Questions tagged [raid]
RAID stands for redundant array of independent disks, and allows for disks to be linked in various ways. Common RAID setups in Ubuntu are a hardware RAID, FakeRAID and software RAID.
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Compare raid 0, raid 1, raid 5 please [closed]
I have googled many websites, each website compares their performance differently. Can anyone tell me the most accurate comparison results? Thank you
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Install Ubuntu 20.04 desktop with RAID 1 and LVM on machine with UEFI BIOS
I have a machine with UEFI BIOS. I want to install Ubuntu 20.04 desktop with LVM on top of RAID 1, so my system will continue to work even if one of the drives fail. I haven't found a HOWTO for that. ...
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How can I maintain EFI partitions on a RAID1 when running updates or replacing a failed RAID1 drive?
I installed Ubuntu Server 22.03 on a system with 3 identical hard drives. During the disk setup process, I created 500M fat32 partitions on each of my hard drives and configured the rest of the disk ...
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How to determine which physical disk in a RAID needs to be replaced in the event of a failure?
If I have a RAID array configured (using mdadm), what's the best way of making sure I can tell which physical disk to replace in the event that one fails?
cat /proc/mdstat will tell me that (say) /dev/...
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Ubuntu boot stuck at "btrfs loaded crc32c=crc32c-intel zoned=yes fsverity=yes"
I've been stuck on this for 5 days now, so any help would be appreciated>
This is a bare metal server on OVH running Ubuntu 22.04. The OS was installed on a RAID1 array using both "system ...
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Ubuntu 22.04 Live did not find my RAID0
I configured RAID0 on my machine with Auros Z390 mainboard:
and was able to use it on Windows 10:
I am not sure if it is really possible, but at least I thought that I probably copy my old SATA SSD ...
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how do I install ubuntu over broken RAID when ubuntu keeps telling me boot into windows but windows ( ASUS TUF GAMING Laptop)
How do I install ubuntu over a broken RAID setup when ubuntu keeps telling me to boot into windows but windows no longer exists on the machine ( ASUS TUF GAMING Laptop)
System Details Report
Report ...
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Move Ubuntu 22.04 to hardware hp p410i RAID1 with encrypted volumes on BIOS
I have an old hp n40l microserver with Ubuntu 22.04 on board with quite old BIOS as of 2012.
Now my SSD 256GB disk is split to 2 partitions: /boot/efi and /.
I've bought hp p410i RAID card, and 3 more ...
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partclone - what am I doing wrong?
I'm writing some backup scripts for my machines. Up until now, I have enjoyed using partclone, but now I've hit a snag.
On this machine there's a large MDADM RAID which contains one EXT4 partition. ...
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mounting EXT4 linux raid1 array with WSL2 on a windows host machine
Two years ago I created a linux/ext4 raid1 array of two 4TB WD Red HDDs to mirror my data. At that time I was using a small ARM64 device, and used mdadm to assemble the array. That small computer was ...
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RAID size problem after 'dd' from old array to new
I've added a new larger RAID 5 array (57TB) to my server and copied the old RAID 5 (20TB) using 'dd'.
cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [...
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How to mount a single hard disk from a former QNAP NAS with a DRBD volume under Ubuntu for data recovery?
Under Ubuntu, how to mount a single disk from a defunct QNAP NAS with a DRBD volume with a software RAID 1, for the purpose of data recovery?
QNAP NAS, which was using software RAID1:
https://www....
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RAID 6 Array Not Showing Full Drive Size with mdadm
I have an adaptec series 7 controller with 6 12TB drives. I used mdadm to create a RAID 6 array. However, when I list the array the drives show 10.7TB each rather than something closer to 12. Anyone ...
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16.04 suspend resume failure with NVME disk
I am struggling 1 week with this + read ~100 articles and still can not solve it.
Kubuntu 16.04 on ThinkPad P50 with two NVME disks on raid1 + nvidia M1000M (using nouveau). Because grub can not ...
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IMSM (Intel Matrix Storage Manager) device is not detected by Linux kernels 6.6.x/6.7.x but works in 5.19.17
In kernels 6.x.x /dev/md/imsm0 does not appear at boot.
The only difference I see in dmesg which seems to be relevant:
block device autoloading is deprecated and will be removed.
Printed in 5.x.x, ...
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Ubuntu Server 18.04 Intel RAID (RST) can't detect the RAID
I've created RAID10 in BIOS (Intel RST). In 16.04 everything was OK. And in 18.04 I can't see my raid at all. I choose:
Active MDADM containers (Intel/DDF RAID) => "yes"
Activate Serial ATA RAID ...
