OpenMPI Test MPI (Message Passing Interface) is used mainly in distributed parallel computing. It’s a communication protocol for parallel computers. LFS 8.4: Processor: AMD Ryzen 3 2200G (4 Cores), Motherboard: Oracle VirtualBox v1.2, Memory: 2048MB, Disk: 69GB VBOX HDD OS: Linux From Scratch 8.4, Kernel: 4.20.12 (x86_64), Compiler: GCC 8.2.0, File-System: ext4, System Layer: VirtualBox Debian 9.9: Processor: AMD Ryzen 3 2200G (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: + ICH7-M, Memory: 2048MB, Disk: 69GB VBOX HDD, Graphics: VMware SVGA II, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM OS: Debian 9.9, Kernel: 4.20.12 (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 2048x2048, System Layer: Oracle VMware 4.9.0 Debian 9.9: Processor: AMD Ryzen 3 2200G (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: + ICH7-M, Memory: 2048MB, Disk: 69GB VBOX HDD, Graphics: VMware SVGA II, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM OS: Debian 9.9, Kernel: 4.9.0-9-amd64 (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 2048x2048, System Layer: Oracle VMware Rodinia 2.4 Test: OpenMP LavaMD Seconds < Lower Is Better LFS 8.4 .......... 104 |===================== Debian 9.9 ....... 268 |======================================================= 4.9.0 Debian 9.9 . 269 |======================================================= Rodinia 2.4 Test: OpenMP CFD Solver Seconds < Lower Is Better LFS 8.4 .......... 73.31 |===================================================== Debian 9.9 ....... 67.99 |================================================= 4.9.0 Debian 9.9 . 69.98 |=================================================== Rodinia 2.4 Test: OpenMP Streamcluster Seconds < Lower Is Better LFS 8.4 .......... 55.64 |===================================================== Debian 9.9 ....... 51.95 |================================================= 4.9.0 Debian 9.9 . 52.15 |==================================================