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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 20191231 (experimental) 47c4fc06d50664091a83e52f6a7fa352396d3c78
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.
git_revision 47c4fc06d50664091a83e52f6a7fa352396d3c78
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 1577751397000.47c4fc06d50664091a83e52f6a7fa352396d3c78 2019-12-31T09:58:56.076695 0:01:30.360567
Previous 1577737405000.9f40a2fccb6515c84eb4b955aa1d71ab9ee9ab10 2019-12-30T23:03:10.866616 0:01:31.976552
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.609243

Tests Summary

Status Group # # (B)
Performance Regressions 0 18
Performance Improvements 3 28
Unchanged Tests 981 938
Total Tests 984

Run-Over-Run Changes Detail

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/mdbx -6.05% 6.935 6.516 - -0.27% -
polyhedron/linpk -4.37% 2.940 2.811 - -7.24% -
polyhedron/test_fpu2 -2.62% 27.173 26.461 - 3.16% -

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/tfft2 10.22% 0.713 0.785 - 1.27% -
polyhedron/air 5.05% 3.177 3.337 - 0.00% -
polyhedron/mdbx 2.00% 1.973 2.012 - -0.12% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/rnflow 4.81% 19.751 20.701 - -0.31% -
polyhedron/test_fpu2 3.16% 25.651 26.461 - -2.62% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 12.59% 15.20 MB 17.12 MB - 0.00% -
polyhedron/air 6.14% 125.74 MB 133.45 MB - -0.20% -
polyhedron/tfft2 3.15% 44.79 MB 46.20 MB - 0.00% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/ASSIGNMENT -17.44% 78.206 64.568 - 0.01% -
botan/ARIA-128 encrypt -7.44% 156.825 145.151 - -0.05% -
botan/AES-128/OCB decrypt -3.52% 919.637 887.275 - -0.36% -
nbench/NUMERIC SORT -2.88% 1568.700 1523.500 - -0.04% -
botan/ARIA-128 decrypt -2.29% 157.197 153.590 - -0.30% -

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 -7.45% 0.998 0.924 - -0.24% -
polyhedron/gas_dyn2 -4.62% 1.922 1.833 - -0.11% -
polyhedron/aermod -3.25% 20.356 19.694 - 0.01% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -11.76% 1.766 1.559 - -0.07% -
polyhedron/linpk -7.24% 3.030 2.811 - -4.37% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -4.74% 98.00 MB 93.35 MB - 0.00% -
polyhedron/gas_dyn2 -2.92% 64.67 MB 62.78 MB - 0.00% -
polyhedron/protein -2.03% 77.46 MB 75.89 MB - 0.00% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Camellia-128 encrypt 6.93% 129.639 138.625 - -0.03% -
botan/Camellia-128 decrypt 6.75% 128.886 137.582 - 0.02% -
botan/Camellia-256 decrypt 4.26% 103.712 108.131 - 0.00% -
botan/Camellia-192 decrypt 4.13% 103.858 108.146 - 0.00% -
botan/Camellia-192 encrypt 3.95% 104.838 108.982 - -0.04% -
botan/Camellia-256 encrypt 3.91% 104.973 109.073 - -0.01% -
botan/AES-128/OCB encrypt 2.33% 891.055 911.811 - -1.24% -
nbench/LU DECOMPOSITION 2.31% 8162.800 8351.300 - -0.24% -

