aws-ubuntu14-postgres Xen HVM domU 4.2.amazon testing on Ubuntu 14.04 via the Phoronix Test Suite. t2.medium: Processor: Intel Xeon E5-2676 v3 @ 2.39GHz (2 Cores), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM, Disk: 8GB, Graphics: Cirrus Logic GD 5446 OS: Ubuntu 14.04, Kernel: 3.13.0-147-generic (x86_64), Compiler: GCC 4.8.4, File-System: ext4, System Layer: Xen HVM domU 4.2.amazon PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Normal Load - Mode: Read Write TPS > Higher Is Better t2.medium . 830.85 |=========================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Normal Load - Mode: Read Write TPS > Higher Is Better t2.medium . 1630.29 |========================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Normal Load - Mode: Read Write TPS > Higher Is Better t2.medium . 2682.80 |==========================================================