Ubuntu 12.04 Core i7 Xen Virtualization Linux virtualization testing under Ubuntu 12.04 with the Linux 3.2 kernel on an Intel Core i7 platform with KVM and Xen virtualization technologies. Testing for a future article on Phoronix.com. Bare Metal: Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: LENOVO 4318CTO, Chipset: Intel Core DMI, Memory: 4096MB, Disk: 160GB INTEL SSDSA2M160, Graphics: NVIDIA Quadro FX 880M 1024MB (550/790MHz), Audio: Conexant CX20585, Network: Intel 82577LM Gigabit Connection + Intel Centrino Ultimate-N 6300 OS: Ubuntu 12.04, Kernel: 3.2.0-20-generic (x86_64), Desktop: Unity 5.6.0, Display Server: X Server 1.11.3, Display Driver: nouveau 0.0.16, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1600x900 KVM: Processor: QEMU Virtual 1.0 @ 1.60GHz (8 Cores), Motherboard: Bochs, Chipset: Red Hat Virtio, Memory: 3072MB, Disk: 35GB, Graphics: LLVMpipe, Audio: Generic 1af4 ID 20, Network: Red Hat Virtio device OS: Ubuntu 12.04, Kernel: 3.2.0-20-generic (x86_64), Desktop: Unity 2D 5.6.0, Display Server: X Server 1.11.3, Display Driver: cirrus 1.3.2, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1024x768, System Layer: QEMU 1.0 Xen: Processor: Intel Core i7 720Q @ 1.60GHz (8 Cores), Motherboard: Xen HVM domU v4.1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 3072MB, Disk: 35GB, Graphics: LLVMpipe, Audio: Ensoniq ES1370 OS: Ubuntu 12.04, Kernel: 3.2.0-20-generic (x86_64), Desktop: Unity 2D 5.6.0, Display Server: X Server 1.11.3, Display Driver: cirrus 1.3.2, OpenGL: 2.1 Mesa 8.0.2 Gallium 0.4, Compiler: GCC 4.6, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.1.2 Compile Bench 0.6 Test: Compile MB/s > Higher Is Better Bare Metal . 108.49 |========================================================== KVM ........ 91.06 |================================================= Xen ........ 101.71 |====================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better Bare Metal . 92.69 |=========================================================== KVM ........ 77.58 |================================================= Xen ........ 74.43 |=============================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better Bare Metal . 116.35 |================= KVM ........ 386.60 |========================================================== Xen ........ 324.14 |================================================= Dbench 4.0 Client Count: 1 MB/s > Higher Is Better Bare Metal . 205.88 |========================================================== KVM ........ 134.70 |====================================== Xen ........ 202.98 |========================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Bare Metal . 92.69 |=========================================================== KVM ........ 23.85 |=============== Xen ........ 48.20 |=============================== VP8 libvpx Encoding 0.9.7-p1 vpxenc Frames Per Second > Higher Is Better Bare Metal . 9.90 |============================================================ KVM ........ 7.70 |=============================================== Xen ........ 8.70 |===================================================== x264 2011-12-06 H.264 Video Encoding Frames Per Second > Higher Is Better Bare Metal . 58.30 |=========================================================== KVM ........ 48.83 |================================================= Xen ........ 51.68 |==================================================== GMPbench 0.2 Total Time GMPbench Score > Higher Is Better Bare Metal . 1737.30 |========================================================= KVM ........ 1701.00 |======================================================== Xen ........ 1063.20 |=================================== GraphicsMagick 1.3.12 Operation: Blur Iterations Per Minute > Higher Is Better Bare Metal . 73 |============================================================== KVM ........ 70 |=========================================================== Xen ........ 45 |====================================== GraphicsMagick 1.3.12 Operation: HWB Color Space Iterations Per Minute > Higher Is Better Bare Metal . 107 |============================================================= KVM ........ 104 |=========================================================== Xen ........ 67 |====================================== GraphicsMagick 1.3.12 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better Bare Metal . 41 |============================================================== KVM ........ 40 |============================================================ Xen ........ 31 |=============================================== GraphicsMagick 1.3.12 Operation: Resizing Iterations Per Minute > Higher Is Better Bare Metal . 88 |============================================================== KVM ........ 84 |=========================================================== Xen ........ 58 |========================================= GraphicsMagick 1.3.12 Operation: Sharpen Iterations Per Minute > Higher Is Better Bare Metal . 