Public
-third party customers/tenants
Private
-leverage technology internally
Hybrid(Public + Private)
-fail over, dealing with spikes testing
Community
-used by certain type of users
On-premises
Infrastructure
Platform(Paas)
Software(SaaS)
1. “fungible” resources
2. elastic, dynamic resource allocations
3. scale: management at scale, scalable resources
4. dealing with failures
5. multi-tenancy: performance & isolation
6. security
Cloud-enabling Technologies
-virtualization
-Resource provisioning (scheduling) mesos, yarn…
Storage
-distributed FS(“append only”)
-NoSQL, distributed in-memory caches…
Software – befined… networking, storage, datacenters…
“the cloud as a big data engine”
-data storage layer
-data processing layer
-caching layer
-language fron-ends
