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  • server - What is LVM and what is it used for? - Ask Ubuntu
    Benefits You can think of LVM as "dynamic partitions", meaning that you can create resize delete LVM "partitions" (they're called "Logical Volumes" in LVM-speak) from the command line while your Linux system is running: no need to reboot the system to make the kernel aware of the newly-created or resized partitions
  • How can I create one logical volume over two disks using LVM?
    Note that LVM is capable of striping data, but so is mdadm mdadm can also do raid10, sacrificing space for redundancy so you can have a drive fail and still work without it You can also use mdadm to handle the raid parts, then stack LVM on top of it if you wish, just to carve up the space into volumes and add abilities like snapshots –
  • How does selecting Use LVM in the Ubuntu installer work?
    If you select "Use LVM with the new Ubuntu installation", it will install Ubuntu on a single drive, with volume group (VG) ubuntu-vg, physical volume (PV) dev sdx5 (where "x" is the letter of the drive used by the installer, usually "a"), and logical volumes (LV) dev ubuntu-vg root and dev ubuntu-vg swap_1 Initialising Additional Drives for LVM
  • Need help extending an LVM volume - Ask Ubuntu
    You have to take into account each layer when messing with LVM volumes The general process for doing this on a VM VPS is: expand the physical disk drive, expand the partitions that are LVM members, expand the PV if it's not already expanded, resize the logical volume itself, and then resize the actual file system on that volume
  • How can I modify the size of swap with LVM partitions?
    To view LVM logical volumes, run lvs on the command line, or use the GNOME Disks utility The version of GParted that ships with Ubuntu 12 10 does not support LVM It only sees physical volumes, and cannot resize or move them However, the latest version of GParted does support LVM I would download the GParted Live CD and use that
  • How do you rename the volume group that contains the root volume in LVM . . .
    This is used by initramfs 'init' procedure to map and activate the correct LVM logical volume used as ' ' Therefore AFAIK there are no references to the LVM VG name embedded into the initramfs and an update of this is not necessary Therefore to make the change to a LV mounted as root, first modify the name of the VG:
  • lvm - umount: : target is busy - Ask Ubuntu
    This is a LVM partiton I'm not an expert, but I should be able to resize this partition, but it is not
  • How to install Ubuntu server with UEFI and RAID1 + LVM
    Then I tried to install with RAID1 + LVM I partionned my two drives the same way: an EFI system partition, 200MB; a physical RAID partition; Then I did setup: - a RAID 1 using both disks RAID partitions - a LVM volume group on the RAID 1 array - three logical volumes: , home and swap
  • partitioning - Adding Disks With LVM - Ask Ubuntu
    Installing LVM from Ubiquity works great, until you need to add more disks to the (root partition, at which point you stand a very good chance of blowing the entire install LVM resize operations keep failing and you end up back at square 1 again Trying the 14 04 server installer Partman saves the day
  • How to fix lvm PV name [unknown] without forcing the removal of . . .
    Command (? for help): p Disk dev sdc: 41943040 sectors, 20 0 GiB Model: Virtual disk Sector size (logical physical): 512 512 bytes Disk identifier (GUID): F07182AE-3C90-419E-91ED-E1BF652C46A7 Partition table holds up to 128 entries Main partition table begins at sector 2 and ends at sector 33 First usable sector is 34, last usable sector is





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