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 to install Precise Pangolin as a second OS on a PC with a RAID?
I want to install Ubuntu as a second operating system beside Windows XP SP3.
My main PC has a mainboard based on the nVidia nForce4 architecture with an onboard (mainboard) nVidia RAID controller, 4 ...
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13 views
UEFI and RAID1 nightmare
1 CPU: AMD FX-8150 Zambezi 3.6Ghz Socket AM3+ 125W 8-core
RAM: CORSAIR Vengeance LP 16Gb (4x4Gb) 240-Pin DDR3 SDRAM 1866 CML16GX3M4A1866C9B
Mobo: ASUS M5A97 LE R2.0 AMD 970
PSU: Thermaltake TR2 ...
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2answers
62 views
Thinking of switching to Linux, a few questions.. [closed]
Im wanting to switch from windows for a while without having to upgrade to windows 7/8
but i wanted to know if what I want to do is supported..
Im currently using a Gigabyte g41m-es2l and intel ...
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22 views
Ubuntu Server 12.04 NAS setup, which file format to choose/partition scheme?
I just built my NAS hardware, these are the specs
CPU: Intel Core i5-3570 3.4GHz Quad-Core Processor
Motherboard: Asus P8H77-M PRO Micro ATX LGA1155 Motherboard
Memory: Kingston 16GB (2 x 8GB) ...
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1answer
29 views
Best configuration for 1 SSD and 2 HDD's?
I'm going to be buying a sata 3 motherboard (Gigabyte GA-970A-DS3) and a new SSD (SATA 3) as my boot/programs disk.
In addition, I will be using my 2 old maxtor diamondback 10's (7200 - 300gb each) ...
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3answers
140 views
Windows 7 is not shown in GRUB menu after 13.04 install
I installed Ubuntu 13.04 on a secondary hard drive, which has succeeded. But there is no GRUB entry for Windows 7 as an option. Boot-Repair and update-grub did not appear to help.
...
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3answers
162 views
Setting Up RAID During 13.04 Install
I am attempting to install Ubuntu 13.04 Desktop on a RAID, but I can't figure out how to do it. I have read that it can be done during the install, but no one cares to explain how it is done. I saw ...
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Alienware M18xR2 raid slow write ubuntu 12.04 32bit
12.04 32bit alternate installer worked fine for alienware M18xR2 with a
RAID0 configuration with 2 SSD drives, but writes are SLOW!
Best case is barely more than 1MB/sec, as timed by dd command:
...
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29 views
How can I make a RAID array in my Dell Optiplex 745 Mini Tower?
I am wanting to use 3 hdds in my mini tower as a RAID array, but am unsure as to how to do this? Is it as simple as it sounds:
1.Plug in all 3 drives with SATA cables.
2.Install Ubuntu 13.04 after ...
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0answers
189 views
How to install Ubuntu Desktop 13.04 with mirror RAID?
I've now spent hours trying and failing to figure out how to install Ubuntu Desktop 13.04 on my new desktop while setting up RAID as part of the installation.
I tried following the following two ...
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14 views
LVM2 builtin raid - how to check raid status
I just created LVM2 builtin RAID1 (something like lvm mirrir, but newer) with lvconvert --type raid1 -m1 /dev/ubuntu/root /dev/sdb5, Ubuntu 12.10.
How can I check mirror status/health both in ...
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0answers
25 views
How to move a nonraid ubuntu12.04 to raid0?
I am using a ubuntu12.04 amd64 in normal ext4 .
How to move a nonraid ubuntu12.04 to raid0 ?
How to choose --chunk= parameter ?
Thanks
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19 views
raid/lvm /sys/block/md1/queue/scheduler = none?
cat /sys/block/md1/queue/scheduler
none
I don’t know what that means as a scheduler.
pvscan
PV /dev/md1 VG vg00 lvm2 [1.63 TiB / 0 free]
Total: 1 [1.63 TiB] / in use: 1 [1.63 TiB] / ...
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36 views
Can't boot after converting lvm2 root to lvm2 raid1
I have Ubuntu 12.10 (no updates, kernel 3.5.0-17-generic) on first HDD (sda), which uses MBR and was partitioned as "Use whole disk for ubuntu" with LVM2 enabled. Root filesystem is on LVM2 ...
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60 views
I can't get 7.1 SoundRound or Fake Raid 0 Working no mather what
I have this very very annoying problems with ubuntu 13.04.
Me and 4 friends decided to use linux for 2 full weeks (excluding the configuration days), and for now, i got everything working Expect Raid ...
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1answer
204 views
Ubuntu 13.04 Server Installation With no RAID option?
