Linux I/O scheduler benchmarks for a future article on Phoronix.com.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1811264-SK-LINUX419I79
Linux 4.19 I/O Scheduler Performance
Linux I/O scheduler benchmarks for a future article on Phoronix.com.
CFQ:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
Deadline:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 20 x 500GB Samsung SSD 860 + 120GB SSDSCKJB120G7R, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
Noop:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
MQ None:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
BFQ low_latency:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
BFQ:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
Kyber:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
MQ Deadline:
Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD Family 17h, Memory: 16 x 32 GB DDR4-2400MT/s 36ASF4G72PZ-2G6D2, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: Matrox G200eW3, Monitor: VE228, Network: Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA
OS: Ubuntu 18.10, Kernel: 4.19.0-041900-generic (x86_64), Compiler: GCC 8.2.0 + Clang 7.0.0-3 + LLVM 7.0.0, File-System: ext4, Screen Resolution: 1600x1200
BlogBench 1.0
Test: Read
Final Score > Higher Is Better
CFQ ............. 748396 |=================================================
Deadline ........ 736143 |================================================
Noop ............ 705847 |==============================================
MQ None ......... 795075 |====================================================
BFQ low_latency . 785541 |====================================================
BFQ ............. 805148 |=====================================================
Kyber ........... 780536 |===================================================
MQ Deadline ..... 783446 |====================================================
BlogBench 1.0
Test: Write
Final Score > Higher Is Better
CFQ ............. 23547 |==============================================
Deadline ........ 22817 |=============================================
Noop ............ 21485 |==========================================
MQ None ......... 27320 |======================================================
BFQ low_latency . 22512 |============================================
BFQ ............. 24163 |===============================================
Kyber ........... 27492 |======================================================
MQ Deadline ..... 26342 |====================================================
Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
CFQ ............. 1554 |======================================================
Deadline ........ 1576 |======================================================
Noop ............ 1568 |======================================================
MQ None ......... 1571 |======================================================
BFQ low_latency . 1591 |=======================================================
BFQ ............. 1575 |======================================================
Kyber ........... 1577 |=======================================================
MQ Deadline ..... 1577 |=======================================================
Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
CFQ ............. 370 |====================================================
Deadline ........ 388 |=======================================================
Noop ............ 391 |=======================================================
MQ None ......... 396 |========================================================
BFQ low_latency . 394 |========================================================
BFQ ............. 387 |=======================================================
Kyber ........... 390 |=======================================================
MQ Deadline ..... 389 |=======================================================
Compile Bench 0.6
Test: Read Compiled Tree
MB/s > Higher Is Better
CFQ ............. 881 |===================================================
Deadline ........ 938 |======================================================
Noop ............ 968 |========================================================
MQ None ......... 972 |========================================================
BFQ low_latency . 960 |=======================================================
BFQ ............. 969 |========================================================
Kyber ........... 949 |=======================================================
MQ Deadline ..... 955 |=======================================================
Flexible IO Tester 3.1
Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 253 |==========================
Deadline ........ 542 |========================================================
Noop ............ 542 |========================================================
MQ None ......... 543 |========================================================
BFQ low_latency . 543 |========================================================
BFQ ............. 542 |========================================================
Kyber ........... 543 |========================================================
MQ Deadline ..... 543 |========================================================
Flexible IO Tester 3.1
Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 284 |===================================================
Deadline ........ 313 |========================================================
Noop ............ 271 |================================================
MQ None ......... 270 |================================================
BFQ low_latency . 272 |=================================================
BFQ ............. 270 |================================================
Kyber ........... 275 |=================================================
MQ Deadline ..... 272 |=================================================
Flexible IO Tester 3.1
Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
CFQ ............. 72667 |=================================================
Deadline ........ 80200 |======================================================
