Fields
| hardware | None |
| os_version | None |
Parameters
| cpu |
Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 128 On-line CPU(s) list: 0-127 Vendor ID: AuthenticAMD Model name: AMD EPYC 7702 64-Core Processor CPU family: 23 Model: 49 Thread(s) per core: 2 Core(s) per socket: 64 Socket(s): 1 Stepping: 0 Frequency boost: enabled CPU max MHz: 2000.0000 CPU min MHz: 1500.0000 BogoMIPS: 3992.40 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr rdpru wbnoinvd amd_ppin arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif v_spec_ctrl umip rdpid overflow_recov succor smca Virtualization: AMD-V L1d cache: 2 MiB (64 instances) L1i cache: 2 MiB (64 instances) L2 cache: 32 MiB (64 instances) L3 cache: 256 MiB (16 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-127 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full AMD retpoline, IBPB conditional, IBRS_FW, STIBP conditional, RSB filling Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected |
| memory | MemTotal: 263689112 kB |
Fields
| Name | Value |
|---|
Parameters
| Name | Value |
|---|---|
| as |
GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1 Copyright (C) 2020 Free Software Foundation, Inc. This program is free software; you may redistribute it under the terms of the GNU General Public License version 3 or later. This program has absolutely no warranty. This assembler was configured for a target of `x86_64-suse-linux'. |
| gcc |
gcc (GCC) 8.4.1 20201227 4b7d812db484696640ee3cc692ce92fb2fe95810 Copyright (C) 2018 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| git_revision | 4b7d812db484696640ee3cc692ce92fb2fe95810 |
| glibc |
GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2). Copyright (C) 2020 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Configured for x86_64-suse-linux. Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2]. libc ABIs: UNIQUE IFUNC ABSOLUTE For bug reporting instructions, please see: <http://bugs.opensuse.org>. |
| glibc_location | /lib64/libc.so.6 |
| ld | GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1 |
| options | None |
| reason | None |
| uname | Linux benzen 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux |
Filter
benzen.gcc-8.Ofast_march_native test results
| Run | Order | Start Time | Duration |
|---|---|---|---|
| Current | 1609028267000.4b7d812db484696640ee3cc692ce92fb2fe95810 | 2020-12-27T12:00:50.278545 | 0:01:29.287396 |
| Previous | 1604017058000.b0cb1f1fed535595660d03469fb922b2cd42ba4e | 2020-10-31T12:27:17.014281 | 0:01:27.481236 |
| Baseline | 1578183366000.7daeb907afcd409b116b388a2c2cfba005f5623c | 2020-01-05T03:02:54.069530 | 0:01:25.895366 |
Tests Summary
| Status Group | # | # (B) |
|---|---|---|
| Performance Regressions | 2 | 8 |
| Performance Improvements | 3 | 41 |
| Unchanged Tests | 979 | 935 |
| Total Tests | 984 |
| Performance Regressions - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| nbench | 3.95% | 2.640 | 2.744 | - | -2.15% | - |
| Performance Regressions - score | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| nbench/NEURAL NET | -2.40% | 232.070 | 226.510 | - | -11.33% | - |
| Performance Improvements - score | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| botan/AES-128/OCB decrypt | 2.60% | 960.596 | 985.564 | - | 2.70% | - |
| botan/AES-128/XTS decrypt | 2.51% | 1594.599 | 1634.568 | - | -0.30% | - |
| botan/AES-128/OCB encrypt | 2.26% | 980.578 | 1002.705 | - | 2.32% | - |
| Performance Regressions - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| botan | 5.63% | 14.57 MB | 15.39 MB | - | -0.88% | - |
| polyhedron/gas_dyn2 | 2.88% | 62.37 MB | 64.17 MB | - | -0.19% | - |
| Performance Regressions - score | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| nbench/NEURAL NET | -11.33% | 255.440 | 226.510 | - | -2.40% | - |
