LVM is a logical volume manager for the Linux kernel

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Installer hangs when selecting full disk encryption

I'm doing a fresh install of Ubuntu 15.04. On the "Installation type" screen, I select "Erase disk and install Ubuntu" and then check "Encrypt the new Ubuntu installation for security", which causes "...
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2answers
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Which Ubuntu version [closed]

I wonder which Ubuntu release version I should use. My machine have to contain/run a hostapd wifi AP, an OpenVPN connexion, and LUKS encryption. That's all. I detail it if ever it can make sense in ...
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646 views

GRUB fails to install with LVM setup

I have 1x 160GB HDD and 2x 80GB. The way I want to partition all the disks is as follows, GPT partition tables with 10GB partitions which will be LVM physical volumes. The rest of the disk space will ...
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1answer
142 views

Go to LVM with an already non-LVM disk, how to?

I plan to use LVM. My Ubuntu is currently non-LVM based. I wonder if I can do that without resintalling or if I can: resize current partition (call it part Old) create new partition (call it part ...
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1answer
668 views

How to increase /boot partition size when installing Ubuntu 14.04 using the “use entire disk and set up encrypted LVM” option?

How to edit the size of the /boot partition when installing Ubuntu? Using the guided partitioning option "use the entire disk and set up encrypted LVM" results is a /boot partition which is only 236MB....
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1answer
36 views

Is Ubuntu LVM a RAID?

I had a 4 disk LAMP system running Ubuntu 10 then upgraded to 12. The drives are managed by LVM since initial setup. Recently, one of the drive failed (the newest and largest of course, 3TB). I sent ...
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43 views

Ubuntu Server 14.04 - Fstab file deleted entry

This morning when I arrived at work the samba server shares had appeared to have gone down, after a short investigation I discovered that the partition in the LVM had become unmounted, after to ...
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123 views

Full disk encryption without enabiling LVM

Currently I am building an image to deploy with a fog server (used to deploy images over a network). I am using Ubuntu trusty and am required to have full disk encryption on the machines. The issue ...
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2answers
2k views

Mounting encrypted LUKS partition from Live CD

Error to begin with, can't boot I had to do a hard reboot of my computer, and when booting up it (initramfs I think) gave an error: mount: mounting /dev/mapper/ubuntu--vg-root on /root failed: ...
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17 views

How to properly move /home from separate partition into / partition?

I have two logical volume which one is used for / and another one for /home. The thing is now I want to have /home to be not separated from the /. I want to use the logical volume which I use for / to ...
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32 views

Moving LVM from ubuntu 14.04 LTS desktop to ubuntu Server

I have Ubuntu 14.04 LTS desktop configured as below separate file systems / - root /boot - boot LVM - LVM Configured for (/home) Now, I am planning to install Ubuntu Server and then add this existing ...
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82 views

Encrypted LVM Disk Password not “in box”

After a recent installation of Kubuntu 15.04 using encrypted LVM, I have the following problem. When I boot the system, the pretty Kubuntu encrypted disk password screen appears, but when I type the ...
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1answer
627 views

Unable to free up space on vg-root

I have an Ubuntu Server installation 14.04 that I used the ubuntu default LVM partitioning by the installer (With the /home, /, /tmp... as separate partitions) and I never thought anything of it and ...
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1answer
93 views

NTFS partition corrupted for dual boot

I tried to dual-boot Ubuntu with Win8.1 but at installation by mistake selected LVM and then did reboot. All my partitions now in Ubuntu Live CD shows as single LVM. How can I recover the data of old ...
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1answer
435 views

Mount external hard drive with LUKS Encryption + LVM

I recently switched to a bigger Hard Drive by running dd if=/dev/old of=/dev/new However now I am trying to get some files that changed after copying, so I connected the old Hard Drive over USB. The ...
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1answer
2k views

Expanding disk inside Hyper-V using LVM

In my lab environment I have an Ubuntu server 12.04 which I am trying to add space to. LVM was set up at boot up and after adding 100GB through the edit disk wizard I am unable to add that space to ...
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33 views

Repartitioning live system. Anything i missed?

