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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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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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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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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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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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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75 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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102 views

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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121 views

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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127 views

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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64 views

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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972 views

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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91 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 ...
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93 views

Incorrect Raid 0 partition table during install

After failing to install 13.04(uefi, 2x128gb ssd's, raid0) I gave up and switched to legacy expecting it to be a breeze. I've got a MSI GE40 which advertises superRaid ( i think it's still fakeraid) ...
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42 views

How to reconstruct RAID-1 in Ubuntu?

There was RAID-1 device created of two partitions of the similar size on two disks. Disks are not of the same size and there are other (non-RAID) partitions. During clean install of 13.04, I haven't ...
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282 views

Two USB drives as RAID 1 array?

Can two drives connected via USB be configured as a two-disk RAID 1 array?
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684 views

Dual boot with windows 8 (raid)

I know there are quite a lot of other posts like these, but I really read all of them and I still couldn't solve my problem. I recently got a dell with a 1TB hdd disk and a 32gb ssd disk (using RAID) ...
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187 views

How to install ubuntu 12.04 on Dell PE R720?

I am trying to install ubuntu 12.04 on a new server Dell PE R720. I tried to find a document on how to do the installation especially we have RAID H710 in the server. What should be the sequence? Use ...
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133 views

Ubuntu 12.04 Raid wont assemble after move to new PC

Alright, so I swapped the system board out on my server running Ubuntu 12.04. The OS is on its own drive, and then I have 1 storage drive, and 3 drives in a Raid 5. Well, when booting up with the new ...
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16 views

Can I use parted instead of sfdisk? [duplicate]

I'm trying to replace a 3TB gpt hdd in a raid1. Is it possible to use "parted" instead of sfdisk (sfdisk -d /dev/sda | sfdisk /dev/sdb)?
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195 views

Unable to install Ubuntu 12.04 on SAS Hot Swap Hard Disk Drive (2*146 GB, 15 RPM) with RAID 1 [closed]

Unable to install ubuntu 12.04 server on below mentioned hardware with RAID 1. Without Raid one Harddisk is detacting. With Raid 1 Harddisk is not Detecting. Hardware details:- Intel Xeon E5410 ...
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345 views

Installing Ubuntu on existing RAID 1 with complete rebuild

My desktop machine is currently running Windows XP (32 bit) on an AMD Sempron processor. For various reasons, this is far from satisfactory, & my plan is to do a complete rebuild, with Ububtu (64 ...
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89 views

Add RAID 0 to 13.04 desktop

I have a Buffalo NAS whose network interface crapped out. I want to take the two 500 gb drives set up as RAID 0 out and put them in a 13.04 desktop so I can access the data. Any answers? Suggestions? ...
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321 views

One of two RAID 1s is not recognized in Ubuntu 13.04

I have a 256GB SSD (Ubuntu/Win8), and two 1TB drives in RAID 1. The problem is that I just recently added another two drives that are 4TB in RAID 1 but they aren't detected in Ubuntu as one drive but ...
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73 views

Mirrored (raid1) drives from 12.04, crashes 13.04 consistantly

It works, but I get two or more hard crashes a day, usually when opening a program. Sometimes though it'll work for days without a crash. Timing has a lot to do with it, if I don't log in as soon as ...
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315 views

SATA Hard Drive Errors and RAID Failure with ASUS Motherboard

PROBLEM I am getting SATA Errors which is causing my RAID6 Array to fail (degrade). This started happening after I recently replaced my (MSI) motherboard with an ASUS M5A97 R2.0 motherboard. Is ...
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121 views

Raid volumes not recognized Ubuntu 12.04 on HP ENVY dv6

I have installed Ubuntu 12.04 on my HP envy dv6 but I get a message every time I boot the system that RAID volumes are not recognized. After a time out of 10 secs the boot continues to grub menu and ...
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148 views

How can I effectively build soft RAID on startup and before mounting filesystems?

I recently made a soft RAID. However, I faced the situation when I have RAID without UUID, because I used --build command instead of usual --create, by the reason that correct mdadm arrays are not ...
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211 views

Boot up problem: P FIFO DMA_PUSHER MEM_FAULT

I have been trying to solve this issue on my own, but no luck so far. What I have tried in order to clear the fault is: blank all HDDs back to factory state did a full RAM error check (passed ...
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102 views

How do I get /home to mount?

My PC has 6 drives. /dev/sda, /dev/sdb, /dev/sdc and /dev/sdd are 750Gb SATA drives. Each drive has one partition filling the complete drive (/dev/sda1, /dev/sdb1, /dev/sdc1, and /dev/sdd1). These ...
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199 views

What's the best way to backup files?

I have a lot of personal files, which I'd like to backup, however I don't want to just copy & paste all the time from one drive to another. Is there a better way of doing this? I have been told ...
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725 views

How can I setup RAID0 on two drives?

