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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Ubuntu Software RAID server and VMware conversion tool

I have tried to find an answer to this, through several unsuccessful forum searches. I have a Hosted Virtual Private Ubuntu Server that I have no physical access to. I downloaded VMware's vCenter ...
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Error removing an HDD from a RAID1 BTRFS array

I setup a btrfs filesystem on 3 disks with RAID 1. Somehow, a small portion (2GiB) got used as RAID0. At the time, no amount of running balance -dconvert raid1 would change it so I left it as is. ...
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Installing Ubuntu from USB drive with one SSD and one HHD Raid 0

Unfortunately my understanding of partitioning and RAID is almost nothing and when I installed Ubuntu on my old laptop (with one HHD and no RAID) and had not problems so I am new to this. Here is my ...
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Intel RST (option rom, bios) raid and mdamd, how to?

I have 4 x 6TB hard drives which has been setup for RAID 10 in the BIOS (option rom: Intel RST (v12.7.0.1936)) on my P6T7 WS ASUS Motherboard with modded bios (BIOS) which works : lrwxrwxrwx 1 root ...
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Ubuntu Server 12.04.2 LTS over HP Proliant MicroServer G7 N40L | Rebuild RAID 1

I am doing testing with an HP Proliant Microserver G7 N40L that I acquire recently. I want to configurate 2 hard disks (1 TB per hard disk) in RAID 1 array. I mounted the volume like this video and I ...
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Ubuntu on RAID5 on Dell server

I am trying to install on a RAID logical drive. The installer recognises the drive, says it has copied the boot files to it but when i remove the CD the system will not boo. I am very new to this so ...
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How to change raid1 to raid 11?

raid1 --> /dev/sdb /dev/sdc raid11 --> /dev/sdd /dev/sde /dev/sdd -> bad sector /dev/sde -> new hard disk I have for hard disk. And I have created two raid in that with raid array raid1 ...
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9 views

How do I change my RAID configuration(mdadm)

I would like to change my current partitioning and RAID configuration without reinstalling Ubuntu 15.04. Here is the output of sudo fdisk -l: md0 is /home and md1 is /tmp I would like to change it ...
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8 views

Copying RAID 5 hard drives

In 2008 or 2009, I put together a server that had four 200GB disks in RAID 5. The server doesn't work any more, but I still have the disks. I can't easily put all of the disks into my current system ...
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28 views

Adding a Second Hard Drive to a Ubuntu Server

I am thinking about installing a second hard drive into my ubuntu server. How hard is it to do this bearing in mind that it's a server and has no GUI. Also is there some way to merge the 2 hard drives ...
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Mdadm array showing as UUID?

I have an ssd with ubuntu and then 4 hdds in a mdadm array. I had to reinstall ubuntu and now am seeing the array but only mounted as the UUID and the array appears as an external drive in ubuntu. ...
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Mount Wester Digital disk from NAS

I had a WD Nas with a single disk (WD 1000G032). The cabinet broke, so now I have it hooked up with my computer and is trying to mount it in Ubuntu. I know the disk works and it shows up when I do ...
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25 views

Failing to boot Ubuntu 14.04 server from raid1 array

I am trying to install Ubuntu server (14.04 LTS) in a raid1 configuration. The machine will be a network video recorder, recording video from IP cameras and storing for a period of time until space ...
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21 views

Is TRIM Supported for RAID0 in Intel Matrix RAID in Ubuntu 14.04?

It appears that TRIM is supported for RAID0 arrays with mdraid in Ubuntu 14.04. Intel now supports TRIM to Intel Matrix RAID (RSTe) RAID0 as of series 7 chipsets (and Intel's Windows driver). Ubuntu ...
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40 views

Howto install onto a software RAID?

