LVM is a logical volume manager for the Linux kernel

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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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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
270 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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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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92 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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203 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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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
566 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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560 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
355 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
401 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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313 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
383 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
109 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
109 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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186 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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454 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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587 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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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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576 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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567 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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202 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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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 ...
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Setting Up RAID During 13.04 Install

I am attempting to install Ubuntu 13.04 Desktop on RAID 5, but I can't figure out how to do it. I have read that it can be done during the install, though I haven't found a good explanation of how ...
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533 views

Questions about full disk encryption

Completely new user here, I've been reading for a couple of hours about ubuntu's full disk encryption but I just don't understand some basic points. When installing ubuntu's full disk encryption, ...
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3k views

How to fix Ubuntu server 13.04 slower boot when network cable is unplugged

I have noticed that when I unplug the network cable, system waits about 100 seconds to configure the network, So I edited /etc/init/failsafe.conf and comment two wait() lines (thanks to tutorial here) ...
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1answer
741 views

LVM2 builtin raid - how to check raid status

I just created LVM2 builtin RAID1 (something like lvm mirrir, but newer) with lvconvert --type raid1 -m1 /dev/ubuntu/root /dev/sdb5, Ubuntu 12.10. How can I check mirror status/health both in ...
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Bad HDD in LVM recovery time at boot

My server/desktop started reporting read errors on a HDD in my 16 drive lvm. The drive is a 2TB WD EARS model. While I have a backup from April, I'd rather not loose the last month of changes, or ...
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622 views

Can't boot after converting lvm2 root to lvm2 raid1

I have Ubuntu 12.10 (no updates, kernel 3.5.0-17-generic) on first HDD (sda), which uses MBR and was partitioned as "Use whole disk for ubuntu" with LVM2 enabled. Root filesystem is on LVM2 ...
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309 views

Can I add LUKS/LVM to an already installed Ubuntu system?

I know how to install a LUKS/LVM Ubuntu system using the alternative CD. Is it possible to do this with an already installed normal system? Meaning that I have an unecrypted system now and don't want ...
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Manual LVM encryption setup with Ubuntu 13.04

I am trying hard to get ubiquity works. The thing is that I want to setup Ubuntu 13.04 on a full encrypted LVM aside a Windows installation. So I can't use the default option of full disk encryption. ...
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1answer
778 views

Does LVM enable me to resize my /home partition?

With 13.04 here, I'm planning on wiping my computer and reinstalling. I have two hard drives, and I've heard that LVM allows the two drives to work together, as if they are a single drive. I've also ...
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Ubuntu 13.04 will not erase previous Ubuntu with RAID

When trying to do a clean installation of Ubuntu 13.04 on a system that has a RAID controller and RAID5 volume set and also had Ubuntu 11.04 installed will not allow me to delete the RAID or even ...
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How can I access my Ubuntu boot disk files as external USB disk on Centos 6.3?

Not sure whether this would be more appropriate in a Centos forum, but I'll post it here for starters as I am more comfortable and familiar with Ubuntu. I recently purchased a server with Centos 6.3 ...
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Where can I find what filesystem lvm2 uses/

After a default installation of Xubuntu (12.10) on a SSD card, I now have the following set up: A SATA disk: /dev/sda1 --> extended /dev/sda5 --> ext4 (mount point: /media/mark/ A SSD disk: ...
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How to migrate Ubuntu12.04 to LVM without any data loss

The current system is installed on the traditional disk, now I want to migrate it to LVM managed disk, how can I migrate it without any data loss? I'm working with vSphere, so I can add and remove ...
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707 views

Shrink extended partition containing lvm

I have been bashing my head against the wall, regretting ever having opted into using LVM. I need to shrink the 75GB /dev/sda2/ to make room for a new OS installation. To do this, I need to shrink ...
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How to get the grub boot menu in a encrypted single-boot ubuntu system?

Some time ago I installed Ubuntu 12.04.2 from the alternate CD, and choose the option of full-disk encryption. Now I tried to install the proprietary FGLRX driver, but the system lost power halfway in ...
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Rescue system with dmraid (12.04LTS)

I've installed ubuntu into a fakeraid (dmraid). I used fakeraid because I'll need to dual boot with my Windows 8, which isn't still installed. My array and its partitions looks like the following ...
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3answers
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How to unlock partition in Gparted? [duplicate]

Im new in using Ubuntu and I cant seem to make any partitions for a new dual boot OS and the swap file or for any other matter i would want to use the partition because the drive is locked. I have ...
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341 views

Buffer I/O error on device sdb after dmsetup

I reinstalled a server which was obsolete for its normal business. There is a RAID controller inside with 2 HDD's (80GB each, with Ubuntu 12.04.2 Server installed) and 4 SSD's (32GB each) with a ...
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help me understand lvm initial setup loop device

I have a (very) rough understanding of what lvm is, I'm finding it a little hard to grasp loop devices however. Anyway here's my issue: Someone ran an Ubuntu server install for me and probably went ...
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What happens when I expanding LVM+eCryptfs Volume (regarding encryption)

My system had a Windows partition using the beginning of a 500 GB disk, followed by a LVM setup with a Volume Group and several Logical Volumes (encrypted home, root, swap). I deleted the Windows ...
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How to create a LVM Partition/physical volume > 2TB

I was following this tutorial found here: How to set up multiple hard drives as one volume? Which was working out great however i have a 3TB drive and every time i create the partition (whether it be ...
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can I easily migrate a working root system from non-LVM partitions to LVM partitions?

I am running an ubuntu 12.04 system with a lot of modifications on a system with two (identical) harddisks. At the moment those are not running any LVM partitions. I would like to start using LVM, but ...
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lvm disappeared after disc replacement on raid10

here my problem: I am running ubuntu 12.04 on a raid10 (4 disks), on top of which I installed an lvm with two volume groups (one for /, one for /home). The layout of the disks are as follows: Disk ...