SLOG Experiments 2
AMD Ryzen 5 3600XT 6-Core testing with a Gigabyte B550M DS3H (F11 BIOS) and NVIDIA GeForce GTX 1660 SUPER 6GB on Linuxmint 20.1 via the Phoronix Test Suite.


SATA with write cache: 

	Processor: AMD Ryzen 5 3600XT 6-Core @ 3.80GHz (6 Cores / 12 Threads), Motherboard: Gigabyte B550M DS3H (F11 BIOS), Chipset: AMD Starship/Matisse, Memory: 16GB, Disk: 500GB Western Digital WDS500G2B0C-00PXH0 + 2000GB Western Digital WDS200T2B0C-00PXH0 + 256GB Samsung SSD 850 + 2 x 128GB SAMSUNG SSD 830 + 500GB Seagate ST500LM012 HN-M5, Graphics: NVIDIA GeForce GTX 1660 SUPER 6GB, Audio: NVIDIA TU116 HD Audio, Monitor: PB248, Network: Realtek RTL8111/8168/8411

	OS: Linuxmint 20.1, Kernel: 5.4.0-66-generic (x86_64), Desktop: Xfce 4.14, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, Vulkan: 1.2.155, Compiler: GCC 9.3.0, File-System: zfs, Screen Resolution: 1024x768

SATA no write cache: 

	Processor: AMD Ryzen 5 3600XT 6-Core @ 3.80GHz (6 Cores / 12 Threads), Motherboard: Gigabyte B550M DS3H (F11 BIOS), Chipset: AMD Starship/Matisse, Memory: 16GB, Disk: 500GB Western Digital WDS500G2B0C-00PXH0 + 2000GB Western Digital WDS200T2B0C-00PXH0 + 256GB Samsung SSD 850 + 2 x 128GB SAMSUNG SSD 830 + 500GB Seagate ST500LM012 HN-M5, Graphics: NVIDIA GeForce GTX 1660 SUPER 6GB, Audio: NVIDIA TU116 HD Audio, Monitor: PB248, Network: Realtek RTL8111/8168/8411

	OS: Linuxmint 20.1, Kernel: 5.4.0-66-generic (x86_64), Desktop: Xfce 4.14, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, Vulkan: 1.2.155, Compiler: GCC 9.3.0, File-System: zfs, Screen Resolution: 1024x768


Flexible IO Tester 3.25
Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 1905 |=================================================
SATA no write cache ... 1867 |================================================


Flexible IO Tester 3.25
Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 3817 |=================================================
SATA no write cache ... 3742 |================================================


Flexible IO Tester 3.25
Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 1336 |================================================
SATA no write cache ... 1351 |=================================================


Flexible IO Tester 3.25
Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 342000 |===============================================
SATA no write cache ... 345667 |===============================================


FS-Mark 3.3
Test: 1000 Files, 1MB Size
Files/s > Higher Is Better
SATA with write cache . 15.1 |=================================================
SATA no write cache ... 15.2 |=================================================


Flexible IO Tester 3.25
Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 61367 |================================================
SATA no write cache ... 61067 |================================================


Flexible IO Tester 3.25
Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 1857 |=================================================
SATA no write cache ... 1866 |=================================================


Flexible IO Tester 3.25
Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 3721 |=================================================
SATA no write cache ... 3739 |=================================================


Flexible IO Tester 3.25
Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 240 |==================================================
SATA no write cache ... 239 |==================================================


FS-Mark 3.3
Test: 1000 Files, 1MB Size, No Sync/FSync
Files/s > Higher Is Better
SATA with write cache . 130.4 |================================================
SATA no write cache ... 106.1 |=======================================


Flexible IO Tester 3.25
Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 23060 |================================================
SATA no write cache ... 16500 |==================================


Flexible IO Tester 3.25
Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 90.4 |=================================================
SATA no write cache ... 64.5 |===================================


Flexible IO Tester 3.25
Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 98  |============================================
SATA no write cache ... 111 |==================================================


Flexible IO Tester 3.25
Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 202 |============================================
SATA no write cache ... 229 |==================================================


Flexible IO Tester 3.25
Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 2740 |=================================================
SATA no write cache ... 2580 |==============================================


Flexible IO Tester 3.25
Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 10.70 |================================================
SATA no write cache ... 10.03 |=============================================


Flexible IO Tester 3.25
Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
IOPS > Higher Is Better
SATA with write cache . 107 |===========================================
SATA no write cache ... 125 |==================================================


Flexible IO Tester 3.25
Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
SATA with write cache . 221 |===========================================
SATA no write cache ... 258 |==================================================