Noop ............ 69500 |===============================================
MQ None ......... 69133 |===============================================
BFQ low_latency . 69500 |===============================================
BFQ ............. 68767 |==============================================
Kyber ........... 70467 |===============================================
MQ Deadline ..... 69700 |===============================================
Flexible IO Tester 3.1
Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 391 |======================================================
Deadline ........ 403 |========================================================
Noop ............ 310 |===========================================
MQ None ......... 280 |=======================================
BFQ low_latency . 223 |===============================
BFQ ............. 379 |=====================================================
Kyber ........... 311 |===========================================
MQ Deadline ..... 243 |==================================
Flexible IO Tester 3.1
Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 237 |========================================================
Deadline ........ 237 |========================================================
Noop ............ 238 |========================================================
MQ None ......... 227 |=====================================================
BFQ low_latency . 212 |==================================================
BFQ ............. 236 |========================================================
Kyber ........... 236 |========================================================
MQ Deadline ..... 226 |=====================================================
Flexible IO Tester 3.1
Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
CFQ ............. 60767 |======================================================
Deadline ........ 60600 |======================================================
Noop ............ 60633 |======================================================
MQ None ......... 58067 |====================================================
BFQ low_latency . 54280 |================================================
BFQ ............. 60333 |======================================================
Kyber ........... 60533 |======================================================
MQ Deadline ..... 57733 |===================================================
Flexible IO Tester 3.1
Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 382 |========================================================
Deadline ........ 382 |========================================================
Noop ............ 253 |=====================================
MQ None ......... 252 |=====================================
BFQ low_latency . 252 |=====================================
BFQ ............. 381 |========================================================
Kyber ........... 253 |=====================================
MQ Deadline ..... 252 |=====================================
Flexible IO Tester 3.1
Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 322 |=======================================================
Deadline ........ 324 |=======================================================
Noop ............ 253 |===========================================
MQ None ......... 252 |===========================================
BFQ low_latency . 253 |===========================================
BFQ ............. 329 |========================================================
Kyber ........... 253 |===========================================
MQ Deadline ..... 252 |===========================================
Flexible IO Tester 3.1
Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
CFQ ............. 82567 |=====================================================
Deadline ........ 82833 |=====================================================
Noop ............ 64800 |==========================================
MQ None ......... 64600 |=========================================
BFQ low_latency . 64633 |=========================================
BFQ ............. 84300 |======================================================
Kyber ........... 64700 |=========================================
MQ Deadline ..... 64600 |=========================================
Flexible IO Tester 3.1
Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 405 |=======================================================
Deadline ........ 410 |========================================================
Noop ............ 318 |===========================================
MQ None ......... 311 |==========================================
BFQ low_latency . 312 |===========================================
BFQ ............. 386 |=====================================================
Kyber ........... 312 |===========================================
MQ Deadline ..... 313 |===========================================
Flexible IO Tester 3.1
Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
MB/s > Higher Is Better
CFQ ............. 313 |========================================================
Deadline ........ 315 |========================================================
Noop ............ 309 |=======================================================
MQ None ......... 309 |=======================================================
BFQ low_latency . 310 |=======================================================
BFQ ............. 313 |========================================================
Kyber ........... 308 |=======================================================
MQ Deadline ..... 307 |=======================================================
Flexible IO Tester 3.1
Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory
IOPS > Higher Is Better
CFQ ............. 80167 |======================================================
Deadline ........ 80567 |======================================================
Noop ............ 79100 |=====================================================
MQ None ......... 79167 |=====================================================
BFQ low_latency . 79300 |=====================================================
