How to debug a failing Deployment?
· Kubernetes
Failing Deployments require systematic debugging. Learn how to inspect rollout status, events, logs, and resource constraints.
Category: Kubernetes
40 questions in Kubernetes.
How to schedule Pods on specific nodes?
· Kubernetes
Node affinity, selectors, and taints control where Pods run. Learn how to influence the Kubernetes scheduler.
What are admission controllers?
· Kubernetes
Admission controllers intercept requests to the Kubernetes API. Learn how mutating and validating webhooks enforce policies.
How to use readiness and liveness probes?
· Kubernetes
Probes ensure containers are healthy and ready to serve traffic. Learn how to configure HTTP, TCP, and exec probes.
What are Kubernetes resource quotas?
· Kubernetes
Resource quotas limit aggregate resource consumption per namespace. Learn how they prevent noisy neighbors and enforce capacity planning.
How to troubleshoot Pod crashes?
· Kubernetes
Pod crashes have many causes, from resource limits to application errors. Learn a systematic approach to diagnosing and fixing them.
How to create Helm charts?
· Kubernetes
Helm charts package Kubernetes applications for repeatable deployments. Learn the directory structure and templating basics.
What is RBAC in Kubernetes?
· Kubernetes
Role-Based Access Control governs who can do what in a cluster. Learn about Roles, ClusterRoles, RoleBindings, and best practices.
How to perform rolling updates in Kubernetes?
· Kubernetes
Rolling updates replace old Pods with new ones gradually. Learn how Deployments manage zero-downtime updates.
What is Horizontal Pod Autoscaler?
· Kubernetes
HPA automatically scales Pods based on CPU, memory, or custom metrics. Learn how it works and how to configure it.