Kernel LLVM AMD Phenom II X4 965 testing with a MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS) and MSI NVIDIA GeForce GTX 650 Ti 1GB on ManjaroLinux 21.0.4 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2105128-HA-2105107HA77&grr .
Kernel LLVM Processor Motherboard Chipset Memory Disk Graphics Audio Network OS Kernel Desktop Display Server Display Driver OpenGL Vulkan Compiler File-System Screen Resolution Kernel LLVM Kernel GCC Kernel LLVM 11.1 AMD Phenom II X4 965 @ 3.30GHz (4 Cores) MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS) AMD RD890 PCI-e GFX Hydra part 16GB 116GB Samsung SSD 840 + 200GB Seagate ST3200822AS MSI NVIDIA GeForce GTX 650 Ti 1GB Realtek ALC892 Realtek RTL8111/8168/8411 ManjaroLinux 21.0.4 5.12.2-153-tkg-pds-llvm (x86_64) KDE Plasma 5.21.4 X Server 1.20.11 NVIDIA 465.27 4.6.0 1.2.168 GCC 10.2.0 + Clang 13.0.0 btrfs 1920x1080 5.12.2-153-tkg-pds (x86_64) 5.12.2-153-tkg-pds-llvm (x86_64) GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.0 OpenBenchmarking.org Kernel Details - Transparent Huge Pages: always Environment Details - __GL_ExperimentalPerfStrategy=1 __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1 Disk Details - BFQ / commit=120,compress=zstd:3,discard=async,lazytime,noatime,rw,space_cache,ssd_spread,subvol=/@home,subvolid=258 / Block Size: 4096 Processor Details - Scaling Governor: acpi-cpufreq performance - CPU Microcode: 0x10000c8 Security Details - itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Not affected + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable STIBP: disabled + srbds: Not affected + tsx_async_abort: Not affected
Kernel LLVM hackbench: 32 - Process wireguard: tinymembench: Standard Memset tinymembench: Standard Memcpy mutex: Mutex Lock Unlock spinlock rocksdb: Read While Writing hackbench: 8 - Thread hackbench: 16 - Thread pmbench: 1 - 100% Reads hackbench: 16 - Process stress-ng: CPU Cache stress-ng: MMAP sqlite-speedtest: Timed Time - Size 1,000 mbw: Memory Copy, Fixed Block Size - 4096 MiB stress-ng: Semaphores hackbench: 8 - Process mbw: Memory Copy - 4096 MiB schbench: 8 - 4 mutex: Mutex Lock Unlock pthread_mutex pmbench: 2 - 50% pmbench: 1 - 80% Reads 20% Writes postmark: Disk Transaction Performance perf-bench: Memcpy 1MB pmbench: 4 - 80% Reads 20% Writes pmbench: 2 - 80% Reads 20% Writes pmbench: 1 - 50% pmbench: 4 - 50% pmbench: 1 - 100% Writes pmbench: 4 - 100% Writes pmbench: 2 - 100% Writes pmbench: 4 - 100% Reads pmbench: 2 - 100% Reads rocksdb: Rand Fill rocksdb: Rand Fill Sync rocksdb: Rand Read stress-ng: System V Message Passing apache: Static Web Page Serving mutex: Mutex Lock Unlock spinlock_amd pgbench: 100 - 1 - Read Only - Average Latency pgbench: 100 - 1 - Read Only hackbench: 2 - Process hackbench: 4 - Thread hackbench: 4 - Process mutex: Mutex Lock Unlock std::mutex iperf: 5201 - 10 Seconds - TCP - 32 mutex: Shared Mutex Lock Shared stress-ng: Glibc Qsort Data Sorting perf-bench: Memset 1MB iperf: 5201 - 10 Seconds - TCP - 64 t-test1: 1 perf-bench: Epoll Wait iperf: 5201 - 10 Seconds - TCP - 1 stress-ng: CPU Stress stress-ng: Malloc stress-ng: Crypto stress-ng: MEMFD perf-bench: Futex Lock-Pi perf-bench: Futex Hash stress-ng: Memory Copying stress-ng: Socket Activity stress-ng: Glibc C String Functions stress-ng: Context Switching stress-ng: Vector Math stress-ng: Matrix Math stress-ng: SENDFILE stress-ng: Forking stress-ng: Atomic openssl: RSA 4096-bit Performance mbw: Memory Copy, Fixed Block Size - 1024 MiB mutex: Mutex Lock Unlock std::mutex mutex: Mutex Lock Unlock ticket_spinlock pgbench: 1 - 250 - Read Only - Average Latency pgbench: 1 - 250 - Read Only pgbench: 1 - 1 - Read Write - Average Latency pgbench: 1 - 1 - Read Write pgbench: 1 - 100 - Read Only - Average Latency pgbench: 1 - 100 - Read Only pgbench: 1 - 50 - Read Only - Average Latency pgbench: 1 - 50 - Read Only pgbench: 1 - 1 - Read Only - Average Latency pgbench: 1 - 1 - Read Only osbench: Create Threads perf-bench: Sched Pipe hackbench: 2 - Thread mutex: Semaphore Release And Acquire hackbench: 1 - Process mbw: Memory Copy - 1024 MiB ipc-benchmark: Unnamed Unix Domain Socket - 4096 ipc-benchmark: FIFO Named Pipe - 4096 ipc-benchmark: Unnamed Pipe - 4096 ipc-benchmark: TCP Socket - 4096 ipc-benchmark: Unnamed Unix Domain Socket - 2048 ipc-benchmark: Unnamed Unix Domain Socket - 512 mbw: Memory Copy, Fixed Block Size - 512 MiB iperf: 5201 - 10 Seconds - UDP - 64 iperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 64 iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 64 iperf: 5201 - 10 Seconds - UDP - 32 iperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 32 iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 32 iperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 1 iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 1 iperf: 5201 - 10 Seconds - UDP - 1 ipc-benchmark: TCP Socket - 256 ipc-benchmark: Unnamed Pipe - 512 hackbench: 1 - Thread ipc-benchmark: FIFO Named Pipe - 2048 ipc-benchmark: Unnamed Pipe - 2048 t-test1: 2 ipc-benchmark: TCP Socket - 2048 mbw: Memory Copy - 512 MiB ipc-benchmark: Unnamed Unix Domain Socket - 1024 rocksdb: Seq Fill ipc-benchmark: Unnamed Unix Domain Socket - 256 ipc-benchmark: TCP Socket - 1024 ipc-benchmark: FIFO Named Pipe - 1024 ipc-benchmark: Unnamed Pipe - 1024 leveldb: Seq Fill leveldb: Seq Fill ipc-benchmark: TCP Socket - 128 leveldb: Rand Delete ipc-benchmark: Unnamed Unix Domain Socket - 128 perf-bench: Syscall Basic ipc-benchmark: TCP Socket - 512 osbench: Create Files leveldb: Rand Read ipc-benchmark: FIFO Named Pipe - 512 osbench: Memory Allocations osbench: Launch Programs osbench: Create Processes ipc-benchmark: FIFO Named Pipe - 256 ipc-benchmark: Unnamed Pipe - 256 mbw: Memory Copy, Fixed Block Size - 128 MiB ipc-benchmark: Unnamed Pipe - 128 leveldb: Seek Rand ipc-benchmark: FIFO Named Pipe - 128 mbw: Memory Copy - 128 MiB leveldb: Hot Read leveldb: Rand Fill leveldb: Rand Fill leveldb: Overwrite leveldb: Overwrite ctx-clock: Context Switch Time leveldb: Fill Sync leveldb: Fill Sync stress-ng: NUMA Kernel LLVM Kernel GCC Kernel LLVM 11.1 369.548 550.068 5702.3 5825.3 42.9 244439 88.294 168.261 0.0623 159.749 6.84 12.45 132.190 3600.373 1229760.03 79.201 5105.868 33519 21.3 0.1161 0.1175 3713 5.969103 0.1240 0.1200 0.1128 0.1191 0.1038 0.1132 0.1065 0.0655 0.0640 452057 490063 13123433 4225731.83 16754.67 46.9 0.050 19914 20.910 44.099 40.361 35.0 20013 31.9 36.82 12.033610 18133 31.999 365409 22637 825.59 11148830.46 644.00 9.01 9738 7193341 1019.43 1877.82 112501.83 548376.44 9619.98 11754.15 53687.47 19252.07 167420.30 441.7 3575.719 25.5 24.9 4.305 58083 7.225 138 1.445 69196 0.685 73013 0.041 24331 16.550064 214271 23.060 19.0 10.387 5152.911 457959 465636 468875 550089 520300 1151175 3548.362 67.1 20179 6400 33.6 21412 3200 1000 100 1.05 2539979 1772787 11.979 807480 814387 11.041 950880 5146.671 936841 534770 1204312 1453827 1280989 1285487 13.957 31.6 2985001 13.453 1363561 16627566 2062968 38.822397 2.293 1746678 141.110659 95.507304 40.930907 2278454 2351761 3623.863 2891727 3.359 2801157 5172.974 2.310 14.481 30.5 14.570 30.3 264 17.679 24.9 38 317.405 513.194 5691.5 5826.1 42.5 239799 77.877 153.611 0.0632 144.751 6.90 13.13 125.962 3722.106 1277296.32 72.842 5267.712 28597 21.3 0.1176 0.1159 3866 5.913378 0.1235 0.1209 0.1135 0.1206 0.1032 0.1129 0.1059 0.0649 0.0637 458917 499640 13347834 4626477.31 18155.45 46.6 19.354 39.901 37.050 34.7 20700 31.6 36.74 11.998912 18304 31.274 394078 22822 828.24 11170312.20 642.70 9.0 13155 7113178 1014.42 1957.06 113135.64 530566.53 9629.61 11754.94 55850.50 19887.81 167641.36 448.0 3724.204 25.2 24.8 15.745640 209932 21.534 19.1 10.084 5257.927 473559 483511 479683 555085 559665 1171213 3719.911 67.1 20411 6400 33.6 21434 3200 1000 100 1.05 2517133 1809330 10.963 811570 819679 10.939 944138 5267.520 964065 544572 1233688 1421362 1297216 1316913 13.547 32.6 2971343 13.161 1374745 16907939 2054086 36.750389 2.411 1776333 135.699351 91.060797 39.486885 2299703 2337377 3715.488 3040261 3.393 3043686 5259.714 2.389 14.137 31.2 14.125 31.2 266 17.435 25.1 38 349.937 555.201 5677.3 5809.3 42.5 247556 88.562 176.700 0.0641 161.291 6.69 12.71 131.720 3689.686 1274218.42 81.684 5240.097 28747 21.3 0.1182 0.1194 3713 5.954150 0.1234 0.1218 0.1138 0.1231 0.1049 0.1145 0.1085 0.0672 0.0645 449078 490666 13283954 4244091.68 16830.43 46.7 20.888 44.300 41.255 35.0 17735 31.9 36.44 12.017047 16653 32.656 375558 21899 824.83 11061908.02 644.6 8.88 13043 7006665 1014.43 1912.64 111451.53 574464.00 9625.42 11766.64 54398.51 19280.77 168572.72 447.8 3705.678 25.3 24.8 16.019980 217433 23.498 19.0 11.458 5252.537 448144 469668 471693 562576 515245 1120322 3693.634 67.1 19835 6400 33.6 20504 3200 1000 100 1.05 2503889 1798509 12.146 808658 812768 11.144 948187 5233.318 926277 535796 1209161 1471645 1281112 1279652 13.725 32.2 2943227 13.462 1336817 16586283 2044677 39.395617 2.353 1747103 137.383382 97.432931 40.313403 2150341 2283738 3648.544 2722030 3.412 2649855 5160.392 2.317 14.722 30.0 14.731 29.9 264 18.057 24.3 38 OpenBenchmarking.org
Hackbench Count: 32 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 32 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 80 160 240 320 400 SE +/- 6.99, N = 9 SE +/- 6.91, N = 8 SE +/- 9.64, N = 9 369.55 317.41 349.94 1. (CC) gcc options: -lpthread
WireGuard + Linux Networking Stack Stress Test OpenBenchmarking.org Seconds, Fewer Is Better WireGuard + Linux Networking Stack Stress Test Kernel LLVM Kernel GCC Kernel LLVM 11.1 120 240 360 480 600 SE +/- 0.12, N = 3 SE +/- 1.35, N = 3 SE +/- 0.65, N = 3 550.07 513.19 555.20
Tinymembench Standard Memset OpenBenchmarking.org MB/s, More Is Better Tinymembench 2018-05-28 Standard Memset Kernel LLVM Kernel GCC Kernel LLVM 11.1 1200 2400 3600 4800 6000 SE +/- 15.70, N = 3 SE +/- 2.89, N = 3 SE +/- 3.21, N = 3 5702.3 5691.5 5677.3 1. (CC) gcc options: -O2 -lm
Tinymembench Standard Memcpy OpenBenchmarking.org MB/s, More Is Better Tinymembench 2018-05-28 Standard Memcpy Kernel LLVM Kernel GCC Kernel LLVM 11.1 1200 2400 3600 4800 6000 SE +/- 10.38, N = 3 SE +/- 8.19, N = 3 SE +/- 6.50, N = 3 5825.3 5826.1 5809.3 1. (CC) gcc options: -O2 -lm
BenchmarkMutex Benchmark: Mutex Lock Unlock spinlock OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock spinlock Kernel LLVM Kernel GCC Kernel LLVM 11.1 10 20 30 40 50 SE +/- 0.12, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 42.9 42.5 42.5 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
Facebook RocksDB Test: Read While Writing OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Read While Writing Kernel LLVM Kernel GCC Kernel LLVM 11.1 50K 100K 150K 200K 250K SE +/- 5812.42, N = 14 SE +/- 772.88, N = 3 SE +/- 5773.77, N = 14 244439 239799 247556 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Hackbench Count: 8 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 8 - Type: Thread Kernel LLVM Kernel GCC Kernel LLVM 11.1 20 40 60 80 100 SE +/- 0.97, N = 3 SE +/- 0.23, N = 3 SE +/- 0.81, N = 15 88.29 77.88 88.56 1. (CC) gcc options: -lpthread
Hackbench Count: 16 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 16 - Type: Thread Kernel LLVM Kernel GCC Kernel LLVM 11.1 40 80 120 160 200 SE +/- 1.75, N = 3 SE +/- 0.69, N = 3 SE +/- 2.17, N = 4 168.26 153.61 176.70 1. (CC) gcc options: -lpthread
pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Reads OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Reads Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0144 0.0288 0.0432 0.0576 0.072 SE +/- 0.0005, N = 15 SE +/- 0.0006, N = 7 SE +/- 0.0003, N = 3 0.0623 0.0632 0.0641 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
Hackbench Count: 16 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 16 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 40 80 120 160 200 SE +/- 0.62, N = 3 SE +/- 0.22, N = 3 SE +/- 1.83, N = 3 159.75 144.75 161.29 1. (CC) gcc options: -lpthread
