0
votes
1answer
39 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 ...
4
votes
1answer
137 views

Proper way to remove an active / inactive LVM snapshot

I have created a sample ruby script file for removing extra LVM snapshots from the system. For removing LVM snapshot, we are using lvremove command. This command is working fine and we can remove ...
0
votes
0answers
25 views

Upgrade from 11.10 to 12.04 - encrypted lvm disk

I decided to upgrade from 11.10 to 12.04, but I have to consider that I use LVM with encrypted disks. I found a question about issues during upgrade here. It seems that I would be able to solve the ...
1
vote
1answer
36 views

Data transfer from 12.04 to 14.04 using same hostname?

I've been using my 12.04 server for a year and a half. I'd like to install 14.04 on a new drive and transfer all my data over once that is complete. I have 720GB of files to to deal with. 12.04 was ...
1
vote
0answers
1k views

Getting “read failed after 0 of 4096 at xxxxxx: Input/output error” error for LVM

I have system with Ubuntu 12.04. On this system used LVM for managing disk drives and similar mass-storage devices. When I used lvscan command for scanning all the logical volumes then it displayed ...
0
votes
0answers
43 views

Ubuntu 12.04.04 LTS xfs xlog_space_left

I am running Kernel: 3.2.0-59-generic will moving to 3.2.0-61-generic fix the issue with xlog_space_left: head behind tail? I do a serious amount of lvsnap shots every hour on a mysql database on a ...
0
votes
0answers
19 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
78 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 ...
1
vote
1answer
579 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
198 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
18 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
211 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
230 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
80 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
68 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
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 ...
0
votes
0answers
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 ...
2
votes
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 ...
2
votes
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] ...
0
votes
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 ...
0
votes
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 ...
1
vote
2answers
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) ...
1
vote
2answers
300 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
157 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
1k 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
310 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
62 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
253 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
343 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
1answer
151 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 ...
1
vote
0answers
191 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
196 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
503 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
205 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
288 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
710 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
3k 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. ...
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
4k 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
1k 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
5k 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
205 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
454 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
3k 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 ...