io-scheduler
Intel Core i7-8700K testing with a Gigabyte Z370 AORUS Gaming 7 (F6 BIOS) and Sapphire AMD Radeon RX 470/480/570/570X/580/580X/590 8GB on ManjaroLinux 20.2.1 via the Phoronix Test Suite.


manual: 

	Processor: Intel Core i7-8700K @ 4.90GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel 8th Gen Core, Memory: 32GB, Disk: Samsung SSD 960 EVO 500GB + 240GB KINGSTON SA400S3 + 120GB KINGSTON SA400S3, Graphics: Sapphire AMD Radeon RX 470/480/570/570X/580/580X/590 8GB (1284/1750MHz), Audio: Realtek ALC1220, Monitor: Acer X34 P + D27QO, Network: Intel I219-V + Qualcomm Atheros Killer E2500

	OS: ManjaroLinux 20.2.1, Kernel: 5.10.12-xanmod1-cacule-1-cacule (x86_64), Desktop: KDE Frameworks 5.78.0, Display Server: X Server 1.20.10, Display Driver: modesetting 1.20.10, OpenGL: 4.6 Mesa 20.3.3 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: Clang 11.0.1, File-System: ext4, Screen Resolution: 4880x2560

automatic: 

	Processor: Intel Core i7-8700K @ 4.90GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel 8th Gen Core, Memory: 32GB, Disk: Samsung SSD 960 EVO 500GB + 240GB KINGSTON SA400S3 + 120GB KINGSTON SA400S3, Graphics: Sapphire AMD Radeon RX 470/480/570/570X/580/580X/590 8GB (1284/1750MHz), Audio: Realtek ALC1220, Monitor: Acer X34 P + D27QO, Network: Intel I219-V + Qualcomm Atheros Killer E2500

	OS: ManjaroLinux 20.2.1, Kernel: 5.10.12-xanmod1-cacule-1-cacule (x86_64), Desktop: KDE Frameworks 5.78.0, Display Server: X Server 1.20.10, Display Driver: modesetting 1.20.10, OpenGL: 4.6 Mesa 20.3.3 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: Clang 11.0.1, File-System: ext4, Screen Resolution: 4880x2560

manual-2: 

	Processor: Intel Core i7-8700K @ 4.90GHz (6 Cores / 12 Threads), Motherboard: Gigabyte Z370 AORUS Gaming 7 (F6 BIOS), Chipset: Intel 8th Gen Core, Memory: 32GB, Disk: Samsung SSD 960 EVO 500GB + 240GB KINGSTON SA400S3 + 120GB KINGSTON SA400S3, Graphics: Sapphire AMD Radeon RX 470/480/570/570X/580/580X/590 8GB (1284/1750MHz), Audio: Realtek ALC1220, Monitor: Acer X34 P + D27QO, Network: Intel I219-V + Qualcomm Atheros Killer E2500

	OS: ManjaroLinux 20.2.1, Kernel: 5.10.12-xanmod1-cacule-1-cacule (x86_64), Desktop: KDE Frameworks 5.78.0, Display Server: X Server 1.20.10, Display Driver: modesetting 1.20.10, OpenGL: 4.6 Mesa 20.3.3 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: Clang 11.0.1, File-System: ext4, Screen Resolution: 4880x2560


IOR 3.2.1
Write Test
MB/s > Higher Is Better
manual .... 226.76 |=========================================================
automatic . 229.05 |==========================================================
automatic . 233.44 |===========================================================
manual-2 .. 231.41 |==========================================================


IOR 3.2.1
Read Test
MB/s > Higher Is Better
manual .... 733.12 |==================================================
automatic . 815.30 |========================================================
automatic . 865.96 |===========================================================
manual-2 .. 832.60 |=========================================================


Unpacking The Linux Kernel
linux-4.15.tar.xz
Seconds < Lower Is Better
manual .... 5.453 |=========================================================
automatic . 5.746 |============================================================
automatic . 5.055 |=====================================================
manual-2 .. 5.010 |====================================================


LevelDB 1.22
Benchmark: Random Fill
MB/s > Higher Is Better
automatic . 38.0 |================================================
manual-2 .. 48.1 |=============================================================


LevelDB 1.22
Benchmark: Random Fill
Microseconds Per Op < Lower Is Better
automatic . 35.03 |============================================================
manual-2 .. 27.64 |===============================================


LevelDB 1.22
Benchmark: Sequential Fill
MB/s > Higher Is Better
automatic . 42.7 |==================================================
manual-2 .. 52.0 |=============================================================


LevelDB 1.22
Benchmark: Sequential Fill
Microseconds Per Op < Lower Is Better
automatic . 31.18 |============================================================
manual-2 .. 25.51 |=================================================


hdparm Timed Disk Reads
Disk To Read: /dev/sda
MB/s > Higher Is Better
automatic . 515.22 |=========================================================
manual-2 .. 536.05 |===========================================================


hdparm Timed Disk Reads
Disk To Read: /dev/sdb
MB/s > Higher Is Better
automatic . 366.15 |===========================================================
manual-2 .. 366.30 |===========================================================