Bcachefs File-System Benchmarks
Bcachefs file-system benchmarks by Michael Larabel for a future article.


Bcachefs: 

	Processor: AMD Ryzen Threadripper 7980X 64-Cores @ 8.21GHz (64 Cores / 128 Threads), Motherboard: ASUS Pro WS TRX50-SAGE WIFI (0217 BIOS), Chipset: AMD Device 14a4, Memory: 128GB, Disk: 2000GB Corsair MP700 PRO + 1000GB Western Digital WDS100T1X0E-00AFY0, Graphics: AMD Radeon RX 7900 XT 20GB (2025/1249MHz), Audio: Realtek ALC1220, Monitor: DELL U2723QE, Network: Aquantia Device 04c0 + Intel I226-LM + MEDIATEK MT7922 802.11ax PCI

	OS: Ubuntu 23.10, Kernel: 6.7.0-060700rc2daily20231126-generic (x86_64), Desktop: GNOME Shell 45.0, Display Server: X Server 1.21.1.7 + Wayland, OpenGL: 4.6 Mesa 23.2.1-1ubuntu3 (LLVM 15.0.7 DRM 3.56), Compiler: GCC 13.2.0, File-System: BcacheFS, Screen Resolution: 3840x2160

Btrfs: 

	Processor: AMD Ryzen Threadripper 7980X 64-Cores @ 8.21GHz (64 Cores / 128 Threads), Motherboard: ASUS Pro WS TRX50-SAGE WIFI (0217 BIOS), Chipset: AMD Device 14a4, Memory: 128GB, Disk: 2000GB Corsair MP700 PRO + 1000GB Western Digital WDS100T1X0E-00AFY0, Graphics: AMD Radeon RX 7900 XT 20GB (2025/1249MHz), Audio: Realtek ALC1220, Monitor: DELL U2723QE, Network: Aquantia Device 04c0 + Intel I226-LM + MEDIATEK MT7922 802.11ax PCI

	OS: Ubuntu 23.10, Kernel: 6.7.0-060700rc2daily20231126-generic (x86_64), Desktop: GNOME Shell 45.0, Display Server: X Server 1.21.1.7 + Wayland, OpenGL: 4.6 Mesa 23.2.1-1ubuntu3 (LLVM 15.0.7 DRM 3.56), Compiler: GCC 13.2.0, File-System: btrfs, Screen Resolution: 3840x2160

EXT4: 

	Processor: AMD Ryzen Threadripper 7980X 64-Cores @ 8.21GHz (64 Cores / 128 Threads), Motherboard: ASUS Pro WS TRX50-SAGE WIFI (0217 BIOS), Chipset: AMD Device 14a4, Memory: 128GB, Disk: 2000GB Corsair MP700 PRO + 1000GB Western Digital WDS100T1X0E-00AFY0, Graphics: AMD Radeon RX 7900 XT 20GB (2025/1249MHz), Audio: Realtek ALC1220, Monitor: DELL U2723QE, Network: Aquantia Device 04c0 + Intel I226-LM + MEDIATEK MT7922 802.11ax PCI

	OS: Ubuntu 23.10, Kernel: 6.7.0-060700rc2daily20231126-generic (x86_64), Desktop: GNOME Shell 45.0, Display Server: X Server 1.21.1.7 + Wayland, OpenGL: 4.6 Mesa 23.2.1-1ubuntu3 (LLVM 15.0.7 DRM 3.56), Compiler: GCC 13.2.0, File-System: ext4, Screen Resolution: 3840x2160

XFS: 

	Processor: AMD Ryzen Threadripper 7980X 64-Cores @ 8.21GHz (64 Cores / 128 Threads), Motherboard: ASUS Pro WS TRX50-SAGE WIFI (0217 BIOS), Chipset: AMD Device 14a4, Memory: 128GB, Disk: 2000GB Corsair MP700 PRO + 1000GB Western Digital WDS100T1X0E-00AFY0, Graphics: AMD Radeon RX 7900 XT 20GB (2025/1249MHz), Audio: Realtek ALC1220, Monitor: DELL U2723QE, Network: Aquantia Device 04c0 + Intel I226-LM + MEDIATEK MT7922 802.11ax PCI

	OS: Ubuntu 23.10, Kernel: 6.7.0-060700rc2daily20231126-generic (x86_64), Desktop: GNOME Shell 45.0, Display Server: X Server 1.21.1.7 + Wayland, OpenGL: 4.6 Mesa 23.2.1-1ubuntu3 (LLVM 15.0.7 DRM 3.56), Compiler: GCC 13.2.0, File-System: xfs, Screen Resolution: 3840x2160

F2FS: 

	Processor: AMD Ryzen Threadripper 7980X 64-Cores @ 8.21GHz (64 Cores / 128 Threads), Motherboard: ASUS Pro WS TRX50-SAGE WIFI (0217 BIOS), Chipset: AMD Device 14a4, Memory: 128GB, Disk: 2000GB Corsair MP700 PRO + 1000GB Western Digital WDS100T1X0E-00AFY0, Graphics: AMD Radeon RX 7900 XT 20GB (2025/1249MHz), Audio: Realtek ALC1220, Monitor: DELL U2723QE, Network: Aquantia Device 04c0 + Intel I226-LM + MEDIATEK MT7922 802.11ax PCI

