btrfs-zstd-enabled-fsync Oracle VirtualBox testing on ManjaroLinux via the Phoronix Test Suite. VBOX HDD: Processor: Intel Core i7-4790K (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX 82441FX PMC, Memory: 8GB, Disk: 34GB VBOX HDD, Graphics: llvmpipe, Audio: Intel 82801AA AC 97 Audio, Monitor: VBOX monitor, Network: Intel 82540EM OS: ManjaroLinux, Kernel: 5.4.114-1-MANJARO (x86_64), Desktop: KDE Plasma 5.21.4, Display Server: X Server 1.20.11, OpenGL: 4.5 Mesa 21.0.3 (LLVM 11.1.0 256 bits), Compiler: GCC 10.2.0, File-System: btrfs, Screen Resolution: 1920x974, System Layer: Oracle VirtualBox Flexible IO Tester 3.25 Type: Random Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory MB/s > Higher Is Better VBOX HDD . 47.29 |============================================================= Flexible IO Tester 3.25 Type: Random Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory IOPS > Higher Is Better VBOX HDD . 4034 |============================================================== Flexible IO Tester 3.25 Type: Random Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory MB/s > Higher Is Better VBOX HDD . 467 |=============================================================== Flexible IO Tester 3.25 Type: Random Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory IOPS > Higher Is Better VBOX HDD . 39820 |============================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory MB/s > Higher Is Better VBOX HDD . 76.2 |============================================================== Flexible IO Tester 3.25 Type: Sequential Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory IOPS > Higher Is Better VBOX HDD . 6502 |============================================================== Flexible IO Tester 3.25 Type: Sequential Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory MB/s > Higher Is Better VBOX HDD . 750 |=============================================================== Flexible IO Tester 3.25 Type: Sequential Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory IOPS > Higher Is Better VBOX HDD . 64000 |=============================================================