big data: Google: Restore vs Backup

Solidifying the Cloud: How Google Backs up the Internet @ InfoQ

QConNY2014-RaymondBlum-SolidifyingtheCloudHowGooglebacksuptheInternet.pdf

• Redundancy is Not a Backup: does not bring recoverability
• If you haven't restored, you haven't backed up
• The Only Good Backup is One That You've Restored
• The backup process has to scale with data volume
• Replicated Data Has to be Consolidated, Eventually...
• MapReduce is really good