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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Can't Reboot mdraid

I just created a raid 0 array with the following commands: # Install the necessary packages sudo apt-get install xfsprogs mdadm -y # Create the RAID 0 array. mdadm --create --verbose /dev/md0 ...
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Create a RAID5 on my Ubuntu Server 12.04

I have an operational Ubuntu Server 12.04 with only one HD (1Tb). I need more capacity and stability, so I bought last week 3 HD(1Tb each) to make a RAID5 and migrate the information of the old HD to ...
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48 views

Extra RAID array keeping disks busy

I have a software RAID-5 with 5 disks (Seagate ST31500341AS). SMART was saying that one was at risk of IMMINENT FAILURE. I replaced it with a new disk, also a 1500GB Seagate. The array wouldn't start ...
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50 views

Ubuntu 14.04 Server with RAID 1 and Windows 7 for file backup

I have an Ubuntu 14.04 Server with RAID 1 with 250GB (2 x 250GB). And, on my notebook, I have Windows 7. Ubuntu Server shows up on my notebook but won't copy/move any of my files that I want to ...
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93 views

Degraded mdadm RAID5 array & ARRAY UUIDs mismatch (Ubuntu 14.04.1)

Every reboot on my server results in a halt due to a degraded RAID5 (software) array. The same drive /dev/sdc appears to be dropping out each time. I ignore and boot with a degraded array any ways. ...
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148 views

Cant install Ubuntu alongside Windows 7 on HP 650 - Cant recognize Windows partition

I have a notebook HP 650 and I removed Windows 8 to install Windows 7. I have disabled Secureboot and installed Win7 successfully. When I boot Ubuntu live cd, the installation manager is unable to ...
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87 views

Problems booting from software RAID

TL;DR: created RAID 1 at installation of Ubuntu desktop but it won't boot after seemingly successful installation, although boot utility seems to indicate that GRUB is installed I am trying to set up ...
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38 views

Help fdisk 4 (near) identical 1TB drives

I have 4 drives to setup a Raid 5, but apparently they are not identical. I am not sure what steps to take next. It seems that I have (3) 512 and (1) 4096 sized drives. What should I do to format, ...
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122 views

Installing Ubuntu Server 14.04 on a pre-built RAID Array

So I've got a RAID array built (Via the ASUS motherboard, 2 disks, RAID 1). When I try to install Ubuntu server on it, the process runs as normal (Apart from the drive is detected as md126p1 rather ...
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33 views

I lost my raid…(it won't load)

After plugging in an extra drive I lost my raid drives. In the drives GUI it shows all of the raid drives as connected but when I go to start the raid it says: /dev/md/Storage assembled from 1 ...
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16 views

Raid Scaling using MDADM

I have 3 equally-sized hard drives. I would like to use mdadm to do software RAID scaling on these. Is this possible in Ubuntu 12.04? Is there another tool I should use?
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33 views

how do i setup raid on my harddrives

yes hello I have 5 2tb hard drives in my computer I use it to record TV as a DVR for my TV one 2tb section has Ubuntu 14.04 on it. I would like to use all the hard drives for TV show. how do I do this ...
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40 views

format/build raid 5 with one 4k drive, three 512b

I have 4 WD 1TB drives which I want to 4x1TB Raid5. I am not sure what course of action to take next. How do I configure my 4th drive (sde) to align with the rest? Will this affect performance? I ...
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19 views

Installation with FakeRaid

I have a problem while installing Ubuntu on my laptop. Actually, Windows 8 is installed with a raid0 managed by the Intel Rapid Storage Technology. At first, I tried to install without delete this ...
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35 views

Installing Ubuntu 14 Server x64 on Intel Array 1 system

I have a server with Intel i7 technology. It comes with 2 hdd (2tby each) and I configured (using bios) as RAID1 (mirroring) When I started Ubuntu Server installation, it recognizes the array, asked ...
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35 views

Multiple Independent BTRFS Volumes

I have 4 x 2 TB drives. I want to set up one pair as a BTRFS RAID 1 volume, which I have done. I want to set up the second pair as a RAID 0 data, RAID 1 metadata volume, which I have not been able to ...
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70 views

Make Win7 Bootable After Ubuntu/Kubuntu Install

I had a Win7 install on a raid array (sda...) and added a second drive (sdf) for installing Linux. Installed Ubuntu initially using a Grub boot loader (no problem, Win7 still bootable), but then ...
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8 views

