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Apache Kafka is a distributed event store and stream-processing platform. It is an open-source system developed by the Apache Software Foundation written in Java and Scala.The project aims to provide a unified, high-throughput, low-latency platform for handling real-time data feeds.
The pub/sub pattern scales well for small networks with a small number of publisher and subscriber nodes and low message volume. However, as the number of nodes and messages grows, the likelihood of instabilities increases, limiting the maximum scalability of a pub/sub network. Example throughput instabilities at large scales include:
A restaurant waiter is an example of a service-related occupation. A service is an act or use for which a consumer, company, or government is willing to pay. [1] Examples include work done by barbers, doctors, lawyers, mechanics, banks, insurance companies, and so on.
For example, a customer may ask for a complete replacement of a broken car part with a new one, irrespective of whether the damage is small or large (which the customer doesn't know). In this case the new part is "proof" that the customer hasn't been overcharged.
Goods can be returned while a service, once delivered cannot. [4] Goods are not always tangible and may be virtual e.g. a book may be paper or electronic. Marketing theory makes use of the service-goods continuum as an important concept [5] which "enables marketers to see the relative goods/services composition of total products". [6]
Examples of peripheral goods and services in the fast food industry include toys (peripheral goods) that are offered as part of a kiddie's meal and a kids' play area (peripheral service) inside the fast food restaurant. The CBP may also contain some variants as part of the product offering.
An enterprise service bus (ESB) implements a communication system between mutually interacting software applications in a service-oriented architecture (SOA). It represents a software architecture for distributed computing , and is a special variant of the more general client-server model, wherein any application may behave as server or client.
Service as a product (SaaP); pronounced / s æ p / or / s ɑː p / [1] is a transaction of service production and delivery model in which a productized service [2] is sold by the seller or vendor to the buyer and is centrally hosted, either on a standalone website or an open marketplace platform. It is sometimes referred to as "on-demand service".