	OS: Ubuntu 23.10, Kernel: 6.7.0-060700rc2daily20231126-generic (x86_64), Desktop: GNOME Shell 45.0, Display Server: X Server 1.21.1.7 + Wayland, OpenGL: 4.6 Mesa 23.2.1-1ubuntu3 (LLVM 15.0.7 DRM 3.56), Compiler: GCC 13.2.0, File-System: f2fs, Screen Resolution: 3840x2160


Flexible IO Tester 3.35
Type: Random Read - Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 4KB - Job Count: 32 - Disk Target: Default Test Directory
IOPS > Higher Is Better
Bcachefs . 158110  |======
Btrfs .... 492566  |==================
EXT4 ..... 1573677 |===========================================================
XFS ...... 1565720 |===========================================================
F2FS ..... 1568767 |===========================================================


Flexible IO Tester 3.35
Type: Random Write - Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 4KB - Job Count: 1 - Disk Target: Default Test Directory
IOPS > Higher Is Better
Bcachefs . 6820   |==
Btrfs .... 75211  |====================
EXT4 ..... 221819 |============================================================
XFS ...... 223247 |============================================================
F2FS ..... 221728 |============================================================


SQLite 3.41.2
Threads / Copies: 16
Seconds < Lower Is Better
Bcachefs . 66.87  |==========================
Btrfs .... 78.22  |==============================
EXT4 ..... 150.24 |==========================================================
XFS ...... 154.65 |============================================================
F2FS ..... 104.88 |=========================================


SQLite 3.41.2
Threads / Copies: 8
Seconds < Lower Is Better
Bcachefs . 57.21 |=====================================
Btrfs .... 73.38 |===============================================
EXT4 ..... 95.30 |=============================================================
XFS ...... 87.27 |========================================================
F2FS ..... 84.34 |======================================================


SQLite 3.41.2
Threads / Copies: 4
Seconds < Lower Is Better
Bcachefs . 52.81 |=============================================
Btrfs .... 71.20 |=============================================================
EXT4 ..... 66.36 |=========================================================
XFS ...... 52.84 |=============================================
F2FS ..... 57.77 |=================================================


Flexible IO Tester 3.35
Type: Sequential Read - Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 2MB - Job Count: 1 - Disk Target: Default Test Directory
MiB/s > Higher Is Better
Bcachefs . 10331.16 |====================================================
Btrfs .... 11396.02 |==========================================================
EXT4 ..... 11448.21 |==========================================================
XFS ...... 11483.75 |==========================================================
F2FS ..... 11387.50 |==========================================================


Flexible IO Tester 3.35
Type: Sequential Read - Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 2MB - Job Count: 32 - Disk Target: Default Test Directory
MiB/s > Higher Is Better
Bcachefs . 10111.73 |======================================================
Btrfs .... 10720.09 |=========================================================
EXT4 ..... 10798.65 |==========================================================
XFS ...... 10883.31 |==========================================================
F2FS ..... 10432.69 |========================================================


PostgreSQL 16
Scaling Factor: 1000 - Clients: 1000 - Mode: Read Write - Average Latency
ms < Lower Is Better
Bcachefs . 157.70 |============================================================
Btrfs .... 33.04  |=============
EXT4 ..... 31.02  |============
XFS ...... 19.98  |========
F2FS ..... 36.54  |==============


PostgreSQL 16
Scaling Factor: 1000 - Clients: 1000 - Mode: Read Write
TPS > Higher Is Better
Bcachefs . 6558  |========
Btrfs .... 30287 |====================================
EXT4 ..... 32701 |=======================================
XFS ...... 51381 |=============================================================
F2FS ..... 27488 |=================================


CockroachDB 22.2
Workload: KV, 50% Reads - Concurrency: 128
ops/s > Higher Is Better
Bcachefs . 48184.1 |==================================
Btrfs .... 45262.3 |================================
EXT4 ..... 70152.8 |=================================================
XFS ...... 70505.5 |=================================================
F2FS ..... 84252.6 |===========================================================


Dbench 4.0
Client Count: 12
MB/s > Higher Is Better
Bcachefs . 747.41  |======================
Btrfs .... 1582.94 |==============================================
EXT4 ..... 1611.99 |===============================================
XFS ...... 808.24  |=======================
F2FS ..... 2039.79 |===========================================================


Flexible IO Tester 3.35
Type: Sequential Write - Engine: IO_uring - Buffered: No - Direct: Yes - Block Size: 2MB - Job Count: 1 - Disk Target: Default Test Directory
MiB/s > Higher Is Better
Bcachefs . 1779.41  |=========
Btrfs .... 4929.78  |==========================
EXT4 ..... 1631.19  |=========
XFS ...... 11010.69 |==========================================================
F2FS ..... 10995.64 |==========================================================


SQLite 3.41.2
Threads / Copies: 2
Seconds < Lower Is Better
Bcachefs . 51.59 |=============================================
Btrfs .... 69.93 |=============================================================
EXT4 ..... 44.15 |=======================================
XFS ...... 34.06 |==============================
F2FS ..... 41.22 |====================================