LVM is a logical volume manager for the Linux kernel

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Reinstall ubuntu 13.10 encrypted LVM

I installed ubuntu Completely over my Laptop. With an encrypted LVM Volume,so for every reboot I type in my passphrase. Now is my question: How can I reinstall Ubuntu without deleting my Home ...
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How to setup a system for easy reinstall, savety, easy handling with full disk enryption?

4TB Drive, lots of data, not all of it will be backuped later but is still important. I like to be able to reinstall ubuntu over it without losing the data. Should I have 2 Partitions inside one ...
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2answers
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XFS File System Fails - Can't read Superblock

After this (Iomega Home Media disk corruption - data recovery help asked) problem solved... i have a new one.. I'm trying to understand why my Iomega Home Media Stopped working, and need for that to ...
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293 views

Ubuntu Lucid/12.04 manual installation with RAID/LVM

My goal is to install Ubuntu 12.04 LTS using two 1T disks with mixed LVM over RAID. I am running the installation using the mini ISO (bad quality CDs had read error when I tried to use server ISO, so ...
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1answer
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How can i know whether the LUKS is using passphrase or key file for authentication purpose?

Lets an example, i have a Linux partition /dev/sda6 and already encryption been enabled with DM-crypt (cryptsetup) tool. As i know dm-crypt can have two way of authentication like with key file or ...
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LVM on encrypted partition drops me to initramfs root missing

I installed Ubuntu 13.10 64bit on my PC. I have single hard disk (/dev/sda) with LVM encrypted partition. So the problem is that after reboot I cannot start Ubuntu (it dropped me to initramfs prompt ...
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1k views

Understanding output of lvdisplay in LVM/Linux

I am new to Linux admin field I just want to know the meaning of following fields in lvdisplay output root@sandbox: lvdisplay rootvg/swaplv | grep -i '# open' # open 2 root@sandbox: ...
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1answer
2k views

How to create LV(Logical Volume) after ubuntu is installed?

everyone. I need to create LV for xen guest. There is only one disk of 70G. While installing, I use the default process and not the LVM. Do I need to reinstall Ubuntu to create the LV? Is there some ...
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1answer
969 views

ELF Header Smaller Than Expected

I am running Ubuntu 12.04 LTS LAMP server, and it won't boot. This problem started when I was trying to clean up /root and accidentally deleted all of the kernels using apt-get remove. I was able to ...
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1k views

Attempting to read LVM disk in ubuntu

I pulled a disk formatted in LVM from a NAS after the device failed, and need to recover the data, but I can't seem to get it to mount. This is the closest I got: root@peter-desktop:/home/peter# ...
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1answer
128 views

LVM - how is data allocated between disk

its quite possible I didn't understand what I was doing when I set it up, but... OK, I bought three 2TB drives that I wanted to use for media storage. I didn't want to deal with figuring out which ...
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71 views

Is it possible to install Ubuntu (or other distros) to existing encrypted lvm by gui?

I have a dual boot system with Ubuntu on an encrypted lvm and an unencrypted(obviously) boot partition. I messed up the system bad and have the idea of replacing it with a another close distro, but ...
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1answer
1k views

Unattended Ubuntu installation LVM confirmation

I am working on getting an unattended install iso setup for deploying the current LTS of Ubuntu (12.04.3) and have everything just the way I want it, except it is still asking for me to confirm the ...
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1answer
187 views

I done a stupid mistake dual-booting windows with ubuntu 13.10

when I installed Ubuntu (successfully) with Windows 8.1, I had to re-install, because Ubuntu wouldn't load, so I re installed (on the installation page it said delete Ubuntu and reinstall) so I ...
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1answer
40 views

Recover LVM without boot HDD

I have scoured the 'net for an answer and am here as a last resort; I have a "NAS" running Ubuntu Server. It boots from a 250G HDD and there are 4 X 1T HDDs formatted as LVM. The boot HDD crashed and ...
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209 views

How can I make my system bootable again after transfering it from an smal HDD to a RAID 1 Volume

I'm trying to move my Ubuntu system from a 320GB Disk to a Raid1 Volume. Based on the artikel: How do I move my LVM 250 GB root partition to a new 120GB hard disk? What I have done so far: ...
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is it necessary to enable discard on logical volumes if lvm is configured with “issue_discards”?

