LVM is a logical volume manager for the Linux kernel

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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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52 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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1answer
50 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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cryptswap1 on top of Encrypted LVM

"Encrypt the new Ubuntu installation for security" appears to encrypt my /dev/sda3 device as sda3_crypt, with LVM volumes for root and swap. After installation, /etc/crypttab has entries for ...
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1answer
1k 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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54 views

Ubuntu fresh Luks/LVM Install “Operative System not Found”

I have a Dell Inspiron 7720 with two hdd, 1st: 1Tb and 2nd: 300Gb. The first hdd have Windows 8.1 Pro and i'm trying to install Ubuntu 14.04 LTS in the second. I made a fresh and clean install of ...
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140 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: - ...
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1answer
54 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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58 views

Backup lvm thin pool metadata

Usually, if you want to backup a volume, you create a snapshot and then dd it to some location, but it doesn't work with pool metadata: # lvcreate -s "vg_oktestdb1/pool_tmeta" --name metasnap -l ...
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63 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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29 views

Help! One of my raid partitions has disappeared

First time posting but I can't solve this by my self, so pleas help me. I have a problem, I can't access one of my partitions. I have three 2 TB disks that are running "hardware/intel software ...
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18 views

How to install Ubuntu beside other Ubuntu on crypted LVM?

i have question, how can i install ubuntu beside other ubuntu on crypted LVM ? The problem is, that installer of ubuntu does not see LVM volume group. I have tried it with ubuntu server installer, but ...
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2answers
55 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 ...
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68 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
111 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
48 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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36 views

Ubuntu Server 14.04.2 no caching page found

I just upgraded from Ubuntu Server 14.04 to 14.04.2 and now I get this error on my three USB hard drives which are set up in a single LVM. I never had this error before and was able to transfer data ...
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176 views

LUKS encrypted FS can no longer be mounted after upgrading Kubuntu

everyone! I fresh installed Kubuntu 15.04 these days but before I copied my /home partition to a encrypted partition on my spare HD. The problem is that I can decrypt it but cannot mount the LVM no ...
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84 views

Problem enabling TRIM on SSD on Ubuntu 14.04/Dell Power Edge T620 workstation

I have problem activating TRIM on INTEL SSDs in a Dell PowerEdge T620 workstation. The SSDs are handled by BIOS and not behind the HW RAID controller. The symptoms are the following: fstrim -v /ssd ...
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24 views

I installed Ubuntu with LVM, did I lose my personal files?

I installed Ubuntu using LVM file-scheme option. I didn't want to preserve Windows OS nor I wanted to lose my personal files. Did I lose my files? If not, where to find them?
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1answer
88 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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49 views

Ubuntu LVM during installation

trying to understand Ubuntu LVM during installation. I want to use logical volumes for all my disk partitions except "/boot". Ubuntu appears to "allow" this during installation when I choose "Manual" ...
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2answers
132 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: ...
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1answer
30 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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241 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
93 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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146 views

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 ...
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1answer
129 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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176 views

Ubuntu server harddisk managment (HP Smart Array P420i)

I installed Ubuntu server on HP Proliant 380p Gen8 , it comes with array module P420i my current setup is : array A (SAS, Unused Space: 0 MB) logicaldrive 1 (558.7 GB, RAID 5, OK) physicaldrive ...
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2answers
59 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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75 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 ...
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14.04 encrypted disk lost all logical volumes after apt-get dist-upgrade

EDIT 2015-02-24: Now it's time to wrap up what happened, what is still missing, what I know and don't know, what I learned. * I've not been able to recover the logical volumes yet - any help is ...
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75 views

lvreduce causes a failure to boot on Ubuntu 14.04 LTS Desktop Edition with LVM

Whenever I use the command lvreduce to reduce the size of the root logical volume and then reboot, I am confronted with the initramfs screen. I've tried using the standard "Install Ubuntu with LVM" ...
0
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1answer
243 views

Ubuntu 14.04 Desktop on RAID-5 with LVM, GRUB failed to install

I want to configure a home media center and file storage, to keep the data safe I want to use RAID-5 (I have 4 HDs) and LVM for future scaling. I've configured RAID-5 and LVM, but GRUB installation ...
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1answer
97 views

