Azure Classroom Series – 24/Oct/2021

Azure VM Patching

• Since we run our application workloads on operating systems in virtual machines or virtual machine scalesets. Patching OS is our responsibility
  • Virtual Machines:
    • We need to patch the VM while it is running either manually or in an automated fashion
  • Virtual Machine Scalesets:
    • We would not patch the vms in VMSS, rather we would go with new version of the vm image and update the new image in the VMSS.
• We would be using update management for Virtual Machines
• Update Management:
  • This is a solution offered by Azure where it helps to patch the operating system depending on
    • Windows:
      • Releases from Microsoft Windows
      • If you need some custom patching to be done we need to use wsus package Refer Here
    • Linux: Releases from configured repositories in the VM
  • Azure does the following
  • Use Azure Automation to manage multiple vms from one place

Azure Automatic VM Guest Patching (Preview)

• Refer Here

Note: For writing azure cli queries Refer Here for jmes path, use the jmes path tutorial Refer Here