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Machine Info

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: 3992.35
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 Mmio stale data: Not affected
Vulnerability Retbleed: Mitigation; untrained return thunk; SMT enabled with STIBP protection
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; Retpolines, IBPB conditional, STIBP always-on, RSB filling, PBRSB-eIBRS Not affected
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
memory MemTotal: 263696376 kB
Run Info

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.32.0.20190909-8
Copyright (C) 2019 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) 10.0.0 20200114 (experimental) edabbec31e3bfc9a9757f80c8610706ed00e5a1a
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.
git_revision edabbec31e3bfc9a9757f80c8610706ed00e5a1a
glibc GNU C Library (GNU libc) stable release version 2.30 (git 0a8262a1b2).
Copyright (C) 2019 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 9.2.1 20190903 [gcc-9-branch revision 275330].
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) 2.32.0.20190909-8
options None
reason None
uname Linux benzen 5.3.6-1-default #1 SMP Sun Oct 13 07:19:36 UTC 2019 (519ea7b) x86_64 x86_64 x86_64 GNU/Linux
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benzen.gcc-trunk.Ofast_march_native test results

Run Order Start Time Duration
Current 1578965418000.edabbec31e3bfc9a9757f80c8610706ed00e5a1a 2020-01-14T07:28:57.781992 0:01:31.681246
Previous 1578701814000.cff5a231480526aa73094a22fe8b2f39b63735a4 2020-01-13T07:29:36.584766 0:01:31.898192
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 7 35
Performance Improvements 7 27
Unchanged Tests 970 922
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
tramp3d 15.86% 1.359 1.575 - -10.85% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/TripleDES encrypt -46.45% 33.981 18.197 - -46.38% -
botan/TripleDES decrypt -46.26% 33.858 18.194 - -46.27% -
botan/GOST-28147-89(R3411_94_TestParam) encrypt -46.14% 65.129 35.079 - -46.13% -
botan/GOST-28147-89(R3411_94_TestParam) decrypt -38.02% 66.346 41.121 - -38.02% -
botan/DES decrypt -22.44% 94.436 73.243 - -21.99% -
botan/IDEA encrypt -14.70% 374.339 319.305 - -14.84% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/Twofish decrypt 86.53% 162.183 302.522 - -0.10% -
botan/Twofish encrypt 85.98% 169.802 315.796 - -0.05% -
botan/XTEA encrypt 81.82% 106.874 194.323 - 0.67% -
botan/Threefish-512 decrypt 61.26% 209.467 337.786 - 0.11% -
botan/XTEA decrypt 44.60% 133.310 192.765 - 0.09% -
botan/AES-128/CBC/PKCS7 encrypt 4.66% 759.298 794.699 - 1.24% -
botan/AES-128/CBC/PKCS7 decrypt 3.57% 3041.563 3150.128 - 1.76% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 9.06% 0.713 0.777 - -1.13% -
polyhedron/air 5.50% 3.177 3.352 - 0.44% -
polyhedron/mdbx 2.39% 1.973 2.020 - 0.18% -
botan 2.23% 85.492 87.400 - 1.16% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/rnflow 4.89% 19.751 20.717 - 0.16% -
