fio-laptop-4k Intel Core i7-6500U testing with a ASUS K501UW v1.0 (K501UW.301 BIOS) and i915drmfb on NixOS 20.09 via the Phoronix Test Suite. predator-btrfs: Processor: Intel Core i7-8750H @ 4.10GHz (6 Cores / 12 Threads), Motherboard: CFL Sienta_CFS (V1.22 BIOS), Chipset: Intel Cannon Lake PCH, Memory: 16GB, Disk: 512GB HFS512G39MND-351, Graphics: Intel UHD 630 6GB, Audio: Realtek ALC255, Network: Realtek RTL8111/8168/8411 + Intel-AC 9560 OS: ManjaroLinux 20.1.2, Kernel: 5.8.16-2-MANJARO (x86_64), Display Server: X Server 1.20.9, Display Driver: modesetting 1.20.9, OpenGL: 4.6 Mesa 20.1.8, Compiler: Clang 10.0.1 + GCC 10.2.0 + LLVM 10.0.1 + CUDA 11.0, File-System: btrfs, Screen Resolution: 1920x1080 vivobook-zfs: Processor: Intel Core i7-6500U @ 3.10GHz (2 Cores / 4 Threads), Motherboard: ASUS K501UW v1.0 (K501UW.301 BIOS), Memory: 8GB, Disk: 256GB INTEL SSDPEKKW256G8, Graphics: i915drmfb (1050MHz), Audio: Conexant CX20751/2 OS: NixOS 20.09, Kernel: 5.4.72 (x86_64), Compiler: GCC 9.3.0, File-System: zfs, Screen Resolution: 1920x1080 Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 360 |========================================================= vivobook-zfs ... 141 |====================== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 91767 |======================================================= vivobook-zfs ... 36233 |====================== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 367 |========================================================= vivobook-zfs ... 141 |====================== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 94000 |======================================================= vivobook-zfs ... 35700 |===================== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 22.0 |========= vivobook-zfs ... 141.0 |======================================================= Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 5650 |========= vivobook-zfs ... 35633 |======================================================= Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 207.00 |====================================================== vivobook-zfs ... 10.02 |=== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 52927 |======================================================= vivobook-zfs ... 2561 |=== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 21.2 |======== vivobook-zfs ... 140.0 |======================================================= Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 5435 |======== vivobook-zfs ... 35900 |======================================================= Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 202.000 |===================================================== vivobook-zfs ... 9.079 |== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 51667 |======================================================= vivobook-zfs ... 2287 |== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 200.000 |===================================================== vivobook-zfs ... 8.564 |== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 51133 |======================================================= vivobook-zfs ... 2153 |== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 259.000 |===================================================== vivobook-zfs ... 7.557 |== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 66077 |======================================================= vivobook-zfs ... 1895 |== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 1357 |======================================================== vivobook-zfs ... 986 |========================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 347333 |====================================================== vivobook-zfs ... 252333 |======================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 1328 |======================================================== vivobook-zfs ... 990 |========================================== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 340000 |====================================================== vivobook-zfs ... 253000 |======================================== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 119 |======= vivobook-zfs ... 979 |========================================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 30333 |======= vivobook-zfs ... 250667 |====================================================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 47.4 |=========== vivobook-zfs ... 228.0 |======================================================= Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 12154 |=========== vivobook-zfs ... 58253 |======================================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 110 |====== vivobook-zfs ... 979 |========================================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 28100 |====== vivobook-zfs ... 250333 |====================================================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 50.9 |=========== vivobook-zfs ... 248.0 |======================================================= Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 12930 |=========== vivobook-zfs ... 63485 |======================================================= Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 394 |========================================================= vivobook-zfs ... 217 |=============================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 100807 |====================================================== vivobook-zfs ... 55473 |============================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better predator-btrfs . 366 |========================================================= vivobook-zfs ... 240 |===================================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better predator-btrfs . 93800 |======================================================= vivobook-zfs ... 61160 |====================================