afterPtach AMD Ryzen 7 1800X Eight-Core testing with a ASUS PRIME X370-PRO and NV136 3072MB on Ubuntu 17.10 via the Phoronix Test Suite. Samsung SSD 850: Processor: AMD Ryzen 7 1800X Eight-Core @ 3.60GHz (8 Cores / 16 Threads), Motherboard: ASUS PRIME X370-PRO, Chipset: AMD Device 1450, Memory: 8192MB, Disk: 500GB Samsung SSD 850, Graphics: NV136 3072MB, Audio: NVIDIA GP106 HD Audio, Monitor: ASUS PB287Q, Network: Intel I211 Gigabit Connection OS: Ubuntu 17.10, Kernel: 4.14.13-041413-generic (x86_64), Desktop: GNOME Shell 3.26.2, Display Server: Wayland, OpenGL: 4.3 Mesa 17.2.2, Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 3840x2160 Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 424.78 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 829 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 426.28 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 832 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 384.02 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 749 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 463.99 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 906 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 533.29 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1038 |======================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 389.44 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 760 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 465.06 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 908 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2652.92 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5305 |======================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 539.28 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1050 |======================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 380.97 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 740 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 514.90 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1002 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2711.32 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5422 |======================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 379.87 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 738 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 514.47 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1001 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2757.53 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5511 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 478.95 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 935 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 424.65 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 826 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2764.47 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5525 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 478.85 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 935 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 523.40 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1022 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 465.17 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 908 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 427.18 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 831 |======================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 382.47 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 743 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 468.91 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 912 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 531.65 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1035 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 516.35 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1008 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 466.28 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 910 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 630.81 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1232 |======================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 381.07 |===================================================== Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 741 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 469.69 |===================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 914 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2801.13 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5599 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 542.18 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1055 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 524.89 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1022 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 517.58 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1007 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 743.81 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1452 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 2704.83 |==================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 5405 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 523.95 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1020 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 517.64 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1007 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 579.61 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1129 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 481.00 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 936 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 519.33 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1011 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 481.06 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 936 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 525.83 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1023 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 466.52 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 908 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 518.03 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1008 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 469.72 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 914 |======================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 689.61 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1343 |======================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory MB/s > Higher Is Better Samsung SSD 850 . 706.96 |===================================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 512KB - Disk Target: Default Test Directory IOPS > Higher Is Better Samsung SSD 850 . 1377 |=======================================================