How to select the number of mirrors in a raid10 with mdadm

i know ho to create a raid10 with mdadm but i don't know what is the parameter for select the number of copies. I have 6 hard drives. Using the default values it will make only a copy of 3 hard ...
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1answer
74 views

Dual-booting Ubuntu 14.04 with Win 7 on a RAID 0

I'm trying to install Ubuntu 14.04 to dual-boot with my windows 7 in a RAID 0 array of 2 120gb SSDs, but I'm having some problems. I had to reinstall Windows 7 and created a partition for it, with the ...
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1answer
48 views

Trying to mount drive /dev/sdc: TYPE=“nvidia_raid_member”

I just installed Ubuntu 14.04 this weekend. Here is my setup: 128GB SSD = Win7 128GB SSD = Ubuntu 14.04 500GB Seagate Barracuda = Files, music, photos, etc For some reason the SSD with Win7 is ...
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167 views

Ubuntu Desktop 14 on PowerEdge doesn't boot on RAID

I have a Dell 1U PowerEdge 1950, and for some reason, we cannot install Ubuntu 14.04 64bit Desktop edition on it. I know what you're thinking... why are you installing desktop? I have asked the same ...
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Ubuntu instalalion Fail Fuel deployment on Dell 1950

I am trying to use Mirantis Fuel to deploy OpenStack and encounter problem with Ubuntu installation, I am using Dell 1950 with no RAID set so the system detect 3 attached disk, upon finishing ...
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75 views

Drive failure in Raid1. Can't replace

I have a software raid1 and mdadm emailed me that a drive failed. Following steps I found online, I marked as failed and removed the drive from the raid. I replaced the drive with an exact make and ...
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57 views

Correct way of RAID partitioning

This is a more theoretical question I ran into after I found out that it is possible with newer Kernels to create partitions on a RAID-volume. Since Grub2 it is possible to have /boot on a ...
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120 views

How to preload driver before Ubuntu 14.04 installation?

I have a Raid card: LSI 9311-8i. I want to install OS on RaidCard, but original Ubuntu 14.04 does not include mpt3sas driver, so it cannot detect the raid volume. How to make Ubuntu detect the volume? ...
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204 views

14.04 - Replaced drive in Software RAID 1 - How to make bootable?

I have an Ubuntu 14.04 x64 server with 2 500GB drives (sda and sdb) in a software RAID 1. I just had to replace sdb. Adding it back to the array with mdadm and resyncing was a snap. The problem I'm ...
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60 views

RAID 0 Superblock recovery?

Cool, I have a Synology Diskstation 212j, with 2x3TB drives in RAID 0 (I know, I know, I was very naive; never had a drive failure before). About a month back the volume crashed, I recovered the ...
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37 views

Hardware upgrade: hardware vs software RAID

I've decided to upgrade my system disk (Ubuntu 12.04) from a 7200 RPM EIDE HDD to a SSD. But my motherboard only supports 2 SATA drives, which are already allocated to a RAID-1 array. Clearly, I ...
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77 views

64 Bit Xubuntu on Full Software Raid 0 Using Mini.Iso

What I am asking is doable but the thing is I forgot how to do it since the last time I did. I recently upgraded my Ram to 8Gb from 2Gb. I am using an Asus Maximus Extreme with an intel core 2 duo ...
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38 views

linux server hard drives raid 0

I have a question about my hard drives configuration on my linux server build on server. I have 2 x 3TB hard drives attached to it, but they are configured as RAID 1 at the moment. So the data is ...
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41 views

how to install an ubuntu server with everything that the ubuntu desktop has?

how to install an ubuntu server with everything that the ubuntu desktop have? I am using 14.04 on a fresh server with raid disks
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51 views

How to re-create the partition table?