I tried to repartition the server about a month ago, and ended up being unable to connect after reboot (SSH denied after messing with fstab) . I tried to read up on the subject afterwards, and I might ...
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29 views

How do I encrypt my HDD and combine with my other encrpted HDD

I am trying to combine 2 HDD's. One of them is already encrypted and is my boot drive. The other one is not encrypted and Linux doesn't see it as more disk space. Could someone explain me how to do ...
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53 views

LUKS partition lost?

I'm starting to getting desperate about a partition encrypted with LUKS which is not recognized anymore. Here's what happend: Tried to resize partitions on sdb5 (lvm1 in crypt-container1). Made a ...
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82 views

How to hot add a new disk with virsh attach-disk?

I'm trying to add a new LVM disk to my guest machine (Ubuntu 14.04.1) by doing the following on the host: lvcreate -L 14G -n vm_vm005_data3 vg00 virsh attach-disk vm005 /dev/vg00/vm_vm005_data3 --...
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1answer
294 views

Unattended installation using kickstart and preseed gives blank screen

I have build my own custom image of ubuntu server 14.04.2 for an unattended installation using kickstart and preseeding, and it all looks good, but when the installation finishes it gives me nothing ...
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1answer
3k views

How do I rescan drives I've expanded?

I frequently expand drives on my VMs. How can I rescan the drives without rebooting the server?
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1answer
815 views

Initramfs + Luks - only one password prompt

What I want to achieve: Being asked for a password, only once during boot time; The other (non-root) partitions to use the keyfile inside the /root/ directory. What I have achieved so far: (A) ...
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1answer
248 views

In ubuntu 15.04, boot-repair running forever

To reproduce my problem [of accidentally deleting all the kernels] Delete all the kernels Try to fix the problem with boot-repair from live USB LVM enabled Pastepin link is here Please help me ...
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661 views

change host name initramfs ALERT! /dev/mapper/guacamole--vg-root does not exist

I have two servers - guacamole and chorizo to be set up with Openstack cloud. I installed ubuntu server on one, then used the linux "dd" to image the disk to build the other, and renamed the server ...
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1answer
822 views

BTRFS bad tree block start

First some background on my setup. I have 7 Hard Drives in a raid 5 (I know, move to raid 6, but not the issue here) array. On top of that, I run LVM, with a partition for btrfs. BTRFS is at version ...
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120 views

ALERT! /dev/disk/by-uuid/… does not exist (after lvextend and aptitude upgrade) [closed]

After resizing the lvm of my machine and - some time later, updating kernel of my machine, the machine does not start. Error: ALERT! /dev/disk/by-uuid/... does not exist What can I do here? Just ...
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1answer
133 views

How to prevent the catastrophic loss of ubuntu lvm drive encryption key?

In a previous install of ubuntu, my lvm encryption pw was no longer recognized and I lost it all! This occurred on a dual boot setup on a macbook pro 2010, from when I did a drive repair from within ...
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1answer
392 views

Landing in the GRUB command line at start up (bcs of XFS filesystem at /boot!)

Edit. The problem that I landed directly in the GRUB command line was another bug than originally asked for - see the answer. I changed the title accordingly. I think the title says it all. I'll ...
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1answer
80 views

Unable to resize lvm2 partition [duplicate]

I have been facing this issue even when I boot through Gparted LiveCD. My goal is to install Windows dual booting with Ubuntu (My wife is not comfortable with linux) Don't ask me about the ext2 and ...
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168 views

lvm reporting wrong size after gparted expansion - Ubuntu 14.01

After realizing I had under-allocated space on a hyper-v vm for this unbuntu install, I expanded the partition in hyper-v and then used gparted to expand the lmv and boot partitions. However, after ...
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102 views

reinstall ubuntu without rebooting on usb pen drive

I want to know if it is possible to reinstall ubuntu server edition without rebooting on an usb pen drive. I have LVM and I want to install the new version on a new LV, then change grub2, and then ...
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1answer
5k views

Install Ubuntu 15.04 with full disk encryption, but without swap partition

I have a laptop with 16GB of RAM, but SSD is only 64GB. I need to install Ubuntu 15.04 with both standard options - "Encrypt the new Ubuntu installation for security" and "Use LVM with the new Ubuntu ...
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0answers
204 views

After upgrade to 15.04 system does not boot from encrypted disk

The system was installed with LVM encryption, so it used to ask for a passphrase before booting. Now, the boot process fails with the following: Gave up waiting for root device. Common problems: - ...
2
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1answer
162 views

How to find the size of a filesystem?

