Zusammenfassung der Ressource
Cloud
- Characteristics
- On-demanded
self-service
- Board network
access
- Location independent resource
pooling
- Rapid
elasticity
- Measured
service
- Technologies enable
cloud computing
- Orchestration
Anmerkungen:
- automated coordination and management of IT resoources
are management issue that need to be deal with
- Managing assets
- Monitoring services
- Change management
- Billing and Metering
- Provisioning
Anmerkungen:
- Process of making computing resources available to users
- Provisioning
- Deprovisioning
- Self-service provisioning
- Networking
Anmerkungen:
- Neede for high-speed network
- Virtualisation
& Hypervisor
Anmerkungen:
- Hypervision allow muti-operation system in same machine, which allow virtualisation
- Characteristics
- Partitioning
- Isolation
- Encapsulations
- Benefits
- Consolidation to
reduce hardware cost
- Optimization of
workloads
- IT flexibility and
responsiveness
- Type
- Storage
Virtualization
- Network Virtualization
- Compute
Virtualization
- Cloud Service
Models
Anmerkungen:
- IaaS
Anmerkungen:
- computer, storage and networking as a service
- Traditional Procedure
- Sizing estimate
- Evaluate alternative
- Procurement
- Receive
- Provisioning
- Effort
Anmerkungen:
- Duration
Anmerkungen:
- Cost
Anmerkungen:
- Inhouse virtualisation
- Reduce cost and effort
- Still have hardware limits
- Type
- Computing
Anmerkungen:
- extra server, stand up instance of virtual machine on the cloud, can specify computer configuration
- Storage
Anmerkungen:
- extra storage on the cloud, can specify database parameters such as Data Center, size, data redundancy options and format
- Network
Anmerkungen:
- when need to manage netwok and IP address, virtual private network, can specify IP address range, subnets configuration, route table, network gateway, network security
- Benifit
- save cost and effort
- pay-as-you-go
- flexible
- Consideration
- Reliability
- Security
- Usability
- Features
- Responsiveness
- Location
- Support
- Cost
- Standard
- Free and open source
- Turn physical resources into IaaS
- Provides dashboard and API management
- Advantages
- Common access and
management
- Facilitates Hybrid Clouds
- Enables cloud integration
- using basic IaaS capabilities
- Increases global market / reduces competitive pressures
- PaaS
Anmerkungen:
- provide middleware and development tools
- Characteristics
- Enable middleware platform in a short time
Anmerkungen:
- enables middleware platform to be deployed in a short time without the need to provision hardware or software
- Access administration via browser
- Speeds up development
Anmerkungen:
- speed up when use with API providing services
- Target to software programmers, not end users
- Reason
- Speed up environment setup time
Anmerkungen:
- can use pre-built platform and server rather then setup all by oneself
- Reduced licence cost
Anmerkungen:
- not necessary to have full licence for all software
- Reduced time to maintain middleware applications
Anmerkungen:
- cons - lose some control over middleware versions, depending on vendor
- Speed up development time
Anmerkungen:
- Reduce time to manage scalability and security
- Improved performance and availability
- Cloud Foundry
- Multi-Languages
- Multi-Frameworks
- Multi-Services
- Multi-Cloud, Multi-Iaas
- SaaS
Anmerkungen:
- Characteristics
- not require
installation
- can be accessed
via a browser
- Quick availability
- customisable and
configurable
- Intergration via API
- Collaborative fratures
- Target end users, not developers
- Advantages
- improved business agility
- Less IT involvement,
fewer resources for
maintenance
- fewer integration cost
- Best of breed offerings
- Decreased time to market
- 24x7 access around
the world for internal
and external users
- Always run in most updated version
- Effective point solutions
- Optimized to work seamlessly
- Expedited setup
and configuration
- Adaptable, flexible and robust functionality
- Type
- Collaboration
- Office Productivity
- Accounting
- Marketing
- Project Maangement
- Industry
- Customer Relationship Management
- Enterprise Resource Planning
- Human Resource Management
- Content Management
- BPaaS
Anmerkungen:
- specialised type of SaaS that cover the entire business process
- facilitates Business
Process
Outsourceing
- a series of
functions to deliver
service to
customers
- Cloud Deployment
Models
- Public Cloud
- Low cost
- Expertise
- Easy access
- switching
cloud
providers
- Community Cloud
Anmerkungen:
- Shared infrastructure
- Shared cost
- Shared mission,
policy and
compliance
- Requires commitment
- Private Cloud
- dedicated and
secure
infrastructure
- Limited by
organisation's
resources
- Can run off premises
- not require federated identity,
location awareness, common
APIs
- Managed Private
Anmerkungen:
- located in organization's own data center, operated and managed by external vendor
- Hosted Private
Anmerkungen:
- resides in vendor's data center, operated and managed by vendor, owned by organisation
- Private Cloud
Anmerkungen:
- organisation owns and operates
- Hybrid Cloud
- too expensive for just private cloud
- move some systems to private,
some still run public
- Hightened security concerns
- Cloud by location
- On-premise
- Off-premise
- On-shore
- Off-shore
- Service Oriented Architecture
Anmerkungen:
- logical representation of a process
- exposes a set of standard opertation
- black box to its consumer
- re-usable / repeatable
- can be composed of other services
- API
- Web service
and REST
- Remote
Procedure Calls
- Java Remote
Method
Invocation (RMI)