All Questions
94
questions
0
votes
0
answers
17
views
Need to Reinstall GRUB | Repair Boot after MB failed. OS on Raid1 / LVM partitions
My UEFI motherboard failed. I am running 22.04LTS on a bootable Raid1 array on a LVM layer.
It is not a dual boot setup.
Of course UEFI requires a small partition in fat32 to act as the boot, efi ...
- 46
0
votes
0
answers
29
views
Impact of software raid on IOPs performance
Today my server is a ubuntu 22.04 setup where I am starting 2 VMs namely mgmt-vm and storage-vm using LXD. Both the VMs are using lvm based storage pool which is on top of logical software RAID5 drive ...
- 180
0
votes
0
answers
112
views
lvchange -ay can't activate an LV: device-mapper: reload ioctl on failed: Input/output error
Running on Ubuntu 22.04.4 with kernel 5.15.0-48-generic (yes, there are updates, that is a different issue.)
The only VG named datavg is active and online.
All of the PV are active and online.
All 11 ...
0
votes
0
answers
48
views
I can only use 100GB of 2x1TB disks with LVM and a RAID
I have the following disks
lsblk
lsblk
lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
loop0 7:0 0 63,9M 1 loop /snap/core20/2182
loop1 ...
1
vote
0
answers
66
views
missing storage raid / lvm after updating ubuntu server 22.04 5.15 to 6.2.0, where do I start
I'm missing a 4 drive raid, I wasn't super sure how it was set up really, I updated the kernel for specific nvidia drivers to 6.2.0. I can see the drives in lsblk, and it looks like they still have ...
- 11
0
votes
0
answers
84
views
Ubuntu/Xubuntu 22.04 installation issue with RAID and full disk encryption
I'm trying to install a ubuntu or xubuntu 22.04.4 with minimum install to a device that has RAID 1 configured in BIOS. During installation I selected to erase disk and use LVM with new Ubuntu ...
- 1
2
votes
0
answers
1k
views
Install Ubuntu 22.04 Server with RAID 1 and LVM on machine with UEFI BIOS?
I followed the instructions here - Install Ubuntu 20.04 desktop with RAID 1 and LVM on machine with UEFI BIOS but used the Ubuntu Server Installer to configure the partition layout and added an extra ...
- 203
0
votes
0
answers
889
views
Setting up RAID during 22.04 installation
I have an Old Intel based Mac Pro with 4*4 TB hard drives. I am repurposing this machine to become an internal home file server running Ubuntu 22.04 Server. I couldn't find an option to setup a RAID ...
0
votes
0
answers
377
views
Fresh install on Ubuntu 22.04 LTS on RAID 0 using LVM not booting
Just created 2 HDD drives 1TB RAID 0 array with bios after starting installation from USB stick everythings works just fine on partitioning page selected LVM with no encryption and LVM gives me report ...
0
votes
1
answer
634
views
initramfs shell after upgrade to Ubuntu 22.04 - raid
I upgraded from 20.04 to 22.04 and after reboot I get the following screen / errors (see screenshot) and it goes to the initramfs shell. It's a RAID system. It might be that boot partition was too ...
- 11
0
votes
0
answers
871
views
Could not open '/dev/pve/vm-130-disk-0': No such file or directory because of "Unable to resume pve-data-tpool"
We are facing an issue while starting the VM on the proxmox with the below error
kvm: -drive file=/dev/pve/vm-130-disk-0,if=none,id=drive-virtio0,format=raw,cache=none,aio=native,detect-zeroes=on: ...
- 101
1
vote
1
answer
72
views
Does LVM store information about the volume group configuration in the filesystem (for example /etc)?
I have an ubuntu 22.04 with software raid 5 and a LVM volume group with two logical volumes as "/home" and "/usr/local/src". I want to make a complete reinstall of the operating ...
- 61
0
votes
1
answer
61
views
Constant & rhythmic disk scratching
I'm building a ubuntu (20.04 LTS) server box. OS is installed on nvme disk, for storage I'm using LVM. I got 2 wd reds in mirror, and 2 ssds also in mirror, which are used as read cache (lvconvert --...
- 21
1
vote
0
answers
246
views
20.04 with mdadm and lvm hangs on shutdown
I have a server set up on 20.04 with two mdadm raids and lvm volumes put on top of those raid setups for /home on the first raid device and then /, /var and /tmp on the second raid device.
Any time I ...
2
votes
0
answers
4k
views
How to add a new drive to a RAID (mdadm), when that RAID is encrypted (LUKS), and makes up a physical volume in a volume group (LVM)?
I'm looking to add a new drive to an existing NAS server, and would appreciate a second look at my plan before I pull the trigger. Part of the challenge is the new disk will be added to an existing ...
- 121