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 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 downloaded ...
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Create RAID array of image files

OK, so I've got three image files in /home/, and they each reside on different physical drives: image1.img image2.img image3.img Each image is the same size, and I want to put the images ...
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Driver hp raid controller b120i

I have a problem with a installation of ubuntu 12.04 server on HP SL4540 with raid controller b120i. Ubuntu during installation does not recognize the raid controller, and displays the disk ...
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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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problem booting with failed software RAID 1

I have been experimenting with a software RAID 1 installation of ubuntu 12.04 LTS in virtualbox, but am having some issues here. What I basically did: 2 disks in RAID 1. Both disks contain a ...
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How to install Ubuntu 14.04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system?

I have a computer with dual SSDs and Win (7) pre-installed on another disk. The pre-installation uses (U)EFI/GPT boot. I want to install Ubuntu 14.04 64-bit desktop on a RAID1 root partition on my ...
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Ubuntu 14.04 Trusty with UEFI + Software RAID1

How to install Ubuntu on UEFI BIOS with Software RAID1? Should there be 1 partition for EFI and another partition for RAID1 (root+swap) on each drive? I wonder how it will update one EFI partition ...
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How can I install Ubuntu onto a software RAID 10 array?

I'm planning to set up a low-traffic server using RAID 10 with four disks. I'd like to have Ubuntu 14.04 installed onto that RAID array. I've seen plenty of guides explaining how to set up RAID 10 ...
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Use RAID0 Array

I'm really new to doing stuff with RAID. I did a fresh install of Ubuntu Server 14.03 and made a RAID0 Array of 3 HDDs. I also set up an LVM on another HDD that's not part of the RAID. The way I set ...
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RocketRaid 642l Driver Ubuntu 14.04.3

I am having issues installing the drivers for my rocketraid 642L card. What happens is during boot it just hangs and then the raid card makes a very loud beep until I reboot. Without their driver ...
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After `apt-get upgrade` mdadm won't auto-assemble RAID at startup

After a simple apt-get upgrade, mdadm won't assemble my intel raid anymore automatically. This leads to fstab entries not being mounted and so the startup fails. I'm dropped into a recovery shell ...
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special device /dev/mapper/jmicron_JRAID1 does not exist

It is my first post .. so first of all thank you all for the good effort. Concerning my problem now. On my Ubuntu 14.04 I used to have a disk (sdb) on raid (software cannot recall raid type). Suddenly ...
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BTRFS RAID6 array is broken, how do I fix it?

My Btrfs raid 6 array seems to be broken. When try to mount it I get the following error message. I don't know how or why it broke maybe a power outage or something (it happened during my vacation). ...
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12 views

HDD pooling/partitioning suggestions for media server

I have multiple hdds that I would like to pool together. Sizes are as follows: 2x1TB; 2X2TB; and 1x4TB. Running Ubuntu server 14.04 on a separate SSD with the primary purpose of using this machine ...
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29 views

Recover files from one drive from a raid1 array

A couple years ago I created a raid 1 array using two 1TB drives in a computer running Ubuntu 12.04. These drives stored my files (pictures, videos and music) and acted as a server for other computers ...
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OS drive and Data drive partitioning on Ubuntu Server 14.04

My server has 1GB RAM, 160GB nvidia RAID 1 disk that I want to use for the OS and a 2TB nvidia RAID 1 disk that I want to use for data (for Samba shares). What would be the best partitioning and file ...
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965 views

mount an mdadm raid 1 drive at boot

I was wondering if you guys could help. I am looking to mount my mdadm RAID 1 at boot. The drive location is /dev/md127 and I would like it to mount to /media/server at boot. It is formatted to ...
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Install Ubuntu on Btrfs Raid1 pool

I have seen the post Installing Ubuntu on btrfs over multiple drives, but the solution suggested there does not help me. Before using Btrfs in a production environment I wanted to give it a try in ...
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One drive removed from RAID5 each restart

After almost each restart my RAID 5 array is being degraded. Very suspisous thing I found in dmesg Log First SDA and SDB logs can be found, Then MD0 - without SDC and then SDC. What can be a ...
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Why there is no GUI assisted RAID configuration and why RAID is so problematic in Linux? [on hold]

Linux (particularly Ubuntu) slowly becoming a growing OS among PC enthusiasts, content creators and gamers. And most of them have high-end computers with SSD raid setups, latests GPUs and many core ...
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16 TB what filesystem I should use

I need a 16 TB volume by 6 drives x 4TB. I use the last version of ubuntu. I need the filsytem very stable. How I can created this volume. I should use ext4, xfs, zfs, btrfs, with mdadm ? Thanks a ...
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Software RAID 0 FAILS using mdadm on Kubuntu 15.04

I've read a lot about RAID on linux and decided to go software raid instead of fake. My hardware is 2x Samsung 250GB mSATA ssd in a laptop. So I want to run these in raid 0 configuration. The thing i ...
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How update mpt2sas driver?

