Kubernetes is a tool used to manage and scale applications automatically π
In simple words
Kubernetes helps you
run, scale, and manage containers easily π§
Without Kubernetes β
β’ Manual scaling
β’ Hard deployments
β’ Downtime during updates
π§ What Kubernetes Manages
β’ Containers π¦
β’ Deployments π
β’ Scaling π
β’ Load balancing βοΈ
β’ Self healing apps π
π Real World Usage
β’ Large scale web applications
β’ Microservices architecture
β’ Cloud native systems
β’ High traffic platforms
π How Kubernetes Works
Developer deploys app π§βπ»
Kubernetes runs containers π¦
Kubernetes monitors health β€οΈ
If something fails, it restarts automatically π
π» Example: Simple Kubernetes Deployment
apiVersion: apps/v1
kind: Deployment
metadata:
name: my-app
spec:
replicas: 3
template:
spec:
containers:
- name: app
image: myapp:latest