Describe KVM Host Disk Layout here.

KVM host

Physical Disks

sda     16G
sda1   256M
sda2 15360M

sdb     16G
sdb1   256M
sdb2 15360M

Raid

md0 raid1 (sda1, sdb1)
md1 raid1 (sda2, sdb2)

Luks

md1 luks (md1_crypt)

LVM

md1_crypt lvm (vg1)

LVM volumes

vg1 root   2G (/dev/vg1/root)
vg1 swap 512M (/dev/vg1/swap)

Filesystems and mountpoints

/dev/vg1/root /     (btrfs)
/dev/md0      /boot (btrfs)
/dev/vg1/swap       (swap)