LVM is a logical volume manager for the Linux kernel

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GRUB see LVM disk with Kubuntu only after enter to BIOS

I have a boot problem. I've installed Kubuntu 13.10 from a standard image file (using the standard installer) without manual partitioning. During the set-up process I chose the option "Setup on ...
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expanding filesystem

I`m totaly newb in Linux-like systems. Can u help me expand filesystem? Ubuntu server is hosted on Xen. I have some additional space in hypervisor but do not know how to do resize in the system. ...
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Is there a way to backup an individual partition that is part of a logical volume?

Is there a way to backup an individual partition that is part of a logical volume? I would like to do an automated regular snapshot that is compressed if possible.
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How to shrink LVM2-designated partition without recreating it?

I've installed Ubuntu with LVM2 and now I want to make a new partition on that disk. I've shrank the root virtual volume and now swap volume is located on last extents of the physical volume. AFAIU ...
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57 views

grub fails to install to MBR (RAID+LVM+LUKS)

Please note the edit at the end I'm building a home server (my first attempt at it) using Ubuntu Server 14.04.1 on an old machine (BIOS doesn't support UEFI), and I want to set up the whole system on ...
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28 views

Increasing the filesystem and partition size - vgdisplay “no volume groups found”

I want to increase the main partition size on Ubuntu 12.04.5 LTS server. I'm trying to follow this guy's tutorial. ...
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23 views

Adding and removing a disk from LVM without losing data

I have a logical volume with a 3TB drive and 500GB drive. And since I have only about 50GB space left in the volume, I would like to expand this logical volume by adding 1TB drive and removing the ...
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23 views

update-grub fails on lvm cryptoroot

Disclaimer: I'm running this server now but I did NOT install it. I have two disks connected to an Intel Hardware Raid Controller running in RAID1. On top of it there is a fully encrypted 12.04 ...
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How to properly modify the contents of an LVM Logical Vollume that is being use by a Virtual machine

Q1 - How to properly modify the contents of an LVM Logical Vollume that is being use by a Virtual machine?. Q2 - On Xen?. Q3 - On VirtualBox?. Q4 - On KVM?. Thanks for our time.
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Looking for Best Practices on LVM Vollumes Shared between Host and Guest

I want to create a VirtualBox machine inside my Kubuntu 14.04, it will run Windows 7 64Bits. The machine will have two drives, Boot (128MB) and C (48GB). I want the drives to be LVM (Linux Logical ...
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29 views

Mirror my LVM data disks - Ubuntu 14.04 Server

First of all, this is my first post, and I am very new to Ubuntu and everything Linux. My problem is this: I recently installed Ubuntu server 14.04 on my home server's 1TB drive. I also have 2x 2TB ...
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24 views

How to disable LVM for sda?

When I installed Ubuntu 14.04, I check use LVM option. I want to disable LVM for sda, but I don't want to wipe this disk. Is it possible?
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29 views

Restoring a VM to LV, GRUB disk not found

This is what my setup looks like: ubuntu 14.04 running KVM with libvirt has a HW-Raid it's running from (/dev/sda) and another HW-RAID (/dev/sdb) that is the PV to a LVM VG called "datavg" with ...
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20 views

Reformatting Drives with Data, Specifying What Goes Where

I have two hard drives, one is a solid state hard drive (250 GB), while the other is not (2TB). I would like to reformat the hard drives such that Linux treats the two hard drives as one (I believe ...
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1answer
17 views

Partition a LVM disk

I have Ubuntu 14.04 installed. I want to add partitions table to a LVM disk of 465 GB. I would like to make two partitions without loosing any data. Gparted is showing that the whole 465 GB of the ...
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1answer
34 views

Restoring clonezilla image to newly created LVM partition

I have read an article about LVM and I would like to install it. Is it possible to make first an image of my total installation, then delete everything, create new LVM partitions as explained in the ...
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32 views

LVM: unable to create snapshot due to failed merge of prior snapshot

I inadvertently created a situation where I deleted an LVM snapshot that was pending a merge (yes - bonehead move). Now I can neither finish the merge nor create a new snapshot on the original logical ...
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44 views

Can't find LVM root dropped back to initramfs

When I boot up I get a screen saying "Gave up waiting for root device" Then it lists common problems "ALERT! /dev/mapper/ubuntu--vg-root does npt exist. Dropping to a shell!" Then I get initramfs. ...
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38 views

Update GRUB with encrypted LVM on second volume/drive?

