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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) 10.0.1 20200320 (experimental) 4a18f168f47cfa4a41a01aad64a6041eab64ad7b
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 4a18f168f47cfa4a41a01aad64a6041eab64ad7b
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 1584675164000.4a18f168f47cfa4a41a01aad64a6041eab64ad7b 2020-03-20T07:29:12.242158 0:01:32.478020
Previous 1584576980000.b5562f1187d47b0e8a20687a8d31d00c187aada9 2020-03-19T07:28:49.107885 0:01:31.976284
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 4 28
Performance Improvements 0 47
Unchanged Tests 980 909
Total Tests 984

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/aermod 5.83% 19.545 20.684 - 1.61% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/gas_dyn2 2.70% 45.921 47.162 - 0.20% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/AES-128/OCB encrypt -6.41% 916.419 857.696 - -3.74% -
botan/AES-192 decrypt -3.73% 3607.561 3472.944 - -0.18% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 10.16% 0.713 0.785 - 0.39% -
polyhedron/air 5.79% 3.177 3.361 - -0.30% -
polyhedron/mdbx 4.64% 1.973 2.064 - 0.11% -
polyhedron/induct2 3.13% 3.754 3.871 - -0.16% -
polyhedron/fatigue2 2.83% 2.119 2.179 - -0.27% -
polyhedron/nf 2.34% 0.921 0.943 - -0.04% -
nbench 2.34% 2.974 3.043 - -0.17% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/rnflow 5.39% 19.751 20.816 - 0.04% -
polyhedron/tfft2 3.16% 88.053 90.835 - 0.55% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 14.29% 15.20 MB 17.38 MB - 0.00% -
polyhedron/air 6.42% 125.74 MB 133.81 MB - 0.00% -
polyhedron/tfft2 3.46% 44.79 MB 46.34 MB - 0.00% -
polyhedron/fatigue2 2.24% 59.62 MB 60.95 MB - -0.10% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-128/OCB decrypt -6.79% 919.637 857.184 - -1.81% -
nbench/STRING SORT -4.57% 2440.800 2329.200 - 0.05% -
botan/AES-128/OCB encrypt -3.74% 891.055 857.696 - -6.41% -
nbench/NUMERIC SORT -3.47% 1568.700 1514.200 - 0.11% -
botan/KASUMI decrypt -2.86% 75.290 73.140 - -0.12% -
botan/KASUMI encrypt -2.35% 77.092 75.280 - 0.02% -
botan/ARIA-128 decrypt -2.19% 157.197 153.751 - 0.02% -
botan/ARIA-192 encrypt -2.02% 135.438 132.705 - -0.06% -
botan/ARIA-192 decrypt -2.00% 135.444 132.735 - -0.07% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2/elf/sections/text 14.18% 12.89 KB 14.72 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 3.95% 72.77 KB 75.64 KB - 0.00% -
botan/elf 3.26% 676.30 KB 698.31 KB - -0.04% -
polyhedron/mdbx/elf/sections/text 2.33% 50.92 KB 52.11 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/ac -5.65% 0.998 0.942 - -0.13% -
polyhedron/gas_dyn2 -3.40% 1.922 1.857 - -0.14% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -10.76% 1.766 1.576 - 0.38% -
polyhedron/capacita -2.18% 21.064 20.605 - -0.04% -
polyhedron/linpk -2.00% 3.030 2.970 - -0.17% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.34% 98.00 MB 93.74 MB - 0.00% -
polyhedron/gas_dyn2 -2.17% 64.67 MB 63.27 MB - -0.01% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/IDEA decrypt 20.88% 374.544 452.748 - -0.16% -
botan/IDEA encrypt 20.78% 374.934 452.854 - 0.01% -
botan/CTR-BE(Serpent) decrypt 20.48% 187.606 226.028 - 0.15% -
botan/Serpent encrypt 20.45% 192.474 231.837 - -0.24% -
botan/CTR-BE(Serpent) encrypt 20.43% 187.375 225.648 - 0.11% -
botan/Serpent/GCM(16) [clmul] decrypt 19.24% 139.308 166.114 - 0.11% -
botan/Serpent/GCM(16) [clmul] encrypt 18.84% 139.921 166.281 - -0.08% -