polyhedron/channel2 2.29% 41.673 42.628 - -0.06% -
polyhedron/tfft2 2.28% 88.053 90.060 - -0.24% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 12.69% 15.20 MB 17.13 MB - -0.34% -
polyhedron/air 6.56% 125.74 MB 133.98 MB - 0.52% -
polyhedron/tfft2 3.18% 44.79 MB 46.21 MB - 0.25% -
polyhedron/fatigue2 2.14% 59.62 MB 60.89 MB - 0.52% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/TripleDES encrypt -46.38% 33.940 18.197 - -46.45% -
botan/TripleDES decrypt -46.27% 33.859 18.194 - -46.26% -
botan/GOST-28147-89(R3411_94_TestParam) encrypt -46.13% 65.119 35.079 - -46.14% -
botan/GOST-28147-89(R3411_94_TestParam) decrypt -38.02% 66.341 41.121 - -38.02% -
botan/DES decrypt -21.99% 93.887 73.243 - -22.44% -
nbench/ASSIGNMENT -17.48% 78.206 64.538 - -0.02% -
botan/IDEA encrypt -14.84% 374.934 319.305 - -14.70% -
botan/ARIA-128 encrypt -7.71% 156.825 144.728 - 0.12% -
botan/AES-128/XTS decrypt -3.52% 1650.924 1592.881 - -0.25% -
botan/AES-128/GCM(16) [clmul] decrypt -3.15% 1130.195 1094.630 - -0.57% -
botan/AES-128/GCM(16) [clmul] encrypt -2.89% 1168.393 1134.603 - -0.16% -
botan/KASUMI decrypt -2.75% 75.290 73.222 - 0.12% -
botan/ARIA-128 decrypt -2.63% 157.197 153.062 - -0.44% -
nbench/NUMERIC SORT -2.61% 1568.700 1527.800 - 0.11% -
botan/AES-256 decrypt -2.44% 4256.594 4152.607 - -0.12% -
botan/ARIA-192 decrypt -2.25% 135.444 132.402 - -0.37% -
botan/KASUMI encrypt -2.24% 77.092 75.366 - 0.09% -
botan/ARIA-192 encrypt -2.14% 135.438 132.536 - 0.14% -
botan/ARIA-256 decrypt -2.04% 119.053 116.622 - -0.56% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2/elf/sections/text 13.94% 12.89 KB 14.69 KB - 0.00% -
polyhedron/air/elf 8.44% 96.87 KB 105.04 KB - 0.00% -
polyhedron/mdbx/elf 5.23% 76.45 KB 80.45 KB - 0.00% -
polyhedron/air/elf/sections/text 4.34% 72.77 KB 75.92 KB - 0.00% -
polyhedron/mdbx/elf/sections/text 2.12% 50.92 KB 52.00 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/ac -6.99% 0.998 0.929 - 0.12% -
polyhedron/gas_dyn2 -4.30% 1.922 1.839 - 0.06% -
polyhedron/aermod -3.02% 20.356 19.742 - 0.09% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -10.85% 1.766 1.575 - 15.86% -
polyhedron/linpk -3.19% 3.030 2.934 - -0.29% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.63% 98.00 MB 93.46 MB - -0.04% -
polyhedron/gas_dyn2 -2.41% 64.67 MB 63.11 MB - -0.23% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Camellia-128 encrypt 5.56% 129.639 136.842 - -1.24% -
botan/Camellia-128 decrypt 5.42% 128.886 135.878 - -1.22% -
botan/Camellia-256 decrypt 3.21% 103.712 107.039 - -0.97% -
botan/Camellia-192 decrypt 3.06% 103.858 107.039 - -0.89% -
botan/Camellia-192 encrypt 2.95% 104.838 107.930 - -1.01% -
botan/Camellia-256 encrypt 2.85% 104.973 107.967 - -0.97% -
botan/AES-128/OCB encrypt 2.58% 891.055 914.087 - -0.47% -
nbench/LU DECOMPOSITION 2.35% 8162.800 8354.400 - 0.11% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
cray/elf -13.00% 30.77 KB 26.77 KB - 0.00% -
