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Samsung 860 EVO SSD 2.5, Low Phoronix pst/fio results?

Hi everyone,

I have 8 860 EVO SSDS that I plan to run in LVM or ZFS. I grabbed one and ran it through phoronix but I do not understand why it is not hitting the advertised sequential read and write speeds. What am I doing wrong?

860evotest4k
AMD Ryzen 7 2700X Eight-Core testing with a ASRock X470 Taichi Ultimate (P3.30 BIOS) and eVGA NVIDIA GeForce GTX 760 4GB on Ubuntu 20.04 via the Phoronix Test Suite.


860evotest4k: 

	Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASRock X470 Taichi Ultimate (P3.30 BIOS), Chipset: AMD 17h, Memory: 64GB, Disk: Samsung SSD 960 PRO 512GB + Samsung SSD 970 EVO 500GB + 400GB INTEL SSDPEDMW400G4 + 2 x 500GB Samsung SSD 850 + 6 x 500GB Samsung SSD 860, Graphics: eVGA NVIDIA GeForce GTX 760 4GB (980/3004MHz), Audio: NVIDIA GK104 HDMI Audio, Monitor: ROG PG279Q, Network: Intel I211 + Intel 82574L + Aquantia AQC107 NBase-T/IEEE + Intel Dual Band-AC 3168NGW

	OS: Ubuntu 20.04, Kernel: 5.4.0-31-generic (x86_64), Desktop: Budgie, Display Server: X Server 1.20.8, Display Driver: NVIDIA 440.64, OpenGL: 4.6.0, Compiler: GCC 9.3.0, File-System: xfs, Screen Resolution: 2560x1440


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 57.80  |==========
    Random Write ..... 252.00 |=============================================
    Sequential Read .. 271.67 |=================================================
    Sequential Write . 257.00 |==============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14800.00 |==========
    Random Write ..... 64133.33 |===========================================
    Sequential Read .. 69500.00 |===============================================
    Sequential Write . 65866.67 |=============================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 57.8   |===
    IO_uring .. 1181.0 |========================================================
    Linux AIO . 1145.0 |======================================================
    POSIX AIO . 57.6   |===


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 14800.00  |===
    IO_uring .. 302333.33 |=====================================================
    Linux AIO . 293250.00 |===================================================
    POSIX AIO . 14733.33  |===


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.80 |===============================================================
    Yes . 56.53 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14800 |===============================================================
    Yes . 14500 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.80 |===============================================================
    Yes . 57.83 |===============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14800 |===============================================================
    Yes . 14800 |===============================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 57.83  |==========
    Random Write ..... 255.00 |==============================================
    Sequential Read .. 274.00 |=================================================
    Sequential Write . 256.67 |==============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14800.00 |==========
    Random Write ..... 65300.00 |============================================
    Sequential Read .. 70133.33 |===============================================
    Sequential Write . 65300.00 |============================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 57.83   |===
    IO_uring .. 1152.93 |======================================================
    Linux AIO . 1174.64 |=======================================================
    POSIX AIO . 57.47   |===


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 14800.00  |===
    IO_uring .. 295142.86 |====================================================
    Linux AIO . 300636.36 |=====================================================
    POSIX AIO . 14666.67  |===


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.83 |===============================================================
    Yes . 56.57 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14800.00 |============================================================
    Yes . 14466.67 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 56.53   |==
    Random Write ..... 1039.20 |================================
    Sequential Read .. 1294.00 |=======================================
    Sequential Write . 1576.33 |================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14500.00  |==
    Random Write ..... 266200.00 |==============================
    Sequential Read .. 331333.33 |======================================
    Sequential Write . 403666.67 |==============================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 56.53  |====
    IO_uring .. 867.33 |========================================================
    Linux AIO . 54.73  |====
    POSIX AIO . 55.43  |====


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 14500.00  |===
    IO_uring .. 222333.33 |=====================================================
    Linux AIO . 13666.67  |===
    POSIX AIO . 14200.00  |===