How can I find out the size of a filesystem in Linux? By that I mean the exact number of bytes that are used from the partition, not just the output of df, as that can differ from the true size when ...
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1answer
107 views

Ubuntu 12.04.3 - Expanding/Resizing LVM partition upon additional Disk in a Hardware RAID 5

We have a database server configured as hardware RAID 5 with 3pcs 1TB Disk. Usable is 2TB and partition as follows: /data is LVM Filesystem Size Used Avail Use% Mounted on /dev/sda1 ...
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2answers
119 views

Mistakenly encrypted partition while installing Ubuntu

My friend has tried to install Ubuntu on her USB (with live-usb) and used LMV encryption for the USB. Right now, it is not possible to load Windows normally. It seems she mistakenly encrypt her laptop'...
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109 views

Performance driven, future proof desktop partitioning setup: SSD+HDD

I just got 2 new storage devices, a 128GB SSD and a 2TB HDD. Currently I have Ubuntu 15 (Desktop version) installed on a 2.5TB HDD (16GB RAM). And I would like to move Ubuntu to the SSD and my data to ...
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1answer
413 views

Can I disable LVM on my ubuntu installation

I have workin Ubuntu instance. Now I decided to refuse of LVM usage. Can I disable LVM and reformat filesystem so that regular file system will be used?
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1answer
227 views

How to grow LVM partition to include newly released partition (now unallocated space)

I had a Windows partition and I nuked it in favor of a VirtualBox VM. Now I could use the extra space it was occupying. LVM2 is in use on the Linux side but the Windows partition which has since been ...
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1answer
325 views

Partitioning Unallocated LVM Space as New Physical Partition with Hardware RAID

I'm a newbie to linux and partitioning and apologies in advance if this has been answered before; I've searched extensively on the web for answer, and after being unsuccessful I decided to post a ...
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2answers
234 views

Execute binary inside symbolic link

I'm trying to execute a binary installer inside a folder, that is a Symbolic Link to another partition. The partition is a LVM logical volume, mapped through /etc/fstab like: /dev/mapper/slow--vg-...
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1answer
43 views

How to check if there is already a swap area?

I am using Ubuntu 14.04 on my laptop with 4 GB RAM. I had chosen option to "replace Windows 8 and install Ubuntu with LVM" when installing Ubuntu. Now I wanted to create a swap partition, I executed ...
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430 views

How to setup LVM cache on ubuntu 14.10 server

building a server machine for my personal server (media + application (docker)) I have two 2tb hdd(1 sata 2 old and 1 sata3) along with a samsung 120 gb ssd. I can format one of hdd but not both (...
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1answer
465 views

Dual Booting 2x Linux Distros - LVM Confusion

I currently have Lubuntu 14.04 (64-bit) installed w/LVM. I'm trying to install another Lubuntu 14.04 (32-bit). It's an HTPC and there are some retro gaming emulators that will only run on 32-bit. ...
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Getting “No key available with this passphrase.” when trying to add a new LVM encryption password

I am getting "No key available with this passphrase." when I try to reset the password for the LVM encryption on my Ubuntu box. I have tried the following commands: sudo cryptsetup luksAddKey /dev/...
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1answer
337 views

How to install Warty Warthog on VirtualBox? [closed]

I was following this tutorial on how to install Ubuntu 4.10 But in the step for partitioning disks, I only get the option: Manually edit partition table When I try to create a new logical volume ...
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2answers
65 views

12TB storage, can someone help me? :)

I have thought about making a RAID 5 with 4 hard drives, 4TB each. There are files with few KB and other files with some GB. I want it to be as stable as possible. This will not be mounted as / or /...
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139 views

Recover the directory structure of a lost LVM Logical volume?

I am aware of the huge amount of data recovery questions on this site, and reading all of them I think my case is unique enough to warrant a new question. how it came to be I set up a LVM with ...