I am trying to install onto an ASUS system with an LSI (fake) raid controller. Unlike debian, ubuntu 14 detected it and installed drivers and utilities. Then it creates a RAID 1 as directed. All is ...
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RAID1 Rebuild/Resync on Ubuntu 14.04 [closed]

Can someone also tell me what command I can use to force a rebuild/re-sync on a RAID1 array?
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34 views

Home Backup Server with Ubuntu - Drive Controller Configuration

I am planning a build for a personal backup server; building essentially a NAS that I would install backup utilities on. I want to run Ubuntu Server as the OS, and am hoping for around 5-6 individual ...
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RAID1 with Ubuntu on Asus M5A78L-M/USB3

I have been able to correctly set up the above mentioned motherboard with the onboard RAID with Windows 7, but I need to build another machine (same motherboard) but running Linux (Ubuntu) and my ...
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RAID1 Array Ubuntu Server 14.04.2 New Disk Fails to Boot

I have RAID1 set up with two 120GB SSDs. I removed one of the drives and inserted another 120GB SSD with an identical partition layout to test the RAID rebuilding and the RAID rebuilt successfully. ...
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19 views

Intel Fakeraid Messed Up

I've managed to screw up my Intel fakeraid. It's a RAID-5. I've lately had some trouble with disks becoming disconnected, and I haven't identified whether it's the disk that's at fault, the cable, or ...
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Software RAID persistance (mdadm) [closed]

I have a software RAID 5 setup using mdadm on Ubuntu Server 15.04. I want to wipe the OS drive and start fresh (I've been messing around with lots of settings and want to get back to a clean install). ...
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41 views

To RAID or not?

I have the following setup: HP Microserver N40L 1 x 250GB HDisk 1 x 1TB HDisk 2 x 2TB Hdisks Ubuntu for OS Currently I use the server to backup the following hardware: 1 x MacBook Pro running ...
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new Ubuntu installation to non raid disk using existing raid0

I am trying to install a new Ubuntu partition in dual boot with Windows 7 Home Basic. I have Windows running on a raid0 on my SSD and I have a separate HDD that's not part of the RAID and works as ...
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Software RAID disapears after rebooting

I'm currently trying to setup a media server and I'm having issues with my software RAID. It seems like once I reboot the server the RAID doesn't get assembled despite there being an entry in the ...
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How to remove erroneous busy flag in mdadm

I have a system that I'm trying to configure and update to Ubuntu 14.04 LTS. I have a pair of drives which were previously the boot system. There are four RAID-1 sets: sda1 and sdb1, sda2 and sdb2, ...
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Installing GRUB2 on Intel RAID1 volume fails to boot

I've come here as a kind of last resort, hopefully someone will be able to help me. I work for a company which sells POS systems, recently we started using the HP RP5 5810 PC as the heart of our ...
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Install Ubuntu Mate on Raid 1

I wanna install ubuntu mate desktop 14.04 LTS on Raid 1 - preferably with LVM and Encryption. tha farthest i got so far is. booting live system installing mdadm, creating a raid starting ...
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17 views

Softraid 5 Ubuntu

I have installed a raid 5 on my ubuntu server 14.04 and I want to know how I replace a hard disk and make it recover/build on that HDD. My setup is 4 1tb hard disk in raid 5. No other HDD's or SSD's ...
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Error selecting zone when installing ubuntu 14.04.2

I'm trying to install Ubuntu Desktop 14.04.2 on a pc with this properties: - processor: AMD Athlon(tm) 64 X2 Dual Core 4200+ 2200mhz - motherboard: Asus M2N-mx - Ram 2gb - 2 raid's mirroring (80gb ...
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I want to install ubuntu on main hdd ams then have two additional drives set up in raid 1 for storage needs.

I want to do a fresh install of Ubuntu on my machine using a total of three hardrives. I want my small 500gb HDD as my boot and main storage for my system. I then want my dual 1tb HDD set up in a raid ...
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How do I deal with the isw ERROR?

>>sudo update-grub Warning: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported. Found linux image: /boot/vmlinuz-3.13.0-55-generic ...
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RAID Not Working

I'm trying to make my 5 HDD's into a RAID. So far I've done the command below sudo mdadm --create /dev/md0 --level=linear --raid-devices=5 /dev/sda /dev/sdb /dev/sdd /dev/sde /dev/sdf From reading ...
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RAID Array Check

I just created a RAID using the command below sudo mdadm --create /dev/md0 --level=linear --raid-devices=5 /dev/sda /dev/sdb /dev/sdd /dev/sde /dev/sdf Now how do I check its working, and is there ...
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Help Me With Software RAID

I am trying to create a striped array on five new HDD's. Does someone have a good guide on how to do this?
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How to get notified on any problems with raid?