BFQ ............. 80233 |======================================================
Kyber ........... 78567 |=====================================================
MQ Deadline ..... 78767 |=====================================================
FS-Mark 3.3
Test: 1000 Files, 1MB Size
Files/s > Higher Is Better
CFQ ............. 174.00 |=====================================================
Deadline ........ 173.00 |=====================================================
Noop ............ 91.30 |============================
MQ None ......... 64.43 |====================
BFQ low_latency . 61.33 |===================
BFQ ............. 168.23 |===================================================
Kyber ........... 91.68 |============================
MQ Deadline ..... 59.23 |==================
FS-Mark 3.3
Test: 5000 Files, 1MB Size, 4 Threads
Files/s > Higher Is Better
CFQ ............. 181 |=======================================================
Deadline ........ 173 |=====================================================
Noop ............ 178 |======================================================
MQ None ......... 140 |===========================================
BFQ low_latency . 131 |========================================
BFQ ............. 181 |=======================================================
Kyber ........... 183 |========================================================
MQ Deadline ..... 123 |======================================
FS-Mark 3.3
Test: 4000 Files, 32 Sub Dirs, 1MB Size
Files/s > Higher Is Better
CFQ ............. 86.70 |=====================================================
Deadline ........ 84.47 |===================================================
Noop ............ 81.80 |==================================================
MQ None ......... 57.20 |===================================
BFQ low_latency . 66.93 |=========================================
BFQ ............. 83.83 |===================================================
Kyber ........... 89.17 |======================================================
MQ Deadline ..... 67.38 |=========================================
FS-Mark 3.3
Test: 1000 Files, 1MB Size, No Sync/FSync
Files/s > Higher Is Better
CFQ ............. 1890 |======================================================
Deadline ........ 1896 |======================================================
Noop ............ 1897 |======================================================
MQ None ......... 1920 |=======================================================
BFQ low_latency . 1918 |=======================================================
BFQ ............. 1896 |======================================================
Kyber ........... 1909 |=======================================================
MQ Deadline ..... 1893 |======================================================
PostgreSQL pgbench 10.3
Scaling: Buffer Test - Test: Normal Load - Mode: Read Only
TPS > Higher Is Better
CFQ ............. 519438 |==================================================
Deadline ........ 552470 |=====================================================
Noop ............ 533709 |===================================================
MQ None ......... 533463 |===================================================
BFQ low_latency . 519792 |==================================================
BFQ ............. 545719 |====================================================
Kyber ........... 497899 |================================================
MQ Deadline ..... 506397 |=================================================
PostgreSQL pgbench 10.3
Scaling: Buffer Test - Test: Normal Load - Mode: Read Write
TPS > Higher Is Better
CFQ ............. 3656 |========================================
Deadline ........ 5074 |=======================================================
Noop ............ 2554 |============================
MQ None ......... 2089 |=======================
BFQ low_latency . 3406 |=====================================
BFQ ............. 4837 |====================================================
Kyber ........... 2303 |=========================
MQ Deadline ..... 2453 |===========================
SQLite 3.22
Timed SQLite Insertions
Seconds < Lower Is Better
CFQ ............. 33.17 |=======================
Deadline ........ 34.20 |========================
Noop ............ 77.10 |======================================================
MQ None ......... 68.29 |================================================
BFQ low_latency . 75.05 |====================================================
BFQ ............. 57.32 |========================================
Kyber ........... 69.11 |================================================
MQ Deadline ..... 77.52 |======================================================
Timed GCC Compilation 8.2
Time To Compile
Seconds < Lower Is Better
CFQ ............. 806 |========================================================
Deadline ........ 803 |========================================================
Noop ............ 807 |========================================================
MQ None ......... 800 |========================================================
BFQ low_latency . 804 |========================================================
BFQ ............. 800 |========================================================
Kyber ........... 804 |========================================================
MQ Deadline ..... 796 |=======================================================
Timed Linux Kernel Compilation 4.18
Time To Compile
Seconds < Lower Is Better
CFQ ............. 26.38 |======================================================
Deadline ........ 26.37 |======================================================
Noop ............ 26.48 |======================================================
MQ None ......... 26.50 |======================================================
BFQ low_latency . 26.49 |======================================================
BFQ ............. 26.43 |======================================================
Kyber ........... 26.42 |======================================================
MQ Deadline ..... 26.44 |======================================================