0
votes
0answers
5 views

Different behavior of 2 encrypted LVMs

recently i created ext4 on top of luks on top of lvm. about 20gb. i also have similar configuration (900gb) created long time ago - i don't remember how exactly i created it. both are not mounted on ...
0
votes
0answers
28 views

How to increase the size of LVM partition on headless system?

I have a 320GB HDD and becoming full, and got a new 1TB HDD and wished to migrate everything to it. I am using LVM. I cloned the hard disk using dd, and extended /dev/sda2 to maximum available ...
0
votes
1answer
41 views

LUKS and LVM install: no boot (gave up waiting for root device)

I just finished installing 12.04 on my system, configuring it with LUKS and LVM. I can open the encrypted position just fine in a recovery disk, but I just can't seem to get it to boot. It waits ...
1
vote
1answer
40 views

Format USB stick using LVM?

Is it possible to format a USB stick using LVM? I am interested in LVM because apparently it allows you to create instantaneous snapshots for backup purposes.
1
vote
0answers
17 views

Lv not showing correct in fdisk

I am working on a project with iscsi to create a iscsi-target and initiator. Right now i made a logical volume which looks like this: But when I do fdisk -l it shows: The problem is why does it ...
0
votes
0answers
100 views

Ubuntu 12.04 Unable to automatically remove LVM data

![Unable to automatically remove LVM data][1] I am trying to install ubuntu 12.04 via preceed config onto Dell PowerEdge R710. I had RedHat installed on the box then I tried installing ubuntu 12.04, ...
1
vote
0answers
154 views

Ubuntu Server 12.04: Boot hangs with error "udevd[538] inotify_add_watch(…) failed: invalid argument

I'm currently faced with the following situation: when rebooting a Ubuntu 12.04 LTS server after updating (it ran perfectly for a year or so, I updated it around two months ago and rebooted with no ...
2
votes
0answers
63 views

Combine two hard drives

I have a PC with 2 physical hard drives, each is 500 GB (sda and sdb) I'd like to combine them in one large hard drive (1T). I couldn't find a clear approach on how to do it. I tried LVM with no ...
0
votes
0answers
52 views

Ubuntu VPS repartition disk from command line

I know there are a lot of similar questions on askubuntu, but any of them did not solve my problem. I have virtual server with Ubuntu 12.04. I need more disk space for larg MySQL DB (~140GB). Admins ...
0
votes
0answers
237 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 ...
0
votes
0answers
53 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 ...
2
votes
1answer
437 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 ...
1
vote
1answer
804 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] ...
0
votes
0answers
142 views

Set up install of Ubuntu 12.04 with luks and aes-xt-plain not working

I'm trying to set up LVM over LUKS for all of my file system except /boot of course. This is on a fresh install of ubuntu 12.04.03 LTS. (I am choosing 12.04 since it's the latest Long Term Support ...
0
votes
1answer
91 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 ...
0
votes
0answers
192 views

Add additional drives to existing raid 1 mirror to expand storage space (Mirrored JBOD)

I hope you can help me out. First to qualify this, I am not the most linux savy, so please don't bash me if I say something stupid :) I have a media/file server built on 12.04 with two 3TB drives in ...
0
votes
1answer
319 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 ...
0
votes
0answers
2k views

LVM initramfs boot problem: “ALERT! /dev/mapper/vgcrypt-root does not exist. Dropping to a shell!”

I followed the guide linked below to create a clean install of Ubuntu on a LUKS-encrypted partition. The only differences are that I used Ubuntu 12.04 rather than 11.10 and I made less LVs than that ...
1
vote
2answers
2k 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) ...
1
vote
2answers
260 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 ...
0
votes
1answer
153 views

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 ...
1
vote
1answer
662 views

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 ...
1
vote
0answers
235 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 ...
2
votes
0answers
58 views

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 ...
3
votes
0answers
221 views

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 ...
0
votes
1answer
193 views

How to configure and run hadoop cluster on LVM(Logical Volume Manager)

Well i am new to the concepts of LVM(Local Volume Manager) and have create volumes in Ubuntu Actually I am using windows and putty.Now i have also created LVM in that putty. My question is whether ...
2
votes
0answers
121 views

Full disk encryption - adding disk

I've installed Ubuntu 12.04 Server using the encrypted volume with LVM option. I've now added another harddrive, that I wish to encrypt using the same key - and only supply key once during boot. How ...
2
votes
0answers
177 views

new 12.04 on existing lvm with encrypted /home - cannot login?

