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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Dual booting Ubuntu with windows 8 on machine with SATA ssd cache controller ( DELL XPS )

System info: Dell XPS 8500 SE with 2TB HD and 32GB SSD SATA RAID cache I have been at this project for a couple days now and have hit a brick wall on researching the issue. I can't find an instance ...
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Restoring RAID after linux installation

After Years using windows and wishing to enter the linux world, I recently installed Ubuntu 12.04. I have a Dell vostro 3460 with: 500 GB HDD 32 GB SSD mSATA (cache - not physical drive) My ...
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195 views

2x SSD like one drive 12.10

I want to do a clean install of ubuntu 12.10. I got 2x 40GB SSD's. I want to have them like one drive. (like RAID0), is there a way to do this with LVM, in the graphical Ubuntu 12.10 installation? I ...
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Building and migrating to software raid 5 array

I am hoping to build and migrate to a software raid 5 array. I am working with ubuntu 12.04.1 LTS 64-bit. I currently have three drives: /dev/sda1 which is a 60G solid state drive which contains ...
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Recovering from RAID5 with 2 failed drives, only one of them really dead

I have (had?) a RAID5 with 3 devices. One of them died, and after some days I experienced that the RAID stopped at all. However, I could restart it without experiencing any problems, but it stopped ...
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9 views

Ubuntu not booting when RAID is turned on

Got a new Dell XPS with Windows 10. Ubuntu GNOME 16.04 installation USB couldn't see the SSD drive in order to install. I had to turn of RAID from system settings in order to install Ubuntu. Now when ...
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6 views

Multiple drive raid configuration using Windows 10 and ASUS bios

I am new to RAID, and am looking for the best solution to backup my drives. I have 1 M.2 500GB(dedicated for flight sim), 1 500GB SSD (dedicated to games and programs), 1 250 GB SSD (dedicated to win ...
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14 views

16.04 Hardware RAID 1 configuration

I just installed Ubuntu Server 16.04 to my home server on ssd disk. I have ASUS M5A78L-M motherboard that claim has RAID 0 and RAID 1. I also have 2 * 2TB same model harddisk. I configured my disks as ...
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Cisco C220 M3, How to install Ubuntu 16.04

I have to install Ubuntu 16.04 to Cisco C220 M3s server. Install without RAID is okay. But use RAID1, Cannot install ubuntu 16.04. Most time error is from Grub or make Partion. (RAID1 is must need) ...
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19 views

How to install Ubuntu on computer with 2 SATA SSD's Raid0

I'm trying to install Ubuntu on my computer that has 2 SATA SSDs linked by Raid0. I can't install it regularly (i.e. 'Install Ubuntu' while booting from the ISO) becuase the installer freezes or ...
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Ubuntu 16.04 + LVM won't install to HW RAID; “Error! Partition(s) … written but … unable to inform the kernel”

I've had consistent problems installing Ubuntu 16.04 with LVM, with the live CD, to a hardware RAID-1, in a former Windows XP sever. Multiple attempts fail immediately after repartitioning (as a new ...
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8 views

Ubuntu server 14.04 cannot boot up due to /dev/disk/by-uuid/xxxx does not exist

I have the Ubuntu server running on Raid 10 with array of four disks. I issue a sudo reboot then the server got stuck at this line. Tried the boot repair disk but to no success. Here is the ...
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11 views

Raid (usb) enclosure vanishes

I have a SOHO 2 disk raid enclosure which vanishes. On start-up the disk activity lights come on & lsusb gives: Bus 001 Device 006: ID 0781:5583 SanDisk Corp. Bus 001 Device 000: ID 0928:0002 PLX ...
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30 views

boot hangs and needs manual 'lvm vgchange -ay'

My machine has two identical disks in mirror mode using (software) raid and then lvm. When rebooting, eg after a power loss, the machine fails to recognise the lvm partition and drops into an ...
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10 views

MDADM issue with 14.04LTS after deleting RAID10

I am currently running 14.04 LTS on 1 HDD with a RAID 10 array used for storage. After a drive scare I decided to back up my array to an external HDD (done) create a new RAID1 array for the OS that I ...
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21 views

Ubuntu Raid 1 boot

I installed ubuntu with raid1 using two SSD:s, using this tutorial. The ubuntu start fine when both SSD:s are connected, but if I remove either one of them I get to boot to busybox. boot fail pic ...
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111 views