41 |============================================================== KVM ........ 40 |============================================================ Xen ........ 32 |================================================ Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better Bare Metal . 1072.63 |========================================================= KVM ........ 1016.47 |====================================================== Xen ........ 659.29 |=================================== 7-Zip Compression 9.20.1 Compress Speed Test MIPS > Higher Is Better Bare Metal . 8840 |============================================================ KVM ........ 7680 |==================================================== Xen ........ 7955 |====================================================== SciMark 2.0 Computational Test: Composite Mflops > Higher Is Better Bare Metal . 734.99 |========================================================== KVM ........ 649.42 |=================================================== Xen ........ 465.57 |===================================== SciMark 2.0 Computational Test: Dense LU Matrix Factorization Mflops > Higher Is Better Bare Metal . 1226.06 |========================================================= KVM ........ 1085.13 |================================================== Xen ........ 765.75 |==================================== SciMark 2.0 Computational Test: Fast Fourier Transform Mflops > Higher Is Better Bare Metal . 184.22 |========================================================== KVM ........ 138.35 |============================================ Xen ........ 149.60 |=============================================== SciMark 2.0 Computational Test: Jacobi Successive Over-Relaxation Mflops > Higher Is Better Bare Metal . 781.62 |========================================================== KVM ........ 755.19 |======================================================== Xen ........ 488.98 |==================================== SciMark 2.0 Computational Test: Monte Carlo Mflops > Higher Is Better Bare Metal . 345.25 |========================================================== KVM ........ 336.37 |========================================================= Xen ........ 209.31 |=================================== SciMark 2.0 Computational Test: Sparse Matrix Multiply Mflops > Higher Is Better Bare Metal . 1137.79 |========================================================= KVM ........ 932.06 |=============================================== Xen ........ 714.21 |==================================== John The Ripper 1.7.9 Test: Blowfish Real C/S > Higher Is Better Bare Metal . 2199 |============================================================ KVM ........ 2090 |========================================================= Xen ........ 1947 |===================================================== Timed HMMer Search 2.3.2 Pfam Database Search Seconds < Lower Is Better Bare Metal . 35.22 |=========================================================== KVM ........ 28.76 |================================================ Xen ........ 30.20 |=================================================== Timed MAFFT Alignment 6.864 Multiple Sequence Alignment Seconds < Lower Is Better Bare Metal . 14.62 |=========================================== KVM ........ 19.72 |========================================================= Xen ........ 20.24 |=========================================================== Timed ImageMagick Compilation 6.6.3-4 Time To Compile Seconds < Lower Is Better Bare Metal . 94.34 |=========================================== KVM ........ 103.35 |=============================================== Xen ........ 127.77 |========================================================== Timed Linux Kernel Compilation 3.1 Time To Compile Seconds < Lower Is Better Bare Metal . 184.79 |====================================== KVM ........ 206.75 |=========================================== Xen ........ 279.43 |========================================================== C-Ray 1.1 Total Time Seconds < Lower Is Better Bare Metal . 106.88 |======================================================= KVM ........ 108.76 |======================================================== Xen ........ 112.64 |========================================================== LZMA Compression 256MB File Compression Seconds < Lower Is Better Bare Metal . 174.96 |============================================ KVM ........ 225.05 |======================================================== Xen ........ 231.66 |========================================================== Parallel BZIP2 Compression 1.0.5 256MB File Compression Seconds < Lower Is Better Bare Metal . 19.57 |======================================================= KVM ........ 20.43 |========================================================== Xen ........ 20.82 |=========================================================== Crafty 23.4 Elapsed Time Seconds < Lower Is Better Bare Metal . 109.34 |==================================== KVM ........ 