Stress-NG Test: CPU Cache OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: CPU Cache Kernel LLVM Kernel GCC Kernel LLVM 11.1 2 4 6 8 10 SE +/- 0.06, N = 15 SE +/- 0.12, N = 15 SE +/- 0.11, N = 15 6.84 6.90 6.69 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: MMAP OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: MMAP Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.25, N = 12 SE +/- 0.22, N = 15 SE +/- 0.19, N = 15 12.45 13.13 12.71 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
SQLite Speedtest Timed Time - Size 1,000 OpenBenchmarking.org Seconds, Fewer Is Better SQLite Speedtest 3.30 Timed Time - Size 1,000 Kernel LLVM Kernel GCC Kernel LLVM 11.1 30 60 90 120 150 SE +/- 0.52, N = 3 SE +/- 0.26, N = 3 SE +/- 0.40, N = 3 132.19 125.96 131.72 1. (CC) gcc options: -O2 -ldl -lz -lpthread
MBW Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 800 1600 2400 3200 4000 SE +/- 37.05, N = 3 SE +/- 0.67, N = 3 SE +/- 3.81, N = 3 3600.37 3722.11 3689.69 1. (CC) gcc options: -O3 -march=native
Stress-NG Test: Semaphores OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Semaphores Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 10868.11, N = 15 SE +/- 9507.55, N = 15 SE +/- 14472.05, N = 3 1229760.03 1277296.32 1274218.42 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Hackbench Count: 8 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 8 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 20 40 60 80 100 SE +/- 0.46, N = 3 SE +/- 0.85, N = 3 SE +/- 0.85, N = 4 79.20 72.84 81.68 1. (CC) gcc options: -lpthread
MBW Test: Memory Copy - Array Size: 4096 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy - Array Size: 4096 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 1100 2200 3300 4400 5500 SE +/- 62.83, N = 3 SE +/- 5.16, N = 3 SE +/- 9.07, N = 3 5105.87 5267.71 5240.10 1. (CC) gcc options: -O3 -march=native
Schbench Message Threads: 8 - Workers Per Message Thread: 4 OpenBenchmarking.org usec, 99.9th Latency Percentile, Fewer Is Better Schbench Message Threads: 8 - Workers Per Message Thread: 4 Kernel LLVM Kernel GCC Kernel LLVM 11.1 7K 14K 21K 28K 35K SE +/- 2786.67, N = 15 SE +/- 267.31, N = 3 SE +/- 216.51, N = 3 33519 28597 28747 1. (CC) gcc options: -O2 -lpthread
BenchmarkMutex Benchmark: Mutex Lock Unlock pthread_mutex OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock pthread_mutex Kernel LLVM Kernel GCC Kernel LLVM 11.1 5 10 15 20 25 SE +/- 0.03, N = 3 SE +/- 0.07, N = 3 SE +/- 0.00, N = 3 21.3 21.3 21.3 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 50% OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 50% Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0266 0.0532 0.0798 0.1064 0.133 SE +/- 0.0014, N = 3 SE +/- 0.0014, N = 4 SE +/- 0.0000, N = 3 0.1161 0.1176 0.1182 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 80% Reads 20% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 80% Reads 20% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0269 0.0538 0.0807 0.1076 0.1345 SE +/- 0.0012, N = 4 SE +/- 0.0011, N = 3 SE +/- 0.0010, N = 3 0.1175 0.1159 0.1194 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
PostMark Disk Transaction Performance OpenBenchmarking.org TPS, More Is Better PostMark 1.51 Disk Transaction Performance Kernel LLVM Kernel GCC Kernel LLVM 11.1 800 1600 2400 3200 4000 SE +/- 18.33, N = 3 SE +/- 20.00, N = 3 SE +/- 18.33, N = 3 3713 3866 3713 1. (CC) gcc options: -O3
perf-bench Benchmark: Memcpy 1MB OpenBenchmarking.org GB/sec, More Is Better perf-bench Benchmark: Memcpy 1MB Kernel LLVM Kernel GCC Kernel LLVM 11.1 1.343 2.686 4.029 5.372 6.715 SE +/- 0.007854, N = 3 SE +/- 0.051475, N = 3 SE +/- 0.003067, N = 3 5.969103 5.913378 5.954150 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 80% Reads 20% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 80% Reads 20% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0279 0.0558 0.0837 0.1116 0.1395 SE +/- 0.0016, N = 3 SE +/- 0.0012, N = 3 SE +/- 0.0014, N = 3 0.1240 0.1235 0.1234 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 80% Reads 20% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 80% Reads 20% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0274 0.0548 0.0822 0.1096 0.137 SE +/- 0.0012, N = 3 SE +/- 0.0003, N = 3 SE +/- 0.0004, N = 3 0.1200 0.1209 0.1218 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 50% OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 50% Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0256 0.0512 0.0768 0.1024 0.128 SE +/- 0.0015, N = 3 SE +/- 0.0015, N = 3 SE +/- 0.0007, N = 3 0.1128 0.1135 0.1138 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 50% OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 50% Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0277 0.0554 0.0831 0.1108 0.1385 SE +/- 0.0004, N = 3 SE +/- 0.0006, N = 3 SE +/- 0.0016, N = 3 0.1191 0.1206 0.1231 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0236 0.0472 0.0708 0.0944 0.118 SE +/- 0.0012, N = 3 SE +/- 0.0010, N = 3 SE +/- 0.0001, N = 3 0.1038 0.1032 0.1049 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0258 0.0516 0.0774 0.1032 0.129 SE +/- 0.0014, N = 3 SE +/- 0.0001, N = 3 SE +/- 0.0013, N = 3 0.1132 0.1129 0.1145 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Writes OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Writes Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0244 0.0488 0.0732 0.0976 0.122 SE +/- 0.0014, N = 3 SE +/- 0.0011, N = 3 SE +/- 0.0009, N = 3 0.1065 0.1059 0.1085 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Reads OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Reads Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0151 0.0302 0.0453 0.0604 0.0755 SE +/- 0.0007, N = 3 SE +/- 0.0008, N = 3 SE +/- 0.0006, N = 3 0.0655 0.0649 0.0672 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Reads OpenBenchmarking.org us - Average Page Latency, Fewer Is Better pmbench Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Reads Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.0145 0.029 0.0435 0.058 0.0725 SE +/- 0.0000, N = 3 SE +/- 0.0000, N = 3 SE +/- 0.0008, N = 3 0.0640 0.0637 0.0645 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
