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Cloud Goals

  • Consolidation
  • Resource pooling
  • Scalability and large workload handling
  • Redundancy
  • Failover
  • Programmability and orchestration
  • Utility computing - pay as you go
  • Mixed workloads
  • Rapid elasticity
  • Networking
  • Multi-tenancy and workload isolation

Cloud Computing Functions

  • Data storage (block or object storage)
  • Data processing (compute resources)
  • Data interchange (networking)

Cloud Components

  • Data storage
    • Disk attached storage (DAS) - block storage
      • No RAID
      • JBOD - just a box of disks
    • Object storage
      • Primary or boot storage
      • Secondary or object storage

Vendors and Providers