Chapter 5 Flashcards
what is control layer
includes software tool that responsible for managing and controlling underlying infrastructure
provision the required resources to fulfill the service request
what is control software
resource pool , optimizing utilization of resources , dynamic allocation of resources for services
what is the def between unified and element management
element : require to manage infrastructure components independtely
unified : provides single management interface for provisioning and configuring resources for app and services
key goals of resource management
control utilization of resources
- prevent service instances from monopolizing resources
hyper threading
makes processor appear as two logical processor core
enable os to schedule two threads simultaneously
logical processor can share the same physical resources
while the the thread is stalled the processor can execute another thread
virtual storage provisioning
its enable to present an lun to an app with more capacity than is physical allocated to it in storage system
network traffic management
network traffic flow in controlled and managed to optimize the performance and availability of cloud services
what is load balancer
its between node cluster and internet
load balancer decided where to forward the request
