Glossary of terms

use this glossary to familiarize yourself with the key terminology and concepts used in understanding these terms will help you navigate the platform more effectively and better understand the configuration, management and operation of container clusters throughout their lifecycle glossary service account (in progress) a principal identity recognizable by users and peripheral systems, composed of a set of secrets for authentication and authorization cluster role (in progress) a cluster level logical grouping of policy rules, accessible as a unit by role binding or cluster role binding role (in progress) a name spaced logical grouping of policy rules, accessible as a unit by role binding cluster role binding (in progress) links to a cluster role without containing it it references a cluster role in the global namespace and adds information through subject role binding (in progress) references a role without containing it it can link to a role in the same namespace or a cluster role in the global namespace, adding 'who' information via subjects and specifying the namespace of existence config map holds configuration data for pods to utilize secret contains secret data of a certain type a service is a named software service abstraction (e g , mysql), comprising a local port and a selector to determine which pods respond to requests ingress a collection of rules enabling inbound connections to reach backend defined endpoints it can configure services for external urls, load balance traffic, terminate ssl, and more persistent volume (pv) a storage resource provisioned by an administrator persistent volume claim a user's request for and claim to a persistent volume pod a collection of containers that can operate on a host deployment facilitates declarative updates for pods and replica sets replica set ensures a specified number of pod replicas are running at any given time daemon set represents the configuration of a daemon set stateful set represents a set of pods with consistent identities, defined by network and storage attributes job represents the configuration of a single job cronjob represents the configuration of a single cronjob