I have two 3TB drives that I want to RAID0. I have important files that I want backed up, and I believe that I'm after RAID0. If that's not correct please don't hesitate to advise me otherwise. I ...
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214 views

Data recovery fantom external hard drive 6 TB ( two 3TB drives on raid 0)

I have a Fantom 6TB external hard drive that uses two 3TB hard drives. On the back it has two switches for setting up RAID. I have it set to RAID 0 so I can use the full 6TB. The problem with it is ...
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Mount raid volume command line

I have a 3TB raid, which was made originally with OPEN MEDIA VAULT, a media server. I have recently uninstalled OPEN MEDIA VAULT from the server and installed ubuntu 13.10. The only problem I'm ...
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46 views

Want to upgrade Dedicated Hosted Servers running 10.04 LTS to 12.04 LTS

I have leased a pair of server from a service provider that came with Ubuntu 10.04 LTS and a RAID 1 mirror. I have ssh access to the servers, and root, but I do not have console access. I tried to ...
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727 views

Software Raid0 doesn't mount successfully in fstab

I have created a Raid0 and it works as I expect it. The the array file is created at /dev/md0. I want this to be mounted automatically by adding this line at the end of the /etc/fstab file : /dev/md0 ...
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604 views

Ubuntu Software Raid GPT

I am attempting to setup software raid with my 3Tb harddrives. I have partitioned each with GPT and 3 sections. (1 Bios, 1 Ext4 1 swap). The swap and ext4 are joined with raid. Installer goes fine, ...
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Setting up dual boot, having a RAID 0 array with Windows 7 installed, and a separate HDD with Ubuntu 12.04LTS installed

I Installed Ubuntu just recently, so I'm pretty much new to its interface, functionalities and etc... Overall, I don't know a lot about it. But I need to set up a dual boot system so that I can choose ...
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94 views

ATA failure on a RAID5 array

I've been getting some RAID5 failures for some time when under heavy load. I've always been able to force reassemble the array after a reboot, and the Event count between the dropped disks and the ...
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126 views

install server 13.04 with raid1 (+encrypted partitions) failed

I am trying to install 13.04 Server with Raid1 + full disk encryption. I didnt manage to, so I reduced the to setup only to Raid1. However I still didnt manage to. I receive to following message: ...
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235 views

Expand RAID array

I'm pretty new to RAID, so please forgive my silly question. I have an Ubuntu Server 12.04 x64 installed on a pc having 4 hdds. During RAID setup I selected RAID10 and (my ignorance) choose 2 active ...
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205 views

Sony vaio vpc-z1 operating system not found

I have a Sony Z1 laptop signature series that is saying operating system not found When I try to start up the computer. On start up I pressed the F3 button and it shows the Samsung SSDs as error ...
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54 views

cmd login page is not displaying

I have configured Raid 1 and installed Ubuntu 13.04 on my IBM server. After the installation and rebooting, the login screen is not appearing, and it is going to pre-boot analysis page. I don't know ...
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321 views

How do I install 13.04 alongside windows on an Intel Raid 5?

Whenever I try to install Ubuntu I run into issues. All the live CD's don't display the Intel raid 5 and show multiple drives. When I tried the 12.04 alternative, And the Raring Minimal ISO. The raid ...
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90 views

Using LVM2 RAID on Ubuntu 12.04 LTS

I would like to use LVM2's built-in RAID support (lvconvert -m1 --type raid1 vgname/lvname) on my Ubuntu 12.04 LTS server. Unfortunately this feature appeared in LVM2 2.02.89 (assuming I've read the ...
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105 views

Hard drive in software RAID5 dissapeared

I have 6 HDDs in my box, 2x256Gb ATA OCZ-AGILITY4 SSDs. Each is partitioned into one block of 48Gb and one block of 208Gb. The 48Gb partitions are RAID0 striped and serve as the swap space (md0). ...
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935 views

Bootloader install failed - RAID

I am trying to install Ubuntu 13.04 on a desktop with hardware raid (3 disks in raid 5). I believe I have an ICH8 chipset, if that is relevant. So, I created an install USB stick with Startup Disk ...
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How to setup Ubuntu using raid 5 [duplicate]

I would like to set up a desktop computer with Ubuntu 13.04 instaled. I would like to use raid 5. Where can find info on hownto do this? Thanks for any help. Willie
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90 views

Some things I don't quite understand about partitioning for an installation

So I'm installing ubuntu onto my main desktop, but I don't quite understand the partitioning and how Ubuntu works in general. I have 4 SSDs which I would like to put into a JBOD array. I did some ...
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359 views

how to modify fstab for windows ntfs drive, and removing RAID

I am trying to automatically mount 2 drives that have been previously formatted in windows and have all my research (so I am trying to tread carefully), but running into some questions. The HD are ...
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multiple /home mountpoints

I have 5 hard drives 1.5TB and 4-750's. What I want to do is make the 4-750's into a raid10. I already have a /home mountpoint on the 1.5TB drive. I want to use the raid as DATA only no OS stuff at ...