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2answers
444 views

Migrating away from LVM

I have an Ubuntu home media server setup with 4.5TB split across a few hard-drives (1x3TB, 2x1TB) and I'm using LVM2 to manage the volumes. I have recently added a 60GB SSD to my server, and I wish to ...
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1answer
203 views

Gentoo Linux -> Ubuntu: Can I Preserve My LVM/RAID Devices, Or Do I Need To Reformat?

I've got a Gentoo box that I'm interested in switching over to an Ubuntu box. I currently have the partitions laid out using a mixture of RAID (mdadm) and LVM2, as specified in this document [1]. ...
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1answer
101 views

Can I control which physical volume(s) in a volume group will be used first?

I just set up my swap to use LVM, with a volume group that contains two physical volumes: one partition on an SSD and one partition on an HDD (because the space available on my SSD wasn't large enough ...
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1answer
76 views

extend lvm with existing partition

I have the following partitions: root@test02 [~]# df -l Filesystem 1K-blocks Used Available Use% Mounted on /dev/mapper/vg_test02-lv_root 119277820 ...
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1answer
2k views

Can't boot Linux Mint 15 installed entirely in LVM. Where should grub 2.0 boot loader go?

I'm attempting to install Linux Mint 15 entirely within LVM (in four separate LVM logical volumes: / /boot /home swap I've set up the LVM configuration by booting into the Mint 15 Live environment ...
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1answer
17 views

Debian pvmove of root lv into raid10 device resulted in unbootable system

I was in the process of moving logical volume extents onto an raid 10 array assembled with mdadmin. One of the logical volumes moved was the root directory (debian testing system) which was previously ...
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1answer
23 views

“Re-attaching” an LVM volume/group

I created an image and used it to create a logical volume like this: dd if=/dev/zero of=LVM.img bs=1024 count=$((64*1024)) sudo losetup --find --partscan LVM.img sudo pvcreate /dev/loop0 sudo ...
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1answer
72 views

LVM2 RAID6 CentOS 7 not working

I have a server with 4 spare 6 Tb disks. I want to set up RAID6 on these four disks. It is well understood that 4 is the minimum one needs to set up RAID6. No matter what I pass to LVM2, I get ...
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1answer
280 views

How to Glusterfs reload the gluster volume/bricks info

I have setup GlusterFS (3.5.3) replicated volumes on top of LVM on two identical Ubuntu 14.04 servers(vmware workstation). they are working fine.i want to know how to reload the gluster brick/volume ...
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1answer
66 views

size of extent on LVM2

in LVM1 there was a limit of 65k extends. So size of extent had to been chosen carefully between wasted space on partitions (to big extent) and maximal possible size of logical volume (too small ...
0
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1answer
692 views

How to add unallocated space to a logical volume? using LVM

This is how my 2 TB (GPT) hard disk looks like sda1 1 MiB Bios_boot sda2 1024 GB LVM --- vg1 1024 GB --- lv1 24 GB ext4 lv2 1000 GB ext4 800 GB ...
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0answers
155 views

how to mount a XFS filesystem in LVM volume with RAID0 having a bad disk?

I have a small NAS with two 500GB disks in a RAID0 (JBOD) setup. (I know, I know, big mistake... as you will see...) Now, one of the disks started to fail (Murphy is always right, isn't he...) I ...
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0answers
152 views

LVM Unable to remove physical volume

Aim: To remove the physical volume from the LVM in order to reformat it. LVM Setup: 1x 2TB HDD 1x 3TB HDD Problem: When trying to pvmove, I get an error saying "No extents available for allocation" ...
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0answers
46 views

anybody know what is VG #orphans_lvm2 on a Linux host?

I see the below output from pvdisplay command: pvdisplay -c /dev/mapper/mpathfp1 2>/dev/null | grep :| cut -d: -f2 ##orphans_lvm2 The command is supposed to reveal proper VG name which the PV ...