# Benchmark: Shared vs. Dedicated Redis Instances

**Tagline:** News & Media | **Authors:** Redis   | **Categories:** Tech | **Published:** 2013-06-27 | **Updated:** 2025-03-04

[Eli](http://stackoverflow.com/questions/16221563/whats-the-point-of-multiple-redis-databases)

[kenn](http://stackoverflow.com/questions/5148390/redis-databases-on-a-dev-machine-with-multiple-projects)

[Chris Laskey](https://chrislaskey.com/)

[matteo on the Redis group](https://groups.google.com/forum/#!topic/redis-db/hjJRhlXN214)

**The Theory**

**The Proof**

[here](https://github.com/GarantiaData/memtier_benchmark)

**memtier_benchmark -s <host> -p <port> -P redis -t 4 -n 10000 –ratio 1:1 -c 25 -x 10 -d 100 –key-pattern S:S**

[ZINTERSTORE](http://redis.io/commands/zinterstore)

**The Inevitable Conclusion**

---