Is there some guide to update mpt2sas driver to latest version 20.100.00.00 (git)? I have strange NMIs in logs. Tried everything - CPUs, memory, MB Bios, raid controller (LSI 2008) bios and fw, Intel ...
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Virtual disks not detected on hardware RAID with megaraid_sas drivers

I'm running Ubuntu 14.04.3 Server. I have an Intel RMS25CB080 hardware RAID controller, which internally has an LSI MegaRAID SAS 2208 controller. I boot off of a software (mdadm) RAID 1 array ...
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Ubuntu server 14.04 with adaptec RAID. How do I find my RAID folder in webmin

Ok so probably you'll be laughing at me for such a noob question... I have just set up the above system that I want to administer through webmin. All working fine but can't find RAID directory or ...
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How to check which disk is mounted where? How to mount all spare disks?

Doing a df -h: alvas@mt:~$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda2 3.5T 2.7T 597G 83% / none 4.0K 0 4.0K 0% /sys/fs/cgroup udev 63G ...
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Rebuilding a RAID 1 array on a production server (Ubuntu 12.04.2 LTS)

I manage a production server which has a RAID 1 array with two identical hard drives. Apologies in advance, I've read many threads on this but due to the critical nature of the server, it will save ...
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How to use HP's RAID driver for Smart Array B120i, e.g. ProLiant Microserver G8

At HP's Certification Matrices it is mentioned that there are no Smart Array B120i RAID controller drivers. It is suggested to use the controller in AHCI mode, use software RAID instead and forget ...
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Please help recovering accidentally formatted NSA disk (linux raid)

I accidentally formatted wrong disk using gnome disk utility. The Toshiba 1TB disk has been used in NAS Zyxel NSA320 and i planned to mount it in my ubuntu to make a backup. I use only one 1TB disk ...
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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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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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Installing Ubuntu woes (2x SSD in RAID 0 & 1x HDD)

I have unsuccessfully been attempting to install Ubuntu over the last few days. The only thing I have accomplished was corrupting my windows installation and having to recover it. What I know: I ...
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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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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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How to install software raid 0 on ubuntu 12.04 server with mdadm?

I need to install a software raid-0 array on a Ubuntu 12.04 server with mdadm through commandline (SSH). The drive setup is as follows: SDA = OS SSD SDB = HDD for raid 0 SDC = HDD for raid ...
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EFI/GPT system partion with bootable RAID 1 system installation

I've used the ubuntu server installation image to install onto a RAID 1, which is two disks mirrored for redundancy. My configuration is as follows: /dev/sda - 500GB /dev/sda1 - 1GB, EFI system ...
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Ubuntu 15.04 Desktop disk mirroring

I have just installed Ubuntu in a dual boot system with Windows in my computer. This is my disk configuration: Disk /dev/sda: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors Units: sectors of 1 * ...
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Drive failed in RAID, other drive has SMART errors. Which to trust?

I've had a RAID1 setup running in my machine for a couple of years, and recently the array has become degraded. Looking at mdadm information, it looks like the one drive has failed, but when I look at ...
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VMWare passthrough of Adaptec RAID 6405 on client Ubuntu 14.04

A while back, I asked this question on how to install Adaptec RAID 6405 on Ubuntu 12.04 and got a helpful answer :) Install Adaptec RAID 6405 on Ubuntu 12.04 (3.13.0-37-generic) Now, we are running a ...
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Manually partitioning 15.04 Server for RAID 0

I'm trying to install Ubuntu Server (15.04) on a 2012 Mac mini with two 240GB SSDs. I recognize that Macs can be tricky with EFI v. BIOS, but that's another issue. I'd like to install Ubuntu Server on ...
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GRUB fails to install with LVM setup

I have 1x 160GB HDD and 2x 80GB. The way I want to partition all the disks is as follows, GPT partition tables with 10GB partitions which will be LVM physical volumes. The rest of the disk space will ...
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Ubuntu 14.10 does trim SSD RAID 0 discs?

I've got Ubuntu 14.10 in a RAID 0 set up with 2 x Samsung Evo 840 SSD 256Mb, for performance reasons while acessing/modificating very large files. I've also got a schedule backup to another HDD for ...
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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 btrfs balance -dconvert raid1 -mconvert raid1 would change it so ...
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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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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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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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15 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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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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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 ...