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/2105107-HA-2105097HA95&grr&sro .
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 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) 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 pmbench: 1 - 100% Reads rocksdb: Read While Writing hackbench: 16 - Thread hackbench: 16 - Process stress-ng: Semaphores stress-ng: CPU Cache stress-ng: MMAP sqlite-speedtest: Timed Time - Size 1,000 mbw: Memory Copy, Fixed Block Size - 4096 MiB schbench: 8 - 4 hackbench: 8 - Thread mbw: Memory Copy - 4096 MiB hackbench: 8 - Process stress-ng: System V Message Passing pmbench: 2 - 50% pmbench: 1 - 80% Reads 20% Writes mutex: Mutex Lock Unlock pthread_mutex postmark: Disk Transaction Performance perf-bench: Memcpy 1MB pmbench: 4 - 80% Reads 20% Writes pmbench: 2 - 80% Reads 20% Writes pmbench: 1 - 100% Writes pmbench: 1 - 50% pmbench: 4 - 50% 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 hackbench: 2 - Process apache: Static Web Page Serving mutex: Mutex Lock Unlock spinlock_amd pgbench: 100 - 1 - Read Only - Average Latency pgbench: 100 - 1 - Read Only hackbench: 4 - Thread iperf: 5201 - 10 Seconds - TCP - 1 mutex: Mutex Lock Unlock std::mutex hackbench: 4 - Process mutex: Shared Mutex Lock Shared openssl: RSA 4096-bit Performance perf-bench: Memset 1MB t-test1: 1 perf-bench: Epoll Wait 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 Qsort Data Sorting 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 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 hackbench: 1 - Process osbench: Create Threads perf-bench: Sched Pipe hackbench: 2 - Thread iperf: 5201 - 10 Seconds - TCP - 32 mutex: Semaphore Release And Acquire mbw: Memory Copy - 1024 MiB ipc-benchmark: Unnamed Unix Domain Socket - 4096 ipc-benchmark: Unnamed Pipe - 4096 ipc-benchmark: FIFO Named Pipe - 4096 ipc-benchmark: TCP Socket - 4096 ipc-benchmark: Unnamed Unix Domain Socket - 2048 iperf: 5201 - 10 Seconds - TCP - 64 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 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 ipc-benchmark: TCP Socket - 128 ipc-benchmark: Unnamed Unix Domain Socket - 512 ipc-benchmark: TCP Socket - 256 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 leveldb: Rand Delete ipc-benchmark: Unnamed Unix Domain Socket - 128 osbench: Create Files perf-bench: Syscall Basic ipc-benchmark: TCP Socket - 512 leveldb: Rand Read ipc-benchmark: FIFO Named Pipe - 512 osbench: Memory Allocations ipc-benchmark: Unnamed Pipe - 512 osbench: Create Processes osbench: Launch Programs 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: Overwrite leveldb: Overwrite leveldb: Rand Fill leveldb: Rand Fill ctx-clock: Context Switch Time leveldb: Fill Sync leveldb: Fill Sync stress-ng: NUMA Kernel LLVM Kernel GCC 369.548 550.068 5702.3 5825.3 42.9 0.0623 244439 168.261 159.749 1229760.03 6.84 12.45 132.190 3600.373 33519 88.294 5105.868 79.201 4225731.83 0.1161 0.1175 21.3 3713 5.969103 0.1240 0.1200 0.1038 0.1128 0.1191 0.1132 0.1065 0.0655 0.0640 452057 490063 13123433 20.910 16754.67 46.9 0.050 19914 44.099 22637 35.0 40.361 31.9 441.7 12.033610 31.999 365409 825.59 11148830.46 644.00 9.01 9738 7193341 1019.43 1877.82 36.82 112501.83 548376.44 9619.98 11754.15 53687.47 19252.07 167420.30 3575.719 25.5 24.9 4.305 58083 7.225 138 1.445 69196 0.685 73013 0.041 24331 10.387 16.550064 214271 23.060 20013 19.0 5152.911 457959 468875 465636 550089 520300 18133 3548.362 67.1 20179 6400 33.6 21412 3200 1000 100 1.05 11.979 807480 814387 11.041 950880 5146.671 936841 2985001 1151175 2539979 534770 1204312 1453827 1280989 1285487 