VirtualBox 6.0 vs. KVM vs. Bare Linux Benchmarks, "SQLite 3.22 - Timed SQLite Insertions", Lower Results Are Better "VirtualBox 6.0",110.93044900894,177.28839492798,161.66647601128,204.87606287003,154.19850492477,169.81131100655,155.50783205032,160.86216115952,195.0941028595 "KVM",57.522821903229,48.260264873505,45.877748966217,45.308228969574,47.71115899086,46.291956186295,46.028058052063,44.881967067719,44.760198831558,45.187386035919,45.546904087067,47.048125982285 "Bare Metal",36.392599105835,36.425148010254,35.956787109375 "Flexible IO Tester 3.1 - Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory", Higher Results Are Better "VirtualBox 6.0",25700,26600,25500 "KVM",145000,144000,143000 "Bare Metal",206000,205000,205000 "Flexible IO Tester 3.1 - Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory", Higher Results Are Better "VirtualBox 6.0",28400,27100,27500 "KVM",130000,126000,126000 "Bare Metal",279000,304000,259000,328000,297000,331000,330000,279000,259000,330000,313000,330000 "Flexible IO Tester 3.1 - Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory", Higher Results Are Better "VirtualBox 6.0",106,107,112 "KVM",691,671,694 "Bare Metal",1015,1020,1017 "FS-Mark 3.3 - Test: 1000 Files, 1MB Size", Higher Results Are Better "VirtualBox 6.0",114.4,113.9,108.3 "KVM",118.1,126.8,135,127.6,121.6,71.6,130.5,71.8,114.2 "Bare Metal",244.8,254.3,253.8 "FS-Mark 3.3 - Test: 5000 Files, 1MB Size, 4 Threads", Higher Results Are Better "VirtualBox 6.0",117.2,106.4,118,110,117.6,112,117.2,103.6,118.8 "KVM",136,126.4,128.4,160.8,203.2,189.6 "Bare Metal",240.8,210.4,213,201.2,172,138.4,131.4,157.6,166 "Compile Bench 0.6 - Test: Compile", Higher Results Are Better "VirtualBox 6.0",1189.77,1138.53,1127.84 "KVM",1180.38,1488.29,1559.19,1322.63,1587.75,1534.23,1521.14,1554.49,1555.24,1518.98,1554.04,1541.34 "Bare Metal",1590.85,1915.24,1626.45,1682.41,1810.05,1698.1,1813.19,1819.24,1662.18,1813.65,1684.85,1818.53 "Compile Bench 0.6 - Test: Initial Create", Higher Results Are Better "VirtualBox 6.0",404.64,368.04,346.95 "KVM",439.38,421.08,443.29 "Bare Metal",517.21,499.78,502.03 "Parboil 2.5 - Test: OpenMP CUTCP", Lower Results Are Better "VirtualBox 6.0",4.301421,4.268474,4.363604 "KVM",3.464138,3.634768,3.532117 "Bare Metal",3.434497,3.32856,3.453965 "NAMD 2.13b1 - ATPase Simulation - 327,506 Atoms", Lower Results Are Better "VirtualBox 6.0",2.18793,2.12915,2.15244 "KVM",1.5148,1.50952,1.52688 "Bare Metal",1.46395,1.46102,1.45272 "DaCapo Benchmark 9.12-MR1 - Java Test: H2", Lower Results Are Better "VirtualBox 6.0",5520,5554,5409,5817 "KVM",5242,5604,5123,5102,5410,5055,5115,5057,5355,5515,5125,5612,5077,5024,5212,5064 "Bare Metal",3901,3844,4161,4141,3525,3867,3695,3910,3832,3883,3666,3540,3912,3662,3444,3943 "DaCapo Benchmark 9.12-MR1 - Java Test: Jython", Lower Results Are Better "VirtualBox 6.0",6636,6579,6704,6965 "KVM",4803,4881,4687,4850 "Bare Metal",4512,4640,4514,4498 "DaCapo Benchmark 9.12-MR1 - Java Test: Tradesoap", Lower Results Are Better "VirtualBox 6.0",8092,8275,7993,8297 "KVM",5967,5870,5515,5498,5607,5565 "Bare Metal",3945,4027,4066,3934 "DaCapo Benchmark 9.12-MR1 - Java Test: Tradebeans", Lower Results Are Better "VirtualBox 6.0",7729,7749,7609,7666 "KVM",5143,5352,5343,5545 "Bare Metal",4069,4121,4090,4019 "Timed Linux Kernel Compilation 4.18 - Time To Compile", Lower Results Are Better "VirtualBox 6.0",95.258812904358,90.706476926804,90.918867111206 "KVM",69.554636001587,65.212103843689 "Bare Metal",63.690740823746,60.620938062668,61.035554170609 "Primesieve 7.2 - 1e12 Prime Number Generation", Lower Results Are Better "VirtualBox 6.0",20.144,20.161,20.565 "KVM",16.699,15.601,15.177,15.175,15.124,15.163,15.203,15.216 "Bare Metal",14.203,14.263,14.237 "Rust Prime Benchmark - Prime Number Test To 200,000,000", Lower Results Are Better "VirtualBox 6.0",28.299710035324,28.344238042831,28.298299789429 "KVM",23.118656873703,23.018049001694,22.857054233551 "Bare Metal",22.661252975464,22.667293071747,22.673070192337 "Node.js Octane Benchmark - ", Higher Results Are Better "VirtualBox 6.0",30701,30393,31843 "KVM",37186,37529,37612 "Bare Metal",37408,37548,38040 "XZ Compression 5.2.4 - Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9", Lower