LVM space for virtual hosts

LVM space for virtual hosts
	Xen VMs for Puppet course

There's 73GB to use. Enough for a 10GB Puppetmaster and a couple of 5GB clients.

Make /dev/sdb1 an LVM partition

apprentice@xenserver:~$ sudo fdisk /dev/sdb <snip> Command (m for help): n Partition type: p primary (0 primary, 0 extended, 4 free) e extended Select (default p): p Partition number (1-4, default 1): 1 First sector (2048-143374737, default 2048): Using default value 2048 Last sector, +sectors or +size{K,M,G} (2048-143374737, default 143374737): Using default value 143374737 Command (m for help): t Selected partition 1 Hex code (type L to list codes): 8e Changed system type of partition 1 to 8e (Linux LVM) Command (m for help): w The partition table has been altered! Calling ioctl() to re-read partition table. Syncing disks.
Initialize /dev/sdb1 as a physical LVM volume:

apprentice@xenserver:~$ sudo pvcreate /dev/sdb1 Writing physical volume data to disk "/dev/sdb1" Physical volume "/dev/sdb1" successfully created
Create a Volume Group 'vgvhosts'

apprentice@xenserver:~$ sudo vgcreate vgvhosts /dev/sdb1 Volume group "vgvhosts" successfully created
Creating Logical Volumes for the Virtual Hosts
Don't. When creating xen VMs, the command xen-create-image will create LVs as well.