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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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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1answer
154 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
4k 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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21 views

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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118 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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2answers
57 views

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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12 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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616 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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26 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
64 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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1answer
203 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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170 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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1answer
188 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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1answer
46 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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1answer
26 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
1k 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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1answer
170 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 ...
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1answer
43 views

ZFS Pool - in dire need of help.

I'm really really new to Ubuntu. Which is probably why I'm facing this predicament... I couldn't load Ubuntu this evening. For whatever reason I could get to the login screen, but absolutely no ...
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1answer
86 views

Will an Ubuntu Live USB be Able to Access a Windows RAID 10?

My Windows will not boot, so I want to recover the files and reinstall. I've tried two different version of Linux (an old Ubuntu 7.10 disc and a Puppy Linux boot USB), but neither appears to be able ...
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0answers
27 views

Fully recovering HDDs after using of RAID controller

I've been using Ubuntu for a year. But today happened something awful to me. I bought four-core AMD computer to do some virtuals there. But, I had wanted to reduce the risk and found motherboard RAID ...
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1answer
115 views

Ubuntu Server setup: How to install Ubuntu on one drive and use other drive for file storage?

I've built a computer to use as a home file server. I will be installing Ubuntu Server. I've put a small SSD and two large HDDs in it. I have no prior experience with Ubuntu (desktop or server). I've ...
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0answers
155 views

Dual-Boot Ubuntu and Windows 8 w/ SSD in Raid 0 won't install bootloader (Asus UX301)

I have been trying to install Ubuntu on my brand new Asus UX301 to no avail no matter what I try. I am always not able to install the bootloader on any partition. This does not matter whether I boot ...
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1answer
92 views

How do I set up RAID 1 on only a portion of my HDDs, post Ubuntu 14.04 installation?

I'm trying to set up a mirrored (RAID 1) "file cabinet" consisting of the remainder of sda, after "/" and swap have been set up and Ubuntu installed, plus the equal amount of Gb space on sdb, ...
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1answer
77 views

RAID10 write speed decreased to normal SSD speed after rebuilding the array

OS: Ubuntu 14.04 LTS Software Raid10: 4x120Gb Intel 530 SSDs Server: HP ProLiant DL160 G6 FS: md0: ext4/ md1:swap Test is made on fresh new install, before making any change to some package or ...
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1answer
299 views

Two partition tables are unrecognized

While trying to installing Ubuntu 14.04 as my sole operating system, I've been encountering a number of issues (Described in more depth at Ubuntu 14.04 installation crashes with "???" ...
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1answer
66 views

nfs configured - clients cannot connect

I'm trying to get NFS working on my ubuntu server 14.04 again. It was originally working until last weekend, but when I tried to configure samba everything wen't fubar. Now none of my devices can ...
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16 views

Incorrectly detected fakeraid destroyed data during install

I have attempted to install ubuntu 14.04 on my PC in parallel (dual boot) with windows XP. My PC has 2 SATA disks, one was more-less devoted to the system, second one to data. However, when running ...
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1answer
39 views

How to check resync of megaraid?

I previously use software-based raid, and 'cat /proc/mdstat' can show the resync progress. Now I use hardware-based raid (perc h710p), I wonder if there is way to check resync progress using MegaCli. ...
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30 views

Ubuntu RAID failure [get a warning]

Okay I might sound paranoid, but every day I think that my harddrives in both my servers failed for some reason and I am going to lose all my data. I have a server with a RAID 5 installation with ...
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1answer
1k views

How do I install the LSI megacli in Ubuntu?

Similar to this question (http://serverfault.com/questions/192394/megacli-always-returns-blank-output) with some differences. I am using perc h710p raid controller on Dell Ubuntu box. I download ...
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2answers
76 views

Quick question: Will a fresh install Ubuntu detect my Raid-0?

I have Ubuntu installed on an external drive and Windows installed on my primary "C:" drive. I've been dual-booting this way for years. Recently, I upgraded my single SSD C: drive (where Windows ...
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3k views

Software raid 1 on ubuntu 14.04 desktop

I am trying to setup Sofware RAID 1 for my ubuntu desktop (14.04) Unfortunately desktop installer no longer supports RAID1 configuration. Therefore I am trying to manually set this up. I followed ...
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0answers
84 views

RAID 0 recovery from lacie NAS

I am in desperate need of some assistance by the more experienced users out there! I am trying to rebuild a RAID0 that is composed of two 2TB Hard drives. These come out of a LaCie Ethernet BigDisk ...
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1answer
194 views

2-disk RAID array missing one disk. fdisk sees them both. Missing disk is “non-fresh”. What to do?