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: 0.32s
score
Name Current %
botan/AES-128 decrypt 3129.911 -
botan/AES-128 encrypt 3141.105 -
botan/AES-128/CBC/PKCS7 decrypt 3121.002 -
botan/AES-128/CBC/PKCS7 encrypt 794.402 -
botan/AES-128/EAX decrypt 466.469 -
botan/AES-128/EAX encrypt 466.515 -
botan/AES-128/GCM(16) [clmul] decrypt 1130.420 -
botan/AES-128/GCM(16) [clmul] encrypt 1178.918 -
botan/AES-128/OCB decrypt 887.275 -
botan/AES-128/OCB encrypt 911.811 -
botan/AES-128/XTS decrypt 1673.798 -
botan/AES-128/XTS encrypt 1676.733 -
botan/AES-192 decrypt 3495.110 -
botan/AES-192 encrypt 2723.659 -
botan/AES-256 decrypt 4184.934 -
botan/AES-256 encrypt 4099.704 -
botan/ARIA-128 decrypt 153.590 -
botan/ARIA-128 encrypt 145.151 -
botan/ARIA-192 decrypt 133.192 -
botan/ARIA-192 encrypt 133.289 -
botan/ARIA-256 decrypt 117.272 -
botan/ARIA-256 encrypt 117.686 -
botan/Blowfish decrypt 227.162 -
botan/Blowfish encrypt 228.788 -
botan/CAST-128 decrypt 227.285 -
botan/CAST-128 encrypt 227.816 -
botan/CAST-256 decrypt 118.871 -
botan/CAST-256 encrypt 118.937 -
botan/CMAC(AES-128) mac 829.530 -
botan/CTR-BE(AES-128) decrypt 3333.054 -
botan/CTR-BE(AES-128) encrypt 3309.538 -
botan/CTR-BE(Serpent) decrypt 187.212 -
botan/CTR-BE(Serpent) encrypt 187.263 -
botan/Camellia-128 decrypt 137.582 -
botan/Camellia-128 encrypt 138.625 -
botan/Camellia-192 decrypt 108.146 -
botan/Camellia-192 encrypt 108.982 -
botan/Camellia-256 decrypt 108.131 -
botan/Camellia-256 encrypt 109.073 -
botan/ChaCha20Poly1305 decrypt 372.747 -
botan/ChaCha20Poly1305 encrypt 371.961 -
botan/DES decrypt 94.405 -
botan/DES encrypt 95.244 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 66.366 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 65.097 -
botan/HMAC(SHA-256) mac 1458.905 -
botan/IDEA decrypt 374.915 -
botan/IDEA encrypt 374.322 -
botan/KASUMI decrypt 75.272 -
botan/KASUMI encrypt 76.725 -
botan/Keccak-1600(512) hash 164.454 -
botan/MISTY1 decrypt 92.751 -
botan/MISTY1 encrypt 92.811 -
botan/Noekeon decrypt 337.590 -
botan/Noekeon encrypt 315.477 -
botan/RC4 encrypt 187.390 -
botan/RIPEMD-160 hash 318.914 -
botan/SHA-160 hash 1342.185 -
botan/SHA-256 hash 1281.363 -
botan/SHA-512 hash 370.133 -
botan/SHACAL2 decrypt 449.539 -
botan/SHACAL2 encrypt 1444.961 -
botan/SM4 decrypt 117.770 -
botan/SM4 encrypt 117.729 -
botan/Salsa20 encrypt 498.817 -
botan/Serpent decrypt 242.412 -
botan/Serpent encrypt 192.077 -
botan/Serpent/CBC/PKCS7 decrypt 225.654 -
botan/Serpent/CBC/PKCS7 encrypt 85.219 -
botan/Serpent/EAX decrypt 52.179 -
botan/Serpent/EAX encrypt 52.114 -
botan/Serpent/GCM(16) [clmul] decrypt 139.986 -
botan/Serpent/GCM(16) [clmul] encrypt 140.437 -
botan/Serpent/OCB decrypt 184.859 -
botan/Serpent/OCB encrypt 154.571 -
botan/Serpent/XTS decrypt 211.405 -
botan/Serpent/XTS encrypt 172.174 -
botan/Skein-512(512) hash 447.556 -
botan/Threefish-512 decrypt 336.993 -
botan/Threefish-512 encrypt 359.565 -
botan/Tiger(24,3) hash 466.309 -
botan/TripleDES decrypt 33.875 -
botan/TripleDES encrypt 33.973 -
botan/Twofish decrypt 302.646 -
botan/Twofish encrypt 316.109 -
botan/Whirlpool hash 113.946 -
botan/XTEA decrypt 193.003 -
botan/XTEA encrypt 194.003 -
himeno 962.825 -
nbench/ASSIGNMENT 64.568 -
nbench/BITFIELD 658170000.000 -
nbench/FOURIER 520770.000 -
nbench/FP EMULATION 846.680 -
nbench/HUFFMAN 6389.000 -
nbench/IDEA 14201.000 -
nbench/LU DECOMPOSITION 8351.300 -
nbench/NEURAL NET 251.560 -
nbench/NUMERIC SORT 1523.500 -
nbench/STRING SORT 2434.500 -
Geometric Mean 430.452 -
size (bytes)
Name Current %
botan/elf 684.52 KB -
botan/elf/sections/text 354.09 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 924.88 KB -
tramp3d_pgo/elf/sections/text 415.11 KB -
Geometric Mean 63.23 KB -