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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How do I make raid with 2 disks on Ubuntu server?

I have two 500 GB disks that I have installed on my ubuntu 12 system, One is my main file system, and the other I partioned as a RAID disk in the ubuntu installation. I would like to remount the ...
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RAID Driver ubuntu 13.10

I have Ubuntu 13.10 installed on an old computer with a MSI 7032 K8T Neo-V motherboard which has a build-in RAID 0/1 controller. I tried connecting two other HDD's in RAID 0 (from a home server) to ...
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191 views

Ubuntu 13.10 Installer can't see 2nd SSD

I am on an Acer Aspire S5-391, and it previously ran windows 7 with 2 SSD's on a RAID0 configuration. Long story short, I messed up the MBR on windows,which corrupted it, and I had to reinstall it. ...
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Ubuntu12.04 not booting after installing exim

Also getting: error: reloc offset is out of the segment After I followed this tutorial (youtube) (installing exim on the ubuntu) my ubuntu server, boots up till the point where you can select ...
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Installing Ubuntu Server 12.04.3 using Raid 1, Need a step by step guide [duplicate]

Lately, I am trying to build a server that uses Ubuntu Server 12.04.3(64bit) . I am facing problem while wanting to install under a software RAID(RAID 1). My Server spec are as below: Proccesor: ...
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732 views

rescue data from corupted HDD

I have Ubuntu server with 3 x 1.5TB SATA2 on Software RAID5 and LVM, it runs as VPS Node. This morning guy from datacenter sent me mail that sda is corrupted and it needs to be changed... So he ...
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463 views

Ubuntu 12.04 and Windows 7 dual boot on ssd + hdd raid1

Despite reading dozens of HowTos and so on I am getting crazy about trying to get my dual boot system running. Maybe you can help me. My system: Asus Z87-pro motherboard with UEFI Samsung 840 Pro ...
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145 views

Install RAID 1 on existing system

Does anyone know if the directions here will work with a 12.04 system? If not, any other possible instructions would be appreciated.
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166 views

How can I make my system bootable again after transfering it from an smal HDD to a RAID 1 Volume

I'm trying to move my Ubuntu system from a 320GB Disk to a Raid1 Volume. Based on the artikel: How do I move my LVM 250 GB root partition to a new 120GB hard disk? What I have done so far: ...
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Remount raid 5 array

I reinstalled my operating system (now a kubuntu 13.10 x64) and i need to remount my fake raid 4 (3 disks). Can someone help with ideas ? sudo dmraid -r /dev/sde: isw, "isw_bbcbheecjj", GROUP, ok, ...
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Unneeded RAID recovery

I have two software RAID 5s. Today when I turned on my server (after it was off for two weeks when I was on vacation), I got the message that the software RAID is degraded and was offered RAID ...
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165 views

Wrong disk geometry on USB enclosure

I have a sata disk formatted in a NAS that use it in linux raid 1. I have removed the disk from the NAS ed mounted it internally in a PC with linux. Linux correctly recognize the disk and I'm able ...
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237 views

mount another drive to the same directory

I recently purchased a server that was advertised as 2TB (2 1TB drives) in size, when I use it it reports only one of the drives, I would like to be able to use both as if one drive. here is the ...
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38 views

disk failed during reconstruction

Yesterday a disk failed in my mdadm RAID-5 array. I replaced the faulty disk and added it to the array. The reconstruction begins. When I woke up this morning I had a uncomforting mail about a disk ...
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115 views

WD MBWE II (White Strip Light) unable to access

I do not know if this is the right place to ask this question ... I hope someone here can help. I'm trying to retrieve data from a WD MBWE II (White Strip Light) 2TB (WD20000H2NC-00) NAS device. ...
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102 views

Ubuntu Server 13 hangs on boot, help?