13.957 31.6 13.453 1363561 38.822397 16627566 2062968 2.293 1746678 141.110659 1772787 40.930907 95.507304 2278454 2351761 3623.863 2891727 3.359 2801157 5172.974 2.310 14.570 30.3 14.481 30.5 264 17.679 24.9 38 317.405 513.194 5691.5 5826.1 42.5 0.0632 239799 153.611 144.751 1277296.32 6.90 13.13 125.962 3722.106 28597 77.877 5267.712 72.842 4626477.31 0.1176 0.1159 21.3 3866 5.913378 0.1235 0.1209 0.1032 0.1135 0.1206 0.1129 0.1059 0.0649 0.0637 458917 499640 13347834 19.354 18155.45 46.6 39.901 22822 34.7 37.050 31.6 448.0 11.998912 31.274 394078 828.24 11170312.20 642.70 9.0 13155 7113178 1014.42 1957.06 36.74 113135.64 530566.53 9629.61 11754.94 55850.50 19887.81 167641.36 3724.204 25.2 24.8 10.084 15.745640 209932 21.534 20700 19.1 5257.927 473559 479683 483511 555085 559665 18304 3719.911 67.1 20411 6400 33.6 21434 3200 1000 100 1.05 10.963 811570 819679 10.939 944138 5267.520 964065 2971343 1171213 2517133 544572 1233688 1421362 1297216 1316913 13.547 32.6 13.161 1374745 36.750389 16907939 2054086 2.411 1776333 135.699351 1809330 39.486885 91.060797 2299703 2337377 3715.488 3040261 3.393 3043686 5259.714 2.389 14.125 31.2 14.137 31.2 266 17.435 25.1 38 OpenBenchmarking.org
Hackbench Count: 32 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 32 - Type: Process Kernel GCC Kernel LLVM 80 160 240 320 400 SE +/- 6.91, N = 8 SE +/- 6.99, N = 9 317.41 369.55 1. (CC) gcc options: -lpthread
WireGuard + Linux Networking Stack Stress Test OpenBenchmarking.org Seconds, Fewer Is Better WireGuard + Linux Networking Stack Stress Test Kernel GCC Kernel LLVM 120 240 360 480 600 SE +/- 1.35, N = 3 SE +/- 0.12, N = 3 513.19 550.07
Tinymembench Standard Memset OpenBenchmarking.org MB/s, More Is Better Tinymembench 2018-05-28 Standard Memset Kernel GCC Kernel LLVM 1200 2400 3600 4800 6000 SE +/- 2.89, N = 3 SE +/- 15.70, N = 3 5691.5 5702.3 1. (CC) gcc options: -O2 -lm
Tinymembench Standard Memcpy OpenBenchmarking.org MB/s, More Is Better Tinymembench 2018-05-28 Standard Memcpy Kernel GCC Kernel LLVM 1200 2400 3600 4800 6000 SE +/- 8.19, N = 3 SE +/- 10.38, N = 3 5826.1 5825.3 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 GCC Kernel LLVM 10 20 30 40 50 SE +/- 0.00, N = 3 SE +/- 0.12, N = 3 42.5 42.9 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
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 GCC Kernel LLVM 0.0142 0.0284 0.0426 0.0568 0.071 SE +/- 0.0006, N = 7 SE +/- 0.0005, N = 15 0.0632 0.0623 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
Facebook RocksDB Test: Read While Writing OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Read While Writing Kernel GCC Kernel LLVM 50K 100K 150K 200K 250K SE +/- 772.88, N = 3 SE +/- 5812.42, N = 14 239799 244439 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Hackbench Count: 16 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 16 - Type: Thread Kernel GCC Kernel LLVM 40 80 120 160 200 SE +/- 0.69, N = 3 SE +/- 1.75, N = 3 153.61 168.26 1. (CC) gcc options: -lpthread
Hackbench Count: 16 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 16 - Type: Process Kernel GCC Kernel LLVM 40 80 120 160 200 SE +/- 0.22, N = 3 SE +/- 0.62, N = 3 144.75 159.75 1. (CC) gcc options: -lpthread
