postgres-testing KVM testing on CentOS Linux 7 via the Phoronix Test Suite. postgres-current: Processor: Common KVM (8 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org BIOS), Memory: 1 x 16384 MB RAM QEMU, Disk: 21GB QEMU HDD + 27GB QEMU HDD, Graphics: bochsdrmfb OS: CentOS Linux 7, Kernel: 3.10.0-957.21.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM postgres-hugepages: Processor: Common KVM (8 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org BIOS), Memory: 1 x 16384 MB RAM QEMU, Disk: 21GB QEMU HDD + 27GB QEMU HDD, Graphics: bochsdrmfb OS: CentOS Linux 7, Kernel: 3.10.0-957.21.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Normal Load - Mode: Read Only TPS > Higher Is Better postgres-current ... 64052 |================================================== postgres-hugepages . 65105 |=================================================== PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Normal Load - Mode: Read Write TPS > Higher Is Better postgres-current ... 798 |==================================================== postgres-hugepages . 811 |===================================================== PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Single Thread - Mode: Read Only TPS > Higher Is Better postgres-current ... 7182 |==================================================== postgres-hugepages . 6956 |================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Normal Load - Mode: Read Only TPS > Higher Is Better postgres-current ... 64696 |================================================== postgres-hugepages . 66100 |=================================================== PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Single Thread - Mode: Read Write TPS > Higher Is Better postgres-current ... 97.20 |================================================== postgres-hugepages . 98.28 |=================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Normal Load - Mode: Read Only TPS > Higher Is Better postgres-current ... 49979 |============================================== postgres-hugepages . 55115 |=================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Normal Load - Mode: Read Write TPS > Higher Is Better postgres-current ... 1867 |=================================================== postgres-hugepages . 1892 |==================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Normal Load - Mode: Read Write TPS > Higher Is Better postgres-current ... 5817 |=================================================== postgres-hugepages . 5977 |==================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Single Thread - Mode: Read Only TPS > Higher Is Better postgres-current ... 7386 |==================================================== postgres-hugepages . 6962 |================================================= PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Heavy Contention - Mode: Read Only TPS > Higher Is Better postgres-current ... 68014 |================================================== postgres-hugepages . 69944 |=================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Single Thread - Mode: Read Only TPS > Higher Is Better postgres-current ... 6053 |================================================= postgres-hugepages . 6442 |==================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Single Thread - Mode: Read Write TPS > Higher Is Better postgres-current ... 201 |==================================================== postgres-hugepages . 203 |===================================================== PostgreSQL pgbench 10.3 Scaling: On-Disk - Test: Heavy Contention - Mode: Read Write TPS > Higher Is Better postgres-current ... 797 |==================================================== postgres-hugepages . 814 |===================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Single Thread - Mode: Read Write TPS > Higher Is Better postgres-current ... 404 |=================================================== postgres-hugepages . 420 |===================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Heavy Contention - Mode: Read Only TPS > Higher Is Better postgres-current ... 69094 |================================================== postgres-hugepages . 69866 |=================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Heavy Contention - Mode: Read Only TPS > Higher Is Better postgres-current ... 50680 |============================================ postgres-hugepages . 58217 |=================================================== PostgreSQL pgbench 10.3 Scaling: Mostly RAM - Test: Heavy Contention - Mode: Read Write TPS > Higher Is Better postgres-current ... 1796 |==================================================== postgres-hugepages . 1803 |==================================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Heavy Contention - Mode: Read Write TPS > Higher Is Better postgres-current ... 5952 |================================================== postgres-hugepages . 6213 |====================================================