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 56.53 |===============================================================
    Yes . 56.57 |===============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14500.00 |============================================================
    Yes . 14466.67 |============================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 252.00  |===========
    IO_uring .. 1226.00 |===================================================
    Linux AIO . 1317.33 |=======================================================
    POSIX AIO . 254.00  |===========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 64133.33  |==========
    IO_uring .. 314000.00 |=================================================
    Linux AIO . 337333.33 |=====================================================
    POSIX AIO . 65100.00  |==========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 252.0  |===============
    Yes . 1039.2 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64133.33  |==============
    Yes . 266200.00 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 252 |================================================================
    Yes . 255 |=================================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64133.33 |===========================================================
    Yes . 65300.00 |============================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 56.57   |==
    Random Write ..... 999.93  |==============================
    Sequential Read .. 1306.67 |========================================
    Sequential Write . 1574.08 |================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Sync - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14466.67  |==
    Random Write ..... 256142.86 |=============================
    Sequential Read .. 334666.67 |======================================
    Sequential Write . 403000.00 |==============================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 56.57  |====
    IO_uring .. 878.33 |========================================================
    Linux AIO . 55.33  |====
    POSIX AIO . 56.40  |====


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Read -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 14466.67  |===
    IO_uring .. 225000.00 |=====================================================
    Linux AIO . 14166.67  |===
    POSIX AIO . 14433.33  |===


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 255.00  |===========
    IO_uring .. 1174.00 |=================================================
    Linux AIO . 1329.00 |=======================================================
    POSIX AIO . 253.67  |==========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 65300  |===========
    IO_uring .. 300250 |=================================================
    Linux AIO . 340000 |========================================================
    POSIX AIO . 64750  |===========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 255.00 |================
    Yes . 999.93 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65300.00  |===============
    Yes . 256142.86 |===========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 1039.20 |=======================================================
    IO_uring .. 802.75  |==========================================
    Linux AIO . 895.33  |===============================================
    POSIX AIO . 873.00  |==============================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 266200.00 |=====================================================
    IO_uring .. 205500.00 |=========================================
    Linux AIO . 229333.33 |==============================================
    POSIX AIO . 222000.00 |============================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1039.20 |=============================================================
    Yes . 999.93  |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 266200.00 |===========================================================
    Yes . 256142.86 |=========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 999.93 |========================================================
    IO_uring .. 818.33 |==============================================
    Linux AIO . 860.33 |================================================
    POSIX AIO . 888.67 |==================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Random Write -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 256142.86 |=====================================================
    IO_uring .. 209666.67 |===========================================
    Linux AIO . 220000.00 |==============================================
    POSIX AIO . 227666.67 |===============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 1181.00 |==========================================
    Random Write ..... 1226.00 |===========================================
    Sequential Read .. 1353.00 |================================================
    Sequential Write . 1305.91 |==============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 302333.33 |========================================
    Random Write ..... 314000.00 |==========================================
    Sequential Read .. 346333.33 |==============================================
    Sequential Write . 331500.00 |============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1181.00 |=============================================================
    Yes . 867.33  |=============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 302333.33 |===========================================================
    Yes . 222333.33 |===========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1181.00 |=============================================================
    Yes . 1152.93 |============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 302333.33 |===========================================================
    Yes . 295142.86 |==========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 271.67  |==========
    IO_uring .. 1353.00 |====================================================
    Linux AIO . 1430.67 |=======================================================
    POSIX AIO . 267.67  |==========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 69500.00  |==========
    IO_uring .. 346333.33 |==================================================
    Linux AIO . 366133.33 |=====================================================
    POSIX AIO . 68466.67  |==========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 271.67  |=============
    Yes . 1294.00 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 69500.00  |============
    Yes . 331333.33 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 271.67 |=============================================================
    Yes . 274.00 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 69500.00 |===========================================================
    Yes . 70133.33 |============================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 1152.93 |=========================================
    Random Write ..... 1174.00 |==========================================
    Sequential Read .. 1345.00 |================================================
    Sequential Write . 1256.00 |=============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 295142.86 |=======================================
    Random Write ..... 300250.00 |========================================
    Sequential Read .. 344375.00 |==============================================
    Sequential Write . 321666.67 |===========================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1152.93 |=============================================================
    Yes . 878.33  |==============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 295142.86 |===========================================================
    Yes . 225000.00 |=============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 867.33  |======================
    Random Write ..... 802.75  |====================
    Sequential Read .. 1899.00 |================================================
    Sequential Write . 1084.67 |===========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 222333.33 |=====================
    Random Write ..... 205500.00 |===================
    Sequential Read .. 486000.00 |==============================================
    Sequential Write . 277666.67 |==========================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 867.33 |=============================================================
    Yes . 878.33 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 222333.33 |==========================================================
    Yes . 225000.00 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 1145.00 |=====================================
    Random Write ..... 1317.33 |==========================================
    Sequential Read .. 1430.67 |==============================================
    Sequential Write . 1492.07 |================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 293250.00 |===================================
    Random Write ..... 337333.33 |=========================================
    Sequential Read .. 366133.33 |============================================
    Sequential Write . 382000.00 |==============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1145.00 |=============================================================
    Yes . 54.73   |===


