Btrfs Intel Pentium E5300 testing with a Dell 0F0TGN and Intel 4 IGP on Ubuntu 16.04 via the Phoronix Test Suite. Btrfs: Processor: Intel Pentium E5300 @ 2.60GHz (2 Cores), Motherboard: Dell 0F0TGN, Chipset: Intel 4 DRAM + ICH7, Memory: 2048MB, Disk: 500GB Western Digital WD5000AZLX-7 + 1000GB Western Digital WD1004FBYZ, Graphics: Intel 4 IGP, Audio: Realtek ALC269VB, Monitor: R11, Network: Broadcom NetLink BCM57780 Gigabit PCIe OS: Ubuntu 16.04, Kernel: 4.4.0-72-generic (x86_64), Compiler: GCC 5.4.0 20160609, File-System: btrfs, Screen Resolution: 1280x1024 FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better Btrfs . 22.43 |================================================================ FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better Btrfs . 27.33 |================================================================ FS-Mark 3.3 Test: 4000 Files, 32 Sub Dirs, 1MB Size Files/s > Higher Is Better Btrfs . 20.87 |================================================================ FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better Btrfs . 70.18 |================================================================