OpenShift worker nodes
E816918
OpenShift worker nodes are the cluster machines that run containerized application workloads and associated services in a Red Hat OpenShift environment.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Kubernetes worker nodes
ⓘ
cluster node role ⓘ |
| canBe |
bare metal servers
ⓘ
cloud instances ⓘ compute nodes (compute role) ⓘ infrastructure nodes (infra role) ⓘ virtual machines ⓘ |
| canHost |
platform workloads when labeled accordingly
ⓘ
user application namespaces ⓘ |
| canRun |
Linux containers
ⓘ
Windows containers (on Windows worker nodes) ⓘ |
| communicatesWith |
OpenShift API server
NERFINISHED
ⓘ
OpenShift ingress controllers NERFINISHED ⓘ |
| configuredBy | MachineConfigOperator NERFINISHED ⓘ |
| exposes |
application services to clients
ⓘ
node metrics ⓘ |
| hosts |
application pods
ⓘ
daemonset workloads ⓘ deployment workloads ⓘ stateful workloads ⓘ |
| identifiedBy | Kubernetes Node objects ⓘ |
| integratesWith |
OpenShift logging stack
ⓘ
OpenShift service mesh (for workloads) NERFINISHED ⓘ |
| labeledAs | worker role in OpenShift ⓘ |
| managedBy |
Cluster Version Operator (indirectly via MCO)
NERFINISHED
ⓘ
OpenShift control plane NERFINISHED ⓘ |
| monitoredBy | OpenShift monitoring stack NERFINISHED ⓘ |
| partOf | Red Hat OpenShift cluster NERFINISHED ⓘ |
| requires |
container image registry access
ⓘ
network connectivity to control plane ⓘ |
| runs |
associated application services
ⓘ
containerized application workloads ⓘ |
| scaledBy |
cluster administrators
ⓘ
cluster autoscaler ⓘ |
| scheduledBy | Kubernetes scheduler NERFINISHED ⓘ |
| securedBy |
Kubernetes RBAC
NERFINISHED
ⓘ
SecurityContextConstraints NERFINISHED ⓘ |
| subjectTo |
cluster update operations
ⓘ
node taints and tolerations ⓘ |
| supports |
autoscaling via MachineAutoscaler
ⓘ
horizontal scaling of workloads ⓘ persistent storage via PersistentVolumeClaims ⓘ |
| uses |
CRI-O container runtime
ⓘ
Ignition configuration at provisioning time ⓘ Kubernetes kubelet NERFINISHED ⓘ Node resource reservations ⓘ OpenShift SDN or OVN-Kubernetes networking NERFINISHED ⓘ Red Hat Enterprise Linux CoreOS (RHCOS) NERFINISHED ⓘ |
Referenced by (1)
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