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 293250.00 |===========================================================
    Yes . 13666.67  |===


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1145.00 |===========================================================
    Yes . 1174.64 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 293250.00 |==========================================================
    Yes . 300636.36 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 57.60  |===========
    Random Write ..... 254.00 |==============================================
    Sequential Read .. 267.67 |=================================================
    Sequential Write . 253.00 |==============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14733.33 |==========
    Random Write ..... 65100.00 |=============================================
    Sequential Read .. 68466.67 |===============================================
    Sequential Write . 64720.00 |============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.60 |===============================================================
    Yes . 55.43 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14733.33 |============================================================
    Yes . 14200.00 |==========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.60 |===============================================================
    Yes . 57.47 |===============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14733.33 |============================================================
    Yes . 14666.67 |============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1226.00 |=============================================================
    Yes . 802.75  |========================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 314000 |==============================================================
    Yes . 205500 |=========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1226 |================================================================
    Yes . 1174 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 314000 |==============================================================
    Yes . 300250 |===========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 274.00  |===========
    IO_uring .. 1345.00 |====================================================
    Linux AIO . 1418.33 |=======================================================
    POSIX AIO . 269.00  |==========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 70133.33  |==========
    IO_uring .. 344375.00 |==================================================
    Linux AIO . 363333.33 |=====================================================
    POSIX AIO . 68900.00  |==========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 274.00  |=============
    Yes . 1306.67 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 70133.33  |============
    Yes . 334666.67 |===========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 1294.00 |==============================
    IO_uring .. 1899.00 |===========================================
    Linux AIO . 2108.33 |================================================
    POSIX AIO . 2406.31 |=======================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 331333.33 |=============================
    IO_uring .. 486000.00 |==========================================
    Linux AIO . 539666.67 |==============================================
    POSIX AIO . 616000.00 |=====================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1294.00 |============================================================
    Yes . 1306.67 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 331333.33 |==========================================================
    Yes . 334666.67 |===========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 257.00  |=========
    IO_uring .. 1305.91 |================================================
    Linux AIO . 1492.07 |=======================================================
    POSIX AIO . 253.00  |=========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 65866.67  |=========
    IO_uring .. 331500.00 |==============================================
    Linux AIO . 382000.00 |=====================================================
    POSIX AIO . 64720.00  |=========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 257.00  |==========
    Yes . 1576.33 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Sync -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65866.67  |==========
    Yes . 403666.67 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 257.00 |==============================================================
    Yes . 256.67 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Sync - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65866.67 |============================================================
    Yes . 65300.00 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 878.33  |======================
    Random Write ..... 818.33  |=====================
    Sequential Read .. 1881.67 |================================================
    Sequential Write . 1077.33 |===========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: IO_uring - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 225000.00 |======================
    Random Write ..... 209666.67 |====================
    Sequential Read .. 481333.33 |==============================================
    Sequential Write . 275666.67 |==========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 1174.64 |=======================================
    Random Write ..... 1329.00 |============================================
    Sequential Read .. 1418.33 |===============================================
    Sequential Write . 1438.93 |================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 300636.36 |======================================
    Random Write ..... 340000.00 |==========================================
    Sequential Read .. 363333.33 |=============================================
    Sequential Write . 368357.14 |==============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1174.64 |=============================================================
    Yes . 55.33   |===


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 300636.36 |===========================================================
    Yes . 14166.67  |===


