Pod is the smallest #202201291535 unit which provides the abstraction over the containers inside it. If a pod dies, Kubernetes will restart it with a new state.
You should not be able to interact with Pod directly. Instead, interact with 202201311650#.
See 202202152103#.
Note: The corresponding 202201311630 need to reference to the PVC’s name in 202202152103.
Persistent Volume Claim is a type of #202201311647 that help #202201311630 to secure necessary #202202151901. It is under the control of 202201291535 cluster.
Persistent Volume is a type of #202201311647 that hold an actual storage. It will not be under the control of 202201291535 cluster. For it to be effective, it needs to be declared beforehand the 202201311630 that will use it.
Volume is a component from #202201291535 that could attach local or remote storage to a #202201311630. It can ensure data persistency especially when used alongside with databases.
StatefulSet is a component from #202201291535 that define a blueprint and build up abstraction for stateful #202201311630 replication. It is usually used for database construction. For stateless pod see 202201311650.
Note: selector will be used to find the corresponding labels defined in 202202181227 to connect 202201311630.
Service is a component from #202201291535 that help #202201311630 to fixate a permanent 202206151453#. It also act as a load balancer between nodes.
Scheduler is a process running on 202201291535’s #202202012056 that decides which 202202012054 should the new #202201311630 be allocated. The data from the 202202012234 such as the required resources that the pod needed and the currently available resources in the node will affect the dicision made by the scheduler.
Ingress is a component from #202201291535 that assign domain name to 202201311634#. It will be managed by Ingress Controller 202201311630.
Deployment is a component from #202201291535 that define a blueprint and build up abstraction for stateless #202201311630 replication. For stateful pod see 202201311654.
ConfigMap is a component from #202201291535 that contain the external configuration for the containarised application in a #202201311630. User credentials such as username and password could be store in this component but a better way to do this is to store them at 202201311645#.
Kube Proxy is a process running on 202201291535’s #202202012054 that forwards the requests from #202201311634 to 202201311630.