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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
Byte Order: Little Endian
Address sizes: 48 bits physical, 48 bits virtual
CPU(s): 128
On-line CPU(s) list: 0-127
Thread(s) per core: 2
Core(s) per socket: 64
Socket(s): 1
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 49
Model name: AMD EPYC 7702 64-Core Processor
Stepping: 0
Frequency boost: enabled
CPU MHz: 1495.591
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.84
Virtualization: AMD-V
L1d cache: 2 MiB
L1i cache: 2 MiB
L2 cache: 32 MiB
L3 cache: 256 MiB
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 and seccomp
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
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 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 umip rdpid overflow_recov succor smca
memory MemTotal: 263696144 kB
Run Info

Fields

NameValue

Parameters

NameValue
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) 11.0.0 20200818 (experimental) da7c2773e56c889f4f131b80d4b91f1adbae80a2
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 da7c2773e56c889f4f131b80d4b91f1adbae80a2
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
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benzen.gcc-trunk.Ofast_march_native test results

Run Order Start Time Duration
Current 1597711681000.da7c2773e56c889f4f131b80d4b91f1adbae80a2 2020-08-18T07:26:27.747004 0:01:33.007523
Previous 1597632006000.9a5381f749ee2cef51af67895de182113e45f642 2020-08-17T07:26:32.465922 0:01:33.640959
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 6 36
Performance Improvements 4 64
Unchanged Tests 974 884
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
nbench 3.62% 2.805 2.906 - -2.27% -
botan 2.53% 69.301 71.055 - -16.89% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
tramp3d 67.66% 0.920 1.543 - -12.67% -
polyhedron/test_fpu2 3.96% 25.213 26.210 - 2.18% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-192 decrypt -4.81% 3754.597 3573.875 - 2.72% -
botan/AES-256 encrypt -3.86% 4248.865 4085.028 - -1.01% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/aermod -5.86% 7.875 7.414 - -10.82% -
polyhedron/rnflow -4.83% 21.104 20.085 - 1.69% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/Serpent/CBC/PKCS7 decrypt 7.14% 231.984 248.537 - 9.61% -
nbench/STRING SORT 3.42% 2276.300 2354.100 - -3.55% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 12.79% 0.713 0.804 - 0.12% -
polyhedron/air 6.39% 3.177 3.380 - 0.35% -
polyhedron/mdbx 4.72% 1.973 2.066 - -0.39% -
polyhedron/linpk 3.73% 0.643 0.667 - 0.21% -
polyhedron/nf 3.48% 0.921 0.953 - 0.26% -
polyhedron/rnflow 2.82% 3.194 3.284 - -0.46% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 3.77% 88.053 91.371 - -0.69% -
polyhedron/test_fpu2 2.18% 25.651 26.210 - 3.96% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 14.03% 15.20 MB 17.34 MB - 0.36% -
polyhedron/air 6.64% 125.74 MB 134.09 MB - 0.09% -
polyhedron/tfft2 4.61% 44.79 MB 46.85 MB - -0.12% -
polyhedron/fatigue2 3.16% 59.62 MB 61.50 MB - -0.80% -
polyhedron/linpk 2.88% 40.35 MB 41.52 MB - 0.02% -
polyhedron/mp_prop_design 2.25% 48.65 MB 49.74 MB - 0.43% -
polyhedron/capacita 2.15% 79.18 MB 80.88 MB - 0.00% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/GOST-28147-89(R3411_94_TestParam) decrypt -7.30% 66.341 61.496 - 0.09% -
botan/Blowfish encrypt -7.20% 228.855 212.383 - 0.13% -