I've set up RAID 1 of 2 disks for the purpose of data backup. Currently it's working and /proc/mdstat reports UU, but will I be notified in any way if one of the disks breaks leaving my precious data ...
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New Server - Need Backup Strategy Assistance

I previously had an Ubuntu 12.04 LTS server that I was running off of a single 2 TB hard drive. I had also installed CrashPlan on it and was backing up some data from it to the cloud (including the ...
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Raid 6 on btrfs in Vivid

Hi I'm trying to make a Raid 6 on multiple drives in Ubuntu 15.04, Btrfs is already running on 4 in raid10 when I do sudo btrfs balance start -dconvert=raid6 -mconvert=raid6 /mnt/storage/ it ...
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Unable to boot after replacing faulty mdraid1 disk

My server has 2 RAID-1 disk configured trough mdraid. A couple of months ago, one of the disks died, so I replaced it. After booting, Ubuntu took some to time to (which I presume was) copy everything ...
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Ubuntu 14 Raid not booting

i'm having issues for booting my Ubuntu 14.04 Server. I have two discs 320GB. I upgraded the disks from two 160GB and everything was working ok. Those disks were one IDE and the other SATA. Now both ...
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Mdadm slow raid6 creation

Currently I am creating raid 6 on 4 4TB hdds. When I use the command "cat /proc/mdstat" The returning info tells me I'm 57.9% with 26516.7 min speed 1032K/sec That seems like a really long time. ...
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Problems installing Ubuntu 14.04.2

I'm a windows user, and till now we were using oncloud 8.0 on Windows 8 Server, but there is no more support, for this reason, now, we are going to try to configurate a linux server and owncloud. For ...
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Raid 6 mdadm creation error

I am trying to create a 4 drive raid 6 with mdadm in Ubuntu. The command I am using is sudo mdadm --create /dev/md0 --level=6 --raid-devices=4 /dev/sdb /dev/sdc /dev/sdd /dev/sde the error I am ...
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fsck on a hardware RAID5

My Ubuntu 14.04 server won't boot properly and I want to check the hard drives with fsck to make sure everything is ok. I can boot into a systemRescueCD no problem. The server has 4 HD using a ...
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Administering three disks in RAID 5

This is the first time I want to administer disks in RAID 5. I have 3 discs in RAID 5 that I want to install on my new PC ubuntu sever 14.04.2, I used command mdadm: sudo mdadm --create / dev / md0 ...
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How do I setup JBOD by installing Lubuntu?

I want to setup JBOD (Just a Bunch Of Disks) with Btrfs on Lubuntu 15.04.
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How do I setup software RAID 0 or JBOD with BTRFS?

I've a 4GB SSD drive which is BTRFS formatted and is running Lubuntu 15.04 and a 8GB SD card (which I've always inserted) formatted as BTRFS. I want to setup software RAID 0 or JBOD, so I've more ...
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How could I set raid1 members to be offline temporary, to remain ready for use?

I have home server that is unused most of the time. So I wish to let spinning discs in it to go sleep. I gave up trying to stop rootfs writes waking up all drives permanently, so there is SSD disc for ...
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57 views

Intel RST Raid 0 ntfs mount from damaged disk

a friend of mine had an RAID 0 Array of two 500GB HDDs (Windows - NTFS - Dell preinstalled) and one seems to have an bad sector. So i started the PC from Ubuntu Live Disk (15.04) and tried to assemble ...
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101 views

BTRFS bad tree block start

First some background on my setup. I have 7 Hard Drives in a raid 5 (I know, move to raid 6, but not the issue here) array. On top of that, I run LVM, with a partition for btrfs. BTRFS is at version ...
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314 views

Unable to set up Raid during Kubuntu 15.04 installation

According to the installation documentation one should be able to choose something along the lines of 'physical space for raid' when choosing manual partitioning during installation but the option ...