botan/Serpent/XTS encrypt 17.79% 173.347 204.194 - -0.60% -
botan/Serpent/OCB encrypt 15.27% 154.213 177.764 - 0.07% -
botan/Noekeon encrypt 14.35% 314.440 359.552 - -0.53% -
botan/ChaCha20Poly1305 decrypt 12.28% 371.074 416.643 - 0.23% -
botan/ChaCha20Poly1305 encrypt 11.99% 372.006 416.598 - -0.13% -
botan/Noekeon decrypt 11.93% 336.657 376.806 - 0.12% -
botan/Serpent decrypt 9.83% 242.594 266.434 - -0.06% -
botan/Serpent/CBC/PKCS7 decrypt 8.49% 226.742 246.001 - -0.15% -
botan/Serpent/XTS decrypt 8.27% 212.291 229.842 - -0.30% -
botan/Serpent/EAX encrypt 7.02% 51.795 55.429 - 0.28% -
nbench/HUFFMAN 6.75% 6422.900 6856.200 - 0.48% -
botan/Serpent/EAX decrypt 6.49% 52.011 55.386 - -0.13% -
botan/Serpent/OCB decrypt 5.79% 185.326 196.055 - 0.67% -
botan/Camellia-128 decrypt 5.29% 128.886 135.704 - 0.08% -
botan/Camellia-128 encrypt 4.43% 129.639 135.386 - 0.07% -
botan/AES-128/GCM(16) [clmul] decrypt 4.39% 1130.195 1179.800 - 1.54% -
botan/AES-128/GCM(16) [clmul] encrypt 4.35% 1168.393 1219.269 - 1.40% -
botan/Camellia-256 decrypt 3.25% 103.712 107.083 - 0.09% -
botan/Camellia-192 decrypt 3.09% 103.858 107.069 - 0.10% -
nbench/LU DECOMPOSITION 2.84% 8162.800 8394.500 - -0.02% -

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 -7.93% 46.31 KB 42.64 KB - 0.00% -
polyhedron/ac/elf/sections/text -5.38% 21.50 KB 20.34 KB - 0.00% -
polyhedron/gas_dyn2/elf -5.14% 77.17 KB 73.20 KB - 0.00% -
nbench/elf/sections/text -4.73% 49.89 KB 47.53 KB - 0.00% -
himeno/elf/sections/text -4.42% 5.66 KB 5.41 KB - 0.00% -
polyhedron/test_fpu2/elf/sections/text -4.16% 51.47 KB 49.33 KB - 0.00% -
polyhedron/rnflow/elf -4.14% 96.54 KB 92.54 KB - 0.00% -
polyhedron/mp_prop_design/elf/sections/text -3.39% 18.42 KB 17.80 KB - 0.00% -
polyhedron/rnflow/elf/sections/text -2.47% 68.99 KB 67.28 KB - 0.00% -
polyhedron/doduc/elf -2.46% 161.20 KB 157.24 KB - 0.00% -
tramp3d_pgo/elf -2.07% 936.94 KB 917.52 KB - 0.00% -
polyhedron/linpk/elf/sections/text -2.03% 11.53 KB 11.30 KB - 0.00% -

Report Time: 0.22s
score
Name Current %
botan/AES-128 decrypt 3154.569 -
botan/AES-128 encrypt 3145.766 -
botan/AES-128/CBC/PKCS7 decrypt 3097.206 -
botan/AES-128/CBC/PKCS7 encrypt 797.202 -
botan/AES-128/EAX decrypt 467.414 -
botan/AES-128/EAX encrypt 469.878 -
botan/AES-128/GCM(16) [clmul] decrypt 1179.800 -
botan/AES-128/GCM(16) [clmul] encrypt 1219.269 -
botan/AES-128/OCB decrypt 857.184 -
botan/AES-128/OCB encrypt 857.696 -6.41%
botan/AES-128/XTS decrypt 1622.715 -
botan/AES-128/XTS encrypt 1686.041 -
botan/AES-192 decrypt 3472.944 -3.73%
botan/AES-192 encrypt 2704.458 -
botan/AES-256 decrypt 4273.651 -
botan/AES-256 encrypt 4091.207 -
botan/ARIA-128 decrypt 153.751 -
botan/ARIA-128 encrypt 153.806 -
botan/ARIA-192 decrypt 132.735 -
botan/ARIA-192 encrypt 132.705 -
botan/ARIA-256 decrypt 116.946 -
botan/ARIA-256 encrypt 117.074 -
botan/Blowfish decrypt 227.178 -
botan/Blowfish encrypt 228.937 -
botan/CAST-128 decrypt 227.718 -
botan/CAST-128 encrypt 227.919 -
botan/CAST-256 decrypt 118.586 -
botan/CAST-256 encrypt 118.551 -
botan/CMAC(AES-128) mac 843.178 -
botan/CTR-BE(AES-128) decrypt 3343.395 -
botan/CTR-BE(AES-128) encrypt 3356.110 -
botan/CTR-BE(Serpent) decrypt 226.028 -
botan/CTR-BE(Serpent) encrypt 225.648 -
botan/Camellia-128 decrypt 135.704 -
botan/Camellia-128 encrypt 135.386 -
botan/Camellia-192 decrypt 107.069 -
botan/Camellia-192 encrypt 106.903 -
botan/Camellia-256 decrypt 107.083 -
botan/Camellia-256 encrypt 106.942 -
