0
votes
1answer
21 views

Best RAID Solution for dual boot?

I've seen this topic talked about before on this site but with other users using 2 drives for the active partition (booting from the same HDD thats got RAID) however my situation is a bit different. ...
2
votes
2answers
153 views

re-add to RAID1 is not possible

On Kubuntu 13.10 I have two hdd: sdb 1TB with two partitions - one in RAID1 and second is simple. Second hdd sda 500GB is whole in RAID1. Once I unpluged second hdd, put there some other hdd ...
0
votes
0answers
38 views

Ubuntu RAID hardware update

I have a RAID1 (Intel Raid controller), but I have more 2 slots in my server and I'll put there more 2 disks to create another RAID1. I never did it, the only thing I did is simply add standalone ...
0
votes
1answer
252 views

Adjusting mdadm priority on Ubuntu

I have Ubuntu 12.04 running on my new server, and it is setup to run off of one drive, then 2 drives that are mirrored using mdadm. When streaming files or media from it, it is extremely slow. I was ...
0
votes
1answer
539 views

Why is Ubuntu 12.10 listing three disks in my RAID 1?

For the same computer that I tried fixing Windows XP on, though the installation was successful, it kept blue screening so I've decided to switch to Ubuntu. The problem is that Ubuntu is also having ...
0
votes
3answers
156 views

Continious mirroring of the whole notebook hard drive into a file on the exernal usb hard drive in Ubuntu Linux

What I need to have continious mirroring of the whole notebook hard drive into a file on the exernal usb hard drive. Sometimes the external drive could be unplugged. I'm running Ubuntu Linux.
2
votes
0answers
384 views

Cloning Ubuntu mdadm RAID1

I would like to clone a pair of RAID1 drives created with mdadm. I've tried Clonezilla, but there's no native support for mdadm, so it resorts to using dd which is incredibly slow. I've looked for ...
2
votes
1answer
196 views

Booting Ubuntu with a RAID-1 Boot Failure

I'm planning on picking up 2 SSD cards for my file server and installing Ubuntu on them using softRAID-1. I will not be keeping a hot spare, so I want to make sure that, if one drive fails, I can ...
1
vote
2answers
1k views

Recovering data from RAID1 drive

I have recently received one of the two 1TB drives I had on a dedicated server. The drives were mirrored and the server was running CentOS 5.6. I've installed it in an USB enclosure and tried ...
2
votes
2answers
1k views

How to set up software RAID 1 on Ubuntu 12.04?

My primary partition is sdb. I add new disk (sda) and formatted it as shown below: fdisk -l Disk /dev/sdb: 250.1 GB, 250059350016 bytes 255 heads, 63 sectors/track, 30401 cylinders, total 488397168 ...
1
vote
2answers
8k views

Ubuntu 12.04 - Add RAID 1 Array on existing device?

I read How can I add a RAID 1 array in Ubuntu 10.04 and Installing Raid 1 on Existing Ubuntu Server. However, I only have the following 2 hard drives: dev/sdb1 where Ubuntu 12.04 is currently ...
0
votes
1answer
214 views

Ubuntu - inconsistent performance with software raid-1

I'm installing a new system using soft-raid 1 with two physical disks. While running a few tests (after waiting for the initial sync to complete) I found the harddrive speed was highly inconsistent. ...
0
votes
1answer
367 views

Raid 1 Disk Syncing

When attempting to test that my RAID-1 configuration was working, I am thinking that I may have made a mistake that could cause future corruption of data because I booted from a single HDD when the ...
2
votes
2answers
307 views

Dual-booting RAID 1

I have three drives: two 1TB hard disks, one 120GB SSD. I want to install Ubuntu (preferably, but justified alternatives are fine) and Windows 7 on the SSD, and have them both read from the other two ...
1
vote
2answers
187 views

How to have 3 operating systems on a mirror RAID 1

How do one proceed if I want to have 3 Operating Systems: Windows 7, Ubuntu, Debian plus a swap partion, all in all 4 partitions? Lets say I have 2 disks, each 640 GB and make room -> 300 GB for ...
6
votes
3answers
4k views

In Ubuntu, how to get email notifications about (software) RAID problems?

I know getting email notifications should be possible, and perhaps even enabled by default... But how to make sure alerts are properly configured, and if, for any reason, they arent't, how to set them ...