AZURE202x Microsoft Azure Virtual Machines - Module 4

https://openedx.microsoft.com 에서 제공하는 무료 강좌인 Microsoft Azure Virtual Machines 의 모듈 4 부분에 대한 정리입니다.

VM Disk Types

  • All VMs have at least 2 disks - OS disk and temp disk. They can have 1+ data disk
  • Disk are stored as .vhd and up to 1023GB
  • OS disk: SATA drive and labelled as C by default
  • Temp disk: labelled as D by default and for storing pagefile.sys
  • Data disk: SCSI drive and labelled with my choice, stored in BLOB storage
  • Depending on VM size, temp disk size and number of data disk are determined

VM Disks Management

  • Attach, remove or modify data disk
  • Modify settings
    • caching behaviour
    • size
  • Storage spaces in VMs
    • Increase I/O throughput
    • Volume larger than 1TB
  • Through portal
  • Through PowerShell – Add-AzureDataDisk (ASM), Add-AzureVMDataDisk (ARM)
  • Good to know
    • VM size determines number of data disks to Attach
    • Premium storage needs DS/FS/GS series VM
    • New/empty disk is created when attaching
    • When attaching, name, type, size, location and caching needs to be provided
    • Stored as .vhd files in blob storage
    • .vhd disk should already exist when attaching the existing disk

Disk Import & Export

  • Useful to move large amount of data from on-prem hard disk to Azure blob storage (or vice-versa)
  • Scenario:
    • Large amount of data migration to cloud
    • Content distribution
    • Backup
    • Data recovery
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