KVM & Virtualization

Track

KVM & Virtualization

Status

ACTIVE

Progress

Production Experience

Interest Link

IT > Unix/Linux

Curriculum

Core Modules

Module Topics Status

libvirt Fundamentals

virsh, virt-install, domain XML

Done

Storage Management

qcow2, LVM, NFS shared storage

Done

Networking

bridges, virbr0, macvtap

Done

cloud-init

User-data, meta-data, network-config

Active

CPU/Memory Tuning

Pinning, NUMA, hugepages

Active

Live Migration

Shared storage, QEMU migration

Planning

Active Infrastructure

  • kvm-01 - Primary hypervisor (Supermicro A)

  • kvm-02 - Secondary hypervisor (planned)

  • 10+ production VMs (ISE, Vault, k3s, DC, etc.)

Key Commands

# Create VM with cloud-init
virt-install --name k3s-master-01 \
  --memory 8192 --vcpus 4 \
  --disk /mnt/onboard-ssd/libvirt/images/k3s-master-01.qcow2 \
  --cdrom /tmp/k3s-cloud-init.iso \
  --network bridge=virbr0 \
  --graphics none --console pty,target_type=serial

# CPU pinning
virsh vcpupin <vm> 0 0-3