Facebook RocksDB Test: Random Fill OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 100K 200K 300K 400K 500K SE +/- 3333.72, N = 3 SE +/- 3750.21, N = 3 SE +/- 3376.28, N = 3 452057 458917 449078 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Random Fill Sync OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Fill Sync Kernel LLVM Kernel GCC Kernel LLVM 11.1 110K 220K 330K 440K 550K SE +/- 2169.84, N = 3 SE +/- 1981.98, N = 3 SE +/- 4275.49, N = 3 490063 499640 490666 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Facebook RocksDB Test: Random Read OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Random Read Kernel LLVM Kernel GCC Kernel LLVM 11.1 3M 6M 9M 12M 15M SE +/- 59134.09, N = 3 SE +/- 85590.38, N = 3 SE +/- 47642.98, N = 3 13123433 13347834 13283954 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Stress-NG Test: System V Message Passing OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: System V Message Passing Kernel LLVM Kernel GCC Kernel LLVM 11.1 1000K 2000K 3000K 4000K 5000K SE +/- 2913.62, N = 3 SE +/- 32996.49, N = 12 SE +/- 18462.77, N = 3 4225731.83 4626477.31 4244091.68 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.29 Static Web Page Serving Kernel LLVM Kernel GCC Kernel LLVM 11.1 4K 8K 12K 16K 20K SE +/- 28.17, N = 3 SE +/- 31.87, N = 3 SE +/- 18.45, N = 3 16754.67 18155.45 16830.43 1. (CC) gcc options: -shared -fPIC -O2 -pthread
BenchmarkMutex Benchmark: Mutex Lock Unlock spinlock_amd OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock spinlock_amd Kernel LLVM Kernel GCC Kernel LLVM 11.1 11 22 33 44 55 SE +/- 0.07, N = 3 SE +/- 0.00, N = 3 SE +/- 0.07, N = 3 46.9 46.6 46.7 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
PostgreSQL pgbench Scaling Factor: 100 - Clients: 1 - Mode: Read Only - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 1 - Mode: Read Only - Average Latency Kernel LLVM 0.0113 0.0226 0.0339 0.0452 0.0565 SE +/- 0.000, N = 3 0.050 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 100 - Clients: 1 - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 100 - Clients: 1 - Mode: Read Only Kernel LLVM 4K 8K 12K 16K 20K SE +/- 112.18, N = 3 19914 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
Hackbench Count: 2 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 2 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 5 10 15 20 25 SE +/- 0.22, N = 14 SE +/- 0.03, N = 3 SE +/- 0.04, N = 3 20.91 19.35 20.89 1. (CC) gcc options: -lpthread
Hackbench Count: 4 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 4 - Type: Thread Kernel LLVM Kernel GCC Kernel LLVM 11.1 10 20 30 40 50 SE +/- 0.16, N = 3 SE +/- 0.35, N = 3 SE +/- 0.11, N = 3 44.10 39.90 44.30 1. (CC) gcc options: -lpthread
Hackbench Count: 4 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 4 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 9 18 27 36 45 SE +/- 0.08, N = 3 SE +/- 0.12, N = 3 SE +/- 0.16, N = 3 40.36 37.05 41.26 1. (CC) gcc options: -lpthread
BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex Kernel LLVM Kernel GCC Kernel LLVM 11.1 8 16 24 32 40 SE +/- 0.12, N = 3 SE +/- 0.12, N = 3 SE +/- 0.13, N = 3 35.0 34.7 35.0 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32 Kernel LLVM Kernel GCC Kernel LLVM 11.1 4K 8K 12K 16K 20K SE +/- 187.37, N = 7 SE +/- 135.39, N = 3 SE +/- 647.29, N = 15 20013 20700 17735 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
BenchmarkMutex Benchmark: Shared Mutex Lock Shared OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Shared Mutex Lock Shared Kernel LLVM Kernel GCC Kernel LLVM 11.1 7 14 21 28 35 SE +/- 0.09, N = 3 SE +/- 0.07, N = 3 SE +/- 0.15, N = 3 31.9 31.6 31.9 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
Stress-NG Test: Glibc Qsort Data Sorting OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Glibc Qsort Data Sorting Kernel LLVM Kernel GCC Kernel LLVM 11.1 8 16 24 32 40 SE +/- 0.24, N = 3 SE +/- 0.37, N = 3 SE +/- 0.44, N = 4 36.82 36.74 36.44 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
perf-bench Benchmark: Memset 1MB OpenBenchmarking.org GB/sec, More Is Better perf-bench Benchmark: Memset 1MB Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.01, N = 3 SE +/- 0.05, N = 3 SE +/- 0.04, N = 3 12.03 12.00 12.02 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64 Kernel LLVM Kernel GCC Kernel LLVM 11.1 4K 8K 12K 16K 20K SE +/- 203.43, N = 4 SE +/- 78.33, N = 3 SE +/- 425.25, N = 15 18133 18304 16653 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
t-test1 Threads: 1 OpenBenchmarking.org Seconds, Fewer Is Better t-test1 2017-01-13 Threads: 1 Kernel LLVM Kernel GCC Kernel LLVM 11.1 8 16 24 32 40 SE +/- 0.02, N = 3 SE +/- 0.04, N = 3 SE +/- 0.05, N = 3 32.00 31.27 32.66 1. (CC) gcc options: -pthread
perf-bench Benchmark: Epoll Wait OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Epoll Wait Kernel LLVM Kernel GCC Kernel LLVM 11.1 80K 160K 240K 320K 400K SE +/- 2596.83, N = 3 SE +/- 4664.03, N = 3 SE +/- 1651.40, N = 3 365409 394078 375558 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1 Kernel LLVM Kernel GCC Kernel LLVM 11.1 5K 10K 15K 20K 25K SE +/- 273.77, N = 15 SE +/- 85.32, N = 3 SE +/- 212.79, N = 3 22637 22822 21899 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
Stress-NG Test: CPU Stress OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: CPU Stress Kernel LLVM Kernel GCC Kernel LLVM 11.1 200 400 600 800 1000 SE +/- 2.22, N = 3 SE +/- 0.36, N = 3 SE +/- 1.66, N = 3 825.59 828.24 824.83 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Malloc OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Malloc Kernel LLVM Kernel GCC Kernel LLVM 11.1 2M 4M 6M 8M 10M SE +/- 12093.70, N = 3 SE +/- 13169.62, N = 3 SE +/- 10798.66, N = 3 11148830.46 11170312.20 11061908.02 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Crypto OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Crypto Kernel LLVM Kernel GCC Kernel LLVM 11.1 140 280 420 560 700 SE +/- 1.45, N = 3 SE +/- 0.12, N = 3 SE +/- 1.44, N = 3 644.00 642.70 644.60 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: MEMFD OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: MEMFD Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.02, N = 3 SE +/- 0.03, N = 3 SE +/- 0.01, N = 3 9.01 9.00 8.88 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
