docker-iozone-1 docker VirtualBox testing on Ubuntu 16.04.5 LTS via the Phoronix Test Suite. VBOX HDD: Processor: Intel Core i7-8850H @ 2.59GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Memory: 2048MB, Disk: 11GB VBOX HDD + 27GB VBOX HDD, Graphics: vboxdrmfb OS: Ubuntu 16.04.5 LTS, Kernel: 4.15.0-42-generic (x86_64), Compiler: GCC 5.4.0 20160609, File-System: overlayfs, Screen Resolution: 800x600, System Layer: docker VirtualBox IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better VBOX HDD . 742.75 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better VBOX HDD . 425.31 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better VBOX HDD . 346.36 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better VBOX HDD . 348.49 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better VBOX HDD . 411.23 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better VBOX HDD . 337.25 |============================================================