All that appears on the screen is the blinking cursor, and it never seems to go away. I am pretty sure this may be a permissions problem. The reason I suspect this, is before the problem occured I ...
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98 views

Hardware Compatibility [duplicate]

I am looking into buying a LENOVO RD330 SERVER with a ThinkServer RAID 500 Adapter II RAID controller. I am having problems finding out if all of the hardware that I am wanting will be compatible with ...
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Asus X79DELUXE Motherboard

Has anyone run Ubuntu on this motherboard, Does everything work. My current Motherboard(Asus P8Z68-V) does not have USB3.0 or RAID support. Everything else does work. X79DELUXE
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selecting a motherboard for new build

I am designing a new system based around Ubuntu(of course) and I am looking at a list of compatible Motherboards. The motherboard I currently have Asus P8Z68-V does not have RAID or USB3.0 support for ...
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94 views

installation on RAID set “seeking device”

I'm trying to install Ubuntu 13.04 (No 13.10 because of this error (https://bugs.launchpad.net/ubuntu/+bug/1241589)), the installation succeeded, but with an error that he could not install bootloader ...
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417 views

Ubuntu Install 13.10 - media change

I'm in the middle of an install of 13.10 on a Poweredge with RAID 5 setup. It is asking for a "media change" and "release AMD64 Salamander (20131016)". I have the CD in the CD drive, but it won't go ...
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Ubuntu 13.10 software raid

I had already Ubuntu OS installed on my desktop PC, where the software RAID 5 is configured ( 3 partitions /, swap and home ). This system was upgraded from the 11.04 till 13.04, it was quite messy, ...
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Ubuntu Server 12.04 Raid help

So I installed ubuntu server 12.04 on my Adata SSD 60 GB, I have to other HDD WD Cavier 500GB Drives how would I add them to my server to use RAID 1?
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256 views

Ubuntu Server SSD primary OS, user data/home folders on secondary RAID1

I have a 60GB SSD drive that i want Ubuntu Server 13 installed upon, and user home folders (except for root) automatically redirected to a secondary RAID1 array. Each hard drive in the array is 2TB. ...
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816 views

Installing Ubuntu on btrfs over multiple drives

When I installed Ubuntu 13.04, I managed to combine a couple of outdated askubuntu answers, as well as some of the btrfs documentation in order to figure out how to install Ubuntu over two SSDs using ...
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120 views

Ubuntu file/donwload/ssh server raid system help

Two hard drives failure in two months, finally I think I should have a file server with raid 5 to protect my data. this server is mainly keeping all my pics, personal video, backup documents and ...
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mdadm automount

I have a system running ubuntu 13.10, booting from a 50GB SSD. Attached to the motherboard are also three 2TB disks. configured into a 4TB RAID array. After ubuntu boots, I can mount the RAD volume ...
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Ubuntu GRUB SSD Raid0 Win8.1

I have a notebook (Asus UX51VZ) with 2x256GB SSD Raid0 and EFI. - Have Windows 8 Professional pre-installed - I never use, but keep it - I have installed Ubuntu 13.04 (updated to 13.10) - I have ...
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67 views

How to install software to OS on other disk?

Have installed 13.10 on a RAID1 array following this guide: http://www.michielovertoom.com/linux/ubuntu-software-raid/ Everything went fine, except for the last step where I'm supposed to install ...
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SMART and RAID on Linux

I am about to move some of my small company services to Ubuntu while still learning it. I'm also about to buy a hardware raid, and a guy reviewing an IBM/LSI controller in this article said, that ...
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964 views

RAID5 over LVM on Ubuntu Server 12.04.3

I'm trying to create a RAID5 software array using LVM. I use VirtualBox as I'm only learning how LVM works. So I've created 4 virtual SCSI drives and then did the following: pvcreate /dev/sd[b-e] ...
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725 views

How do I perform an installation with RAID1 HDDs and two SSDs?

I have a setup with 2 HDDs (1TB), 2 SSDs (32GB and 120GB) and 16GB RAM, and I want to do the following: Put the two HDDs in a RAID 1 for redundancy, and use that volume for the bulk of file-saving, ...
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408 views

mdadm starts resync on every boot

Since a few days (and I'm positive it started shortly before I updated my server from 13.04->13.10) my mdadm is resyncing on every boot. In the syslog, I get the following output [ 0.809256] md: ...
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318 views

Problem with MDADM RAID5 after power failure, disk missing

I've been running my server with Ubuntu Server 12.10 for quite some time now and it's been up for about 260 days give or take. This morning we had a power outage which unfortunately did not only reset ...
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Dell Power Edge 1800: Won't Install

I'm trying to install 13.10 on a Dell 1800 which gets to the the "checking system" portion of the install then it locks up. The keyboard then blinks at the CAPS LOCK and the SCROLL LOCK LEDs; & I ...
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174 views

How to cache (more) data on SSD/RAM to avoid spin up?