perf-bench Benchmark: Futex Lock-Pi OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Futex Lock-Pi Kernel LLVM Kernel GCC Kernel LLVM 11.1 3K 6K 9K 12K 15K SE +/- 7.69, N = 3 SE +/- 20.00, N = 3 SE +/- 12.14, N = 3 9738 13155 13043 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
perf-bench Benchmark: Futex Hash OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Futex Hash Kernel LLVM Kernel GCC Kernel LLVM 11.1 1.5M 3M 4.5M 6M 7.5M SE +/- 9923.07, N = 3 SE +/- 5828.57, N = 3 SE +/- 9731.70, N = 3 7193341 7113178 7006665 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
Stress-NG Test: Memory Copying OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Memory Copying Kernel LLVM Kernel GCC Kernel LLVM 11.1 200 400 600 800 1000 SE +/- 6.09, N = 3 SE +/- 1.52, N = 3 SE +/- 2.74, N = 3 1019.43 1014.42 1014.43 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Socket Activity OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Socket Activity Kernel LLVM Kernel GCC Kernel LLVM 11.1 400 800 1200 1600 2000 SE +/- 1.75, N = 3 SE +/- 2.69, N = 3 SE +/- 1.60, N = 3 1877.82 1957.06 1912.64 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Glibc C String Functions OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Glibc C String Functions Kernel LLVM Kernel GCC Kernel LLVM 11.1 20K 40K 60K 80K 100K SE +/- 495.62, N = 3 SE +/- 236.51, N = 3 SE +/- 415.80, N = 3 112501.83 113135.64 111451.53 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Context Switching OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Context Switching Kernel LLVM Kernel GCC Kernel LLVM 11.1 120K 240K 360K 480K 600K SE +/- 2752.66, N = 3 SE +/- 4193.19, N = 3 SE +/- 2034.95, N = 3 548376.44 530566.53 574464.00 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Vector Math OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Vector Math Kernel LLVM Kernel GCC Kernel LLVM 11.1 2K 4K 6K 8K 10K SE +/- 10.59, N = 3 SE +/- 1.82, N = 3 SE +/- 0.92, N = 3 9619.98 9629.61 9625.42 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Matrix Math OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Matrix Math Kernel LLVM Kernel GCC Kernel LLVM 11.1 3K 6K 9K 12K 15K SE +/- 16.83, N = 3 SE +/- 17.54, N = 3 SE +/- 0.54, N = 3 11754.15 11754.94 11766.64 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: SENDFILE OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: SENDFILE Kernel LLVM Kernel GCC Kernel LLVM 11.1 12K 24K 36K 48K 60K SE +/- 107.63, N = 3 SE +/- 144.65, N = 3 SE +/- 46.31, N = 3 53687.47 55850.50 54398.51 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Forking OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Forking Kernel LLVM Kernel GCC Kernel LLVM 11.1 4K 8K 12K 16K 20K SE +/- 39.67, N = 3 SE +/- 41.17, N = 3 SE +/- 97.53, N = 3 19252.07 19887.81 19280.77 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: Atomic OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Atomic Kernel LLVM Kernel GCC Kernel LLVM 11.1 40K 80K 120K 160K 200K SE +/- 324.01, N = 3 SE +/- 368.77, N = 3 SE +/- 560.17, N = 3 167420.30 167641.36 168572.72 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
OpenSSL RSA 4096-bit Performance OpenBenchmarking.org Signs Per Second, More Is Better OpenSSL 1.1.1 RSA 4096-bit Performance Kernel LLVM Kernel GCC Kernel LLVM 11.1 100 200 300 400 500 SE +/- 4.10, N = 7 SE +/- 0.18, N = 3 SE +/- 0.03, N = 3 441.7 448.0 447.8
MBW Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 800 1600 2400 3200 4000 SE +/- 5.31, N = 3 SE +/- 1.03, N = 3 SE +/- 3.36, N = 3 3575.72 3724.20 3705.68 1. (CC) gcc options: -O3 -march=native
BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex Kernel LLVM Kernel GCC Kernel LLVM 11.1 6 12 18 24 30 SE +/- 0.03, N = 3 SE +/- 0.07, N = 3 SE +/- 0.12, N = 3 25.5 25.2 25.3 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
BenchmarkMutex Benchmark: Mutex Lock Unlock ticket_spinlock OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock ticket_spinlock Kernel LLVM Kernel GCC Kernel LLVM 11.1 6 12 18 24 30 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 24.9 24.8 24.8 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
PostgreSQL pgbench Scaling Factor: 1 - Clients: 250 - Mode: Read Only - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 250 - Mode: Read Only - Average Latency Kernel LLVM 0.9686 1.9372 2.9058 3.8744 4.843 SE +/- 0.028, N = 3 4.305 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 250 - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 250 - Mode: Read Only Kernel LLVM 12K 24K 36K 48K 60K SE +/- 383.60, N = 3 58083 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latency Kernel LLVM 2 4 6 8 10 SE +/- 0.086, N = 3 7.225 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 1 - Mode: Read Write OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Write Kernel LLVM 30 60 90 120 150 SE +/- 1.65, N = 3 138 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 100 - Mode: Read Only - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 100 - Mode: Read Only - Average Latency Kernel LLVM 0.3251 0.6502 0.9753 1.3004 1.6255 SE +/- 0.001, N = 3 1.445 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 100 - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 100 - Mode: Read Only Kernel LLVM 15K 30K 45K 60K 75K SE +/- 50.59, N = 3 69196 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 50 - Mode: Read Only - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 50 - Mode: Read Only - Average Latency Kernel LLVM 0.1541 0.3082 0.4623 0.6164 0.7705 SE +/- 0.003, N = 3 0.685 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 50 - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 50 - Mode: Read Only Kernel LLVM 16K 32K 48K 64K 80K SE +/- 358.11, N = 3 73013 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average Latency OpenBenchmarking.org ms, Fewer Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average Latency Kernel LLVM 0.0092 0.0184 0.0276 0.0368 0.046 SE +/- 0.000, N = 3 0.041 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