On one machine I have an encrypted LUKS container around an LVM on /dev/sda that I can boot into. On the same machine is a second drive with an encrypted LUKS container around an LVM on /dev/sdb (that ...
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24 views

Mount and access encrypted LVM on second drive

On one machine I have an encrypted LUKS container around an LVM on /dev/sda that I can boot into. On the same machine is a second drive with an encrypted LUKS container around an LVM on /dev/sdb (that ...
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3answers
91 views

How to read/mount full ubuntu volume from now external hard drive

Yesterday I decided to upgrade my laptop hard drive to an SSD. I was previously running Ubuntu 14.04 on the HDD that came with it. I have installed Ubuntu 14.10 on the SSD. I would like to mount up ...
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how to set up LVS on Ubuntu 14.04.1 LTS

please let me know how to set up and configure Linux Virtual Server on Ubuntu 14.04.1 LTS (Ubuntu 14.04.1 LTS) My Ubuntu is running on single hard drive on virtual box (ex.VMware) Thanks
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110 views

Setting up LVM and deleting partition volume

I am running Ubuntu 14.04 LTS in VMware. I recently ran out of space so I decided to add a 10GB volume. The problem is I didn't install ubuntu with lvm initially so now I am trying to do it ...
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1answer
84 views

Root Partition using too much space

I'm having problems with my disk usage. My system monitor says that I have 44,6gb used. But when I run disk usage analyzer, it shows that I have 5.4gb used. My partitions are in LVM. Here some images: ...
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29 views

Mounting a Drive on a Fresh Ubuntu 14.04 Installation (System Type: Linux LVM)

I have recently installed Ubuntu on my machine. I had been previously using Windows on the same and am switching to Ubuntu completely. On my hard drive, i have 2 partitions, one is around 50GB and the ...
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27 views

How to setup device mapper RAID on LVM on Ubuntu 12.04

I have read that LVM can be setup as raid without using mdadm. I have setup LVM with two physical HDD and would like to set up RAID1 but I can't find any guidance. Is there any documentation on how ...
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Backup LVM snapshots and Grub2 problem

Long story short, I'm using obnam to take backups of my system. This is what I do: take LVM snapshot of /, /usr, /boot, /var, /home mount the snapshots on /bck-snapshots, /bck-snapshots/usr, ...
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33 views

Mounting NAS200 Linksys LVM2 in UBUNTU 14.04

I'm new to Linux (I can get around in it) and would like some help if you don't mind. I have been working with Linux for several years to some extent so I can get around some with the GUI, DASH and ...
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84 views

LVM VG is not activated during system boot

Since upgrade from Ubuntu 14.04 to 14.10, one of my VGs doesn't come online when the system boots up, and unfortunately, this VG has my root FS, thus I'm dropped to the initrd BusyBox prompt. ...
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25 views

Split encrypted Ubuntu installation into multiple encrypted partitions

I run a standard Ubuntu installation with LVM-Luks-based encryption which was set up by the installer. Now I would like to split this installation up since I want to use my home with another Ubuntu ...
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63 views

Configuring a file server using Ubuntu Server 14.04.1 LTS

I just recently got a computer capable of running Ubuntu Server with two 3TB hard drives and a 16GB SSD. The SSD is where Ubuntu boots from, and the 3TB hard drives are empty space. The Ubuntu Server ...
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How do I use move space from /home lvm to root lvm

I have a root lvm with 10 GB, most of which is used, and a /home lvm with 877 GB. I want to resize the /home lvm to free up space, and then allocate that to root. I'm not clear on whether I can ...
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91 views

Can I resize a physical volume?

I've been trying to solve the following problem 5 good hours now. I've recently installed Linux Mint 17 with LVM, erasing my hard disk. For some reason I want to dual boot Ubuntu 12.04 alongside my ...
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ddrescure raw image? lvm encryption lubuntu hard drive to usb drive

I've read I should ddrescue my not-booting hard drive in raw to a larger USB drive. I read this GNU ddrescue Manual but I'm sure which command to use, and whether to chose direct disk access or raw? I ...
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204 views

How to recover encrypted LUKS lubuntu data?