| botan/TripleDES decrypt | -6.56% | 33.654 | 31.447 | - | 0.11% | - |
| botan/TripleDES encrypt | -6.27% | 33.521 | 31.419 | - | 0.14% | - |
| botan/AES-128/GCM(16) [clmul] decrypt | -3.85% | 1144.368 | 1100.357 | - | -1.62% | - |
| botan/AES-128/GCM(16) [clmul] encrypt | -3.58% | 1179.136 | 1136.964 | - | -0.59% | - |
| Performance Regressions - size | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| polyhedron/gas_dyn2/elf/sections/text | 2.80% | 44.16 KB | 45.39 KB | - | 0.00% | - |
| Performance Improvements - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| botan | -17.57% | 79.385 | 65.440 | - | 1.49% | - |
| polyhedron/test_fpu2 | -5.98% | 2.388 | 2.245 | - | 0.38% | - |
| polyhedron/aermod | -2.78% | 18.095 | 17.591 | - | 0.18% | - |
| nbench | -2.15% | 2.805 | 2.744 | - | 3.95% | - |
| Performance Improvements - execution_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| tramp3d | -42.65% | 1.789 | 1.026 | - | 0.09% | - |
| polyhedron/air | -37.93% | 2.785 | 1.728 | - | -0.01% | - |
| polyhedron/nf | -18.24% | 5.136 | 4.199 | - | -0.16% | - |
| polyhedron/mdbx | -16.86% | 6.323 | 5.257 | - | 0.06% | - |
| polyhedron/linpk | -14.66% | 3.318 | 2.831 | - | 0.02% | - |
| polyhedron/aermod | -13.53% | 8.122 | 7.022 | - | -0.11% | - |
| polyhedron/ac | -12.18% | 8.716 | 7.654 | - | -0.12% | - |
| polyhedron/doduc | -10.91% | 9.213 | 8.208 | - | -0.28% | - |
| polyhedron/capacita | -8.18% | 24.969 | 22.926 | - | -0.15% | - |
| polyhedron/rnflow | -5.69% | 20.842 | 19.657 | - | 0.16% | - |
| polyhedron/protein | -5.44% | 17.663 | 16.702 | - | 0.12% | - |
| polyhedron/test_fpu2 | -5.02% | 43.533 | 41.349 | - | 0.04% | - |
| polyhedron/mp_prop_design | -3.93% | 69.978 | 67.226 | - | 0.03% | - |
| polyhedron/induct2 | -3.57% | 28.859 | 27.830 | - | 0.04% | - |
| polyhedron/tfft2 | -2.73% | 84.482 | 82.176 | - | 1.40% | - |
| polyhedron/gas_dyn2 | -2.40% | 49.861 | 48.665 | - | -0.30% | - |
| polyhedron/channel2 | -2.31% | 37.201 | 36.342 | - | -0.09% | - |
| Performance Improvements - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| polyhedron/test_fpu2 | -3.42% | 74.96 MB | 72.40 MB | - | -0.01% | - |
| Performance Improvements - score | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| botan/AES-128 decrypt | 87.40% | 3129.575 | 5864.767 | - | 0.07% | - |
| botan/AES-192 encrypt | 84.46% | 2704.276 | 4988.380 | - | 0.03% | - |
| botan/AES-128 encrypt | 84.30% | 3133.974 | 5776.060 | - | -0.49% | - |
| botan/AES-192 decrypt | 39.87% | 3543.394 | 4956.052 | - | -0.14% | - |
| himeno | 3.22% | 968.374 | 999.571 | - | -0.04% | - |
| botan/DES decrypt | 3.18% | 93.218 | 96.182 | - | 0.08% | - |
| botan/CAST-256 decrypt | 3.14% | 115.325 | 118.947 | - | 0.11% | - |
| botan/DES encrypt | 3.13% | 93.060 | 95.973 | - | -0.01% | - |
| botan/CAST-256 encrypt | 3.12% | 115.309 | 118.911 | - | -0.01% | - |
| botan/AES-128/OCB decrypt | 2.70% | 959.693 | 985.564 | - | 2.60% | - |
| botan/AES-128/OCB encrypt | 2.32% | 979.980 | 1002.705 | - | 2.26% | - |
| nbench/ASSIGNMENT | 2.30% | 69.661 | 71.266 | - | 0.04% | - |
| Performance Improvements - size | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| nbench/elf | -8.01% | 90.87 KB | 83.59 KB | - | 0.00% | - |
| himeno/elf | -2.96% | 26.10 KB | 25.33 KB | - | 0.00% | - |
| polyhedron/tfft2/elf | -2.57% | 30.13 KB | 29.36 KB | - | 0.00% | - |
| polyhedron/channel2/elf | -2.56% | 30.24 KB | 29.47 KB | - | 0.00% | - |
| polyhedron/linpk/elf | -2.26% | 33.89 KB | 33.12 KB | - | 0.00% | - |
| polyhedron/nf/elf | -2.02% | 38.23 KB | 37.46 KB | - | 0.00% | - |
| polyhedron/mp_prop_design/elf | -2.00% | 38.61 KB | 37.84 KB | - | 0.00% | - |
Report Time: 0.15s