polyhedron/gas_dyn2/elf/sections/text -8.54% 46.31 KB 42.36 KB - 0.00% -
polyhedron/ac/elf/sections/text -5.60% 21.50 KB 20.30 KB - 0.00% -
polyhedron/gas_dyn2/elf -5.14% 77.17 KB 73.20 KB - 0.00% -
himeno/elf/sections/text -4.70% 5.66 KB 5.39 KB - 0.00% -
nbench/elf/sections/text -4.42% 49.89 KB 47.69 KB - 0.00% -
polyhedron/test_fpu2/elf/sections/text -4.22% 51.47 KB 49.30 KB - 0.00% -
polyhedron/rnflow/elf -4.14% 96.54 KB 92.54 KB - 0.00% -
polyhedron/mp_prop_design/elf/sections/text -3.31% 18.42 KB 17.81 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -2.63% 68.99 KB 67.17 KB - 0.00% -
polyhedron/doduc/elf -2.46% 161.20 KB 157.24 KB - 0.00% -
polyhedron/linpk/elf/sections/text -2.03% 11.53 KB 11.30 KB - 0.00% -

Report Time: 0.21s
score
Name Current %
botan/AES-128 decrypt 3157.989 -
botan/AES-128 encrypt 3116.247 -
botan/AES-128/CBC/PKCS7 decrypt 3150.128 3.57%
botan/AES-128/CBC/PKCS7 encrypt 794.699 4.66%
botan/AES-128/EAX decrypt 463.918 -
botan/AES-128/EAX encrypt 463.527 -
botan/AES-128/GCM(16) [clmul] decrypt 1094.630 -
botan/AES-128/GCM(16) [clmul] encrypt 1134.603 -
botan/AES-128/OCB decrypt 919.245 -
botan/AES-128/OCB encrypt 914.087 -
botan/AES-128/XTS decrypt 1592.881 -
botan/AES-128/XTS encrypt 1694.159 -
botan/AES-192 decrypt 3471.946 -
botan/AES-192 encrypt 2722.949 -
botan/AES-256 decrypt 4152.607 -
botan/AES-256 encrypt 4129.527 -
botan/ARIA-128 decrypt 153.062 -
botan/ARIA-128 encrypt 144.728 -
botan/ARIA-192 decrypt 132.402 -
botan/ARIA-192 encrypt 132.536 -
botan/ARIA-256 decrypt 116.622 -
botan/ARIA-256 encrypt 116.746 -
botan/Blowfish decrypt 227.101 -
botan/Blowfish encrypt 228.949 -
botan/CAST-128 decrypt 227.136 -
botan/CAST-128 encrypt 227.700 -
botan/CAST-256 decrypt 118.805 -
botan/CAST-256 encrypt 118.836 -
botan/CMAC(AES-128) mac 829.287 -
botan/CTR-BE(AES-128) decrypt 3334.765 -
botan/CTR-BE(AES-128) encrypt 3272.256 -
botan/CTR-BE(Serpent) decrypt 188.031 -
botan/CTR-BE(Serpent) encrypt 188.060 -
botan/Camellia-128 decrypt 135.878 -
botan/Camellia-128 encrypt 136.842 -
botan/Camellia-192 decrypt 107.039 -
botan/Camellia-192 encrypt 107.930 -
botan/Camellia-256 decrypt 107.039 -
botan/Camellia-256 encrypt 107.967 -
botan/ChaCha20Poly1305 decrypt 372.182 -
botan/ChaCha20Poly1305 encrypt 371.725 -
botan/DES decrypt 73.243 -22.44%
botan/DES encrypt 95.222 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 41.121 -38.02%
botan/GOST-28147-89(R3411_94_TestParam) encrypt 35.079 -46.14%
botan/HMAC(SHA-256) mac 1457.113 -
botan/IDEA decrypt 374.216 -
botan/IDEA encrypt 319.305 -14.70%
botan/KASUMI decrypt 73.222 -
botan/KASUMI encrypt 75.366 -
botan/Keccak-1600(512) hash 164.382 -
botan/MISTY1 decrypt 92.787 -
botan/MISTY1 encrypt 92.745 -
botan/Noekeon decrypt 336.680 -
botan/Noekeon encrypt 315.710 -
botan/RC4 encrypt 187.047 -
botan/RIPEMD-160 hash 319.160 -
botan/SHA-160 hash 1356.547 -
botan/SHA-256 hash 1293.534 -
botan/SHA-512 hash 371.758 -
botan/SHACAL2 decrypt 448.998 -
botan/SHACAL2 encrypt 1457.183 -
botan/SM4 decrypt 117.410 -
