Azure Classroomnotes 03/Oct/2023

Migrations in Azure

• Major Migrations
  • Server/Application Migrations
  • Database Migration
  • Storage Migration

Source i.e. On-premises

Applications

• For running applications on a broader note we have
  • physical servers
  • virtual machines
• In the case of Virtual Machines, each physical server will have an Hypervisor (VmWare ESXi, Hyper-V).
• To control hypervisors on multiple machines, organizations use Hypervisor controllers like VCenter, System Center
  
• In the virtual machine the os mostly can be linux or windows

Databases

• Here broadly we have two kinds of Databases running on physical server or vm’s
  • Relational Databases Engines (Oracle, Microsoft SQL Server, mySQL, Postgresql)
  • No-SQL (Mongo, Cassandra etc..)

Storage

• Organizations for storage might be using
  • Network Attached storages
  • Storage Area Networks
• Popular options:
  • Windows File share
  • NetApp
  • Pure Storage
  • Isilons
• Protocols: NFS, SMB

Target

• Locations:
  • Microsoft has global presence and huge collection of datacenters in each location (Region)
  • Region List Refer Here
  • Region Types in Azure:
    • Regions
    • Regions with zones
• Account Types:
  • Single Account:
    • Mutliple Subscriptions
  • Multi Account:
    • Managent Groups
• Target Options: To be discussed in next session