Stress-NG Test: Semaphores OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: Semaphores Kernel GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 9507.55, N = 15 SE +/- 10868.11, N = 15 1277296.32 1229760.03 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Stress-NG Test: CPU Cache OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: CPU Cache Kernel GCC Kernel LLVM 2 4 6 8 10 SE +/- 0.12, N = 15 SE +/- 0.06, N = 15 6.90 6.84 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 GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.22, N = 15 SE +/- 0.25, N = 12 13.13 12.45 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 GCC Kernel LLVM 30 60 90 120 150 SE +/- 0.26, N = 3 SE +/- 0.52, N = 3 125.96 132.19 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 GCC Kernel LLVM 800 1600 2400 3200 4000 SE +/- 0.67, N = 3 SE +/- 37.05, N = 3 3722.11 3600.37 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 GCC Kernel LLVM 7K 14K 21K 28K 35K SE +/- 267.31, N = 3 SE +/- 2786.67, N = 15 28597 33519 1. (CC) gcc options: -O2 -lpthread
Hackbench Count: 8 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 8 - Type: Thread Kernel GCC Kernel LLVM 20 40 60 80 100 SE +/- 0.23, N = 3 SE +/- 0.97, N = 3 77.88 88.29 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 GCC Kernel LLVM 1100 2200 3300 4400 5500 SE +/- 5.16, N = 3 SE +/- 62.83, N = 3 5267.71 5105.87 1. (CC) gcc options: -O3 -march=native
Hackbench Count: 8 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 8 - Type: Process Kernel GCC Kernel LLVM 20 40 60 80 100 SE +/- 0.85, N = 3 SE +/- 0.46, N = 3 72.84 79.20 1. (CC) gcc options: -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 GCC Kernel LLVM 1000K 2000K 3000K 4000K 5000K SE +/- 32996.49, N = 12 SE +/- 2913.62, N = 3 4626477.31 4225731.83 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
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 GCC Kernel LLVM 0.0265 0.053 0.0795 0.106 0.1325 SE +/- 0.0014, N = 4 SE +/- 0.0014, N = 3 0.1176 0.1161 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 GCC Kernel LLVM 0.0264 0.0528 0.0792 0.1056 0.132 SE +/- 0.0011, N = 3 SE +/- 0.0012, N = 4 0.1159 0.1175 1. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread
BenchmarkMutex Benchmark: Mutex Lock Unlock pthread_mutex OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock pthread_mutex Kernel GCC Kernel LLVM 5 10 15 20 25 SE +/- 0.07, N = 3 SE +/- 0.03, N = 3 21.3 21.3 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
PostMark Disk Transaction Performance OpenBenchmarking.org TPS, More Is Better PostMark 1.51 Disk Transaction Performance Kernel GCC Kernel LLVM 800 1600 2400 3200 4000 SE +/- 20.00, N = 3 SE +/- 18.33, N = 3 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 GCC Kernel LLVM 1.343 2.686 4.029 5.372 6.715 SE +/- 0.051475, N = 3 SE +/- 0.007854, N = 3 5.913378 5.969103 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 GCC Kernel LLVM 0.0279 0.0558 0.0837 0.1116 0.1395 SE +/- 0.0012, N = 3 SE +/- 0.0016, N = 3 0.1235 0.1240 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 GCC Kernel LLVM 0.0272 0.0544 0.0816 0.1088 0.136 SE +/- 0.0003, N = 3 SE +/- 0.0012, N = 3 0.1209 0.1200 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 GCC Kernel LLVM 0.0234 0.0468 0.0702 0.0936 0.117 SE +/- 0.0010, N = 3 SE +/- 0.0012, N = 3 0.1032 0.1038 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 GCC Kernel LLVM 0.0255 0.051 0.0765 0.102 0.1275 SE +/- 0.0015, N = 3 SE +/- 0.0015, N = 3 0.1135 0.1128 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 GCC Kernel LLVM 0.0271 0.0542 0.0813 0.1084 0.1355 SE +/- 0.0006, N = 3 SE +/- 0.0004, N = 3 0.1206 0.1191 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 GCC Kernel LLVM 0.0255 0.051 0.0765 0.102 0.1275 SE +/- 0.0001, N = 3 SE +/- 0.0014, N = 3 0.1129 0.1132 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 GCC Kernel LLVM 0.024 0.048 0.072 0.096 0.12 SE +/- 0.0011, N = 3 SE +/- 0.0014, N = 3 0.1059 0.1065 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 