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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 20200115 (experimental) e2346a33b05871fc065815d4cfd531dfa0195507
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 e2346a33b05871fc065815d4cfd531dfa0195507
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 1579056867000.e2346a33b05871fc065815d4cfd531dfa0195507 2020-01-15T10:20:31.695585 0:01:35.570799
Previous 1578965418000.edabbec31e3bfc9a9757f80c8610706ed00e5a1a 2020-01-14T07:28:57.781992 0:01:31.681246
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 2 28
Performance Improvements 6 27
Unchanged Tests 976 929
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/capacita 5.07% 20.677 21.725 - 3.14% -
polyhedron/tfft2 4.28% 90.060 93.919 - 6.66% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/TripleDES encrypt 86.51% 18.197 33.939 - -0.00% -
botan/TripleDES decrypt 86.07% 18.194 33.854 - -0.01% -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 85.74% 35.079 65.157 - 0.06% -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 61.31% 41.121 66.332 - -0.01% -
botan/DES decrypt 28.79% 73.243 94.329 - 0.47% -
botan/IDEA encrypt 17.36% 319.305 374.738 - -0.05% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 9.73% 0.713 0.782 - 0.61% -
polyhedron/air 4.87% 3.177 3.332 - -0.60% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 6.66% 88.053 93.919 - 4.28% -
polyhedron/rnflow 5.14% 19.751 20.765 - 0.23% -
polyhedron/capacita 3.14% 21.064 21.725 - 5.07% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 14.05% 15.20 MB 17.34 MB - 1.21% -
polyhedron/air 6.14% 125.74 MB 133.46 MB - -0.39% -
polyhedron/tfft2 2.70% 44.79 MB 46.00 MB - -0.46% -
nbench 2.13% 59.49 MB 60.76 MB - 1.09% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/ASSIGNMENT -17.48% 78.206 64.536 - -0.00% -
botan/ARIA-128 encrypt -7.78% 156.825 144.621 - -0.07% -
nbench/NUMERIC SORT -4.42% 1568.700 1499.300 - -1.87% -
botan/AES-128/XTS decrypt -3.56% 1650.924 1592.180 - -0.04% -
botan/AES-128/GCM(16) [clmul] decrypt -2.94% 1130.195 1096.930 - 0.21% -
botan/ARIA-128 decrypt -2.73% 157.197 152.905 - -0.10% -
botan/KASUMI decrypt -2.61% 75.290 73.323 - 0.14% -
botan/AES-128/GCM(16) [clmul] encrypt -2.58% 1168.393 1138.212 - 0.32% -
botan/AES-256 decrypt -2.58% 4256.594 4146.785 - -0.14% -
botan/KASUMI encrypt -2.53% 77.092 75.145 - -0.29% -
botan/ARIA-192 decrypt -2.45% 135.444 132.127 - -0.21% -
botan/ARIA-256 decrypt -2.16% 119.053 116.476 - -0.13% -
botan/ARIA-192 encrypt -2.10% 135.438 132.590 - 0.04% -
botan/ARIA-256 encrypt -2.05% 119.025 116.582 - -0.14% -

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 -7.47% 0.998 0.924 - -0.52% -
polyhedron/gas_dyn2 -4.78% 1.922 1.830 - -0.50% -
polyhedron/aermod -4.24% 20.356 19.494 - -1.26% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -10.99% 1.766 1.572 - -0.16% -
polyhedron/linpk -3.04% 3.030 2.938 - 0.16% -
polyhedron/gas_dyn2 -2.22% 47.068 46.023 - -0.25% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.80% 98.00 MB 93.29 MB - -0.18% -
polyhedron/gas_dyn2 -2.84% 64.67 MB 62.83 MB - -0.44% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Camellia-128 encrypt 5.56% 129.639 136.842 - 0.00% -
botan/Camellia-128 decrypt 5.41% 128.886 135.859 - -0.01% -
botan/Camellia-256 decrypt 3.20% 103.712 107.027 - -0.01% -
botan/Camellia-192 decrypt 3.04% 103.858 107.014 - -0.02% -
botan/Camellia-192 encrypt 2.96% 104.838 107.936 - 0.01% -
botan/Camellia-256 encrypt 2.82% 104.973 107.928 - -0.04% -
nbench/LU DECOMPOSITION 2.32% 8162.800 8352.000 - -0.03% -

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: 0.24s
score
Name Current %
botan/AES-128 decrypt 3169.314 -
botan/AES-128 encrypt 3116.455 -
botan/AES-128/CBC/PKCS7 decrypt 3146.339 -
botan/AES-128/CBC/PKCS7 encrypt 794.739 -
botan/AES-128/EAX decrypt 463.278 -
botan/AES-128/EAX encrypt 463.911 -
botan/AES-128/GCM(16) [clmul] decrypt 1096.930 -
botan/AES-128/GCM(16) [clmul] encrypt 1138.212 -
botan/AES-128/OCB decrypt 911.557 -
botan/AES-128/OCB encrypt 907.732 -
botan/AES-128/XTS decrypt 1592.180 -
botan/AES-128/XTS encrypt 1690.718 -
botan/AES-192 decrypt 3464.850 -
botan/AES-192 encrypt 2723.804 -
botan/AES-256 decrypt 4146.785 -
botan/AES-256 encrypt 4122.001 -
botan/ARIA-128 decrypt 152.905 -
botan/ARIA-128 encrypt 144.621 -
botan/ARIA-192 decrypt 132.127 -
botan/ARIA-192 encrypt 132.590 -
botan/ARIA-256 decrypt 116.476 -
botan/ARIA-256 encrypt 116.582 -
botan/Blowfish decrypt 226.588 -
botan/Blowfish encrypt 228.926 -
botan/CAST-128 decrypt 227.168 -
botan/CAST-128 encrypt 227.581 -
botan/CAST-256 decrypt 118.853 -
botan/CAST-256 encrypt 118.899 -
botan/CMAC(AES-128) mac 829.169 -
botan/CTR-BE(AES-128) decrypt 3350.162 -
botan/CTR-BE(AES-128) encrypt 3302.781 -
botan/CTR-BE(Serpent) decrypt 187.835 -
botan/CTR-BE(Serpent) encrypt 188.008 -
botan/Camellia-128 decrypt 135.859 -
botan/Camellia-128 encrypt 136.842 -
botan/Camellia-192 decrypt 107.014 -
botan/Camellia-192 encrypt 107.936 -
botan/Camellia-256 decrypt 107.027 -
botan/Camellia-256 encrypt 107.928 -
botan/ChaCha20Poly1305 decrypt 368.480 -
botan/ChaCha20Poly1305 encrypt 371.833 -
botan/DES decrypt 94.329 28.79%
botan/DES encrypt 95.213 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 66.332 61.31%
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.157 85.74%
botan/HMAC(SHA-256) mac 1456.774 -
botan/IDEA decrypt 374.140 -
botan/IDEA encrypt 374.738 17.36%
botan/KASUMI decrypt 73.323 -
botan/KASUMI encrypt 75.145 -
botan/Keccak-1600(512) hash 164.537 -
botan/MISTY1 decrypt 92.817 -
botan/MISTY1 encrypt 92.790 -
botan/Noekeon decrypt 336.799 -
botan/Noekeon encrypt 315.282 -
botan/RC4 encrypt 188.087 -
botan/RIPEMD-160 hash 319.781 -
botan/SHA-160 hash 1356.364 -
botan/SHA-256 hash 1294.443 -
botan/SHA-512 hash 372.366 -
botan/SHACAL2 decrypt 449.089 -
botan/SHACAL2 encrypt 1457.780 -
botan/SM4 decrypt 117.842 -
botan/SM4 encrypt 117.897 -
botan/Salsa20 encrypt 498.205 -
botan/Serpent decrypt 242.868 -
botan/Serpent encrypt 192.486 -
botan/Serpent/CBC/PKCS7 decrypt 226.532 -
botan/Serpent/CBC/PKCS7 encrypt 85.500 -
botan/Serpent/EAX decrypt 51.812 -
botan/Serpent/EAX encrypt 51.882 -
botan/Serpent/GCM(16) [clmul] decrypt 139.360 -
botan/Serpent/GCM(16) [clmul] encrypt 140.007 -
botan/Serpent/OCB decrypt 184.230 -
botan/Serpent/OCB encrypt 154.432 -
botan/Serpent/XTS decrypt 212.062 -
botan/Serpent/XTS encrypt 173.051 -
botan/Skein-512(512) hash 447.953 -
botan/Threefish-512 decrypt 337.938 -
botan/Threefish-512 encrypt 357.665 -
botan/Tiger(24,3) hash 467.608 -
botan/TripleDES decrypt 33.854 86.07%
botan/TripleDES encrypt 33.939 86.51%
botan/Twofish decrypt 302.496 -
botan/Twofish encrypt 315.601 -
botan/Whirlpool hash 114.091 -
botan/XTEA decrypt 193.193 -
botan/XTEA encrypt 194.349 -
himeno 956.436 -
nbench/ASSIGNMENT 64.536 -
nbench/BITFIELD 658050000.000 -
nbench/FOURIER 519480.000 -
nbench/FP EMULATION 847.510 -
nbench/HUFFMAN 6349.600 -
nbench/IDEA 14191.000 -
nbench/LU DECOMPOSITION 8352.000 -
nbench/NEURAL NET 251.580 -
nbench/NUMERIC SORT 1499.300 -
nbench/STRING SORT 2435.400 -
Geometric Mean 429.365 2.78%
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 -