botan/SM4 encrypt 118.024 -
botan/Salsa20 encrypt 500.475 -
botan/Serpent decrypt 242.525 -
botan/Serpent encrypt 192.516 -
botan/Serpent/CBC/PKCS7 decrypt 226.793 -
botan/Serpent/CBC/PKCS7 encrypt 85.329 -
botan/Serpent/EAX decrypt 51.841 -
botan/Serpent/EAX encrypt 51.864 -
botan/Serpent/GCM(16) [clmul] decrypt 139.472 -
botan/Serpent/GCM(16) [clmul] encrypt 139.847 -
botan/Serpent/OCB decrypt 183.937 -
botan/Serpent/OCB encrypt 154.381 -
botan/Serpent/XTS decrypt 212.048 -
botan/Serpent/XTS encrypt 173.125 -
botan/Skein-512(512) hash 446.338 -
botan/Threefish-512 decrypt 337.786 61.26%
botan/Threefish-512 encrypt 358.475 -
botan/Tiger(24,3) hash 466.555 -
botan/TripleDES decrypt 18.194 -46.26%
botan/TripleDES encrypt 18.197 -46.45%
botan/Twofish decrypt 302.522 86.53%
botan/Twofish encrypt 315.796 85.98%
botan/Whirlpool hash 114.189 -
botan/XTEA decrypt 192.765 44.60%
botan/XTEA encrypt 194.323 81.82%
himeno 962.931 -
nbench/ASSIGNMENT 64.538 -
nbench/BITFIELD 657640000.000 -
nbench/FOURIER 520780.000 -
nbench/FP EMULATION 847.110 -
nbench/HUFFMAN 6362.500 -
nbench/IDEA 14192.000 -
nbench/LU DECOMPOSITION 8354.400 -
nbench/NEURAL NET 251.480 -
nbench/NUMERIC SORT 1527.800 -
nbench/STRING SORT 2436.500 -
Geometric Mean 417.732 -
size (bytes)
Name Current %
botan/elf 684.52 KB -
botan/elf/sections/text 354.08 KB -
cray/elf 26.77 KB -
cray/elf/sections/text 7.52 KB -
himeno/elf 26.15 KB -
himeno/elf/sections/text 5.39 KB -
nbench/elf 91.07 KB -
nbench/elf/sections/text 47.69 KB -
polyhedron/ac/elf 42.02 KB -
polyhedron/ac/elf/sections/text 20.30 KB -
polyhedron/aermod/elf 995.90 KB -
polyhedron/aermod/elf/sections/text 748.69 KB -
polyhedron/air/elf 105.04 KB -
polyhedron/air/elf/sections/text 75.92 KB -
polyhedron/capacita/elf 87.88 KB -
polyhedron/capacita/elf/sections/text 66.28 KB -
polyhedron/channel2/elf 30.23 KB -
polyhedron/channel2/elf/sections/text 8.72 KB -
polyhedron/doduc/elf 157.24 KB -
polyhedron/doduc/elf/sections/text 127.38 KB -
polyhedron/fatigue2/elf 71.99 KB -
polyhedron/fatigue2/elf/sections/text 46.86 KB -
polyhedron/gas_dyn2/elf 73.20 KB -
polyhedron/gas_dyn2/elf/sections/text 42.36 KB -
polyhedron/induct2/elf 171.18 KB -
polyhedron/induct2/elf/sections/text 133.77 KB -
polyhedron/linpk/elf 29.94 KB -
polyhedron/linpk/elf/sections/text 11.30 KB -
polyhedron/mdbx/elf 80.45 KB -
polyhedron/mdbx/elf/sections/text 52.00 KB -
polyhedron/mp_prop_design/elf 42.66 KB -
polyhedron/mp_prop_design/elf/sections/text 17.81 KB -
polyhedron/nf/elf 38.33 KB -
polyhedron/nf/elf/sections/text 18.80 KB -
polyhedron/protein/elf 84.77 KB -
polyhedron/protein/elf/sections/text 53.38 KB -
polyhedron/rnflow/elf 92.54 KB -
polyhedron/rnflow/elf/sections/text 67.17 KB -
polyhedron/test_fpu2/elf 75.23 KB -
polyhedron/test_fpu2/elf/sections/text 49.30 KB -
polyhedron/tfft2/elf 34.29 KB -
polyhedron/tfft2/elf/sections/text 14.69 KB -
tramp3d_pgo/elf 921.64 KB -
tramp3d_pgo/elf/sections/text 415.38 KB -
Geometric Mean 63.23 KB -