Debug School: Nisanth

What is POD, write a 10 lines explaination on POD by Nisanth

Nisanth — Thu, 20 Oct 2022 06:14:24 +0000

Pods is small atomic unit that kubernetes instantiate. The container is created inside. Each pod can have single container or multiple container of different application. The stage of pods are

Pending - Start deploying phase
Running - Container running
Success / Failed status - Container success/failure stage

Architecture of Kubernetes and few lines for each component by Nisanth

Nisanth — Thu, 20 Oct 2022 06:08:28 +0000

Master Node
Controller - Controls the worker node by checking the health
Scheduler - Used to schedule pods to worker nodes
etcd - Key/Value storage that stores the meta info of all nodes
Api server - Gets comments from user and pass to controller & scheduler
Worker node
Pods - Container runs inside the pod
Kubelet - Manage the worker node
Proxy - Proxy to the nodes

What are the 10 feature which we need at prod level, Kubernetes has it? By Nisanth

Nisanth — Thu, 20 Oct 2022 06:02:45 +0000

Container management
Load balancing
Multi port support in single host
Scale-in
Scale-out
Deploy million of object in few minutes
Security
Auto healing
Workload placement based on the available resource cpu, ram
Storage & Application orchestration

What is Kubernetes? By Nisanth

Nisanth — Thu, 20 Oct 2022 05:58:08 +0000

Kubernetes is a orchestration tool that manage million of containers. It is ease the software deployment, auto scaling in/out of application based on the number of requests.