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Core models for delivering IT resources in the cloud that define responsibility boundaries and management tasks between provider and consumer.
Cloud service models (IaaS, PaaS, SaaS) define layers of responsibility and abstraction for delivering computing resources over the internet. They clarify control, operational tasks and typical use cases, guiding architectural decisions and vendor selection. The distinction influences security, compliance and integration patterns between provider and consumer.
Time from decision to production-ready deployment of an environment.
Monthly costs for infrastructure, licenses and management.
Measure of service availability and mean time to recovery.
A small team reduces infrastructure overhead via PaaS and accelerates releases.
Legacy systems remain on VMs to ensure compatibility and plan migration incrementally.
Email, collaboration and CRM are consumed as SaaS to reduce operational costs.
Perform inventory and requirements analysis
Compare models (IaaS/PaaS/SaaS) based on defined criteria
Build and test a pilot environment
Go-live with monitoring, SLA setup and handover to operations