![Alex Xu on Twitter: "Why is 𝐑𝐞𝐝𝐢𝐬 so 𝐟𝐚𝐬𝐭? There are 3 main reasons: 1. Redis is a RAM-based data store. RAM access is at least 1000 times faster than random disk Alex Xu on Twitter: "Why is 𝐑𝐞𝐝𝐢𝐬 so 𝐟𝐚𝐬𝐭? There are 3 main reasons: 1. Redis is a RAM-based data store. RAM access is at least 1000 times faster than random disk](https://pbs.twimg.com/media/FMx3JZRUYAIWWKq.jpg:large)
Alex Xu on Twitter: "Why is 𝐑𝐞𝐝𝐢𝐬 so 𝐟𝐚𝐬𝐭? There are 3 main reasons: 1. Redis is a RAM-based data store. RAM access is at least 1000 times faster than random disk
Alex Xu on Twitter: "/1 Why is Redis so 𝐟𝐚𝐬𝐭? The diagram below shows 3 main reasons: 1️⃣ Redis is RAM-based. Access to RAM is at least 1000 times faster than access
![Who Said All Redis Data Must Be Stored in Memory? Explore Redis Hybrid Storage Instances - Alibaba Cloud Community Who Said All Redis Data Must Be Stored in Memory? Explore Redis Hybrid Storage Instances - Alibaba Cloud Community](https://yqintl.alicdn.com/a3fc47a04cca667b4f2970561b0787a47d4eda8a.png)
Who Said All Redis Data Must Be Stored in Memory? Explore Redis Hybrid Storage Instances - Alibaba Cloud Community
![Troubleshoot the high memory usage of an ApsaraDB for Redis instance - ApsaraDB for Redis - Alibaba Cloud Documentation Center Troubleshoot the high memory usage of an ApsaraDB for Redis instance - ApsaraDB for Redis - Alibaba Cloud Documentation Center](https://help-static-aliyun-doc.aliyuncs.com/assets/img/en-US/6643795161/p210999.png)