I installed lubuntu 13.10 with encryption from the CD and then updated to 14.04 when it became available. Now booting up fails. My hard drive has at least two partitions, one boot and one LUKS ...
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20 views

Convert filesystem to LVM - blocks

I'm trying to convert and ext4 filesystem to LVM. I found a script called blocks that pretty much automates most of it but am having issues getting it working. https://github.com/g2p/blocks#readme ...
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68 views

Will “guided with encrypted LVM” enable TRIM on a SSD?

I currently have a little SSD (32 GB) for / and another HDD (250 GB) for /home where I use eCryptfs to encrypt my personal files. I consider buying a big SSD (500 GB) to have all the data on a SSD as ...
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428 views

Problem removing swap partition

I have a SanDisk SSD U100 124GB. When I installed Ubuntu 14.04 I partitioned as: - 250mb boot; - 4gb swap; - the rest ext4. Some times later, I removed the swap partition in order to merge it ...
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31 views

How do I add space to LVM's root partition without shutting down my VM?

I'm using vmware and want to add space to a VM without shutting down the system by simply adding space to the existing drive. How can I accomplish that?
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104 views

How to reinstall kernels after accidental deletion with a separate boot partition and an encrypted LVM volume?

My installation is a Ubuntu 12.04 64 bits (Classic "legacy" MBR - No EFI/UEFI here) with two partition : A separate boot partition An encrypted LUKS volume that contains the system Logical Volumes ...
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174 views

ubuntu doesn't boot with initrd.img-3.13.0-35-generic and initrd.img-3.13.0-36-generic

I'm not able to boot with initrd.img-3.13.0-35-generic and initrd.img-3.13.0-35-generic - just drops into a busybox shell with the regular generic message. I though that was something kernel related ...
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lcreate snapshot of vm

I have a vm running on a logical volume at /dev/vg0/vm1 I want to take a snapshot of it for backup. I tried lvcreate -L107G -s -n snapvm1 /dev/vg0/vm1 then mount /dev/mapper/vg0-snapvm1 ...
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232 views

How to install Ubuntu server 14.04 on LVM RAID?

I want to try install ubuntu on LVM RAID logical volume, but fail on step grub installation. There are my steps as below: 1. use three HDDs called sda, sdb, and sdc to create a volume group. 2. ...
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50 views

Please assist with partition management- cannot reformat drive to install Windows?

I installed Ubuntu 14.04 onto my drive, and am now trying to install Windows . Ideally, I would like to just completely wipe the drive and remove all partitions, so I am working with a blank slate, ...
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Will upgrade from 12.04 to 14.04 work with LVM encryption?

I have a laptop running 12.04 and the HD is encrypted with LVM. Will the system boot if I upgrade to 14.04?
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328 views

How to boot USB from GNU GRUB 2.02~beta2-9ubuntu1?

I am using HP 1000-notebook pc corei-3 series. I had installed Ubuntu 14.04.1-desktop-amd64, accidentally using the lvm option. After finding my 500 Gb hard drive stuck in lvm I started to find ...
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Logical Block number in the “Buffer I/O error”

I was trying to determine a bad PV which was causing the LV to report Buffer I/O error and found this interesting behaviour in the "Buffer I/O error" message. On a Large LV that is mapped to ...
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269 views

Is Ubuntu still toxic to Macs with Fusion Drive?

Installing Ubuntu BROKE my (since-repaired) Fusion Drive. I burned ubuntu-14.04-desktop-amd64+mac.iso to a DVD, and booted it and I asked it to install beside my OSX install on my homemade* Fusion ...
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31 views

Logical Volume resizing issues after migrating to SSD

I have recently been upgrading a machine that I built out of recycled/reclaimed/reused parts and have managed to lay my hands on an SSD. As it would provide a major speed boost over the ancient IDE ...
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133 views

Extend lvm with unallocated space of a ssd

I've cloned my ubuntu 14.04 install from a smaller ssd (256Gb) to a bigger one (512Gb). How can I extend my home with the unallocated space? I usually know how to extand a partition, but I don't how ...