GCC Kernel LLVM 0.0147 0.0294 0.0441 0.0588 0.0735 SE +/- 0.0008, N = 3 SE +/- 0.0007, N = 3 0.0649 0.0655 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 GCC Kernel LLVM 0.0144 0.0288 0.0432 0.0576 0.072 SE +/- 0.0000, N = 3 SE +/- 0.0000, N = 3 0.0637 0.0640 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 GCC Kernel LLVM 100K 200K 300K 400K 500K SE +/- 3750.21, N = 3 SE +/- 3333.72, N = 3 458917 452057 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 GCC Kernel LLVM 110K 220K 330K 440K 550K SE +/- 1981.98, N = 3 SE +/- 2169.84, N = 3 499640 490063 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 GCC Kernel LLVM 3M 6M 9M 12M 15M SE +/- 85590.38, N = 3 SE +/- 59134.09, N = 3 13347834 13123433 1. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread
Hackbench Count: 2 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 2 - Type: Process Kernel GCC Kernel LLVM 5 10 15 20 25 SE +/- 0.03, N = 3 SE +/- 0.22, N = 14 19.35 20.91 1. (CC) gcc options: -lpthread
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.29 Static Web Page Serving Kernel GCC Kernel LLVM 4K 8K 12K 16K 20K SE +/- 31.87, N = 3 SE +/- 28.17, N = 3 18155.45 16754.67 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 GCC Kernel LLVM 11 22 33 44 55 SE +/- 0.00, N = 3 SE +/- 0.07, N = 3 46.6 46.9 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: 4 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 4 - Type: Thread Kernel GCC Kernel LLVM 10 20 30 40 50 SE +/- 0.35, N = 3 SE +/- 0.16, N = 3 39.90 44.10 1. (CC) gcc options: -lpthread
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 GCC Kernel LLVM 5K 10K 15K 20K 25K SE +/- 85.32, N = 3 SE +/- 273.77, N = 15 22822 22637 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Mutex Lock Unlock std::mutex Kernel GCC Kernel LLVM 8 16 24 32 40 SE +/- 0.12, N = 3 SE +/- 0.12, N = 3 34.7 35.0 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
Hackbench Count: 4 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 4 - Type: Process Kernel GCC Kernel LLVM 9 18 27 36 45 SE +/- 0.12, N = 3 SE +/- 0.08, N = 3 37.05 40.36 1. (CC) gcc options: -lpthread
BenchmarkMutex Benchmark: Shared Mutex Lock Shared OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Shared Mutex Lock Shared Kernel GCC Kernel LLVM 7 14 21 28 35 SE +/- 0.07, N = 3 SE +/- 0.09, N = 3 31.6 31.9 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
OpenSSL RSA 4096-bit Performance OpenBenchmarking.org Signs Per Second, More Is Better OpenSSL 1.1.1 RSA 4096-bit Performance Kernel GCC Kernel LLVM 100 200 300 400 500 SE +/- 0.18, N = 3 SE +/- 4.10, N = 7 448.0 441.7
perf-bench Benchmark: Memset 1MB OpenBenchmarking.org GB/sec, More Is Better perf-bench Benchmark: Memset 1MB Kernel GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.05, N = 3 SE +/- 0.01, N = 3 12.00 12.03 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
t-test1 Threads: 1 OpenBenchmarking.org Seconds, Fewer Is Better t-test1 2017-01-13 Threads: 1 Kernel GCC Kernel LLVM 7 14 21 28 35 SE +/- 0.04, N = 3 SE +/- 0.02, N = 3 31.27 32.00 1. (CC) gcc options: -pthread
