Btrfs Running pts/compress-gzip-1.1.0, pts/sqlite-1.8.0, pts/apache-1.3.0, pts/pgbench-1.2.0, pts/compilebench-1.0.0, pts/iozone-1.7.0, pts/dbench-1.0.0, pts/fs-mark-1.0.0, pts/fio-1.1.0, pts/tiobench-1.1.0, pts/postmark-1.0.0, pts/aio-stress-1.1.0, pts/unpack-linux-1.0.0. Btrfs defaults: Processor: AMD Opteron 2384 @ 2.70GHz (4 Cores), Motherboard: TYAN S2927/S2927-E, Chipset: nVidia MCP55, Memory: 4025MB, Disk: 64GB AGILITY-EX, Graphics: ATI/AMD Radeon HD 4870 (750/900MHz), Audio: ATI R6xx HDMI, Monitor: DELL S2409W OS: Ubuntu 10.10, Kernel: 2.6.37-999-generic (x86_64), Desktop: GNOME 2.32.0, Display Server: X Server 1.9.0, Display Driver: radeon 6.13.1, Compiler: GCC 4.4.5, File-System: btrfs, Screen Resolution: 1920x1080 Btrfs space_cache: Processor: AMD Opteron 2384 @ 2.70GHz (4 Cores), Motherboard: TYAN S2927/S2927-E, Chipset: nVidia MCP55, Memory: 4025MB, Disk: 64GB AGILITY-EX, Graphics: ATI/AMD Radeon HD 4870 (750/900MHz), Audio: ATI R6xx HDMI, Monitor: DELL S2409W OS: Ubuntu 10.10, Kernel: 2.6.37-999-generic (x86_64), Desktop: GNOME 2.32.0, Display Server: X Server 1.9.0, Display Driver: radeon 6.13.1, Compiler: GCC 4.4.5, File-System: btrfs, Screen Resolution: 1920x1080 Btrfs compress: Processor: AMD Opteron 2384 @ 2.70GHz (4 Cores), Motherboard: TYAN S2927/S2927-E, Chipset: nVidia MCP55, Memory: 4025MB, Disk: 64GB AGILITY-EX, Graphics: ATI/AMD Radeon HD 4870 (750/900MHz), Audio: ATI R6xx HDMI, Monitor: DELL S2409W OS: Ubuntu 10.10, Kernel: 2.6.37-999-generic (x86_64), Desktop: GNOME 2.32.0, Display Server: X Server 1.9.0, Display Driver: radeon 6.13.1, Compiler: GCC 4.4.5, File-System: btrfs, Screen Resolution: 1920x1080 Btrfs space_cache,compress: Processor: AMD Opteron 2384 @ 2.70GHz (4 Cores), Motherboard: TYAN S2927/S2927-E, Chipset: nVidia MCP55, Memory: 4025MB, Disk: 64GB AGILITY-EX, Graphics: ATI/AMD Radeon HD 4870 (750/900MHz), Audio: ATI R6xx HDMI, Monitor: DELL S2409W OS: Ubuntu 10.10, Kernel: 2.6.37-999-generic (x86_64), Desktop: GNOME 2.32.0, Display Server: X Server 1.9.0, Display Driver: radeon 6.13.1, Compiler: GCC 4.4.5, File-System: btrfs, Screen Resolution: 1920x1080 Gzip Compression 2GB File Compression Seconds < Lower Is Better Btrfs defaults ............. 22.50 |=========================================== Btrfs space_cache .......... 20.75 |======================================== Btrfs compress ............. 20.72 |======================================== Btrfs space_cache,compress . 20.71 |======================================== SQLite 3.7.3 12,500 INSERTs Seconds < Lower Is Better Btrfs defaults ............. 309.95 |========================================== Btrfs space_cache .......... 296.05 |======================================== Btrfs compress ............. 255.20 |=================================== Btrfs space_cache,compress . 258.71 |=================================== Apache Benchmark 2.2.17 Static Web Page Serving Requests Per Second > Higher Is Better Btrfs defaults ............. 17513.37 |======================================= Btrfs space_cache .......... 17858.74 |======================================== Btrfs compress ............. 17488.47 |======================================= Btrfs space_cache,compress . 428.64 |= PostgreSQL pgbench 9.0.1 TPC-B Transactions Per Second TPS > Higher Is Better Btrfs defaults ............. 86.21 |========================================== Btrfs space_cache .......... 85.87 |========================================== Btrfs compress ............. 85.06 |========================================= Btrfs space_cache,compress . 88.59 |=========================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better Btrfs defaults ............. 28.56 |=============== Btrfs space_cache .......... 32.57 |================= Btrfs compress ............. 80.56 |=========================================== Btrfs space_cache,compress . 81.32 |=========================================== IOzone 3.347 8GB Write Performance MB/s > Higher Is Better Btrfs defaults ............. 44.61 |=========== Btrfs space_cache .......... 45.07 |=========== Btrfs compress ............. 150.30 |====================================== Btrfs space_cache,compress . 167.72 |========================================== IOzone 3.347 8GB Read Performance MB/s > Higher Is Better Btrfs defaults ............. 166.89 |======================= Btrfs space_cache .......... 166.50 |======================= Btrfs compress ............. 310.43 |========================================== Btrfs space_cache,compress . 241.37 |================================= Dbench 4.0 1 Clients MB/s > Higher Is Better Btrfs defaults ............. 46.11 |=============================== Btrfs space_cache .......... 59.52 |======================================== Btrfs compress ............. 61.75 |========================================== Btrfs space_cache,compress . 63.54 |=========================================== Dbench 4.0 12 Clients MB/s > Higher Is Better Btrfs defaults ............. 88.54 |======================= Btrfs space_cache .......... 95.60 |======================== Btrfs compress ............. 159.22 |========================================= Btrfs space_cache,compress . 164.56 |========================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better Btrfs defaults ............. 20.72 |============ Btrfs space_cache .......... 22.50 |============== Btrfs compress ............. 70.53 |=========================================== Btrfs space_cache,compress . 71.35 |=========================================== Flexible IO Tester 1.21 Intel IOMeter File Server Access Pattern Seconds (Run Time) < Lower Is Better Btrfs defaults ............. 101.80 |================================== Btrfs space_cache .......... 127.30 |========================================== Btrfs compress ............. 79.44 |========================== Btrfs space_cache,compress . 85.16 |============================ Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better Btrfs defaults ............. 5576.67 |======================================== Btrfs space_cache .......... 5504.13 |======================================== Btrfs compress ............. 5538.57 |======================================== Btrfs space_cache,compress . 5655.96 |========================================= Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better Btrfs defaults ............. 16.24 |============ Btrfs space_cache .......... 25.18 |=================== Btrfs compress ............. 55.92 |=========================================== Btrfs space_cache,compress . 53.60 |========================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Btrfs defaults ............. 2241 |=========================================== Btrfs space_cache .......... 2272 |============================================ Btrfs compress ............. 2272 |============================================ Btrfs space_cache,compress . 2297 |============================================ AIO-Stress 0.21 Random Write MB/s > Higher Is Better Btrfs defaults ............. 28.06 |==================== Btrfs space_cache .......... 43.53 |================================ Btrfs compress ............. 59.31 |=========================================== Btrfs space_cache,compress . 59.07 |=========================================== Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better Btrfs defaults ............. 15.62 |===================================== Btrfs space_cache .......... 14.16 |================================== Btrfs compress ............. 18.15 |=========================================== Btrfs space_cache,compress . 18.15 |===========================================