I'm installing Ubuntu 13.04 Server. When I get to the partition manager, I select Manuel. When I click on one of my disks, I want to use as Raid partition, but that option doesn't exist.
Can you not ...
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0answers
152 views
Ubuntu Server 12.10 -> 13.04 Upgrade & MDADM Raid Arrary
Now that 13.04 is out - i am looking to upgrade my home server (test rig) to have a play. Just wondering what effect running
do-release-upgrade
Would have on my MDADM raid array? Would it survive ...
1
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1answer
27 views
How can we restore If all kernel has removed by mistaken it has RAID10
how we can restore the server if we removed the all kernels, and I have the RAID 10. in this case I try to recover with live-cd but I am not able to mounting partition because
I have RAID10 ...
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0answers
28 views
error on probing raid drive
After the new raring upgrade, I'm getting the following on every boot, update-grub, and even dmraid:
ERROR: <raidtype>: seeking device "/dev/dm-4" to <some big number>
where ...
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307 views
Install raring with software raid?
I'm trying to install Ubuntu 13.04 and I need to install it with software raid support.
In the installer, when I try to manually partition my disks, I can't find the possibility to partition them ...
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0answers
19 views
Install different RAID
Now I have running server (samba) Ubuntu 12 with raid 1 (2x250GB). It's running well, but I will add new hardisk 2x(1TB).
I would like to know this new hardisk will be running raid 1 too. Is it ...
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2answers
23 views
Ubuntu raid not showing on windows 7 [closed]
I have windows 7 recently installed on single disk and would like to install games on the slave drives to act faster its a small raid of 2 160gb disks, thing is i have also Ubuntu installed there with ...
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1answer
41 views
What happens if a HDD of my RAID1 setup fails?
I have the following setup:
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 37G 1.1G 34G 4% /
udev 1.6G 4.0K 1.6G 1% /dev
tmpfs 651M 348K 651M 1% ...
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0answers
18 views
Strange RAID disk volume usage
I have Ubuntu Server 12.04, and my disk is full. I don't know why; my files don't use more than 5GB.
Filesystem Size Used Avail Use% Mounted on
...
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0answers
36 views
ubuntu 12.04 not booting
I have installed ubuntu on 2 brand new 1TB hd's (raid1 config) using a boot cd. The install seems to have completed correctly but it wont boot. Using the boot cd and "try ubuntu" I can see all the ...
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0answers
487 views
Ubuntu 13.04 will not erase previous Ubuntu with RAID
When trying to do a clean installation of Ubuntu 13.04 on a system that has a RAID controller and RAID5 volume set and also had Ubuntu 11.04 installed will not allow me to delete the RAID or even ...
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1answer
42 views
Need to reboot twice when Ubuntu 12.04.1 mdadm RAID1 degraded
I'm testing mdadm RAID1.
I'm using two HDD.
Created / (/dev/md0 with /dev/sda1 and /dev/sdb1) and
swap (/dev/md1 with /dev/sda5 and /dev/sdb5)
After OS installed. I removed one HDD and reboot the ...
1
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3answers
35 views
Deleting contents of a disc
I need to completely delete the contents of the folder /data
Obviously I launched rm-rf * but it's been running from a long time (I have many large files for a total of nearly 1 TB).
Given that the ...
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1answer
69 views
Recovery Data from failed Raid Disk - NAS
My Western Digital My World Book White Light NAS Drive stopped working.
This has a single 1TB Disk.
At first I started getting the following error:
Volume Status - Volume 'DataVolume' doesn't exist
...
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0answers
52 views
Mount RAID 5 on Ubuntu 12
I'm working with a "DELL PowerEdge 2950" and Windows Server 2003, but the system is damaged and I need to modify some files on my RAID, and I want to know if is there a way to mount a RAID 5 on ...
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1answer
78 views
RAID array: cannot access files on one partition, getting Input/output error
I'm hitting an access error with part of a raid array and need help in troubleshooting this.
History: Several raid partitions live on 4 disks. Four days ago some ticking noises were heard from the ...
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38 views
How can I solve a RAID problem? (second hard drive failing, home not present) on Server
I'a a newby at Ubuntu.
In my office there is a Ubuntu 10.04 server with 2 x 1TB hard drives running on RAID .
Yesterday, the server could not be booted and it prints out that a drive could not be ...
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1answer
45 views
Hard Disk Formatting Error
so here is the situation..
I installed Ubuntu, pretty sweet.... all was going well till i tried to install an application " LPCXpresso IDE for ARM micro controllers" now the PC hung up as soon as the ...