Raid 1 and Ubuntu Desktop 16.04

I installed Ubuntu Desktop 16.04. I have two SSDs to enable RAID1 on. I used this procedure: How to install Ubuntu 14.04 64-bit with a dual-boot RAID 1 partition on an UEFI/GPT system? The ...
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Problem installing Ubuntu Studio from thumb drive to a GT80S Titan with 950 Pros in RAID 0

I used Rufus to write a bootable USB Drive. Rufus configuration: As for "Partition scheme and target system types": I both tried "I tried both the MBR partition scheme for BIOS or UEFI" and "GPT ...
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21 views

which one to use configure RAID0,RAID1,RAID5 OR RAID10

I am new to set up RAID and I need some guidance,my server is HPDL360 GEN8 and It has 4 500gb,now what RAID should I use or to configure ? Thank you in advance.
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37 views

grub-probe error unknown filesystem after failed release upgrade, LVM RAID5 resize

I've got a software LVM RAID5 setup, across 4 physical hard drives: /dev/vg1/lv0 contains /boot /dev/vg1/lv1 contains / A do-release-upgrade from 14.04 to 16.04 failed due to /boot partition being ...
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Yellow Machine Network RAID Ubuntu Installation

I need help with installing Ubuntu 16.04 onto my Yellow Machine Network RAID. The RAID comes with 4 hard drives and I want to put Ubuntu onto one of the drives. Whenever I run the installer disk, it ...
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23 views

how to clone Ubuntu with multiple disk with RAID 1 configuration to a new system with almost same hardware

I'm wondering if it's possible to clone a pre-configured Ubuntu 14.04 LTS system to a new system with almost the same hardware. I had some experience cloning a single drive setup but not multiple ...
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47 views

How does 16.04 mount my newly-mdadm-created RAID? (It's not in /etc/fstab)

I've created a RAID device using mdadm. It's /dev/md0 and I've successfully formatted and mounted it at /media/raid. I created an /etc/fstab entry for /dev/md0, but md0 is gone when I reboot. Upon ...
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Remove cable one disk (test one disk error) on Ubuntu Server RAID1

I setup Ubuntu Server follow https://help.ubuntu.com/community/Installation/SoftwareRAID Everything good work, but I want to check remove one disk (test one disk error). After I remove cable disk 1 or ...
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12 views

How to migrate to ssd in RAID 1 system

What are the steps to migrate a Ubuntu 12.04 system from HDD to SSD. the system has two HDD's running in sofware-based RAID 1 mode.
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359 views

Can't Install Ubuntu 16.04 NVME Driver

I can't seem to install Ubuntu on my yoga 900. The device has a 512 gb NVME Samsung hard drive in it. This drive is seen by the BIOS but not by the Ubuntu installer. There is no option to change the ...
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29 views

Install Linux on SSD and have HDD RAID5

I'm trying to find a solution, but it seems that no one has specifically had my problem. I'm trying to install Linux on an SSD and attach a RAID5 setup so that I have a secure home networked server. ...
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32 views

Installing Ubuntu Server on Raid 1: FakeRAID

I am installing Ubuntu Server 14.04.2 - amd64 in RAID 1 on my system with the following specs. SPECIFICATIONS: ASUS H97M-E 4GB 1600MHz RAM i3-4160 2 x 3TB Toshiba However, I failed ...
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30 views

How to backup the full system at runtime once a day

I would like to backup my 'server' running Ubuntu 14.04 every day at around 04:00. It needs to suspend after the backup has completed (I've got my script for this, but the software needs to have a '...
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23 views

Power Failure on Software RAID 10: is automatic resync enough?

I had a power failure on a server (Ubuntu 12.04.3 LTS ) with a raid 10 array. When I restored the power, in dmesg there was the message: md/raid1:md1: not clean -- starting background reconstruction ...
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31 views

Failed to load COM32 file menu.c32 - existing install

I've been trying to get one of our servers online since Friday. This server became unresponsive Friday and after running diagnostics on it (DL380 G9), I found nothing wrong with it. This server was ...
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109 views

unable to mkfs.btrfs ERROR: unable to open /dev/sdc: Device or resource busy

I have an old Dell PowerEdge 1950 with a LSA SAS card connecting three hard drives. I am running Ubuntu 16.04 server. When I run the following command: sudo mkfs.btrfs -d raid6 -f /dev/sdc /dev/sdd ...
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Migrating W7 file server to ubuntu server 14.04

About 3 years ago a built a file server with a LSI MegaRAID 9280-24i4e hardware raid controller along with AMD Phenom II x4 cpu, 8GB of RAM and the OS that I chose was W7 and is installed on separate ...
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83 views

mdadm monitoring script after boot

the mdadm monitoring program is not working after boot. When i kill the process afterwards and run mdadm --monitor --scan again, everything is ok and the script runs on failures. Here ist my mdadm....
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226 views

Unable to Partition Software RAID 0 array with 16.04 Server + Z170 Skylake, ACPI Exception in log

I'm trying to do a clean install of 16.04 on some new hardware, and I'm unable to partition/install onto a RAID 0 array. Motherboard: AsRock Z170 Fatal1ty ITX/ac (SATA devices set to AHCI, also tried ...
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500 views

RAID 0 installation instructions

I am looking for specific instructions for installing Ubuntu (clean install) on 2 identical hard drives in a RAID 0 configuration (striped). Have never found anything that describes how to do it......
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Server 14.04 Install Onto Software RAID1 Fails to Boot

New 14.04 server install onto host with 2 x 1 Tb drives, followed https://help.ubuntu.com/lts/serverguide/advanced-installation.html to setup a software RAID 1, end of install reboot and I get no ...
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32 views

ZFS zpool import in ubuntu taking very long after system crash and reinstall OS

Don't know if the events were related in any way: zpool set to automatically run scrub on crontab, most recent scrub completed a few days ago, 3 unrepairable errors on 3 files. I did not require ...
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41 views

Raid 0 drives are not detected during Ubuntu 15.10 installation on GT72S 6QE dominator pro G

I have GT72S dominator pro G, with 128+128 Gb RAID 0 configured SSDs. I have 1TB mechanical disc as well. Windows 10 on UEFI mode is already installed. Trying to dual boot ubuntu and w10. The problem ...
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101 views

Help, cannot install Grub

I have a recent motherboard (GA-X79-UP4), and a couple of 3TB Seagate drives. Trying to install Ubuntu 15.10, in a RAID5 configuration. Using the server image, since the desktop one does not seem to ...
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26 views

Creating boot partitions on multiple disks

I'm trying to get some redundancy with RAID1 on my Ubuntu Server box. I've made some good progress using the install wizard but I'm stuck on the following: >> lsblk NAME MAJ:...
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37 views

Ubuntu won't boot after install on software raid r

I have installed server v15.10 and created a software raid 5 array. After partitioning and setting the EFI system partition as bootable it does the install with no problems. When done it reboots and ...
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103 views

Trying to mount old NAS hard drive - mount: Structure needs cleaning

I had a Western digital. The software was not working anymore, so I remove the hard drive. The HD is a Western Digital Caviar Green of 1 To I connect through a USB hard drive converter and..... root@...
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34 views

MDADM Existing RAID

I just swapped from Fedora 20 over to Ubuntu 14.04 LTS. I have a pair of drives that were setup using RAID 1 (mdadm) and working beautifully. The OS is on a third drive (SSD). The web is awash in ...
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Moving from two hard drives to one, plus a RAID array. Will I have problems?

I currently have a setup with two filesystems, /dev/sda and /dev/sdb, each with one partition. I boot from /dev/sda1 and have my /home on /dev/sdb1. /dev/sda is a solid state drive and /dev/sdb is a ...
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42 views

Ubuntu MaaS 1.9 RAID1 boot from degraded

MaaS 1.9 came out with a new feature of creating raid arrays with mdadm. I would like to use this to create redundant boot disks of a server which has no hardware raid. MaaS only allows one boot ...
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27 views

Copying a Ubuntu installation from a single hard drive to BIOS RAID 0

I am trying to copy an existing Ubuntu installation on a 250GB drive to a BIOS created RAID 0 array with two 160GB drives. I've tried Clonezilla, but it doesn't seem to support BIOS RAID, as the two ...
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24 views

SSD Not part of Raid?

I was playing around with BTRFS calculator (link below). I have 2 2TB Drives and 1 3TB drive. I also have a 120GB SSD. I was thinking Raid 5 with the operating system loaded on the SSD. It said I ...
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60 views

Auto-mount flashcache'd drive (RAID array) on startup

I have recently created a RAID5 array with mdadm and cached it through SSD using flashcache. Everything works great, however I cannot make the drive to be mounted on system's startup: Every time a get ...
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86 views

SATA configuration mode RAID doesn't pick up SSD

I just got a laptop with Windows 10 on a 500gb SSD. I partitioned it in order to install Ubuntu. When I got to the Ubuntu installation screen, I couldn't pick up my SSD (it only picked up the HDD). In ...