PostgreSQL pgbench Scaling Factor: 1 - Clients: 1 - Mode: Read Only OpenBenchmarking.org TPS, More Is Better PostgreSQL pgbench 13.0 Scaling Factor: 1 - Clients: 1 - Mode: Read Only Kernel LLVM 5K 10K 15K 20K 25K SE +/- 38.99, N = 3 24331 1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm
OSBench Test: Create Threads OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Threads Kernel LLVM Kernel GCC Kernel LLVM 11.1 4 8 12 16 20 SE +/- 0.68, N = 15 SE +/- 0.70, N = 15 SE +/- 0.64, N = 15 16.55 15.75 16.02 -lm -lm 1. (CC) gcc options:
perf-bench Benchmark: Sched Pipe OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Sched Pipe Kernel LLVM Kernel GCC Kernel LLVM 11.1 50K 100K 150K 200K 250K SE +/- 896.38, N = 3 SE +/- 569.18, N = 3 SE +/- 861.60, N = 3 214271 209932 217433 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
Hackbench Count: 2 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 2 - Type: Thread Kernel LLVM Kernel GCC Kernel LLVM 11.1 6 12 18 24 30 SE +/- 0.01, N = 3 SE +/- 0.16, N = 3 SE +/- 0.03, N = 3 23.06 21.53 23.50 1. (CC) gcc options: -lpthread
BenchmarkMutex Benchmark: Semaphore Release And Acquire OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Semaphore Release And Acquire Kernel LLVM Kernel GCC Kernel LLVM 11.1 5 10 15 20 25 SE +/- 0.03, N = 3 SE +/- 0.07, N = 3 SE +/- 0.06, N = 3 19.0 19.1 19.0 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
Hackbench Count: 1 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 1 - Type: Process Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.03, N = 3 SE +/- 0.23, N = 12 SE +/- 0.03, N = 3 10.39 10.08 11.46 1. (CC) gcc options: -lpthread
MBW Test: Memory Copy - Array Size: 1024 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy - Array Size: 1024 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 1100 2200 3300 4400 5500 SE +/- 18.98, N = 3 SE +/- 1.90, N = 3 SE +/- 7.65, N = 3 5152.91 5257.93 5252.54 1. (CC) gcc options: -O3 -march=native
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 4096 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 4096 Kernel LLVM Kernel GCC Kernel LLVM 11.1 100K 200K 300K 400K 500K SE +/- 1305.06, N = 3 SE +/- 1755.44, N = 3 SE +/- 680.61, N = 3 457959 473559 448144
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 4096 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 4096 Kernel LLVM Kernel GCC Kernel LLVM 11.1 100K 200K 300K 400K 500K SE +/- 2657.74, N = 3 SE +/- 1945.98, N = 3 SE +/- 3051.56, N = 3 465636 483511 469668
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 4096 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 4096 Kernel LLVM Kernel GCC Kernel LLVM 11.1 100K 200K 300K 400K 500K SE +/- 3477.35, N = 3 SE +/- 4438.60, N = 3 SE +/- 1532.35, N = 3 468875 479683 471693
IPC_benchmark Type: TCP Socket - Message Bytes: 4096 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 4096 Kernel LLVM Kernel GCC Kernel LLVM 11.1 120K 240K 360K 480K 600K SE +/- 1970.04, N = 3 SE +/- 4984.28, N = 3 SE +/- 1685.44, N = 3 550089 555085 562576
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 2048 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 2048 Kernel LLVM Kernel GCC Kernel LLVM 11.1 120K 240K 360K 480K 600K SE +/- 359.60, N = 3 SE +/- 1280.33, N = 3 SE +/- 1696.10, N = 3 520300 559665 515245
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 512 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 512 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 1165.49, N = 3 SE +/- 4109.25, N = 3 SE +/- 7819.75, N = 12 1151175 1171213 1120322
MBW Test: Memory Copy, Fixed Block Size - Array Size: 512 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 512 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 800 1600 2400 3200 4000 SE +/- 1.95, N = 3 SE +/- 4.41, N = 3 SE +/- 6.66, N = 3 3548.36 3719.91 3693.63 1. (CC) gcc options: -O3 -march=native
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64 Kernel LLVM Kernel GCC Kernel LLVM 11.1 15 30 45 60 75 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 67.1 67.1 67.1 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64 Kernel LLVM Kernel GCC Kernel LLVM 11.1 4K 8K 12K 16K 20K SE +/- 67.90, N = 3 SE +/- 36.96, N = 3 SE +/- 13.02, N = 3 20179 20411 19835 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64 Kernel LLVM Kernel GCC Kernel LLVM 11.1 1400 2800 4200 5600 7000 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 6400 6400 6400 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32 Kernel LLVM Kernel GCC Kernel LLVM 11.1 8 16 24 32 40 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 33.6 33.6 33.6 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32 Kernel LLVM Kernel GCC Kernel LLVM 11.1 5K 10K 15K 20K 25K SE +/- 114.44, N = 3 SE +/- 131.93, N = 3 SE +/- 267.82, N = 3 21412 21434 20504 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32 Kernel LLVM Kernel GCC Kernel LLVM 11.1 700 1400 2100 2800 3500 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 3200 3200 3200 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1 Kernel LLVM Kernel GCC Kernel LLVM 11.1 200 400 600 800 1000 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 1000 1000 1000 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1 Kernel LLVM Kernel GCC Kernel LLVM 11.1 20 40 60 80 100 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 100 100 100 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
