Generally available: 4 TiB, 8 TiB, and 16 TiB storage per node for Azure Cosmos DB for PostgreSQL 1st March 2023 Anthony Mashford Onboard even larger distributed Postgres workloads to Azure Cosmos DB for PostgreSQL with fewer nodes using 4 TiB, 8 TiB, or 16 TiB storage per node. Source: Azure Roadmap