All Questions
21
questions
0
votes
0
answers
154
views
Ubuntu 18 partition error
I'm new on Linux, just created VROC NVMe RAID1 and installed Ubuntu 18.04.3 on it. Then noticed that lsblk gives an error: "GPT PMBR size mismatch (1781612543 != 1875385007) will be corrected by ...
1
vote
1
answer
2k
views
Cloning a RAID 1 to a non-RAID setup
I'm currently trying to clone my boot drive that is a part of a RAID 1 setup to a single SSD (sdc in the image) so that I can boot from the non-RAID SSD setup on another computer. Is this possible? I ...
- 11
2
votes
0
answers
659
views
Methods to make a backup of the sytem boot disk, UBUNTU 20.04
I have a system disk that is on my system on a 2TB drive that is a VD as part of a RAID. The other 5 drives are setup as a RAID5. See the screenshot below. The system is probably never going to get ...
- 121
0
votes
0
answers
48
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Adding a single HD to an existing RAID-1 configuration. How to proceed?
We currently have two HP server with 2 HD mounted as RAID-1, running with Ubuntu 16.04. As end of support approached for Ubuntu16, we decided to move to Ubuntu 20.04, but we want to run several tests ...
- 101
0
votes
0
answers
473
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Ubuntu server pre-installation can't see logical drive
I have a problem with my HP ProLiant DL380 G5. I need to install linux on the server but I can't seem to get past the installation disk page. I have 6 physical drives and have 5 of them in a logical ...
0
votes
1
answer
1k
views
installing debian 10 on an existing SSD software raid0
I'm trying to install the new Debian 10 (RC1) on my laptop using software raid0. The laptop is already running dualboot Win10 and Ubuntu. Now I want to install Debian 10 instead of Ubuntu, but for ...
2
votes
3
answers
8k
views
Unrecognized disk label using hard drive
I have a old hard drive that I am trying to use. I don't remember if it was used in a RAID with lvm or zfs or another format.
When I boot in Windows 10, I can see it under disks and it loads with no ...
- 29
1
vote
1
answer
300
views
FakeRAID in Ubuntu
I'm trying to help a friend pull data off a messed up Intel RAID through Ubuntu but not sure how to proceed. Here's the info:
(it's a 3 drive RAID5 that should use sda, sdb, sdc)
fdisk -l
Disk /dev/...
- 409
1
vote
1
answer
3k
views
mdadm, Device or resource busy when adding sda
Trying to create a raid1 on a live system following this article: http://guylabs.ch/2013/09/17/create-a-software-raid1-with-mdadm-on-an-active-ubuntu-13-04-hard-drive/comment-page-1/
uname =a
3.13.0-...
- 11
1
vote
1
answer
317
views
Resize/Move RAID 1 Partitions in Kubuntu
I have a client who didn't heed my warnings to compress/archive data, and now they've managed to fill a 4TB HD (ack) and now it won't boot due to no space left on /home for temp files.
The good news ...
- 11
0
votes
1
answer
966
views
Install grub raid1 & lvm
I have installed an Ubuntu Linux on a machine where there was a RHEL (from Dell)
At the end of the installation I got a message that GRUB2 could not be installed. So I booted into a Live Linux (from ...
- 103
4
votes
1
answer
703
views
Rebuilding FakeRAID RAID 5 with new disk, no partitions show up, invalid PMBR
I have a RAID 5 array with 4 2TB disks on a HP Z800. One disk failed and was swapped out for a new one.
I went into BIOS Intel Storage Matrix Utility and set the Array to rebuild with the new disk. ...
- 41
1
vote
0
answers
35
views
RAID configurations are resetted after reboot-Ubuntu Server
I have configured software RAID 1 in Ubuntu Server.
I have created RAID 1 and now one of the Disk fails so I removed it. I had attached a new disk.
Created partitions as same like /sda from fdisk.
...
- 915
1
vote
0
answers
649
views
Install Ubuntu on Hardware Raid 1 server , message partition disk
The installer has detected that the following disks have mounted partitions:
/dev/sda/
Do you want the installer to try and unmount the partitions on these disks
before continuing? If you leave ...
- 11
0
votes
3
answers
2k
views
Linux raid questions: How to boot if one drive fails?
I am setting up a linux server with two drives in an mdadm created raid 1. All the online help I fine says to create your partitions and then create an md0 raid volume using something like sda1 and ...
- 281