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How to Install Redis on Ubuntu Linux | Complete Step-by-Step Guide
In this step-by-step tutorial, you’ll learn **how to install Redis on Ubuntu Linux** the correct and easiest way. Redis is a powerful **in-memory data store**, widely used for caching, sessions, message queues, real-time analytics, and high-performance backend systems. Whether you're a developer, student, or server admin, this guide will help you install, configure, and run Redis like a pro.
We’ll cover installation using APT, enabling Redis as a system service, changing configuration settings, testing Redis with built-in commands, and securing your Redis setup.
### **In This Video, You Will Learn:**
✅ What Redis is and why it’s used
✅ How to install Redis with the APT package manager
✅ How to verify Redis installation (`redis-server`, `redis-cli`)
✅ How to enable Redis to start on boot
✅ How to check Redis service status using `systemctl`
✅ How to configure Redis in `/etc/redis/redis.conf`
✅ How to enable protected mode & bind to localhost
✅ How to set a Redis password for security
✅ How to test your installation using ping commands
✅ How to start, stop, restart, or reload Redis service
### **Why Use Redis?**
Redis is commonly used for:
* Caching frequently accessed data
* Storing user sessions
* Real-time leaderboard systems
* Message queues & pub/sub
* Counting, analytics, and rate-limiting
* Fast NoSQL key-value storage
It’s extremely fast and ideal for modern high-performance applications.
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2025/11/15
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