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1answer
70 views
Copy a “bad” GPT partition table to another drive
I'm trying to copy a GPT partition table. To make a long story short, I had a RAID5 on 4 drives (Intel Matrix Storage Manager, not Linux software RAID). What I have now is:
1 empty drive
2 drives ...
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17 views
Ubuntu is asking for iSCSI location
I am trying to install Ubuntu server. I have tried both 12,04 and 12.10. I get to a point where it discovers an ATA raid 1 array. When I try to configure it it asks for an iSCSI port address. There ...
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0answers
87 views
Unable to install GRUB in /dev/sda Win 7 Dual Boot - RAID 5
I have a Dell workstation model T3400 with 4 identical 500 GB drives configured as 3 ea in a RAID 5 array and the fourth as a hot spare. Windows 7 Professional x64 is installed and working fine. I ...
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1answer
91 views
NAS / 3TB Disks / Boot from USB
I've got an old Intel D510MO Motherboard. I would like to use build myself a mini NAS (RAID level 1). The Problem is it only has 2 SATA Ports and I would like use, at least, 3 TB Disks. From my ...
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38 views
Problem while mounting NTFS drive
I am getting the following error while mounting my NTFS external Hard drive. Please any one can help me how to retrieve my old files?
Error mounting /dev/sdb5 at /media/hitasoft/Param: Command-line ...
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0answers
53 views
How to create partitions in preparation for software RAID?
I'm following the ubuntu docs on setting up software raid-0 across 2 disks.
Installation/Software RAID - Community Ubuntu Documentation
It suggests that I partition the disks ...
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1answer
127 views
Installation fails when trying to create an EFI partition on an ASUS ux32vd (double SSD model)
I've purchased an ASUS ux32vd Ultrabook that has 2 SSD in RAID 0 configuration. I've managed to remove Windows 8 but I can't boot in Ubuntu.
When it try to create an EFI partition the installation ...
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0answers
11 views
Drive Misaligned when creating RAID
I've created a RAID using 4 disks on GUID file partition and one of the drives says it is misaligned by 3072 bytes which may affect performance. The drives are all WD. If I dismount the raid, the ...
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28 views
Recover a software raid setup set up in 12.04 that's been removed since clean install
I installed 12.04 from the alternative install CD last year, I ungraded to 12.10 no problem and the system ran fine for 7 months. I originally setup two HDD's in a software raiding using the ...
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0answers
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I grew an array with mdadm but I can't see the progress?
Today I added a 5th drive in my array, I did the following:
mdadm --add /dev/md0 /dev/sdf1
My drive was added as a spare, I then did:
mdadm --grow /dev/md0 --raid-devices=5
But when I want to ...
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0answers
66 views
How to set up RAID1 on installed Ubuntu 12.04
I have two slightly different 1 TB hard drives and I want to create a RAID1.
I have spent last 5 hours trying to archive the same effect on virtual machine, because I want to test it out before ...
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0answers
143 views
How to add Windows 7 to GRUB2?
I am currently using Ubuntu 12.04 LTS and I want to dual boot it with Windows 7. Let me explain what did I do:
There was only Ubuntu 12.04 on and I get it's image with clonezilla. Ubuntu was ...
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1answer
153 views
How to install Ubuntu 12.04 server with RAID1?
I have spent the last 4 days or so trying to setup Ubuntu server 12.04.2 with RAID1. I have looked at several different links and tried different configurations and workarounds. So far, I have not ...
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0answers
29 views
MD arrays mounted incorrectly (no rwd)
I've got various RAID 1 & 0 (MDADM) arrays mounted in /media/ via fstab but I'm coming into trouble creating/deleting files from some of these volumes from the GUI and programs, it's as if they ...
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1answer
110 views
How do I create a RAID5 at installation of Ubuntu 12.10?
For the life of me I cannot find the way to create a RAID 5 set while doing a clean install of ubuntu 12.10. It appears the "Alternate" installation disk either doesn't exist or I am looking in the ...
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0answers
61 views
lvm disappeared after disc replacement on raid10
here my problem:
I am running ubuntu 12.04 on a raid10 (4 disks), on top of which I installed an lvm with two volume groups (one for /, one for /home).
The layout of the disks are as follows:
Disk ...
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75 views
Is there a fix for md raid failure on 12.04
I've got a system that ran cleanly on Ubuntu 10.04 LTS.
Upgrading to 12.04 LTS / 12.04.1 LTS / 12.04.2 LTS has been unpleasant and unsuccessful.
Install goes cleanly and I have installed as follows:
...
