The raid5 tag has no wiki summary.
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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
75 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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1answer
200 views
NAS Raid 5 Recovery using mdadm: volume and mount issues, please help
Hello this is my first foray into ubuntu, or any form of Linix for that matter, as well as my first attempt to ever recover a lost a raid, but I'm a fairly quick study. I have an 8TB WD Sharespace, ...
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1answer
350 views
grub error: out of disk when booting 12.04 server with hardware RAID5 and gpt
I'm trying to do a new install of 12.04 server on one node of a Dell PowerEdge C6145 with the following spec:
48 cores
512GB RAM
LSI MegaRAID 9265 controller
4x2TB disks, configured with RAID5 giving ...
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2answers
79 views
Activate spare for RAID-5 in Disk Utility
I have a RAID-5. I'm trying to replace a failing drive in Disk Utility GUI. I added a new drive as a spare, then did "Remove Component" for the failing drive. How do I tell it to actually use the ...
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0answers
128 views
How do I setup RAID5 on 12.10 server without including system boot disk (after install)?
I have installed Ubuntu 12.10 Server on my HP Microserver. I installed it onto an SSD and now have 4 1TB HDD which I want to configure as RAID5.
How do I go about doing this, can I do this from the ...
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4answers
140 views
Convert running system to RAID 5
I have a machine with 3 identical disks. I performed a clean installation of ubuntu 12.10 on one disk.
How can I convert the running system to boot off a (software) raid5 comprised of all three disks ...
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0answers
21 views
How can I convert a running system to boot from RAID 5
I have a machine with 3 identical disks. I performed a clean installation of 12.10 on one disk.
How can I convert the running system to boot off a raid5 comprised of all three disks (one of these is ...
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0answers
71 views
Is it possible to perform a clean install without losing software RAID 5 data?
I have a machine running 12.10 (after upgrade from 12.04 which was a clean install).
It has 3 1TB drives running software RAID 5 (each drive has a main,and swap partition. 3x main partitions are ...
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0answers
105 views
What about backup? RAID5 + LVM System
I'm currently managing a home server which has had a major problem: one of the disks in the LVM VG died. This disk was recently added and thus the recently saved data on the VG was unretrievable. I ...
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0answers
136 views
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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0answers
325 views
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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1answer
429 views
ubuntu 12.04 and/or 12.10 can boot from software raid5?
I read from a very nice post (http://forevergeeks.com/setup-ubuntu-server-with-raid-5/) that ubuntu cannot boot from a raid 5 partition.
Since the post is quite old I wonder if this is still true or ...
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1answer
242 views
How can I create a 4TB partition on my software RAID5 device?
I have set up a RAID5 device with three 2TB hard drives using mdadm. The device was successfully created, but I cannot seem to create a partition on the device.
When I try to make an ext3 or ext4 ...