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1
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Live usb does not recognize SSD: should I use AHCI/NVMe?
I just received a new Dell Latitude E5440 running Windows 11. I'm trying to install Ubuntu but since I'm doing this once every ten years I got a new problem every decade. My problem is Ubuntu, on live ...
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Trying to rebuild a 2 disk RAID0 array, superblock overwritten, but backup superblocks look good
I have two hitachi 1TB hard drives that were 2TB of storage in a D-link DNS323 NAS appliance. The NAS device sat in storage for a couple of years. When I fired it up the D-link NAS reported no array. ...
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Ubuntu Raid Array not working after a motherboard swap
I have been using a raid 5 array as a NAS for past two years that I have created with the help of this guide. But recently I had to swap the motherboard of this system because the previous one stopped ...
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Installing Ubuntu 14.04.1 LTS with hardware RAID
I have been having some issues with trying to install Ubuntu off of a live usb. The system has a Intel hardware RAID controller and I wish to run my two HDDs in RAID 1. I have come across and issue ...
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HP Microserver Gen10, Marvel chipset, will it work in Raid1 with Ubuntu server?
I bought a Hp Microserver gen10, but I was unable to install Ubuntu Lts 16.04.03 using two hdd in Raid1 with encrypted Lvm. The install process runs nice, seems everything ok, but the machine doesnt ...
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Cloning ubuntu boot into software RAID 1 array
I have a Ubuntu server whose boot drive exists on an old HDD. I am wanting to clone this boot drive over to a RAID 1 SSD array. I don't know how to go about this correctly, since it will be a software ...
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22.04 Server installer crashes when probing block devices
Problem: Ubuntu 22.04 server installer keeps crashing right before choosing disks. Crash Report says block_probe_fail
Background: I'm trying to install ubuntu 22.04 Server on a Dell R710. I previously ...
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Is it possible to install disks in raid post installation?
I have just received my new Ubuntu 22.04 workstation from Lenovo.
It has 2 1TB disks, that I want to use in RAID 1 for /, and 4 2TB disks that I want to use in RAID 5 for /home.
However the machine ...
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Backup system, Raid 10
There is a server on which there is a hardware Raid 10 and 4 physical disks, an Ubuntu Server 20.04 system on which a website is running in Docker, I need to create a full backup of the system and ...
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Mount Ubuntu, creating Raid 1 with the installment configuration
install Ubuntu using Raid 1 configuration with two disk.
In doing so, two partitions were created in each disk, that of the RAID and the EFI starter.
If I lose an disk, the other is operational.
How ...
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set up RAID 1 on 2 data hard disks in Ubuntu Server 22.04, but it's not functioning properly
I'm currently using Ubuntu Server 22.04 with three hard disks - one for the installed OS and two for data storage. I've attempted to set up RAID 1 between the two data hard disks, but I'm encountering ...
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Intel RST on ubuntu 23.04 for NVME Raid1 - array is not assembled / started
I have 4x nvme drives installed on Z690 motherboard:
1tb nvme with fresh install of windows 11 Pro
1tb nvme with fresh install of Ubuntu 23.04 Desktop
2x 2tb nvme for Raid1 array created in BIOS ...
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Clean install on boot disk without destroying raid array
I have a system with 5 HDD drives. Four of them are set up in RAID5 with software RAID. The 5th is the boot disk running the Ubuntu OS. I want to replace the OS on the boot disk without losing the ...
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what is minimum required size of /boot partition for Ubuntu 18.04.2?
Because I don't want "why?" as response, I will start with the background.
I wanted to make a software RAID-0 of 2 disks since they are quite slow and small in size because they are very old. So I ...
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Driver hp raid controller b120i
I have a problem with a installation of ubuntu 12.04 server on HP SL4540 with raid controller b120i.
Ubuntu during installation does not recognize the raid controller, and displays the disk separately....
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Install Ubuntu 22.04 Server with RAID 1 and LVM on machine with UEFI BIOS?
I followed the instructions here - Install Ubuntu 20.04 desktop with RAID 1 and LVM on machine with UEFI BIOS but used the Ubuntu Server Installer to configure the partition layout and added an extra ...
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Zpool FAULTED and replacing disks
So this is probably a noob thing so apologies up front.
I have a raid6 pool of 5 disks, I had another 3 disks so I threw them in and added them, when the pool didn't increase in size I read up on it ...