I have Ubuntu server 12.04 running on a 40GB SSD with a raid 5 mounted for media files. I access the files often via samba either with a Raspberry Pi for music playback or with another PC for the ...
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123 views

Ubuntu 13.04 installation with Raid 1

I am trying to install Ubuntu 13.04 on IBM System x 3250 M4 with RAID 1. During Partitioning. After Select Manual as the partition method. Select the first hard drive, and agree to Create a new ...
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64 views

Create partition on new raid1 hardware

In future, I'll need to add more 2 disks over RAID1 on my ubuntu server. I already has a RAID1, but I have more 2 slots in my server and I'll put there more 2 disks to create another RAID1. I never ...
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368 views

recovering raid5 (mdraid) after clean OS install (Ubuntu Server 12.04)

======== After having to reinstall the OS I am having trouble accessing data stored on a RAID5 group built on 8 HDDs using mdraid. Advice much appreciated! I have a DIY home NAS server built on ...
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192 views

Installing ubuntu server 13.04 amd64 over RAID1 won't show grub boot loader

There was a Windows 2008 server R2 machine with a 500GB raid 1 via Intel hardware. I'm installing Ubuntu Server 13.04 amd64, over the raid 1... The installer recognizes the RAID, and I confirm to ...
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277 views

Ubuntu Server 12.04 won't boot. Software RAID 1

I need to fix this issue I have in one of our machines. Motherboard is ASUS Z9PE-D16. We have 4 SATA drives enabled and one of them has failed. It's the drive in port 1. So the system is not booting ...
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6k views

How to install Ubuntu server with UEFI and RAID1 + LVM

I used to install my servers with LVM over software RAID1, and grub install on the MBR of both drives. Now I have an UEFI server, and the compatibility (BIOS) mode does not seem to work. So I went ...
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158 views

Cannot mount extended win7 drive with Ubuntu!!! Help!

I have recently installed Ubuntu 13.10 alongside my Win7 partition. Ubuntu runs fine, no problems there. When using win7, I used windows partition editor organize an array of older hard disks as one ...
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96 views

Can not detect external hdd on ubuntu

Hi all i have an external hdd dock with a 150gb drive in it i am trying to access in linux, but i can not see it all i see is : root@ubuntu:/home/richard# fdisk -l Disk /dev/sda: 161.1 GB, ...
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Raid drives are missing filesystem

I recently had to do some troubleshooting with a RAID 5 on Ubuntu Server (a software raid). I ended up removing everything and start from scratch with 2 new drives. So I took out 2 out of 4 drives, ...
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How do I change volume sizes on Ubuntu Server 12.04.3 without reinstalling?

I have a HP DL380 G7 Server with the HW Raid configured at Raid 1+0. Previously, I have 146GB LFF SAS Installed but I since have upgraded to 600GB LFF SAS Drives. Since the Mirror Rebuilding was ...
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Raid 0 recovery

I have been using raid0 with four disk over two years. But suddenly it started giving and error at logging Errors were found while checking the disk drive for / in order to solve this i booted the ...
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ubuntu web server 6 HDD raid1 and raid5

I just purchased a new Dell PowerEdge 2950 Specs: 16GB Ram 6x 146 GB HDD 2x 3.0Ghz QuadCore Xeons Hardware Raid Setup: Disk Group 1: Raid 1 Drive #1 Drive #2 Disk Group 2: Raid 5 Drive #3 Drive #4 ...
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How can I create a RAID array with >2TB disks?

I would like to know the correct way to set up a software RAID array on an existing server. I have two brand new 3TB disks to use for the array. Specifically, I want to set up a 3TB RAID 1 array, ...
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101 views

Highpoint 640L Raid card on Ubuntu 12.04: Drivers for initial install?

I recently built a prospective file server with these specs: MSI B75MA-E33 3 x 500GB WD Black HDD Highpoint 640L RAID card And I was hoping to install Ubuntu 12.04 and configure a windows file ...