perf-bench Benchmark: Epoll Wait OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Epoll Wait Kernel GCC Kernel LLVM 80K 160K 240K 320K 400K SE +/- 4664.03, N = 3 SE +/- 2596.83, N = 3 394078 365409 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: CPU Stress OpenBenchmarking.org Bogo Ops/s, More Is Better Stress-NG 0.11.07 Test: CPU Stress Kernel GCC Kernel LLVM 200 400 600 800 1000 SE +/- 0.36, N = 3 SE +/- 2.22, N = 3 828.24 825.59 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 GCC Kernel LLVM 2M 4M 6M 8M 10M SE +/- 13169.62, N = 3 SE +/- 12093.70, N = 3 11170312.20 11148830.46 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 GCC Kernel LLVM 140 280 420 560 700 SE +/- 0.12, N = 3 SE +/- 1.45, N = 3 642.70 644.00 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 GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.03, N = 3 SE +/- 0.02, N = 3 9.00 9.01 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 GCC Kernel LLVM 3K 6K 9K 12K 15K SE +/- 20.00, N = 3 SE +/- 7.69, N = 3 13155 9738 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 GCC Kernel LLVM 1.5M 3M 4.5M 6M 7.5M SE +/- 5828.57, N = 3 SE +/- 9923.07, N = 3 7113178 7193341 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 GCC Kernel LLVM 200 400 600 800 1000 SE +/- 1.52, N = 3 SE +/- 6.09, N = 3 1014.42 1019.43 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 GCC Kernel LLVM 400 800 1200 1600 2000 SE +/- 2.69, N = 3 SE +/- 1.75, N = 3 1957.06 1877.82 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
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 GCC Kernel LLVM 8 16 24 32 40 SE +/- 0.37, N = 3 SE +/- 0.24, N = 3 36.74 36.82 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 GCC Kernel LLVM 20K 40K 60K 80K 100K SE +/- 236.51, N = 3 SE +/- 495.62, N = 3 113135.64 112501.83 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 GCC Kernel LLVM 120K 240K 360K 480K 600K SE +/- 4193.19, N = 3 SE +/- 2752.66, N = 3 530566.53 548376.44 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 GCC Kernel LLVM 2K 4K 6K 8K 10K SE +/- 1.82, N = 3 SE +/- 10.59, N = 3 9629.61 9619.98 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 GCC Kernel LLVM 3K 6K 9K 12K 15K SE +/- 17.54, N = 3 SE +/- 16.83, N = 3 11754.94 11754.15 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 GCC Kernel LLVM 12K 24K 36K 48K 60K SE +/- 144.65, N = 3 SE +/- 107.63, N = 3 55850.50 53687.47 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 GCC Kernel LLVM 4K 8K 12K 16K 20K SE +/- 41.17, N = 3 SE +/- 39.67, N = 3 19887.81 19252.07 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 GCC Kernel LLVM 40K 80K 120K 160K 200K SE +/- 368.77, N = 3 SE +/- 324.01, N = 3 167641.36 167420.30 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
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 GCC Kernel LLVM 800 1600 2400 3200 4000 SE +/- 1.03, N = 3 SE +/- 5.31, N = 3 3724.20 3575.72 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 GCC Kernel LLVM 6 12 18 24 30 SE +/- 0.07, N = 3 SE +/- 0.03, N = 3 25.2 25.5 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 GCC Kernel LLVM 6 12 18 24 30 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 24.8 24.9 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
Hackbench Count: 1 - Type: Process OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 1 - Type: Process Kernel GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.23, N = 12 SE +/- 0.03, N = 3 10.08 10.39 1. (CC) gcc options: -lpthread
OSBench Test: Create Threads OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Threads Kernel GCC Kernel LLVM 4 8 12 16 20 SE +/- 0.70, N = 15 SE +/- 0.68, N = 15 15.75 16.55 1. (CC) gcc options: -lm
perf-bench Benchmark: Sched Pipe OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Sched Pipe Kernel GCC Kernel LLVM 50K 100K 150K 200K 250K SE +/- 569.18, N = 3 SE +/- 896.38, N = 3 209932 214271 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 GCC Kernel LLVM 6 12 18 24 30 SE +/- 0.16, N = 3 SE +/- 0.01, N = 3 21.53 23.06 1. (CC) gcc options: -lpthread