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Improving performance on mdadm RAID5 reshape
I am currently a few days in to what appears to be 13 day reshape of a RAID5 array which consists of 6x12TB SATA NAS drives running on a 12-core server with 64GB of RAM.
I've been reading some posts ...
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Ubuntu LTS boot issue
I had to move and my server was powered off for a while. When I turned it on I had a warning that my CMOS battery died.
When trying to boot into Ubuntu I am booting into emergency mode. I've tried ...
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Grub: attempt to read or write outside of disk 'hd0'
We have a Dell PowerEdge R730xd with 24 SSDs of 500GB each.
We need to install Ubuntu 14.04 LTS on this machine, and use it as a database (postgresql).
Our RAID controller is an Avago MEGARAID, and ...
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1
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RAID 1 system migrating using mdadm without loosing data from HDD
I'd like to migrate from one system with RAID 1 (array of 2 discs 3TB) to Ubuntu Server and create an array using mdadm. How can I do it and preserve data on those discs without formatting? Both ...
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Subiquity keeps crashing when attempting to install Ubuntu 22.04 on Dell PowerEdge R320
I have an old Dell PowerEdge R320 that I am trying to install Ubuntu 22.04 on. I do realize, that this is rather old hardware and bound to create problems with newer software.
When I start booting ...
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Installing issues | unable to open /dev/sda and /dev/sdb
I am installing Ubuntu 14.04 from a USB drive. It boots into the installation and after selecting Install Ubuntu the loading screen appears and stops there.
Pressing the left arrow key brings me to a ...
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Upgrade from 18.04 to 20.04 with raid1 lvm boot error waiting for device /dev/md1
I upgraded my ubuntu server form 18.04 to 20.04 and now I get the following error during boot:
[ TIME ] Timed out waiting for device /dev/md1
[DEPEND] Dependency failed for mnt/md1
I setup raid1 on ...
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HP Pavilion 15 Notebook won't install UBUNTU
I have been trying to install the latest Ubuntu on my hp pavilion 15 notebook and it will not let it install. I keep getting the error message about turning off RST and I have tried literally ...
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How to manage raid devices doing automated checks?
I've got a RAID6 set up, and every now and then it does a check, and during that check, it seems I cannot write to the entire array.
Details:
Personalities : [raid6] [raid5] [raid4] [linear] [...
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Ubuntu not recognizing my Samsung pcie nvme drive
I just bought a Dell Inspiron 14 7430 laptop with the hopes of installing Ubuntu on it using a hard drive connected via USB. However, whenever I try to install the only drive that Ubuntu recognizes is ...
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adding new drive to zfs raidz
i have this raid set up:
root@zen:/dev# zpool status zfs-raid
pool: zfs-raid
state: ONLINE
status: Some supported and requested features are not enabled on the pool.
The pool can still be used, ...
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will two SSD work as a RAID1 bootable device (enable Intel RST) installing ubuntu only
I have two SSD, which I want to make a RAID1 and install ubuntu on it.
Unfortunately I dont have a hardware RAID, instead I found an alternative way: Fake RAID.
Using motherboard ASUS-WS C621E SAGE ...
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Rcraid-dkms compilation error in apt install
I`m trying install rcraid-dkms in my Ubuntu 22.04.3 system new installation. When I make a
sudo apt install rcraid-dkms
, the process results in a compilation error because It can not find any .h ...
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RAID 10 failed booting when one drive removed
I am running Ubuntu 16.04 Server with Software RAID 10 (4×500GB SSD).
I tried to test a disk failure by shutting down the server and removing (physically) one of the HDDs.
The problem is when the ...
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mdadm raid1 won't resize | --grow gives unchanged at
I've been trying to resize (--grow) this RAID array for a week and I know the answer is simple and probably staring me in the face, but I'm not sleep deprived and lost.
The array is RAID1 and used to ...
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0
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Help setting up hardware RAID10 on Ubuntu 22.04.3 LTS
We are trying to setup a RAID10 on an Ubuntu workstation. We acquired 4X16T Seagate NAS HDDs and set this up on an Asus PRIME Z690-P D4 motherboard. This motherboard has the following RAID controller:
...
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0
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Ubuntu Server 22 vs Marvell 88se9172
I'm trying to run the Ubuntu Server 22 install on a system with a Marvell 88se9172 RAID controller. But the installer does not detect either the array or the individual disks.
The array is up and ...