Please enable JavaScript.
Coggle requires JavaScript to display documents.
2.4 azure backup - Coggle Diagram
2.4 azure backup
snapshot
-
- VMSnapshot Windows The extension works with Volume Shadow Copy Service (VSS) to take a copy of the data on disk and in memory.
- VMSnapshotLinux Linux The snapshot is a copy of the disk.
- virtual machine as a whole.(memory and I/O queue)
- linux need to write cusom script
-
- virtual machine is shut down at the time of the backup
- no I/O or memory
-
Backup agents
- Azure Backup virtual machine extension
-
During the first backup, a VMSnapshot (for Windows) or VMSnapshotLinux (for Linux) extension is installed.
-
- Microsoft Azure Backup Server protection agent (MABS)
-
- can back up and restore SQL and other application services.
-
- Microsoft Azure Recovery Services agent
(MARS)
- back up Windows files, folders, and system state data
- to a Recovery Services vault
in conjunction with an Azure Backup server, it will copy the snapshots from the server into a vault.
-
SQL Server backups
-
options:
- full
- differential
- transactional log
Restore
options
-
-
- Replace existing
- snapshot of the virtual machine before the recovered
- only unencrypted managed virtual machines
-
types
- System Center Data Protection Manager (DPM): on prem
- Microsoft Azure Backup Server (MABS): on prem, VM linux su azure
- Microsoft Azure Recovery Services (MARS): on prem linux
- Azure Backup virtual machine extension: per VM in azure
-
costs
- for every virtual machine backed up
- based on size of backup data (disk space)
Security
- ability to back up virtual machines encrypted with Azure Disk Encryption
- encrypts your backed-up data at rest by using Storage Service Encryption.
-
- Azure and on-premises virtual machines
- integration with Microsoft-specific applications such as SQL Server, SharePoint, and Exchange
Azure portal
- stored in an Azure Recovery Services vault
- Automatic storage management
- high availability
- unlimited data transfer
- no limit retention time