LVM is a logical volume manager for the Linux kernel

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Xubuntu 14.04 - full-disk encryption and LVM during installation?

Does Xubuntu 14.04 also support full-disk encryption and LVM during installation like Ubuntu?
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869 views

HowTo repair GRUB in trible boot with two encrypted LVM?

I setup Win7/DebianTesting/Ubuntu 12.04 as triple boot, Debian and Ubuntu each on encrypted volume (with separate root and swap partitions). Installation order: Win7 --> Debian --> Ubuntu, Grub was ...
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Failure proof logical volumes on heterogenous bunch of irreliable hard disks

Like I guess most people do, I have accumulated an assortment of various hard drives over the years. They are mostly of different size, manufacturer, speed, etc. There are too many off them to put ...
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1answer
65 views

Moving root LVM within same drive

I recently upgraded my linux to the latest version, and also shrunk its size to give me more room to expand my Win7 install on the same disk. The problem is that the free room is at the end of the ...
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2answers
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root filesystem too small - what's preferrable?

After a number of upgrades, and a steady flow of software installed, the original root filesystem is starting to split at the seams. The original (Notebook) setup: (LVM) / 17G everything ...
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Adding Disks With LVM

I'm sure this has been answered somewhere on here before (I even found kinda a guide here, but seemed to be a bit spotty and incomplete) but I was wondering if someone could assist me or at least ...
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1answer
457 views

How can I delete a Volume Group in Terminal?

I am trying to setup LVM for my netbook's two, small SSDs (4 & 8GB). After a lot of trial and error, I followed this walk-through: How to Set Up Multiple Hard Drives As One Volume. I have ...
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1answer
295 views

Is it possible to access disks in an LVM after a reinstallation of the OS on a separate drive?

I have a 120GB SSD hosting my Ubuntu installation. I have four 3TB Western Digital Disks which I would like to configure into an LVM. If I reinstall Ubuntu at any point in the future onto the SSD or ...
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ubuntu 14.04 not booting, update-initramfs “nothing to do, exiting”

I did a mess while installing ubuntu 14.04 on my XPS 15 (9530 haswell) and I need help to rebuild boot partition. My computer has one miniSATA SSD 32 GB and a 1TB HDD. I crypted both with LUKS with ...
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1answer
173 views

How do I replace LVM root volume with SSD disk on Ubuntu 13.10

I have next partitions: /dev/sda1 → /boot /dev/sda2 → LUKS → LVM /dev/vg1/root → / /dev/vg1/home → /home /dev/vg1/opt → /opt /dev/vg1/var → /var /dev/vg1/tmp → /tmp ...
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2answers
110 views

How do I backup system to a different partition on the same drive?

I am a linux newbie, tech oldie. I am setting up a system with Lubuntu 14.04. Although, when I ran the installation I created two partitions -- 1/2 for quickie backups and 1/2 for the installed ...
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Manage Snapshots

So Ubuntu supports LVM. This in turn supports creating and restoring snapshots of the hard drive. Coming from Windows, this is a highly useful feature for restoring the system to a previous point (In ...
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I don't know how to dual-boot Lubuntu 14.04

Quite simply, I don't know what I'm doing and I've come to the screen where it has the options: Erase Disk and Install Lubuntu, Encrypt, Use LVM or Something else. I want to keep my windows 7, and ...
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1answer
205 views

Cannot mount partition with cryptsetup

I have a spare drive. I've attempted to format it and encrypt it. But even though the process appears to succeed and I can open the crypt, I cannot mount the newly mapped device. Here is the output of ...
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1answer
93 views

System backup for testing new apps/settings

I am new to linux, and have been installing ubuntu again and again because I mess up something while trying different set-ups. I would like to have an incremental snapshot of my system so that I can ...
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1answer
4k views

Grub2: Disk not found trying to boot LVM partition on raid1 set

I'm having difficulty booting from an LVM logical volume which is stored on a raid-1 physical volume. Using Ubuntu 13.10 and Grub2 2.00. The setup is that /boot/grub is on a physical raid-1 set. ...
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1answer
1k views

How can I resize an LVM partition? [duplicate]

I have problems with system update because my boot disk is too small, but I don't know how to increase this. I have tried gparted live from a USB drive, but I can not reduce the size of the other ...
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1answer
369 views

Issue with encrypted lvm during setup

How can i access a different form of partitioning, like in old alternate cd's or debian's installer, where i can choose to create a partition, make it encrypted, then add a LVM group to that encrypted ...
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1answer
311 views

Cannot decrypt hardrive. Password not accepted

I have been tackling this for at least 5 days now. Initially I couldn't get Ubuntu to recognise my already installed partition LVM with an Arch, Home, and Swap logical volume. I have now got Ubuntu ...
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1answer
3k views

“Device not found or ignored” when creating physical volume with bcache

I'm attempting to create an LVM volume on a bcache device, but getting "device not found or recognized", despite lsblk clearly showing the device, and bcache state showing "clean". OS is Ubuntu 13.10 ...
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1answer
231 views

How to partition for a successfull boot with raid5 + lvm +encryption

I have been trying to make this setup work for several days. The system never boots... When I do a setup without the software raid I can get it to work. How should I set up my system partition to be ...
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1answer
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How is Trim enabled? [duplicate]

I have heard, that Ubuntu 14.04 will have Trim enabled by default. How will this be done? By adding a discards option to the ext4 mount options or by running a cron-job? Will the default options for ...
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1answer
140 views

Howto make “update-grub” to ignore guest volumes on a KVM Hypervisor?