iPerf Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1 OpenBenchmarking.org Mbits/sec, More Is Better iPerf 3.7 Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1 Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.2363 0.4726 0.7089 0.9452 1.1815 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 1.05 1.05 1.05 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
IPC_benchmark Type: TCP Socket - Message Bytes: 256 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 256 Kernel LLVM Kernel GCC Kernel LLVM 11.1 500K 1000K 1500K 2000K 2500K SE +/- 9721.39, N = 3 SE +/- 22225.96, N = 7 SE +/- 16570.75, N = 15 2539979 2517133 2503889
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 512 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 512 Kernel LLVM Kernel GCC Kernel LLVM 11.1 400K 800K 1200K 1600K 2000K SE +/- 1897.32, N = 3 SE +/- 16098.73, N = 3 SE +/- 15480.54, N = 15 1772787 1809330 1798509
Hackbench Count: 1 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 1 - Type: Thread Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.04, N = 3 SE +/- 0.05, N = 3 SE +/- 0.06, N = 3 11.98 10.96 12.15 1. (CC) gcc options: -lpthread
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 2048 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 2048 Kernel LLVM Kernel GCC Kernel LLVM 11.1 200K 400K 600K 800K 1000K SE +/- 1912.41, N = 3 SE +/- 1585.30, N = 3 SE +/- 5943.58, N = 3 807480 811570 808658
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 2048 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 2048 Kernel LLVM Kernel GCC Kernel LLVM 11.1 200K 400K 600K 800K 1000K SE +/- 1382.62, N = 3 SE +/- 856.11, N = 3 SE +/- 4500.55, N = 3 814387 819679 812768
t-test1 Threads: 2 OpenBenchmarking.org Seconds, Fewer Is Better t-test1 2017-01-13 Threads: 2 Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.01, N = 3 SE +/- 0.05, N = 3 SE +/- 0.03, N = 3 11.04 10.94 11.14 1. (CC) gcc options: -pthread
IPC_benchmark Type: TCP Socket - Message Bytes: 2048 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 2048 Kernel LLVM Kernel GCC Kernel LLVM 11.1 200K 400K 600K 800K 1000K SE +/- 5079.92, N = 3 SE +/- 8681.93, N = 3 SE +/- 4947.37, N = 3 950880 944138 948187
MBW Test: Memory Copy - Array Size: 512 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy - Array Size: 512 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 1100 2200 3300 4400 5500 SE +/- 12.30, N = 3 SE +/- 8.07, N = 3 SE +/- 9.52, N = 3 5146.67 5267.52 5233.32 1. (CC) gcc options: -O3 -march=native
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 1024 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 1024 Kernel LLVM Kernel GCC Kernel LLVM 11.1 200K 400K 600K 800K 1000K SE +/- 1701.21, N = 3 SE +/- 4520.85, N = 3 SE +/- 3059.81, N = 3 936841 964065 926277
Facebook RocksDB Test: Sequential Fill OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Sequential Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 120K 240K 360K 480K 600K SE +/- 3023.00, N = 3 SE +/- 2578.31, N = 3 SE +/- 6929.94, N = 3 534770 544572 535796 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 256 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 256 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 4752.07, N = 3 SE +/- 1670.87, N = 3 SE +/- 7325.27, N = 3 1204312 1233688 1209161
IPC_benchmark Type: TCP Socket - Message Bytes: 1024 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 1024 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 2398.52, N = 3 SE +/- 2423.58, N = 3 SE +/- 3846.75, N = 3 1453827 1421362 1471645
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 1024 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 1024 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 2998.97, N = 3 SE +/- 1557.87, N = 3 SE +/- 2437.79, N = 3 1280989 1297216 1281112
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 1024 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 1024 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 3654.53, N = 3 SE +/- 9574.67, N = 3 SE +/- 16798.04, N = 3 1285487 1316913 1279652
LevelDB Benchmark: Sequential Fill OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Sequential Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 4 8 12 16 20 SE +/- 0.05, N = 3 SE +/- 0.03, N = 3 SE +/- 0.06, N = 3 13.96 13.55 13.73 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Sequential Fill OpenBenchmarking.org MB/s, More Is Better LevelDB 1.22 Benchmark: Sequential Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 8 16 24 32 40 SE +/- 0.12, N = 3 SE +/- 0.10, N = 3 SE +/- 0.12, N = 3 31.6 32.6 32.2 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
IPC_benchmark Type: TCP Socket - Message Bytes: 128 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 128 Kernel LLVM Kernel GCC Kernel LLVM 11.1 600K 1200K 1800K 2400K 3000K SE +/- 10452.71, N = 3 SE +/- 24608.70, N = 9 SE +/- 41324.96, N = 3 2985001 2971343 2943227
LevelDB Benchmark: Random Delete OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Random Delete Kernel LLVM Kernel GCC Kernel LLVM 11.1 3 6 9 12 15 SE +/- 0.15, N = 3 SE +/- 0.07, N = 3 SE +/- 0.03, N = 3 13.45 13.16 13.46 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 128 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 128 Kernel LLVM Kernel GCC Kernel LLVM 11.1 300K 600K 900K 1200K 1500K SE +/- 4775.86, N = 3 SE +/- 4747.41, N = 3 SE +/- 5815.34, N = 3 1363561 1374745 1336817
perf-bench Benchmark: Syscall Basic OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Syscall Basic Kernel LLVM Kernel GCC Kernel LLVM 11.1 4M 8M 12M 16M 20M SE +/- 44903.68, N = 3 SE +/- 6821.55, N = 3 SE +/- 12906.55, N = 3 16627566 16907939 16586283 1. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma
IPC_benchmark Type: TCP Socket - Message Bytes: 512 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: TCP Socket - Message Bytes: 512 Kernel LLVM Kernel GCC Kernel LLVM 11.1 400K 800K 1200K 1600K 2000K SE +/- 11997.79, N = 3 SE +/- 2605.04, N = 3 SE +/- 21799.46, N = 4 2062968 2054086 2044677