I have two physical 500 GB hard disks in my Ubuntu 12.04.4 PC and they are supposed to be in a 2-disk RAID array. However, mdadm -D /dev/md0 is reporting that /dev/sda seems to be inoperative, even ...
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2answers
406 views

2nd HDD as a RAID 1 Mirror on a Existing Ubuntu Server

Can any one point me in the right direction as to how I can add a additional HDD as a RAID 1 to my existing Ubuntu Server which works flawlessly. My present set up is that I have 2 HDD on my Ubuntu ...
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2answers
1k views

Dual boot Windows 7 UEFI Raid with Ubuntu 14.04 Grub2 Problem

I used the intel Raid 0 to raid SSD #1 and #2 on raid 0 for video editing work, everything was good.I installed windows 7 64bit on an asus x79 deluxe motherboard on these raid 0 two ssds using ...
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0answers
287 views

mdadm /dev/md0 fails to load on boot

I am running mythbuntu 14.04 with a raid 6 setup using 10 hds. Every time I boot my system, mdadm fails to load. I have to run the following commands to get access to the system: All commands run ...
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1answer
15 views

Extending RAID-1 with two more disk (RAID-1 => RAID 1+0)

I have a Ubuntu 12.10 installation with (software) RAID-1 - only for data (root-system and swap are on another drive). Now I would like to add two more drives to the existing RAID 1 (basically to have ...
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0answers
64 views

Adding another HDD to Mirror the existing Hard Drive

My current setup is that I have a 160GB HDD as the primary where I have installed Ubuntu Server 12.04 LTS. I have a additional HDD (2TB) where I store my Files. I want to be able to use the software ...
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0answers
101 views

Installation on to a HP DL120 G7 hardware RAID not detected

Can anyone guide me to get Ubuntu server 14.04LTS installed on my servers hardware RAID. I have got the raid set up as raid1 using 2 1Tb disks, but when I go to install the OS I get the choice to ...
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23 views

Grub error: out of disk on Ubuntu server 12.04 after power interruption [duplicate]

I've got an Ubuntu server set up that has been running happily for a year or so with no problems to speak of. It's configured in a RAID-1 to keep everything nice and backed up. Yesterday we had a ...
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0answers
92 views

Stuck setting up RAID 1

I've tried switching to linux many times before and each time came up to a problem and ended up giving up. This time I hope things are different. I have a home server: P8Z77, 1xSSD (with Ubuntu 14.04 ...
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1answer
650 views

How to use UUIDs in fstab for configuring btrfs RAID1

This is similar to this question, but the solution there was to choose the disks using "device=/dev/sda1,/dev/sdb1", which is not as robust as using UUIDs. I'm sure it can be done, but I can't find ...
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22 views

Add disk and use software raid

I have a lvm partition on a disk, and another, identical drive with no data on it. Would it be possible to set up these two drives in RAID 1 using mdadm, with the same lvm data on top? Perhaps by ...
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19 views

Make RAID on one harddrive, but many partitions?

I have been reading a lot about raids and I want to get my hands dirty. The goal: Virtualize a copy of ubuntu and play around with raid. This means that there won't be more than one HD, hell the OS ...
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21 views

Raid: how to address the error on “--remove”?

I first stop the raid array, % mdadm --stop /dev/md127 mdadm: stopped /dev/md127 then do a check, % mdadm --detail --scan ... the array is no longer shown. then I do remove % mdadm --remove ...
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2answers
254 views

I can't find my HDD(hard disk)

I have installed Ubuntu removing windows 7. Now i can't find my Hard disk drive. I tried these command. sudo fdisk -l it shows me there are 3 hard disk named : dev/sda1, sda2, sda5. but when i ...
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3answers
391 views

Can I install ubuntu 14.04 on my RAIDed desktop?

I think I heard that RAID was removed from the Ubuntu installer recently. My system is currently made up of a series of RAID1 arrays: one for 12.04, with /home mounted on a separate partition/array. ...
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403 views

Ubuntu 14.04 install on hardware with RAID

I've just built a new machine using an ASUS Mobo with 8GB of RAM and set up RAID 10 with 4 new HDD. I want to install Ubuntu 14.04 on it and so far have tried to do so 3 times with no luck. The ...
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31 views

RAID10: why resync takes huge amound of time?

After setting up RAID10 and installing Ubuntu, I reboot then check /proc/mdstat. It shows [>...] resync = 2% finish=29702.5min speed=1030K/sec". That is about 500 hours or 20 more days. Is ...