I have some Ubuntus acting as a KVM Hypervisor and, every time I run "update-grub" on those servers, it takes a lot of time to finish and makes too much disk IO. I'm seeing that it tries to find ...
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2answers
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Move a system from LVM to standard partitions

I need to move a system which uses LVM to a system which uses normal partitions. I created the partitions on the new hard drive and I copied all the content of the root and boot partition to the new ...
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Unlocking Encrypted Root (LUKS on LVM) with “hidden” USB Keyfile

I have a Ubuntu Server 13.10 machine. Its root partition is encrypted with LUKS, which is then stored in a logical volume. On boot, the LV is mounted and then cryptsetup requests my passphrase; once ...
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81 views

Booting from LVM partition

I screwed up when I installed my machine awhile back and put the / partition (including /boot) into the LVM. While the machine will eventually boot, it won't boot non-interactively. For whatever ...
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1answer
375 views

Server 13.10, Raid1, LVM, EFI booting on 2nd disk

I've read a whole bunch of posts of trying to get your Raid1 to boot up on the second disk if the first one failed. Nothing has failed yet, but I'm trying to test my setup. 2nd drive comes up with ...
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1answer
2k 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 ...
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1answer
137 views

How to extend logical volume swap space to atleast 64 GB on SSD

My current configuration of physical volumes is as follows. --- Physical volume --- PV Name /dev/sda5 VG Name vgssd PV Size 190.89 GiB / not usable ...
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How to remove encryption from volume during installation

I'm currently in the process of installing Ubuntu Server 12.04 onto a fresh build. I have two 3TB hard drives that I'd like to run in software RAID 1, and was following this tutorial. During ...
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1answer
609 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.
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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 ...
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What are the advantages/disadvantages of the new encryption feature in ubuntu 13.10

I'm in the middle of installing 13.10 and the Ubuntu page I was following on how to install from a USB stick says nothing about these two choices (on the Installation type screen): 1) Encrypt the ...
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1answer
277 views

Help on resizing my LVM partitions

I need help on resize two LVM partitions as I'm afraid of loosing data. I'm using Ubuntu Server 12.04 headless mode. LVS: root@server:/# lvs LV VG Attr LSize Origin Snap% Move Log ...
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1answer
91 views

Why I cannot format the partition with Ubuntu?

I have a problam with formating my Ubuntu partition. I installed Ubuntu yesterday, after the succesful instalation i noticed that i have lost every data on my disk. Today I try to reinstall windows ...
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3answers
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Partition the disk Without rebooting

How to extend the partition table Without rebooting? The change should be informed to kernel without rebooting.
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Booting monolithic kernel: cannot find root fs by UUID

I have built a monolithic kernel with the grsecurity patch, since I don't need many modules for the system and I need to optimize space. When trying to boot the new kernel, it yields a busybox shell, ...
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Setting up LVM Snapshot as a backup/restore point in ubuntu

since I could not find how to post this as a blog/post/tutorial in AskUbuntu.. I decided on posting it here, were it is best exposed anyhow ... Setting up LVM Snapshot as a backup/restore point in ...
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1answer
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Is it safe to disable resize_inode on ext4 FS?

I have 2TB spanned LVM ext4 volume which contains large and mostly static files. With "static" I mean they usualy don't change in time. The volume is 99% full, and adding new files becomes very slow ...
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“ubuntu” shows up in boot menu, but my laptop keep telling me that “No OS detected”

I tried to intall ubuntu 13.10 on my Acer Aspire 4750 yesterday, and I think I make a mistake choosing that "LVM" option. Now I am facing these : "ubuntu" option now shows up in my boot menu. ...
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Logical Volume, Physical Volume and Volume Groups

Please can someone explain to me the meaning of Logical Volume, Physical Volume and Volume Groups? Of what importance and advantage are they in linux?
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100 views

Using LVM with two hard drives, 1 Solid State

I am setting up Ubuntu and just got to the option about using LVM to partition the hard drives. My understanding is that if I do this Ubuntu will be able to treat the two drives as one. That's great, ...
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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 ...
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1answer
507 views

Lubuntu 13.10 Alternate install with LUKS LVM partition “adding additional” step failed

Setting up a dual boot Lubuntu and Windows 7 system on an old Gateway netbook. There are 3 existing Windows partitions, and during the Lubuntu install, I created two logical partitions, a small one ...
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0answers
97 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 ...
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LVM logical volumes do not activate on boot on 13.10

I am running an UbuntuGNOME 13.10 and I set it up without an LVM during the installation process. I am now running it with to encrypted partitions, one is containing a LVM. This all works fine, ...
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encrypted 13.10 will not reliably boot

EDIT: SOLVED! see http://askubuntu.com/a/403876/212688 i re-installed ubuntu 13.10 x64 on my vaio pro, in legacy, bios mode. the installation is lvm/luks encrypted and thus asks me for the encryption ...
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1answer
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LVM volume not accesible after accidental drive removal, now LV Status is suspended

I have a home server with a pool of 3 drives, and the OS installed in a thumb drive, this thumb drive had physical errors and I had to reinstall the OS, the LVM pool was working well after thumb drive ...
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1answer
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How to resize partition that is inside “Linux LVM” partition

How to resize partition that is inside "Linux LVM" partition in 13.10 Ubuntu? I transferred Ubuntu installation from 160GB to 500GB disk. I have successfully resized sda3 partition using Ubuntu LiveCd ...
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Can't update: low space in /boot (LVM) - I already cleaned my Lubuntu with Ubuntu Tweak

I have low space on /boot partition and I can't update my Lubuntu. I have LVM. I deleted old kernels and used Ubuntu Tweak. I tried to loaded from LiveCD and with gparted grow up my /boot-size, but ...