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 54.73   |=
    Random Write ..... 895.33  |====================
    Sequential Read .. 2108.33 |================================================
    Sequential Write . 1178.33 |===========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 13666.67  |=
    Random Write ..... 229333.33 |====================
    Sequential Read .. 539666.67 |==============================================
    Sequential Write . 301333.33 |==========================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 54.73 |==============================================================
    Yes . 55.33 |===============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 13666.67 |==========================================================
    Yes . 14166.67 |============================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 57.47  |==========
    Random Write ..... 253.67 |==============================================
    Sequential Read .. 269.00 |=================================================
    Sequential Write . 253.00 |==============================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14666.67 |==========
    Random Write ..... 64750.00 |============================================
    Sequential Read .. 68900.00 |===============================================
    Sequential Write . 64733.33 |============================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 57.47 |===============================================================
    Yes . 56.40 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Read - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14666.67 |============================================================
    Yes . 14433.33 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 55.43   |=
    Random Write ..... 873.00  |=================
    Sequential Read .. 2406.31 |================================================
    Sequential Write . 1192.33 |========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14200.00  |=
    Random Write ..... 222000.00 |=================
    Sequential Read .. 616000.00 |==============================================
    Sequential Write . 305333.33 |=======================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 55.43 |==============================================================
    Yes . 56.40 |===============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Read - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 14200.00 |===========================================================
    Yes . 14433.33 |============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1174.00 |=============================================================
    Yes . 818.33  |===========================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 300250.00 |===========================================================
    Yes . 209666.67 |=========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 802.75 |=============================================================
    Yes . 818.33 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 205500.00 |==========================================================
    Yes . 209666.67 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1317.33 |=============================================================
    Yes . 895.33  |=========================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 337333.33 |===========================================================
    Yes . 229333.33 |========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1317.33 |============================================================
    Yes . 1329.00 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 337333.33 |===========================================================
    Yes . 340000.00 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 254 |===================
    Yes . 873 |=================================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65100  |==================
    Yes . 222000 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 254.00 |==============================================================
    Yes . 253.67 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65100 |===============================================================
    Yes . 64750 |===============================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 1306.67 |==============================
    IO_uring .. 1881.67 |===========================================
    Linux AIO . 2057.33 |===============================================
    POSIX AIO . 2402.67 |=======================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Read -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 334666.67 |=============================
    IO_uring .. 481333.33 |=========================================
    Linux AIO . 526666.67 |=============================================
    POSIX AIO . 615000.00 |=====================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 256.67  |==========
    IO_uring .. 1256.00 |================================================
    Linux AIO . 1438.93 |=======================================================
    POSIX AIO . 253.00  |==========


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 65300.00  |=========
    IO_uring .. 321666.67 |==============================================
    Linux AIO . 368357.14 |=====================================================
    POSIX AIO . 64733.33  |=========


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 256.67  |==========
    Yes . 1574.08 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Sync -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 65300  |==========
    Yes . 403000 |==============================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 1576.33 |=======================================================
    IO_uring .. 1084.67 |======================================
    Linux AIO . 1178.33 |=========================================
    POSIX AIO . 1192.33 |==========================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 403666.67 |=====================================================
    IO_uring .. 277666.67 |====================================
    Linux AIO . 301333.33 |========================================
    POSIX AIO . 305333.33 |========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1576.33 |=============================================================
    Yes . 1574.08 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Sync - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 403666.67 |===========================================================
    Yes . 403000.00 |===========================================================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 55.33   |=
    Random Write ..... 860.33  |====================
    Sequential Read .. 2057.33 |================================================
    Sequential Write . 1208.00 |============================


    Flexible IO Tester 3.18
    Type Comparison (Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14166.67  |=
    Random Write ..... 220000.00 |===================
    Sequential Read .. 526666.67 |==============================================
    Sequential Write . 309000.00 |===========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Random Read ...... 56.40   |=
    Random Write ..... 888.67  |==================
    Sequential Read .. 2402.67 |================================================
    Sequential Write . 1194.67 |========================


    Flexible IO Tester 3.18
    Type Comparison (Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Random Read ...... 14433.33  |=
    Random Write ..... 227666.67 |=================
    Sequential Read .. 615000.00 |==============================================
    Sequential Write . 305666.67 |=======================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1329.00 |=============================================================
    Yes . 860.33  |=======================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 340000 |==============================================================
    Yes . 220000 |========================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 895.33 |==============================================================
    Yes . 860.33 |============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 229333.33 |===========================================================
    Yes . 220000.00 |=========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 253.67 |==================
    Yes . 888.67 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Random Write - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64750.00  |=================
    Yes . 227666.67 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 873.00 |=============================================================
    Yes . 888.67 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Random Write - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 222000.00 |==========================================================
    Yes . 227666.67 |===========================================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    Sync ...... 1574.08 |=======================================================
    IO_uring .. 1077.33 |======================================
    Linux AIO . 1208.00 |==========================================
    POSIX AIO . 1194.67 |==========================================