OSBench Test: Create Files OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Files Kernel LLVM Kernel GCC Kernel LLVM 11.1 9 18 27 36 45 SE +/- 0.24, N = 3 SE +/- 0.04, N = 3 SE +/- 0.05, N = 3 38.82 36.75 39.40 -lm -lm 1. (CC) gcc options:
LevelDB Benchmark: Random Read OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Random Read Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.5425 1.085 1.6275 2.17 2.7125 SE +/- 0.027, N = 4 SE +/- 0.019, N = 9 SE +/- 0.021, N = 7 2.293 2.411 2.353 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 512 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 512 Kernel LLVM Kernel GCC Kernel LLVM 11.1 400K 800K 1200K 1600K 2000K SE +/- 24548.29, N = 3 SE +/- 19241.60, N = 3 SE +/- 8871.35, N = 3 1746678 1776333 1747103
OSBench Test: Memory Allocations OpenBenchmarking.org Ns Per Event, Fewer Is Better OSBench Test: Memory Allocations Kernel LLVM Kernel GCC Kernel LLVM 11.1 30 60 90 120 150 SE +/- 0.44, N = 3 SE +/- 0.11, N = 3 SE +/- 0.34, N = 3 141.11 135.70 137.38 -lm -lm 1. (CC) gcc options:
OSBench Test: Launch Programs OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Launch Programs Kernel LLVM Kernel GCC Kernel LLVM 11.1 20 40 60 80 100 SE +/- 0.20, N = 3 SE +/- 0.19, N = 3 SE +/- 0.64, N = 3 95.51 91.06 97.43 -lm -lm 1. (CC) gcc options:
OSBench Test: Create Processes OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Processes Kernel LLVM Kernel GCC Kernel LLVM 11.1 9 18 27 36 45 SE +/- 0.18, N = 3 SE +/- 0.28, N = 3 SE +/- 0.16, N = 3 40.93 39.49 40.31 -lm -lm 1. (CC) gcc options:
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 256 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 256 Kernel LLVM Kernel GCC Kernel LLVM 11.1 500K 1000K 1500K 2000K 2500K SE +/- 5587.94, N = 3 SE +/- 4874.11, N = 3 SE +/- 4551.71, N = 3 2278454 2299703 2150341
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 256 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 256 Kernel LLVM Kernel GCC Kernel LLVM 11.1 500K 1000K 1500K 2000K 2500K SE +/- 31763.45, N = 3 SE +/- 17228.51, N = 3 SE +/- 18436.29, N = 3 2351761 2337377 2283738
MBW Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 800 1600 2400 3200 4000 SE +/- 3.01, N = 3 SE +/- 2.94, N = 3 SE +/- 1.33, N = 3 3623.86 3715.49 3648.54 1. (CC) gcc options: -O3 -march=native
IPC_benchmark Type: Unnamed Pipe - Message Bytes: 128 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: Unnamed Pipe - Message Bytes: 128 Kernel LLVM Kernel GCC Kernel LLVM 11.1 700K 1400K 2100K 2800K 3500K SE +/- 22099.44, N = 3 SE +/- 34085.75, N = 4 SE +/- 11315.58, N = 3 2891727 3040261 2722030
LevelDB Benchmark: Seek Random OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Seek Random Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.7677 1.5354 2.3031 3.0708 3.8385 SE +/- 0.029, N = 3 SE +/- 0.029, N = 3 SE +/- 0.028, N = 3 3.359 3.393 3.412 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 128 OpenBenchmarking.org Messages Per Second, More Is Better IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 128 Kernel LLVM Kernel GCC Kernel LLVM 11.1 700K 1400K 2100K 2800K 3500K SE +/- 18345.59, N = 3 SE +/- 29770.09, N = 3 SE +/- 35347.02, N = 3 2801157 3043686 2649855
MBW Test: Memory Copy - Array Size: 128 MiB OpenBenchmarking.org MiB/s, More Is Better MBW 2018-09-08 Test: Memory Copy - Array Size: 128 MiB Kernel LLVM Kernel GCC Kernel LLVM 11.1 1100 2200 3300 4400 5500 SE +/- 12.43, N = 3 SE +/- 7.70, N = 3 SE +/- 19.56, N = 3 5172.97 5259.71 5160.39 1. (CC) gcc options: -O3 -march=native
LevelDB Benchmark: Hot Read OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Hot Read Kernel LLVM Kernel GCC Kernel LLVM 11.1 0.5375 1.075 1.6125 2.15 2.6875 SE +/- 0.006, N = 3 SE +/- 0.023, N = 3 SE +/- 0.027, N = 3 2.310 2.389 2.317 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Random Fill OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Random Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 4 8 12 16 20 SE +/- 0.06, N = 3 SE +/- 0.11, N = 3 SE +/- 0.07, N = 3 14.48 14.14 14.72 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Random Fill OpenBenchmarking.org MB/s, More Is Better LevelDB 1.22 Benchmark: Random Fill Kernel LLVM Kernel GCC Kernel LLVM 11.1 7 14 21 28 35 SE +/- 0.13, N = 3 SE +/- 0.24, N = 3 SE +/- 0.12, N = 3 30.5 31.2 30.0 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Overwrite OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Overwrite Kernel LLVM Kernel GCC Kernel LLVM 11.1 4 8 12 16 20 SE +/- 0.09, N = 3 SE +/- 0.12, N = 3 SE +/- 0.09, N = 3 14.57 14.13 14.73 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Overwrite OpenBenchmarking.org MB/s, More Is Better LevelDB 1.22 Benchmark: Overwrite Kernel LLVM Kernel GCC Kernel LLVM 11.1 7 14 21 28 35 SE +/- 0.19, N = 3 SE +/- 0.23, N = 3 SE +/- 0.17, N = 3 30.3 31.2 29.9 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
ctx_clock Context Switch Time OpenBenchmarking.org Clocks, Fewer Is Better ctx_clock Context Switch Time Kernel LLVM Kernel GCC Kernel LLVM 11.1 60 120 180 240 300 SE +/- 0.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 264 266 264
LevelDB Benchmark: Fill Sync OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Fill Sync Kernel LLVM Kernel GCC Kernel LLVM 11.1 4 8 12 16 20 SE +/- 0.15, N = 3 SE +/- 0.26, N = 4 SE +/- 0.19, N = 3 17.68 17.44 18.06 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Fill Sync OpenBenchmarking.org MB/s, More Is Better LevelDB 1.22 Benchmark: Fill Sync Kernel LLVM Kernel GCC Kernel LLVM 11.1 6 12 18 24 30 SE +/- 0.21, N = 3 SE +/- 0.31, N = 4 SE +/- 0.26, N = 3 24.9 25.1 24.3 -lsqlite3 1. (CXX) g++ options: -O3 -lsnappy -lpthread
Stress-NG Test: NUMA OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: NUMA Kernel LLVM Kernel GCC Kernel LLVM 11.1 9 18 27 36 45 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 38 38 38 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Phoronix Test Suite v10.8.4