botan/ChaCha20Poly1305 decrypt 416.643 -
botan/ChaCha20Poly1305 encrypt 416.598 -
botan/DES decrypt 94.402 -
botan/DES encrypt 95.556 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 66.071 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.099 -
botan/HMAC(SHA-256) mac 1458.419 -
botan/IDEA decrypt 452.748 -
botan/IDEA encrypt 452.854 -
botan/KASUMI decrypt 73.140 -
botan/KASUMI encrypt 75.280 -
botan/Keccak-1600(512) hash 166.168 -
botan/MISTY1 decrypt 93.190 -
botan/MISTY1 encrypt 92.748 -
botan/Noekeon decrypt 376.806 -
botan/Noekeon encrypt 359.552 -
botan/RC4 encrypt 187.821 -
botan/RIPEMD-160 hash 319.252 -
botan/SHA-160 hash 1353.810 -
botan/SHA-256 hash 1293.419 -
botan/SHA-512 hash 371.646 -
botan/SHACAL2 decrypt 454.008 -
botan/SHACAL2 encrypt 1464.416 -
botan/SM4 decrypt 116.680 -
botan/SM4 encrypt 118.022 -
botan/Salsa20 encrypt 501.098 -
botan/Serpent decrypt 266.434 -
botan/Serpent encrypt 231.837 -
botan/Serpent/CBC/PKCS7 decrypt 246.001 -
botan/Serpent/CBC/PKCS7 encrypt 85.570 -
botan/Serpent/EAX decrypt 55.386 -
botan/Serpent/EAX encrypt 55.429 -
botan/Serpent/GCM(16) [clmul] decrypt 166.114 -
botan/Serpent/GCM(16) [clmul] encrypt 166.281 -
botan/Serpent/OCB decrypt 196.055 -
botan/Serpent/OCB encrypt 177.764 -
botan/Serpent/XTS decrypt 229.842 -
botan/Serpent/XTS encrypt 204.194 -
botan/Skein-512(512) hash 451.011 -
botan/Threefish-512 decrypt 336.417 -
botan/Threefish-512 encrypt 362.727 -
botan/Tiger(24,3) hash 467.691 -
botan/TripleDES decrypt 34.153 -
botan/TripleDES encrypt 34.124 -
botan/Twofish decrypt 302.805 -
botan/Twofish encrypt 316.062 -
botan/Whirlpool hash 115.287 -
botan/XTEA decrypt 193.918 -
botan/XTEA encrypt 193.872 -
himeno 961.353 -
nbench/ASSIGNMENT 77.208 -
nbench/BITFIELD 657940000.000 -
nbench/FOURIER 520140.000 -
nbench/FP EMULATION 841.420 -
nbench/HUFFMAN 6856.200 -
nbench/IDEA 14159.000 -
nbench/LU DECOMPOSITION 8394.500 -
nbench/NEURAL NET 251.650 -
nbench/NUMERIC SORT 1514.200 -
nbench/STRING SORT 2329.200 -
Geometric Mean 442.397 -
size (bytes)
Name Current %
botan/elf 698.31 KB -
botan/elf/sections/text 354.30 KB -
cray/elf 26.77 KB -
cray/elf/sections/text 7.50 KB -
himeno/elf 26.15 KB -
himeno/elf/sections/text 5.41 KB -
nbench/elf 91.07 KB -
nbench/elf/sections/text 47.53 KB -
polyhedron/ac/elf 42.02 KB -
polyhedron/ac/elf/sections/text 20.34 KB -
polyhedron/aermod/elf 995.90 KB -
polyhedron/aermod/elf/sections/text 748.59 KB -
polyhedron/air/elf 105.04 KB -
polyhedron/air/elf/sections/text 75.64 KB -
polyhedron/capacita/elf 87.88 KB -
polyhedron/capacita/elf/sections/text 66.36 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 127.39 KB -
polyhedron/fatigue2/elf 71.99 KB -
polyhedron/fatigue2/elf/sections/text 46.83 KB -
polyhedron/gas_dyn2/elf 73.20 KB -
polyhedron/gas_dyn2/elf/sections/text 42.64 KB -
polyhedron/induct2/elf 171.18 KB -
polyhedron/induct2/elf/sections/text 133.75 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 52.11 KB -
polyhedron/mp_prop_design/elf 42.66 KB -
polyhedron/mp_prop_design/elf/sections/text 17.80 KB -
polyhedron/nf/elf 38.33 KB -
polyhedron/nf/elf/sections/text 18.81 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 67.28 KB -
polyhedron/test_fpu2/elf 75.23 KB -
polyhedron/test_fpu2/elf/sections/text 49.33 KB -
polyhedron/tfft2/elf 34.29 KB -
polyhedron/tfft2/elf/sections/text 14.72 KB -
tramp3d_pgo/elf 917.52 KB -
tramp3d_pgo/elf/sections/text 411.99 KB -
Geometric Mean 63.25 KB -