Docker Swarm components

Docker Swarm consists of several key components that work together to enable container orchestration across a cluster of Docker nodes. Here's an overview of the main components:

1. Swarm Manager

• Role: Orchestrates and manages the cluster.
• Responsibilities:
  • Maintains the desired state of the cluster.
  • Schedules services and tasks across worker nodes.
  • Performs health checks and ensures high availability.
  • Manages the Swarm's internal state, stored in a distributed key-value store (Raft consensus algorithm).

2. Worker Nodes

• Role: Execute tasks assigned by the Swarm Manager.
• Responsibilities: