[Operating System] {ud923} P4L4: Datacenter Technologies

Posted 2021-12-14 ecoflex

 

 

 

Quiz Note

We got our estimates from here. Current estimates have continued to see growth.

 

 

 

 

 Internet Services

 

 

 

 

 Internet Service Architectures

 

 

 

 “Homogeneous” Architectures

all the workers can perform all the required steps for a request.

front end doesnt have to keep track which one of the nodes can perform which particular action, or can service which types of request.

front end just sends requests onto the next available node or 

front end gathers the information of the CPU utiliztion of each node, and accordingly makes decisions.

 

 

 

 “Heterogeneous” Architectures

 

 

 

 

 

 

 

 

 

Lessons from Giant-Scale Services 

 

 

 

 

 

 

 Cloud Computing Poster Child: Animoto

 

 

 

 

 Cloud Computing Requirements

 

 

 

 

 Cloud Computing Overview

 

common software stacks for management include : open source OpenStack and also VMWares‘s vSphere

 

 

 Why Does Cloud Computing Work

 

 

 

 

Cloud Computing Vision 

 

 

 

 

 

 

 

Cloud Deployment Models 

 

 

 

 

 

 Cloud Service Models

 

software (as a Service) => SaaS

Plaform => Paas

Infrastructure => Iaas

 

 

 

Requirements for the Cloud 

 

 

 

 

 

 

 

 

 Cloud Enabling Technologies

 

 

 

 

 The Cloud as a Big Data Engine

 

 

 

 

 

 

 Example Big Data Stacks