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 GCC Kernel LLVM 4K 8K 12K 16K 20K SE +/- 135.39, N = 3 SE +/- 187.37, N = 7 20700 20013 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
BenchmarkMutex Benchmark: Semaphore Release And Acquire OpenBenchmarking.org ns, Fewer Is Better BenchmarkMutex Benchmark: Semaphore Release And Acquire Kernel GCC Kernel LLVM 5 10 15 20 25 SE +/- 0.07, N = 3 SE +/- 0.03, N = 3 19.1 19.0 1. (CXX) g++ options: -std=c++17 -lbenchmark -pthread
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 GCC Kernel LLVM 1100 2200 3300 4400 5500 SE +/- 1.90, N = 3 SE +/- 18.98, N = 3 5257.93 5152.91 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 GCC Kernel LLVM 100K 200K 300K 400K 500K SE +/- 1755.44, N = 3 SE +/- 1305.06, N = 3 473559 457959
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 GCC Kernel LLVM 100K 200K 300K 400K 500K SE +/- 4438.60, N = 3 SE +/- 3477.35, N = 3 479683 468875
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 GCC Kernel LLVM 100K 200K 300K 400K 500K SE +/- 1945.98, N = 3 SE +/- 2657.74, N = 3 483511 465636
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 GCC Kernel LLVM 120K 240K 360K 480K 600K SE +/- 4984.28, N = 3 SE +/- 1970.04, N = 3 555085 550089
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 GCC Kernel LLVM 120K 240K 360K 480K 600K SE +/- 1280.33, N = 3 SE +/- 359.60, N = 3 559665 520300
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 GCC Kernel LLVM 4K 8K 12K 16K 20K SE +/- 78.33, N = 3 SE +/- 203.43, N = 4 18304 18133 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
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 GCC Kernel LLVM 800 1600 2400 3200 4000 SE +/- 4.41, N = 3 SE +/- 1.95, N = 3 3719.91 3548.36 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 GCC Kernel LLVM 15 30 45 60 75 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 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 GCC Kernel LLVM 4K 8K 12K 16K 20K SE +/- 36.96, N = 3 SE +/- 67.90, N = 3 20411 20179 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 GCC Kernel LLVM 1400 2800 4200 5600 7000 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 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 GCC Kernel LLVM 8 16 24 32 40 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 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 GCC Kernel LLVM 5K 10K 15K 20K 25K SE +/- 131.93, N = 3 SE +/- 114.44, N = 3 21434 21412 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 GCC Kernel LLVM 700 1400 2100 2800 3500 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 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 GCC Kernel LLVM 200 400 600 800 1000 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 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 GCC Kernel LLVM 20 40 60 80 100 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 100 100 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 GCC Kernel LLVM 0.2363 0.4726 0.7089 0.9452 1.1815 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 1.05 1.05 1. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm
Hackbench Count: 1 - Type: Thread OpenBenchmarking.org Seconds, Fewer Is Better Hackbench Count: 1 - Type: Thread Kernel GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.05, N = 3 SE +/- 0.04, N = 3 10.96 11.98 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 GCC Kernel LLVM 200K 400K 600K 800K 1000K SE +/- 1585.30, N = 3 SE +/- 1912.41, N = 3 811570 807480
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 GCC Kernel LLVM 200K 400K 600K 800K 1000K SE +/- 856.11, N = 3 SE +/- 1382.62, N = 3 819679 814387
