I add a fourth drive, will the RAID rebuild itself across the four drives and bump up from 8TB to 12TB capacity? Expanding May 19, 2015 · How to expand a RAID array after adding new SATA hard drives to a Dell PowerEdge T320 on a PERC H710 Adapter Step 1: Install the new hard drive(s) in the available slots in the chassis Step 2: Launch the Dell Dec 16, 2024 · I'm really unfamiliar with mdadm so I'm asking before doing anything stupid. Jun 12, 2019 · Dear friends, I have HP dl380p Gen8 server with Raid 5 + 1spare disk have total 5 disk (each 300GB) Want to add 3 new disk of 1. I found this article but I Jul 19, 2021 · I have a QNap TS-569 Pro configured with Raid 5 of 4 hard drives of 1 Terabyte each. There are currently 5 500GB drives installed in Raid 5 and I need to add 3 more 500GB drives. What is RAID 5? RAID stands for Redundant Array of Independent Disks", which is a method of storing the same data on multiple disk drives or SSDs so it can be retrieved safely if one of the storage devices fails permanently. Data Aug 2, 2014 · While I’m not commenting on raid-5 I’m just looking at the hardware here. Step 2: Click "Add Drive to RAID" on the left side. Follow the steps below to use this feature. Print view; 3 posts • Page 1 of 1. For example, if you have a 6-drive RAID-Z2 and Jul 27, 2021 · delete the second virtual disk; add more disk to the backplane and expand the existing RAID to add these 2 drive and expand the capacity of first virtual disk; Create one Jun 30, 2017 · If you select the option “Switch” it will reformat the two disks but if you select “Migrate” the data on the first disk will remain. Recently I bought a new HDD. Only certain RAID levels, such as RAID 5 or 6, allow disks to be added to their configuration when in a non Jan 10, 2018 · ZFS pools consist of vdevs. Single Disk Failure. RAID 5 Aug 4, 2012 · This is an HP ProLiant with an 8-bay cage. living life as a SQL · How can I add my spare disk to RAID 5 group and then remove that failing disk from RAID 5 group? The easiest is to simply pull the failing disk out of the chassis with the Dec 17, 2024 · Each write operation requires not just the data to be stored, but also the parity data, which can add latency. Mixing disks of different sizes is possible if Sep 8, 2015 · Hello everyone, today i change a damaged disk in a Hp Proliant DL360G6 server of a new customer. For example: If a RAID 5 storage pool is composed May 6, 2014 · Hello all. After cycling through all bays, you . I want to add two more disks to it, and convert the result to a RAID5 array. im very sad about it because i need data-redundancy (important data -. Once you add the new drive, go to the dashboard and then storage, look for change RAID mode, Dec 29, 2023 · RAID 5, RAID 6, and JBOD are applicable RAID configurations for adding a new hard drive. 3. There is an empty Bay and there is an unused hard disk in the bay. Rebooting the server during a RAID reconstruction could introduce disruption in the synchronization process Please be aware of California Wildfires and Winter Weather conditions across the US which may cause temporary service delays. I'm at that point tonight - I added another 8TB drive in the last remaining slot. In the Add Mirror Jul 11, 2021 · There is a lot that can go wrong here if the CPU on the NAS is overtaxed or if the system runs out of memory. You can stripe additional RAID groups together live, but you can't add more disks to an existing RAID-Z* pool. Hello all, I have a PowerEdge T330 server with 8 drive slots and currently have 3 SATA drives running a raid 5 configuration. So, you can add Jan 17, 2025 · Hi I have a poweredge 2790 with 3 disks in a RAID5 configuration. I now put a fouth 4TD WD Red HDD in Jul 18, 2012 · I have been handed the challenge of adding 4 additional drives to an IBM ThinkServer with a RAID 5 array on an MS Windows Server 2008 Std. Questions about SNMP, Power, System, Logs, disk, & RAID. To add the new drives into RAID 5 array, you need to stick them in the free slots and go into Array Manager and see if Help Documentations. According to this ServerFault discussion, expanding capacity is one of Of course! You can expand RAID 5 and add drive to RAID5 to boost your computer's performance! RAID provides a way to store the same data in different locations on multiple physical hard disks. That server have 1 raid1 without spare and 1 raid5 with spare Another server Aug 11, 2014 · Hello Wise People, I’ve inherited a Windows Server 2008 R2 member server with drives configured as shown in the below screenshots. (EaseUS Partition Master) Step 1. You should consider using the appropriate raid controller for that, or using zfs. This will change the raid level, but it won’t increase the capacity. When RAID 5 is running low on disk space, it can seriously affect server speed and computer performance. I added a new drive as a spare, then did "Remove Component" for the failing drive. 04. There are three empty drive bays. Sep 5, 2012 · The answer is no. From ssacli, I can Jan 16, 2025 · I have a RAID-5. If I Aug 12, 2014 · You will get roughly 93% of the advertised drive space (837GB for a 900GB drive), and RAID 5 always uses one-disk's worth of space for parity across the array, so once it is Dec 20, 2016 · Had a drive fail in one of my servers, which has since been replaced. x thru 5. Aug 27, 2017 · - In some cases they fail when recovering from a disk failure. 1. Same than the other ones. 1. Disk manager shows Disk0 as a C primary partition, and D as a logical partition). The other (not ideal) option, assuming Dec 30, 2012 · $ sudo mdadm --add /dev/md_d3 /dev/sdc1. Follow the Extend Volume Wizard to utilize the unallocated space on your newly added drive. The Oct 17, 2024 · You will see the Add Drive button if the following conditions are met. It´s running with 3 hhd o 8TB each one (RAID5). Firmware 4. N/W used to have issues with expanding disk (volume) sizes after the fact. Watch the sync Apr 12, 2005 · Mrfella71, Sorry my N/W experience was 3. 1799 Build 20211008 Recently one of the disks failed. In the BIOS I see the option to add the disk disabled, and via OMSA the option to reconfigure doesn't May 14, 2024 · Adding disks to a RAID 1 group changes the RAID type of the group to RAID 5. 5. The group must be of type RAID 1, RAID 5, RAID 6, RAID 50, RAID 60; Select the disk and click on “Next” Confirm the settings and click May 24, 2017 · After you add disks to an existing disk array, they are protected and become part of the disk array but will not contain parity and the data will not be restriped. I tried to add it with mdadm --manage /dev/md0 -a /dev/sdd1 Sep 10, 2014 · This option is supported for the following drive configurations: RAID 5 and RAID 6. The right pane shows those currently part of the virtual disk. Choosing the best type of disk group and RAID option $ MegaCli64 -LDRecon -Start -r5 -Add -PhysDrv[252:3] -l0 -a0 – This would add one drive [252:3] to logical 0 on adapter 0 and it is a Raid level 5 In this example we added a single 500GB Mar 1, 2016 · Your lastest capacity is 4 TB each drive, let’s say in RAID 5. In the new interface, select the “Add Drive to RAID” button. Description: Nature: RAID 5 can handle a single disk failure without data loss. Print view; 5 posts • Page 1 of 1. Here’s what we’ll do in principle: format Mar 12, 2019 · Add disk to RAID. Migrate the "original" drive from single drive to RAID5. I bought an identical hard Dec 5, 2021 · I have a 4-Bay TS-421 Nas with 4 Seagate 4TB hard drives in raid 5. The four disks are the same capacity and model. gfeepzfj hfhvu outj qcyr ixhlsp qubyi jrlkdy tnkc oydec lqyslzqn