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Restore capabilities of VMware backups. Eric Siebert. vExpert, Author, Blogger. Blog: http://vsphere-land.com http://searchvmware.com Twitter: @ ericsiebert. About the speaker. 25 year IT industry veteran. vSphere Land blog: http://vmware-land.com/. Author of popular books.
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Restore capabilities of VMware backups Eric Siebert vExpert, Author, Blogger Blog: http://vsphere-land.com http://searchvmware.com Twitter: @ericsiebert
About the speaker • 25 year IT industry veteran. vSphere Land blog: http://vmware-land.com/ Author of popular books Contributor to industry publications vExpert nomination
Agenda • Data restore levels • Bare-metal restores • File-level restores • Application-level restores
Data Restore Levels 3 Different levels to backup and restore Application item level File level Image level SQL record
Data Restore Levels Each level has different advantages
Traditional restore methods • Traditional methods more complicated and require resources • Complicated restores require like hardware for image recovery • File level backups require application configuration Virtualization provides greater flexibility Backup Restore
Traditional file level restores • Traditional backups work inside OS • Most virtualization backup applications use image backups • With an image backup, how are individual files restored? File-level Restore Agent VM Backup File-level Backup Restore
Virtualization file level restores • Image-level backups can mount a virtual disk • No agent on target server, so process is different • No need to restore entire VM • Process is different for virtualization, result the same File-level Restore VM image backup VM Image-level Backup
Traditional bare-metal restores Bare-metal restores do not require an OS present RestoreBackup Post-install tasks Pre-install tasks Backup Agent Backup Agent Simple OS (boot device) Simple OS (boot device)
Virtualization bare-metal restores • Whole VM is backed up at the image level as a single file • Hardware compatibility issues removed with virtualization • VMs all have the same virtual hardware • VMs can be restored to alternate locations • Isolation easy when restoring VMs Register a VM VM imageBackup
Traditional application level restores • Typically restoring to original location • Not individual files, but one large file with many objects • Limited awareness to file structure • Agent or native restores Application Backup Agent OS Backup Restore App Item usingnative tool Application RestoredApplication RestoreBackup OS OS Backup
Virtualization application level restores Virtualization simplifies recovery • Copying objects from backup to source can be complicated • Need application objects and restore to source • Virtualization makes restoring applications easier • No need for dedicated hardware Restore App Item usingnative tool Restore whole VM backup Isolated environment Production Backup Restore
What we covered • Data restore levels • Bare-metal restores • File-level restores • Application-level restores
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