Installing Ubuntu on RAID with LVM, failed to boot

I've installed Ubuntu on RAID-5 with LVM and made a /boot partition but it failed to boot. Can anyone help or point to a resource describing the process? Update: I decided to re-install the OS. This ...
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1answer
496 views

After upgrade to kernel 3.16.0-30-generic I cannot use the keyboard

After installation of 14.10 and the "automatic upgrade" of the kernel to 3.16.0-30-generic from 3.16.0-23-generic I cannot use my keyboard to enter my passphrase for decrypting my physical drive. ...
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113 views

encrypted lvm fails to boot after last update

My netbook fell. The disk had to be replaced. I installed new system from the install medium, then restored the contents from backup (rsync), and it worked... for a time. New 'security updates' along ...
2
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1answer
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Installing Server with existing data on drives

I have a Windows 7 HTPC which I'm planning on turning into a headless Home server using Ubuntu server as its OS. I'd like to use LVM. My current set-up is 1x64gb ssd as the boot drive and 2xSATA ...
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2answers
73 views

Mounting external disk with defaulted 13.10 FDE

I have a hard disk which was previously used in my netbook with Ubuntu 13.10's default full disk encryption (FDE) configuration. I would now like to mount this disk as an external drive (via SATA to ...
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1answer
90 views

Massively broken boot and partition system

My machine has a single 2TB HDD, with 3 partitions: /dev/sda1 fat32 512MB /dev/sda2 ext2 244MB /dev/sda3 ext4 1.82TB My 14.04 was complaining of 0 bytes on /boot, so I went in and done a sudo ...
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860 views

Logical volume is not mounted but is in use. Please close all applications using this device (eg iscsi)

How do I resize a LVM partition using system-config-lvm? As per: http://askubuntu.com/a/489909/45156 I clicked on the partition and try to resize, but get Logical volume is not mounted but is in ...
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45 views

Recover partially overwritten LVM disk

Background Ive got 3 HDDs on my system: /dev/sda1 165 GB mounted at / /dev/sdb1 320 GB LVM Volume 1 of VG HOME /dev/sdc1 750 GB LVM Volume 2 of VG HOME What happened I was trying to copy a ISO ...
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2answers
38 views

“Unable to reduce RAID LV - operation not implemented”

I've created a logical volume using Ubuntu 14.04 that started off at 80GiB. I resized it to 128GiB, but now I'd like to reduce back to 80GiB. There's an ext4 file system filling the volume. My command ...
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639 views

Unable to Mount ext4 filesystem: bad block size 65536

root@vagish-SVL24115FAB:~# lvdisplay --- Logical volume --- LV Path /dev/vg1/lv1 LV Name lv1 VG Name vg1 LV UUID ...
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1answer
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How do I move several LVM VG's on a pair of software RAID5 arrays from one Ubuntu install to another?

I have two software RAID5 arrays with LVM sat on top. I'm moving from Ubuntu 12.04 on an old PATA drive to Ubuntu 14.04 on a new SATA drive. I have the basic system up and running but now I'd like to ...
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1answer
253 views

Can not clone lxc container with lvm backingstore after ubuntu update

Command lxc-clone -s -K -M -H -o debian7 -n debian7-bak Result lxc_container: bdev.c: mount_unknown_fs: 209 failed to determine fs type for '/dev/vg/debian7' lxc_container: bdev.c: detect_fs: 320 ...
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1answer
78 views

How to check file-level write performance?

In a very similar question, the accepted answer suggests to do: dd if=/dev/zero of=/tmp/output bs=8k count=10k; to measure the write speed of a hard disk. My tests were inconclusive. I have an ...
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59 views

How can I tell if there is data on an LVM volume?

I recently installed Kodi (formerly XBMC) over an install of ubuntu that had become unusable after an 'upgrade'. The OS is on an SSD. I also had a couple of 2TB drives with video files on them. Now ...
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1answer
401 views

DM-Crypt does not accept passphrase

The partition table is: sda1 - /boot sda2 - dmcrypt with LVM, containing root, home and swap volumes Cryptsetup does not accept passphrase, that have been used for a long time and can not have any ...
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157 views

Logical Volume now has two segments after lvextend

My ubuntu machine has an LVM2 Volume Group (VG) containing a number of Logical Volumes (LV). The VG is composed of 2 Physical Volumes (PV). All of my LVs were created striped with 2 stripes each. ...