Docker vs KVM 2 x AMD Opteron 2376 HE testing with a IBM Server Blade and 128MB on Ubuntu 14.04 via the Phoronix Test Suite. docker: Processor: 2 x AMD Opteron 2376 HE @ 2.30GHz (8 Cores), Motherboard: IBM Server Blade, Memory: 16384MB, Disk: 4 x 1797GB 1814 FAStT + 147GB CBRBA146C3ETS0 N, Graphics: 128MB OS: Ubuntu 14.04, Kernel: 3.10.0-229.7.2.el7.x86_64 (x86_64), Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1024x768 RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better docker . 7311.02 |============================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better docker . 7757.79 |============================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better docker . 7255.77 |============================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better docker . 7010.51 |============================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better docker . 7341.16 |============================================================= RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point MB/s > Higher Is Better docker . 8059.48 |============================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better docker . 7725.36 |============================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point MB/s > Higher Is Better docker . 7688.45 |============================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point MB/s > Higher Is Better docker . 8194.50 |============================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better docker . 7946.08 |=============================================================