LVM has a option issue_discards. If this option is set, does it make sense using discard on filesystem level (ext4 here) for filesystems being created in a LVM logical volume?
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198 views

How to partition an encrypted disk

I've installed Ubuntu 13.10 and formatted my whole HDD ,and i chose to encrypt the disk and it automatically chose the LVM option (and put it as a logical partition) now after Ubuntu installed i tried ...
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1answer
464 views

accidentally use lvm during installation of 13.10

I have 2 partitions, one is for window and the other one is for Ubuntu. However I had a 12.04 version of Ubuntu , and I want to upgrade to 13.10. During installation process I choose replace 12.04 ...
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2answers
594 views

mdadm automount

I have a system running ubuntu 13.10, booting from a 50GB SSD. Attached to the motherboard are also three 2TB disks. configured into a 4TB RAID array. After ubuntu boots, I can mount the RAD volume ...
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1answer
1k views

RAID5 over LVM on Ubuntu Server 12.04.3

I'm trying to create a RAID5 software array using LVM. I use VirtualBox as I'm only learning how LVM works. So I've created 4 virtual SCSI drives and then did the following: pvcreate /dev/sd[b-e] ...
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1answer
341 views

EFI and working LVM partman-auto/expert_recipe?

I have an LVM based recipe that used to work on non-EFI based systems. How do I recreate the same recipe so that it works in EFI/UEFI mode? I have the following recipe right now (and I've tried ...
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1answer
1k views

Cannot access the filesystems using LiveCD (LVM2,EXT2)

I have to restore the /etc/passwd file I accidentally renamed in my Ubuntu Server, so I booted the machine using a LiveCD. Problem is, the system filesystem does not appear in Nautilus, under ...
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236 views

Ubuntu Server Raid Install

I am installing Ubuntu Server 13.04 on an ICH9R raid controller with 1tb of space (5 250gb Raid 5). Everything goes fine until the point of installing Grub. It will not install grub to anywhere but ...
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1k views

Fstab Mount new LVG

I am having difficulty auto-mounting my newly created LVG. I tried adding the following line to /etc/fstab: /dev/vgBackup/lvBackup /home/stuart/volume_backup ext3 defaults 0 1 I also tried swapping ...
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What should I do with this apparently redundant swap partition?

I have a machine running Ubuntu Server on an encrypted LVM, with an encrypted swap partition. After I unlock the LVM during boot, I get this message: The disk drive for ...
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1answer
256 views

How does selecting “Use LVM” in the Ubuntu installer work?

I'm installing (L)Ubuntu using Ubiquity from a LiveUSB, and I want to use LVM, since I've read that it can organize my three hard drives to work as a single unit. If I check the box "Use LVM with the ...
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3answers
8k views

How to install Ubuntu server with UEFI and RAID1 + LVM

I used to install my servers with LVM over software RAID1, and grub install on the MBR of both drives. Now I have an UEFI server, and the compatibility (BIOS) mode does not seem to work. So I went ...
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1answer
90 views

How do I re-Install Ubuntu Server on separate LVM partition than my data

I have three logical volumes in a single volume group spread across two physical volumes. V1:root V2:srv V3:swap_1 All of ubuntu is on root and all of the data I care about keeping is on srv For ...
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How do I enable Ubuntu (using full disk encryption) to call LUKSsupend before sleeping/suspending to RAM?

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
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189 views

Migrating LVM installation to new drive - how to create boot partition?

I have Ubuntu 12.04 installed on a single 1TB HDD under LVM2. The disk contains a separate boot partition with everything else under the LVM. I'd like to move everything to a larger drive and remove ...
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2k views

mounting logical volume from .img containing a luks encrypted volume group

I'm having some trouble restoring a back-up I made of a encrypted filesystem. The back-up is a .img file containing a single disc partition. This partition is a luks container in which a logical ...
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1answer
482 views

lvreduce too much. Can I recover this?