t-test1 Threads: 2 OpenBenchmarking.org Seconds, Fewer Is Better t-test1 2017-01-13 Threads: 2 Kernel GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.05, N = 3 SE +/- 0.01, N = 3 10.94 11.04 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 GCC Kernel LLVM 200K 400K 600K 800K 1000K SE +/- 8681.93, N = 3 SE +/- 5079.92, N = 3 944138 950880
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 GCC Kernel LLVM 1100 2200 3300 4400 5500 SE +/- 8.07, N = 3 SE +/- 12.30, N = 3 5267.52 5146.67 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 GCC Kernel LLVM 200K 400K 600K 800K 1000K SE +/- 4520.85, N = 3 SE +/- 1701.21, N = 3 964065 936841
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 GCC Kernel LLVM 600K 1200K 1800K 2400K 3000K SE +/- 24608.70, N = 9 SE +/- 10452.71, N = 3 2971343 2985001
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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 4109.25, N = 3 SE +/- 1165.49, N = 3 1171213 1151175
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 GCC Kernel LLVM 500K 1000K 1500K 2000K 2500K SE +/- 22225.96, N = 7 SE +/- 9721.39, N = 3 2517133 2539979
Facebook RocksDB Test: Sequential Fill OpenBenchmarking.org Op/s, More Is Better Facebook RocksDB 6.3.6 Test: Sequential Fill Kernel GCC Kernel LLVM 120K 240K 360K 480K 600K SE +/- 2578.31, N = 3 SE +/- 3023.00, N = 3 544572 534770 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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 1670.87, N = 3 SE +/- 4752.07, N = 3 1233688 1204312
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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 2423.58, N = 3 SE +/- 2398.52, N = 3 1421362 1453827
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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 1557.87, N = 3 SE +/- 2998.97, N = 3 1297216 1280989
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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 9574.67, N = 3 SE +/- 3654.53, N = 3 1316913 1285487
LevelDB Benchmark: Sequential Fill OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Sequential Fill Kernel GCC Kernel LLVM 4 8 12 16 20 SE +/- 0.03, N = 3 SE +/- 0.05, N = 3 13.55 13.96 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 GCC Kernel LLVM 8 16 24 32 40 SE +/- 0.10, N = 3 SE +/- 0.12, N = 3 32.6 31.6 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Random Delete OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Random Delete Kernel GCC Kernel LLVM 3 6 9 12 15 SE +/- 0.07, N = 3 SE +/- 0.15, N = 3 13.16 13.45 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 GCC Kernel LLVM 300K 600K 900K 1200K 1500K SE +/- 4747.41, N = 3 SE +/- 4775.86, N = 3 1374745 1363561
OSBench Test: Create Files OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Files Kernel GCC Kernel LLVM 9 18 27 36 45 SE +/- 0.04, N = 3 SE +/- 0.24, N = 3 36.75 38.82 1. (CC) gcc options: -lm
perf-bench Benchmark: Syscall Basic OpenBenchmarking.org ops/sec, More Is Better perf-bench Benchmark: Syscall Basic Kernel GCC Kernel LLVM 4M 8M 12M 16M 20M SE +/- 6821.55, N = 3 SE +/- 44903.68, N = 3 16907939 16627566 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 GCC Kernel LLVM 400K 800K 1200K 1600K 2000K SE +/- 2605.04, N = 3 SE +/- 11997.79, N = 3 2054086 2062968
LevelDB Benchmark: Random Read OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Random Read Kernel GCC Kernel LLVM 0.5425 1.085 1.6275 2.17 2.7125 SE +/- 0.019, N = 9 SE +/- 0.027, N = 4 2.411 2.293 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 GCC Kernel LLVM 400K 800K 1200K 1600K 2000K SE +/- 19241.60, N = 3 SE +/- 24548.29, N = 3 1776333 1746678
