Linux initially comes with hard drive partitioned and Logical volume made. What is that used for? On /dev/mapper, I see logical volume named after my computer and it has /home and such.... [by shuhei]
on 01/27/2013 – Made popular on 01/27/2013
I'm thinking to get a new external hard disk and using vgextend to add it to a logical volume I have set up that needs to be pretty big. Can this work, and if yes, what would happen if the externel drive became unplugged for instance... would that bork the logical volume and perhaps cause irretrevable data loss?
On my 240 GB SSD i had at first two partitions, one containing the Logical Volume with Linux Mint and the other had contained a NTFS partition to share with Windows.
Now i removed the NTFS partition and want to extend my logical volume group to use the released disk space.
How do i extend the volume group, my logical volume containing /home and the filesystem (ext4) on /home?
I added a Volume group in Proxmox VE as Storage for KVM VMs. A new Logical Volume will be created for each VM, but in Proxmox VE under The Defined Storage which shows list of created Logical Volumes I see my Logical Volume marked as RAW format. Is this a RAW image or a Logical Volume (LVM)?
I have an LVM2 logical volume that is formatted with ext4 and mounted to a directory on /opt. On that volume is a qcow2 KVM image for a Windows 7 guest. Can I snapshot the LVM logical volume for a complete backup/clone of the VM?
I have Physical Volume that is on an open-iscsi device. This device is mounted after Linux has already started writing to the log files. Can I mount a Logical Volume on that Physical Volume to /var to have Linux write to there without losing anything?
The reason for this is that I want to 'spare' my SSD from too much writing and not eating up all my memory (8GB).
I have a huge RAID6 array 21TB+ already partitioned in GPT. This is to be used as the storage location for my company's backup server, and I want to access it as one logical volume. Is this ... [by kroby]