I was trying to take a hard drive out of a large LVM group consisting of 5 drives. It had a 5.5TB filesystem (ext4). The LV was 7.5TB. I wanted to reduce the LV by 1.82TiB so that I then could shrink ...
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1answer
474 views

Change root file-system type (LVM)

I have an Ubuntu 13.04 server configured in this way: % df -TPh ...
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1answer
328 views

LVM Recovery after DD mistake

I have two disk in a volume set using LVM, the filesystem on these stopped working. My plan was to duplicate the disks onto two need disks before I attempt to recover data as I suspect that one of the ...
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1answer
349 views

Boot up problem: P FIFO DMA_PUSHER MEM_FAULT

I have been trying to solve this issue on my own, but no luck so far. What I have tried in order to clear the fault is: blank all HDDs back to factory state did a full RAM error check (passed ...
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0answers
289 views

Why won't the Ubuntu 12.04 installer use my preseed file?

Here is my preseed file: d-i partman-auto/disk string /dev/sda d-i partman-auto/method string lvm d-i partman-lvm/device_remove_lvm boolean true d-i partman-lvm/device_remove_lvm_span boolean true ...
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1answer
369 views

How to mount EXT4 drives from another system

I had a testbed 13.04 server which had a boot volume partitioned into three, root, swap and Workspace as well as two other drives running in raid 1. The Workspace and raid volumes were setup using LVM ...
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1answer
104 views

Using LVM2 RAID on Ubuntu 12.04 LTS

I would like to use LVM2's built-in RAID support (lvconvert -m1 --type raid1 vgname/lvname) on my Ubuntu 12.04 LTS server. Unfortunately this feature appeared in LVM2 2.02.89 (assuming I've read the ...
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1answer
100 views

Extend encrypted LVM

I want to add 400GB to my encrypted LVM added as home directory. This is the way it looks now: sda 8:0 0 465,8G 0 disk ├─sda1 8:1 0 94,1M 0 part /boot └─sda2 ...
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1answer
182 views

Need some urgent suggestion - Windows disks inaccessible after Ubuntu installation

This is my first time using Ubuntu. I wanted to dual boot Windows 8 and Ubuntu 13.04 on my Dell Inspiron 5521 laptop. I was doing everything according to a tutorial I've seen. At one point it asked ...
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Mac OS X dual boot with encrypted Ubuntu LVM

I'd like to Setup my Mac Book Pro with dual Boot Ubuntu 13.04 & OS X Mountain Lion. Because the machine contains Corporate Date, i need to encrypt both Operating Systems. With Mac I can use ...
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1answer
1k views

Ubuntu 13.0.4 Install/Partition problem [duplicate]

I am not completely proficient when it comes to Ubuntu...yet. When installing Ubuntu 12, when it comes to drive partition it offers to run it alongside Windows, in 13.0.4, it offers to delete all ...
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1answer
413 views

LVM is not supported yet

I have been forced to re-installed 12.04 due to virtualbox/grub problems. And I selected the LVM option as I have read its better for Virtual Machines. Ubuntu is installed and running fine but in ...
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1answer
569 views

Issues with LVM partition size in Server 13.04

I am new to ubuntu and a little confused about how hard drive partitions and LVM works. I remember setting up Ubuntu server 13.04 and telling to to use 1TB of a 3TB server. Well I have maxed that ...
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1answer
3k views

Mount LVM encrypted partition on external HDD - Device /dev/sdc5 is not a valid LUKS device

Recently, my Ubuntu server was unable to boot on my 500Go HDD I removed the HDD from my server case, put it in an external case, and connected it via USB to an Ubuntu laptop. I have SSH access on ...
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453 views

Issue with LVM not able to add new drives

Fdisk, lv/pv/vgdisplay: anubis@Anubis:~$ sudo fdisk -l [sudo] password for anubis: Disk /dev/sda: 500.1 GB, 500107862016 bytes 45 heads, 63 sectors/track, 344540 cylinders, total 976773168 sectors ...
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2answers
486 views

preseed with LVM and crypto fails with “An error occured while creating the keyfile.”

I am trying to set up a preseed installation that will automate most of the installation of a desktop computer with Ubuntu 13.04. Disk partitioning with LVM works fine, but I need to encrypt the ...
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1answer
189 views

Permission problems with LVM

When fiddling with Ubuntu 12.04 LTS (Precise Pangolin) server installed with LVM enabled, I accidentally tried to copy a 100 GB LVM file to an .iso file using the dd command into a 20 GB ...
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1answer
1k views

unable to mount lvm partition

Hi I am trying to mount a new Logical volume. I am on ubuntu server 13.04. I have created the lv using the rest of the disk space. I am receiving this error : NTFS signature is missing. Failed to ...