botan/Blowfish decrypt -7.17% 227.021 210.747 - -0.00% -
botan/Twofish encrypt -6.88% 315.968 294.242 - 0.04% -
botan/AES-128/OCB decrypt -5.43% 919.637 869.673 - 0.23% -
botan/GOST-28147-89(R3411_94_TestParam) encrypt -5.21% 65.119 61.726 - 0.18% -
nbench/STRING SORT -3.55% 2440.800 2354.100 - 3.42% -
botan/Twofish decrypt -3.30% 302.824 292.835 - -0.01% -
botan/Salsa20 encrypt -3.13% 498.956 483.334 - -0.29% -
nbench/ASSIGNMENT -3.04% 78.206 75.828 - 0.96% -
botan/DES decrypt -2.58% 93.887 91.466 - -0.03% -
botan/CAST-128 decrypt -2.38% 227.066 221.659 - -0.05% -
botan/SM4 decrypt -2.28% 118.085 115.392 - -0.06% -
botan/SM4 encrypt -2.26% 117.976 115.309 - 0.00% -
nbench/NEURAL NET -2.10% 254.430 249.080 - -0.23% -
nbench/HUFFMAN -2.01% 6422.900 6293.600 - 0.84% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2/elf/sections/text 14.42% 12.89 KB 14.75 KB - 0.00% -
polyhedron/air/elf 7.48% 96.87 KB 104.12 KB - 0.00% -
polyhedron/mdbx/elf 4.13% 76.45 KB 79.60 KB - 0.00% -
polyhedron/air/elf/sections/text 3.87% 72.77 KB 75.58 KB - 0.00% -
polyhedron/mdbx/elf/sections/text 3.07% 50.92 KB 52.49 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
botan -16.89% 85.492 71.055 - 2.53% -
polyhedron/ac -10.56% 0.998 0.893 - -0.00% -
polyhedron/gas_dyn2 -6.49% 1.922 1.797 - 0.00% -
polyhedron/aermod -5.05% 20.356 19.327 - -0.58% -
polyhedron/test_fpu2 -2.61% 2.655 2.585 - -0.62% -
nbench -2.27% 2.974 2.906 - 3.62% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/air -36.25% 2.679 1.708 - -0.28% -
tramp3d -12.67% 1.766 1.543 - 67.66% -
polyhedron/aermod -10.82% 8.313 7.414 - -5.86% -
polyhedron/mdbx -10.05% 6.533 5.877 - -1.25% -
polyhedron/capacita -9.26% 21.064 19.113 - 0.09% -
polyhedron/doduc -7.55% 9.242 8.544 - 0.43% -
polyhedron/nf -6.81% 4.944 4.608 - 0.19% -
polyhedron/fatigue2 -6.78% 50.638 47.206 - -0.01% -
polyhedron/linpk -6.42% 3.030 2.836 - -0.12% -
polyhedron/gas_dyn2 -3.92% 47.068 45.223 - -1.42% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.62% 98.00 MB 93.47 MB - -0.10% -
polyhedron/gas_dyn2 -3.96% 64.67 MB 62.11 MB - 0.29% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Serpent encrypt 22.30% 192.474 235.404 - -0.02% -
botan/CTR-BE(Serpent) encrypt 20.89% 187.375 226.518 - -0.02% -
botan/CTR-BE(Serpent) decrypt 20.85% 187.606 226.724 - -0.01% -
botan/IDEA decrypt 20.23% 374.544 450.315 - -0.03% -
botan/IDEA encrypt 20.17% 374.934 450.562 - 0.01% -
botan/Serpent/GCM(16) [clmul] decrypt 20.02% 139.308 167.192 - -0.19% -
botan/Serpent/GCM(16) [clmul] encrypt 19.82% 139.921 167.648 - -0.18% -
botan/Serpent/XTS encrypt 19.33% 173.347 206.849 - 0.21% -
botan/Serpent/OCB encrypt 17.35% 154.213 180.976 - 0.02% -
botan/Noekeon encrypt 15.17% 314.440 362.155 - 0.02% -
botan/Noekeon decrypt 12.05% 336.657 377.220 - 0.01% -
botan/Serpent decrypt 11.13% 242.594 269.593 - 0.23% -
botan/ChaCha20Poly1305 decrypt 9.95% 371.074 407.979 - 0.91% -
botan/Serpent/CBC/PKCS7 decrypt 9.61% 226.742 248.537 - 7.14% -
botan/ChaCha20Poly1305 encrypt 9.52% 372.006 407.407 - 0.12% -
botan/Serpent/XTS decrypt 8.90% 212.291 231.177 - -0.02% -
botan/Serpent/OCB decrypt 7.51% 185.326 199.248 - 1.05% -
botan/Serpent/EAX encrypt 7.10% 51.795 55.470 - 0.04% -
botan/Serpent/EAX decrypt 7.08% 52.011 55.691 - 0.02% -
botan/Keccak-1600(512) hash 4.92% 164.000 172.073 - -0.04% -
botan/AES-128/OCB encrypt 4.71% 891.055 932.991 - -0.01% -
botan/Camellia-128 encrypt 3.71% 129.639 134.449 - -0.04% -
botan/Camellia-128 decrypt 3.67% 128.886 133.616 - -0.04% -
botan/CTR-BE(AES-128) encrypt 2.91% 3291.115 3386.804 - 0.28% -
botan/AES-192 decrypt 2.72% 3479.197 3573.875 - -4.81% -
botan/KASUMI decrypt 2.47% 75.290 77.147 - -0.10% -
botan/MISTY1 encrypt 2.03% 92.786 94.668 - -0.01% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
cray/elf -13.15% 30.77 KB 26.72 KB - 0.00% -
nbench/elf -12.32% 90.96 KB 79.76 KB - 0.00% -
polyhedron/ac/elf -11.43% 42.02 KB 37.22 KB - 0.00% -
polyhedron/ac/elf/sections/text -10.17% 21.50 KB 19.31 KB - 0.00% -
polyhedron/gas_dyn2/elf/sections/text -10.15% 46.31 KB 41.61 KB - 0.00% -
nbench/elf/sections/text -6.67% 49.89 KB 46.56 KB - 0.00% -
polyhedron/gas_dyn2/elf -6.38% 77.17 KB 72.25 KB - 0.00% -
polyhedron/rnflow/elf -5.02% 96.54 KB 91.70 KB - 0.00% -
polyhedron/test_fpu2/elf/sections/text -4.95% 51.47 KB 48.92 KB - 0.00% -
polyhedron/mp_prop_design/elf/sections/text -4.66% 18.42 KB 17.56 KB - 0.00% -
himeno/elf -3.11% 26.15 KB 25.34 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -3.10% 68.99 KB 66.84 KB - 0.00% -
himeno/elf/sections/text -3.04% 5.66 KB 5.49 KB - 0.00% -
polyhedron/doduc/elf -2.97% 161.20 KB 156.41 KB - 0.00% -
polyhedron/channel2/elf -2.74% 30.23 KB 29.41 KB - 0.00% -
polyhedron/linpk/elf -2.69% 29.94 KB 29.13 KB - 0.00% -
polyhedron/doduc/elf/sections/text -2.33% 129.95 KB 126.92 KB - 0.00% -
polyhedron/tfft2/elf -2.21% 34.23 KB 33.47 KB - 0.00% -
polyhedron/nf/elf -2.14% 38.33 KB 37.51 KB - 0.00% -

Report Time: 0.21s
score
Name Current %
botan/AES-128/CBC/PKCS7 decrypt 3106.217 -
botan/AES-128/CBC/PKCS7 encrypt 798.579 -
botan/AES-128 decrypt 3151.199 -
botan/AES-128/EAX decrypt 468.100 -
botan/AES-128/EAX encrypt 468.463 -
botan/AES-128 encrypt 3145.846 -
botan/AES-128/GCM(16) [clmul] decrypt 1141.403 -
botan/AES-128/GCM(16) [clmul] encrypt 1166.232 -
botan/AES-128/OCB decrypt 869.673 -
botan/AES-128/OCB encrypt 932.991 -
botan/AES-128/XTS decrypt 1620.017 -
botan/AES-128/XTS encrypt 1662.666 -
botan/AES-192 decrypt 3573.875 -4.81%
botan/AES-192 encrypt 2718.673 -
botan/AES-256 decrypt 4281.530 -
botan/AES-256 encrypt 4085.028 -3.86%
botan/ARIA-128 decrypt 154.810 -
botan/ARIA-128 encrypt 154.901 -
botan/ARIA-192 decrypt 133.663 -
botan/ARIA-192 encrypt 133.910 -
botan/ARIA-256 decrypt 117.597 -
botan/ARIA-256 encrypt 117.399 -
botan/Blowfish decrypt 210.747 -
botan/Blowfish encrypt 212.383 -
botan/Camellia-128 decrypt 133.616 -
botan/Camellia-128 encrypt 134.449 -
botan/Camellia-192 decrypt 104.261 -
botan/Camellia-192 encrypt 104.101 -
botan/Camellia-256 decrypt 104.102 -
botan/Camellia-256 encrypt 104.418 -
botan/CAST-128 decrypt 221.659 -
botan/CAST-128 encrypt 223.551 -
botan/CAST-256 decrypt 117.811 -
botan/CAST-256 encrypt 117.784 -
botan/ChaCha20Poly1305 decrypt 407.979 -
botan/ChaCha20Poly1305 encrypt 407.407 -
botan/CMAC(AES-128) mac 843.088 -
botan/CTR-BE(AES-128) decrypt 3373.812 -
botan/CTR-BE(AES-128) encrypt 3386.804 -
botan/CTR-BE(Serpent) decrypt 226.724 -
botan/CTR-BE(Serpent) encrypt 226.518 -
botan/DES decrypt 91.466 -
botan/DES encrypt 95.051 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 61.496 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 61.726 -
botan/HMAC(SHA-256) mac 1458.256 -
botan/IDEA decrypt 450.315 -
botan/IDEA encrypt 450.562 -
botan/KASUMI decrypt 77.147 -
botan/KASUMI encrypt 77.353 -
botan/Keccak-1600(512) hash 172.073 -
botan/MISTY1 decrypt 93.222 -
botan/MISTY1 encrypt 94.668 -
botan/Noekeon decrypt 377.220 -
botan/Noekeon encrypt 362.155 -
botan/RC4 encrypt 187.032 -
botan/RIPEMD-160 hash 319.233 -
botan/Salsa20 encrypt 483.334 -
botan/Serpent/CBC/PKCS7 decrypt 248.537 7.14%
botan/Serpent/CBC/PKCS7 encrypt 84.963 -
botan/Serpent decrypt 269.593 -
botan/Serpent/EAX decrypt 55.691 -
botan/Serpent/EAX encrypt 55.470 -
botan/Serpent encrypt 235.404 -
botan/Serpent/GCM(16) [clmul] decrypt 167.192 -
botan/Serpent/GCM(16) [clmul] encrypt 167.648 -
botan/Serpent/OCB decrypt 199.248 -
botan/Serpent/OCB encrypt 180.976 -
botan/Serpent/XTS decrypt 231.177 -
botan/Serpent/XTS encrypt 206.849 -
botan/SHA-160 hash 1351.321 -
botan/SHA-256 hash 1293.776 -
botan/SHA-512 hash 374.737 -
botan/SHACAL2 decrypt 454.352 -
botan/SHACAL2 encrypt 1432.923 -
botan/Skein-512(512) hash 448.186 -
botan/SM4 decrypt 115.392 -
botan/SM4 encrypt 115.309 -
botan/Threefish-512 decrypt 337.829 -
botan/Threefish-512 encrypt 361.608 -
botan/Tiger(24,3) hash 466.904 -
botan/TripleDES decrypt 33.676 -
botan/TripleDES encrypt 33.729 -
botan/Twofish decrypt 292.835 -
botan/Twofish encrypt 294.242 -
botan/Whirlpool hash 115.313 -
botan/XTEA decrypt 193.587 -
botan/XTEA encrypt 194.046 -
himeno 955.839 -
nbench/ASSIGNMENT 75.828 -
nbench/BITFIELD 657870000.000 -
nbench/FOURIER 515280.000 -
nbench/FP EMULATION 846.920 -
nbench/HUFFMAN 6293.600 -
nbench/IDEA 14158.000 -
nbench/LU DECOMPOSITION 8039.700 -
nbench/NEURAL NET 249.080 -
nbench/NUMERIC SORT 1566.800 -
nbench/STRING SORT 2354.100 3.42%
Geometric Mean 439.955 -
size (bytes)
Name Current %
botan/elf 688.43 KB -
botan/elf/sections/text 354.69 KB -
cray/elf 26.72 KB -
cray/elf/sections/text 7.52 KB -
himeno/elf 25.34 KB -
himeno/elf/sections/text 5.49 KB -
nbench/elf 79.76 KB -
nbench/elf/sections/text 46.56 KB -
polyhedron/ac/elf 37.22 KB -
polyhedron/ac/elf/sections/text 19.31 KB -
polyhedron/aermod/elf 995.12 KB -
polyhedron/aermod/elf/sections/text 744.88 KB -
polyhedron/air/elf 104.12 KB -
polyhedron/air/elf/sections/text 75.58 KB -
polyhedron/capacita/elf 87.07 KB -
polyhedron/capacita/elf/sections/text 65.94 KB -
polyhedron/channel2/elf 29.41 KB -
polyhedron/channel2/elf/sections/text 8.70 KB -
polyhedron/doduc/elf 156.41 KB -
polyhedron/doduc/elf/sections/text 126.92 KB -
polyhedron/fatigue2/elf 71.17 KB -
polyhedron/fatigue2/elf/sections/text 46.94 KB -
polyhedron/gas_dyn2/elf 72.25 KB -
polyhedron/gas_dyn2/elf/sections/text 41.61 KB -
polyhedron/induct2/elf 170.30 KB -
polyhedron/induct2/elf/sections/text 133.83 KB -
polyhedron/linpk/elf 29.13 KB -
polyhedron/linpk/elf/sections/text 11.38 KB -
polyhedron/mdbx/elf 79.60 KB -
polyhedron/mdbx/elf/sections/text 52.49 KB -
polyhedron/mp_prop_design/elf 41.84 KB -
polyhedron/mp_prop_design/elf/sections/text 17.56 KB -
polyhedron/nf/elf 37.51 KB -
polyhedron/nf/elf/sections/text 18.63 KB -
polyhedron/protein/elf 83.94 KB -
polyhedron/protein/elf/sections/text 53.24 KB -
polyhedron/rnflow/elf 91.70 KB -
polyhedron/rnflow/elf/sections/text 66.84 KB -
polyhedron/test_fpu2/elf 74.42 KB -
polyhedron/test_fpu2/elf/sections/text 48.92 KB -
polyhedron/tfft2/elf 33.47 KB -
polyhedron/tfft2/elf/sections/text 14.75 KB -
tramp3d_pgo/elf 920.70 KB -
tramp3d_pgo/elf/sections/text 412.44 KB -
Geometric Mean 62.35 KB -