Results Are Better "VirtualBox 6.0",142.21304392815,141.83043003082,140.46301388741 "KVM",116.16353106499,117.09798598289,113.87204408646 "Bare Metal",84.737919092178,81.249621868134,80.57133603096 "Zstd Compression 1.3.4 - Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19", Lower Results Are Better "VirtualBox 6.0",24.249017953873,24.628419160843,25.734737873077 "KVM",19.776708841324,19.961174964905,19.844609975815 "Bare Metal",19.133462190628,19.853455066681,19.396342039108 "Rodinia 2.4 - Test: OpenMP LavaMD", Lower Results Are Better "VirtualBox 6.0",36.488224983215,36.498684883118,36.486395120621 "KVM",26.214037895203,25.948884010315,25.951415061951 "Bare Metal",25.847033977509,25.848011016846,25.852158069611 "TTSIOD 3D Renderer 2.3b - Phong Rendering With Soft-Shadow Mapping", Higher Results Are Better "VirtualBox 6.0",245.519,241.657,241.097 "KVM",366.354,367.796,371.554 "Bare Metal",435.749,434.745,435.749 "x264 2018-09-25 - H.264 Video Encoding", Higher Results Are Better "VirtualBox 6.0",68.8,68.47,68.8 "KVM",80.4,88.73,86.79,87.42,86.03,87.59 "Bare Metal",100.15,104.61,104.15 "Redis 4.0.8 - Test: SET", Higher Results Are Better "VirtualBox 6.0",1262626.25,1287001.25,1277139.25 "KVM",1522070,1574803.12,1344086,1305483.12,1677852.25,1526717.62,1329787.25,1362397.75,1626016.25,1639344.25,1602564.12,1477104.88 "Bare Metal",1519756.88,1589825.12,1540832.12 "Stress-NG 0.07.26 - Test: Semaphores", Higher Results Are Better "VirtualBox 6.0",1762267.31,1734906.03,1767078.3 "KVM",2074913.7,2069803.33,2130561.74 "Bare Metal",2409590.39,2505123.13,2469572.01 "Stress-NG 0.07.26 - Test: Context Switching", Higher Results Are Better "VirtualBox 6.0",2729453.68,2749612.2,2763765.88 "KVM",4915044.37,4990169.23,4922595.2 "Bare Metal",5000527.08,4948595,4964772.65 "Stress-NG 0.07.26 - Test: System V Message Passing", Higher Results Are Better "VirtualBox 6.0",3244340.78,3247672.28,3249544.42 "KVM",5377065.44,5471347.76,5308088.17 "Bare Metal",6216256.3,6130009.89,6200631.09 "Blender 2.79a - Blend File: BMW27 - Compute: CPU-Only", Lower Results Are Better "VirtualBox 6.0", "KVM", "Bare Metal", "Memcached mcperf 1.5.10 - Method: Get", Higher Results Are Better "VirtualBox 6.0",33214.9,32032.4,32378.3 "KVM",43381.5,49031,50766.1,47833.4,45733.8,46149.2,54646.4,47592,45798.1,47076.3,46035.3,50361 "Bare Metal",71344,72749.1,62067.6,65707.3,61775.1,74464.8,56718.2,56809.5,55692.4,74241.8,55763.6,55481 "Memcached mcperf 1.5.10 - Method: Set", Higher Results Are Better "VirtualBox 6.0",11940.1,11693.2,12042.5 "KVM",29889.9,32976,26983.7,27143.1,28741.4,28319.6,27493.7,28910.5,27532.6,28654.2,29002.1,28566.8 "Bare Metal",39544.2,55930.7,39768,39421.6,39674.6,48500.7,39405,39466.6,39041.5,48803.5,39608.5,39561 "Apache Benchmark 2.4.29 - Static Web Page Serving", Higher Results Are Better "VirtualBox 6.0",11765.18,11477,11490.15 "KVM",21681.81,23226.98,22475.19 "Bare Metal",22011.56,22670.53,22416.17 "OSBench - Test: Create Files", Lower Results Are Better "VirtualBox 6.0",19.289134,19.564043,19.249628 "KVM",14.623037,14.495132,15.066378 "Bare Metal",15.081712,14.823939,14.964126 "OSBench - Test: Create Threads", Lower Results Are Better "VirtualBox 6.0",88.560581,85.608959,77.059269,83.239079,79.698563,80.859661,86.028576,64.840317,83.050728,92.937946,72.660446,94.861984 "KVM",32.827854,31.490326,33.769608,25.858879,31.399727,30.748844,26.881695,37.429333,29.771328 "Bare Metal",13.048649,13.179779,12.969971 "OSBench - Test: Launch Programs", Lower Results Are Better "VirtualBox 6.0",85.480213,80.349445,83.470345 "KVM",59.390068,60.770512,60.961246 "Bare Metal",42.848587,42.340755,43.878555 "OSBench - Test: Create Processes", Lower Results Are Better "VirtualBox 6.0",52.759647,54.988861,58.338642,54.290295,56.579113,66.149235,57.001114,54.359436,49.290657 "KVM",45.309067,40.640831,46.219826,40.481091,44.469833,38.940907,38.11121,42.059422,41.959286,41.620731,41.279793,41.060448 "Bare Metal",22.392273,24.921894,24.068356,22.680759,23.248196,22.079945,28.867722,22.130013,22.070408 "OSBench - Test: Memory Allocations", Lower Results Are Better "VirtualBox 6.0",86.137056,85.941076,85.707903 "KVM",77.540159,77.682972,78.023911 "Bare Metal",72.368145,72.543859,72.266817