Recommended Reading : PostgreSQL Performance Benchmark Whitepaper : Comparing Joyent and AWS EC2

Joyent has announced a very interesting benchmark and an accompanying whitepaper.  Joyent has optimized Postgres to run fast in their cloud. In head-to-head benchmark tests using standard Master/Slave Postgres configurations. According to Joyent – “Joyent’s virtual databases completed tasks up to 15X faster than a comparable Postgres multi-node virtualized database configurations running on Amazon Web Services.”  Very interesting read, their performance was very good, even beating AWS SSD configurations.