OSBench Test: Memory Allocations OpenBenchmarking.org Ns Per Event, Fewer Is Better OSBench Test: Memory Allocations Kernel GCC Kernel LLVM 30 60 90 120 150 SE +/- 0.11, N = 3 SE +/- 0.44, N = 3 135.70 141.11 1. (CC) gcc options: -lm
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 GCC Kernel LLVM 400K 800K 1200K 1600K 2000K SE +/- 16098.73, N = 3 SE +/- 1897.32, N = 3 1809330 1772787
OSBench Test: Create Processes OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Create Processes Kernel GCC Kernel LLVM 9 18 27 36 45 SE +/- 0.28, N = 3 SE +/- 0.18, N = 3 39.49 40.93 1. (CC) gcc options: -lm
OSBench Test: Launch Programs OpenBenchmarking.org us Per Event, Fewer Is Better OSBench Test: Launch Programs Kernel GCC Kernel LLVM 20 40 60 80 100 SE +/- 0.19, N = 3 SE +/- 0.20, N = 3 91.06 95.51 1. (CC) gcc options: -lm
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 GCC Kernel LLVM 500K 1000K 1500K 2000K 2500K SE +/- 4874.11, N = 3 SE +/- 5587.94, N = 3 2299703 2278454
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 GCC Kernel LLVM 500K 1000K 1500K 2000K 2500K SE +/- 17228.51, N = 3 SE +/- 31763.45, N = 3 2337377 2351761
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 GCC Kernel LLVM 800 1600 2400 3200 4000 SE +/- 2.94, N = 3 SE +/- 3.01, N = 3 3715.49 3623.86 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 GCC Kernel LLVM 700K 1400K 2100K 2800K 3500K SE +/- 34085.75, N = 4 SE +/- 22099.44, N = 3 3040261 2891727
LevelDB Benchmark: Seek Random OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Seek Random Kernel GCC Kernel LLVM 0.7634 1.5268 2.2902 3.0536 3.817 SE +/- 0.029, N = 3 SE +/- 0.029, N = 3 3.393 3.359 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 GCC Kernel LLVM 700K 1400K 2100K 2800K 3500K SE +/- 29770.09, N = 3 SE +/- 18345.59, N = 3 3043686 2801157
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 GCC Kernel LLVM 1100 2200 3300 4400 5500 SE +/- 7.70, N = 3 SE +/- 12.43, N = 3 5259.71 5172.97 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 GCC Kernel LLVM 0.5375 1.075 1.6125 2.15 2.6875 SE +/- 0.023, N = 3 SE +/- 0.006, N = 3 2.389 2.310 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Overwrite OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Overwrite Kernel GCC Kernel LLVM 4 8 12 16 20 SE +/- 0.12, N = 3 SE +/- 0.09, N = 3 14.13 14.57 1. (CXX) g++ options: -O3 -lsnappy -lpthread
LevelDB Benchmark: Overwrite OpenBenchmarking.org MB/s, More Is Better LevelDB 1.22 Benchmark: Overwrite Kernel GCC Kernel LLVM 7 14 21 28 35 SE +/- 0.23, N = 3 SE +/- 0.19, N = 3 31.2 30.3 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 GCC Kernel LLVM 4 8 12 16 20 SE +/- 0.11, N = 3 SE +/- 0.06, N = 3 14.14 14.48 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 GCC Kernel LLVM 7 14 21 28 35 SE +/- 0.24, N = 3 SE +/- 0.13, N = 3 31.2 30.5 1. (CXX) g++ options: -O3 -lsnappy -lpthread
ctx_clock Context Switch Time OpenBenchmarking.org Clocks, Fewer Is Better ctx_clock Context Switch Time Kernel GCC Kernel LLVM 60 120 180 240 300 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 266 264
LevelDB Benchmark: Fill Sync OpenBenchmarking.org Microseconds Per Op, Fewer Is Better LevelDB 1.22 Benchmark: Fill Sync Kernel GCC Kernel LLVM 4 8 12 16 20 SE +/- 0.26, N = 4 SE +/- 0.15, N = 3 17.44 17.68 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 GCC Kernel LLVM 6 12 18 24 30 SE +/- 0.31, N = 4 SE +/- 0.21, N = 3 25.1 24.9 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 GCC Kernel LLVM 9 18 27 36 45 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 38 38 1. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc
Phoronix Test Suite v10.8.4