Given CockroachDB scales with vCPU, there’s a hard limit to how many active connections we can support per vCPU before a serious problem arises. PGBouncer stretches the limits a bit making it a cost-effective option. In serverless architectures, there is no client-side connection pooling, and using middleware like PGBouncer can alleviate the problem of connection storms. Please see my previous articles on the topic for more details.

Previous Articles

  1. Using PGBouncer with CockroachDB
  2. Using PGBouncer with Cockroach Cloud Free Tier
  3. Exploring PGBouncer auth_type(s) with CockroachDB


We’ve covered how to deploy PGBouncer with a self-hosted CockroachDB cluster. Today, I’m going to demonstrate how to run PGBouncer along with the Cockroach Cloud free-forever tier database. The overall concepts are identical, but we will highlight some of the major differences in deploying PGBouncer with a cloud product.

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