After a few unsuccessful installation attempts I finally found this guide that looked all set to solve all my problems. After following it however - reinstalling and doing the "Repair the boot image ...
0
votes
1answer
2k views

Performance tuning/diagnotics help needed… (12.04LTS 64bit, LVM, & LUKS)

I just performed a fresh install of 12.04LTS 64-bit, using the alternate CD, with LVM and LUKS. Install went fine but I've noticed a few quirks and was hoping for some pointers/suggestions from the ...
0
votes
1answer
179 views

Hardware RAID1 device is the wrong size/too small?

My motherboard has an Intel RAID controller. I set up 2x3TB HDD in RAID1 named "Home". This should make a single device that is about 3TB. This is what I end up with: # fdisk -l Disk /dev/sda: 240.1 ...
1
vote
0answers
447 views

LVM mounted ubuntu 12.04. No space left on device

I have a logical volume that is 2.44 TB in size which is mounted. I use it to store movies and TV shows for sharing on the home network. However, all of a sudden the system now gives the error: No ...
2
votes
0answers
184 views

How to choose LVM mapping mode when installing Ubuntu server 12.04?

I would like to create a volume group with striped mode on top of 2 RAID-1 devices. The issue here is I cannot choose striped when configuring LVM at installation stage. It's always be linear.
2
votes
0answers
254 views

when installing /boot inside a lvm group, where do I install the boot loader?

I am setting a personal file/cloud server based on ubuntu server 12.04 and owncloud but there are certain things about the partitioning that I can't get my head around... Let's say for example I want ...
1
vote
1answer
657 views

Doesn't boot after installation

Downloaded Ubuntu 12.04.1-alternate-amd64 Installed to USB stick Integrity check fails on ./install/netboot/ubuntu-installer/amd64/pxelinux.cfg/default but that seems to be a known bug where the ...
1
vote
2answers
2k views

/dev/mapper/vg00-root does not exist

Since I upgrade from 11.10 to 12.04 server. I obtain the following error at boot. /dev/mapper/vg00-root does not exist I must use the recovery mode to manually do "vgchange -ay" to active my VG00. ...
0
votes
0answers
163 views

Missing boot files 12.04

Due to a fatal mistake I made, I may lose all my data on HDD. I am hoping someone might be able to help me out of this tricky situation. I upgraded my 10.04 LTS server to 12.04 LTS, upgrade went fine ...
4
votes
1answer
2k views

Swap encryption and hibernating

I run Ubuntu 12.04 on my laptop, with an encrypted home folder + swap partition. Before I had this encrypted setup, I used to have my hibernation enabled. I found this documentation on how to enable ...
3
votes
3answers
3k views

How to install in EFI mode with Encrypted LVM?

I'm trying to properly install Ubuntu 12.04.1 LTS 64-bit PC (AMD64) with the alternate install CD ".iso" on a lenovo Thinkpad X220. Default Hard Disk (with a pre-installed version of Windows 7) has ...
1
vote
2answers
998 views

Failed GRUB after 10.04 to 12.04 upgrade in system with LVM

I am using Ubuntu Server as a SMB server at work and two days ago I have tried to upgrade it to 12.04. After reboot, I got this grub_xput missing grub rescue> and all attempts to start from ...
7
votes
3answers
4k views

How should I configure TRIM Support for LVM logical volumes?

I am setting up a notebook for software demo purpose. The machine has a Intel Core i7 CPU, 8GB RAM, a 128GB SSD, and runs Ubuntu 12.04 LTS 64bit desktop. As it is, the SSD is configured to have a ...
1
vote
1answer
181 views

New install preserving home directory

I have 32bit 11.10 installed on an LVM disk taking up all 500 GB, and I would like to install 64bit 12.04 on top, preserving the data in my home directory. I used to do that pre-LVM by just not ...
1
vote
2answers
374 views

How do I get Ubuntu to not mount my encrypted partitions on boot?

I'm using dm-crypt and LVM, which I set up during installation. I have two volume groups, one of which is encrypted and not needed for system/boot purposes. As of now, Ubuntu asks for a password on ...
1
vote
2answers
2k views

boot partition does not get updated in LVM setup

I am on the ubuntu 12.04 64bit Beta right now. Having a more exotic partition setup: - EFI - /boot PARTITION (fat) - LVM (encrypted) | |- /root |- /home |- /swap Now I noticed that my ...