I accidentally dd the first 512 bytes using dd if=/dev/zero of=/dev/sdb bs=512 count=1 and the partition table is now gone. Is there ANY way to re-create the partition table(/dev/sdb). My hard ...
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103 views

Ubuntu 12.04 - Reinstall Grub on a Raid-1 via LiveCD

I had a hardware issue which caused my Ubuntu Server to fail. After the problem has been resolved I still cannot boot into my Ubuntu installation, but fall into initramfs instead. To me it seems that ...
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341 views

Installing Ubuntu 14.04 on Asus Zenbook (RAID)

This machine have 2 128 GB SSD drives (http://www.amazon.com/dp/B00EPGHE0E/ref=twister_B00JYFOKKS). I managed to install Ubuntu with no problems on one SSD drive, but I am having following troubles ...
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135 views

What should I use my SSD for? [closed]

I am setting up a small (1 user) email server. So far I have put in 2 x 1TB WD Red drives and set them up for LVM with RAID1 mirrored LVs. I also picked up a 120GB Samsung 840 Evo but I can't figure ...
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1answer
2k views

How to Install Ubuntu 14.04 with RAID 1 using desktop installer?

Many people claim that it is impossible to install Ubuntu onto RAID 1 with the Desktop CD. Is this really true? If not, how can it be done?
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Can't alternate users, need to logoff to login other on ubuntu

I installed from scratch the Ubuntu 14.04 and configured it with a Samba share. There is a windows share RAID 1 drive (2 x 1 TB) with Mdadm, that Dropbox and more 2 backup solutions access (Acronis ...
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91 views

Raid Won't Mount After Reboot

I'm building a new Ubuntu 14.04 server with RAID. I partitioned the operating system and swap partition on a small harddrive and have the RAID strictly for files. After adding a new disc to the RAID, ...
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My (older) computer has become unbootable except for ubuntu minimal CD - RAID mdadm

I really hope someone can help me out here because my computer has become unbootable, and it holds a RAID-5 data disk Array (mdadm ) which I need to recover. No OS will boot, nor USB, nor DVD, nor ...
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11 views

windows non-boot raid

I'm thinking about installing Ubuntu on a Windows machine for dual boot. There are three Windows drives c: and d: are independent and g: is a RAID (0/1 I think). What do I need to do to get the RAID ...
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436 views

mountall: fsck /boot [333] terminated with status 1

I am running a Ubuntu Precise 12.04.4 LTS vm on an ESXi. Suddenly, the boot up process started crashing with the following message: /dev/mapper/luxsrv--vg-boot: 251/249856 files (6.4% ...
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24 views

booting from USB with Raid

I am trying to install the latest version of ubuntu on a dell precision t3500. but when I boot to usb stick. I get an error that says busybox v1.21.1 (Ubuntu 1:1.21.0-1ubuntu1) build-in shell (ash) ...
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1answer
56 views

Upgrading from 10.04 Server to 14.04

I have an Ubuntu dedicated server hosted at GoDaddy. I wish to make an upgrade from 10.04 to 14.04, however each time I login over SSH, I get the notice to be careful if I upgrade because I have ...
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145 views

Ubuntu with system on mdadm, broken grub, won't boot

My old disc started failing so I decided to change it. While moving data to a new disk, seeing how big it is, I though it would be a good decision to split the disk and add some insurance with RAID1 ...
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145 views

Explain on how to setup a JBOD Ubuntu Server?

I have 3 hard drives. Two hard drives are SATA and one is IDE. C:\ - 300 GB SATA Hard Drive D:\ - 80 GB IDE hard drive. And third disk is not installed, assume as if it was. How do I merge all three ...
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139 views

problems with creating a raid 5 array

when ever I try creating a RAID setup with the disck utility it gives me the following error: Error creating RAID array: Error spawning command-line `mdadm --create /dev/md127 --run --chunk 512 ...
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43 views

Should I enable my Mobo Raid controller or leave it at AHCI?

I am setting up a raid storage volume, should I leave the sata controller on AHCI or switch it to raid when using Ubuntu's software side raid?
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23 views

How to remove fakeraid

I had a RAID 1 setup using by bios. Ubuntu was installed on the RAID array. I want to move to a software RAID 5 using mdadm with 3 disks. I have deactivated the RAID 1 in the bios, copied the ...
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1answer
787 views

How To Install Ubuntu 14.04 on HP Dynamic Smart Array b120i logical drive

I've got some problems when trying to install ubuntu on hp proliant dl 160 gen8. I've got 3 logical drives in dynamic smart array controller, and on installation screen I see only physical drives. How ...
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113 views

Installing EFI to Raid 1 using partman and seed file, on both drives

So my question is, Is it possible to install the EFI partition onto both drives when doing a seed install on Ubuntu? That way if one drive goes, the relevant efi partition/data is there on the second ...