# What does Discourse use Redis for?

**URL:** <https://meta.discourse.org/t/what-does-discourse-use-redis-for/155042>\
**Category:** Development\
**Created:** [June 16, 2020, 7:11pm UTC](https://meta.discourse.org/t/what-does-discourse-use-redis-for/155042 "2020-06-16T19:11:22Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![pfaffman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/pfaffman/32/120154_2.png) [@pfaffman](https://meta.discourse.org/u/pfaffman)\
**Post date:** [August 18, 2022, 7:34pm UTC](https://meta.discourse.org/t/what-does-discourse-use-redis-for/155042/6 "2022-08-18T19:34:14Z")

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A wild guess is that a load balancer and redis and postgres is $50/month plus whatever you pay for the droplet(s).

If you’re concerned about cost, then I recommend a 2GB droplet and double it if it’s not enough.

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_[View the full topic](https://meta.discourse.org/t/what-does-discourse-use-redis-for/155042)._