114.51 |===================================== Xen ........ 177.66 |========================================================== FLAC Audio Encoding 1.2.1 WAV To FLAC Seconds < Lower Is Better Bare Metal . 10.04 |===================================== KVM ........ 10.34 |====================================== Xen ........ 16.18 |=========================================================== LAME MP3 Encoding 3.99.3 WAV To MP3 Seconds < Lower Is Better Bare Metal . 24.32 |==================================== KVM ........ 24.95 |===================================== Xen ........ 39.71 |=========================================================== FFmpeg 0.10 AVI To NTSC VCD Seconds < Lower Is Better Bare Metal . 15.92 |===================================== KVM ........ 16.60 |====================================== Xen ........ 25.68 |=========================================================== N-Queens 1.0 Elapsed Time Seconds < Lower Is Better Bare Metal . 361.45 |==================================== KVM ........ 368.68 |===================================== Xen ........ 583.99 |========================================================== Open FMM Nero2D 2.0.2 Total Time Seconds < Lower Is Better Bare Metal . 830.21 |=================================== KVM ........ 851.10 |==================================== Xen ........ 1347.62 |========================================================= Smallpt 1.0 Global Illumination Renderer; 100 Samples Seconds < Lower Is Better Bare Metal . 69 |========================================================== KVM ........ 70 |=========================================================== Xen ........ 74 |============================================================== OpenSSL 1.0.0e RSA 4096-bit Performance Signs Per Second > Higher Is Better Bare Metal . 42.08 |=========================================================== KVM ........ 41.05 |========================================================== Xen ........ 25.83 |==================================== NAS Parallel Benchmarks 3.3 Test / Class: BT.A Total Mop/s > Higher Is Better Bare Metal . 5451.11 |========================================================= KVM ........ 5158.19 |====================================================== Xen ........ 5021.54 |===================================================== NAS Parallel Benchmarks 3.3 Test / Class: CG.B Total Mop/s > Higher Is Better Bare Metal . 1483.68 |========================================================= KVM ........ 1359.37 |==================================================== Xen ........ 1235.88 |=============================================== NAS Parallel Benchmarks 3.3 Test / Class: EP.B Total Mop/s > Higher Is Better Bare Metal . 92.80 |=========================================================== KVM ........ 90.62 |========================================================== Xen ........ 83.83 |===================================================== NAS Parallel Benchmarks 3.3 Test / Class: FT.B Total Mop/s > Higher Is Better Bare Metal . 2667.01 |========================================================= KVM ........ 2505.97 |====================================================== Xen ........ 2406.95 |=================================================== NAS Parallel Benchmarks 3.3 Test / Class: IS.C Total Mop/s > Higher Is Better Bare Metal . 86.10 |=========================================================== KVM ........ 63.24 |=========================================== Xen ........ 54.71 |===================================== NAS Parallel Benchmarks 3.3 Test / Class: LU.A Total Mop/s > Higher Is Better Bare Metal . 5194.24 |========================================================= KVM ........ 4731.30 |==================================================== Xen ........ 3691.36 |========================================= NAS Parallel Benchmarks 3.3 Test / Class: MG.B Total Mop/s > Higher Is Better Bare Metal . 2499.28 |========================================================= KVM ........ 2449.35 |======================================================== Xen ........ 2149.73 |================================================= NAS Parallel Benchmarks 3.3 Test / Class: SP.A Total Mop/s > Higher Is Better Bare Metal . 2838.97 |========================================================= KVM ........ 2563.75 |=================================================== Xen ........ 2386.11 |================================================ NAS Parallel Benchmarks 3.3 Test / Class: UA.A Total Mop/s > Higher Is Better Bare Metal . 20.33 |=========================================================== KVM ........ 17.88 |==================================================== Xen ........ 12.86 |===================================== NGINX Benchmark 1.0.11 Static Web Page Serving Requests Per Second > Higher Is Better Bare Metal . 14515.87 |======================================================== KVM ........ 11874.67 |============================================== Xen ........ 10309.62 |========================================