    Flexible IO Tester 3.18
    Engine Comparison (Type: Sequential Write -  - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    Sync ...... 403000.00 |=====================================================
    IO_uring .. 275666.67 |====================================
    Linux AIO . 309000.00 |=========================================
    POSIX AIO . 305666.67 |========================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1353 |==============================================
    Yes . 1899 |================================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 346333.33 |==========================================
    Yes . 486000.00 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1353 |================================================================
    Yes . 1345 |================================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 346333.33 |===========================================================
    Yes . 344375.00 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1345.00 |============================================
    Yes . 1881.67 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 344375.00 |==========================================
    Yes . 481333.33 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1899.00 |=============================================================
    Yes . 1881.67 |============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 486000.00 |===========================================================
    Yes . 481333.33 |==========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1430.67 |=========================================
    Yes . 2108.33 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 366133.33 |========================================
    Yes . 539666.67 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1430.67 |=============================================================
    Yes . 1418.33 |============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 366133.33 |===========================================================
    Yes . 363333.33 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 267.67  |=======
    Yes . 2406.31 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 68466.67  |=======
    Yes . 616000.00 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 267.67 |==============================================================
    Yes . 269.00 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 68466.67 |============================================================
    Yes . 68900.00 |============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1305.91 |=============================================================
    Yes . 1084.67 |===================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: IO_uring -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 331500.00 |===========================================================
    Yes . 277666.67 |=================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1305.91 |=============================================================
    Yes . 1256.00 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: IO_uring - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 331500.00 |===========================================================
    Yes . 321666.67 |=========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1418.33 |==========================================
    Yes . 2057.33 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 363333.33 |=========================================
    Yes . 526666.67 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 2108.33 |=============================================================
    Yes . 2057.33 |============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 539666.67 |===========================================================
    Yes . 526666.67 |==========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 269.00  |=======
    Yes . 2402.67 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Read - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 68900  |=======
    Yes . 615000 |==============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 2406.31 |=============================================================
    Yes . 2402.67 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Read - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 616000 |==============================================================
    Yes . 615000 |==============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1256.00 |=============================================================
    Yes . 1077.33 |====================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: IO_uring -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 321666.67 |===========================================================
    Yes . 275666.67 |===================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1084.67 |=============================================================
    Yes . 1077.33 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: IO_uring - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 277666.67 |===========================================================
    Yes . 275666.67 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1492.07 |=============================================================
    Yes . 1178.33 |================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Linux AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 382000.00 |===========================================================
    Yes . 301333.33 |===============================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1492.07 |=============================================================
    Yes . 1438.93 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Linux AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 382000.00 |===========================================================
    Yes . 368357.14 |=========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 253.00  |=============
    Yes . 1192.33 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: POSIX AIO -  - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64720.00  |=============
    Yes . 305333.33 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 253 |=================================================================
    Yes . 253 |=================================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: POSIX AIO - Buffered: No -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64720.00 |============================================================
    Yes . 64733.33 |============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1438.93 |=============================================================
    Yes . 1208.00 |===================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: Linux AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 368357.14 |===========================================================
    Yes . 309000.00 |=================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1178.33 |============================================================
    Yes . 1208.00 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: Linux AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 301333.33 |==========================================================
    Yes . 309000.00 |===========================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 253.00  |=============
    Yes . 1194.67 |=============================================================


    Flexible IO Tester 3.18
    Buffered Comparison (Type: Sequential Write - Engine: POSIX AIO -  - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 64733.33  |============
    Yes . 305666.67 |===========================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    MB/s > Higher Is Better
    No .. 1192.33 |=============================================================
    Yes . 1194.67 |=============================================================


    Flexible IO Tester 3.18
    Direct Comparison (Type: Sequential Write - Engine: POSIX AIO - Buffered: Yes -  - Block Size: 4KB - Disk Target: Default Test Directory)
    IOPS > Higher Is Better
    No .. 305333.33 |===========================================================
    Yes . 305666.67 |===========================================================