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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: 3992.40
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 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; Full AMD retpoline, IBPB conditional, IBRS_FW, STIBP conditional, RSB filling
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
memory MemTotal: 263689112 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) 9.3.1 20200429 a03efb266fcbf4a01285fff871a5bfe5caac4944
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 a03efb266fcbf4a01285fff871a5bfe5caac4944
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-9.O2_g test results

Run Order Start Time Duration
Current 1588162266000.a03efb266fcbf4a01285fff871a5bfe5caac4944 2020-04-29T21:12:04.108979 0:01:28.038694
Previous 1582330708000.3004aba7a0e041cafd2adf927e0b3a610b16e7c0 2020-02-22T10:21:02.999779 0:01:30.835749
Baseline 1571832988000.59b9270a3ef78b556cab459cb63fdde3f8d6a1e9 2019-10-23T21:19:42.087342 0:01:30.475317

Tests Summary

Status Group # # (B)
Performance Regressions 5 8
Performance Improvements 10 12
Added Tests 3 3
Unchanged Tests 1236 1231
Total Tests 1254

Run-Over-Run Changes Detail

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/doduc 9.35% 10.219 11.174 - -8.72% -
polyhedron/linpk 2.01% 4.073 4.155 - 1.66% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/Serpent/OCB encrypt -3.11% 182.221 176.549 - -3.40% -
botan/Serpent/XTS encrypt -2.83% 207.343 201.482 - -2.76% -
botan/Serpent/XTS decrypt -2.06% 227.839 223.144 - -1.96% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/induct2 -13.92% 4.001 3.444 - 0.44% -
random/pr38518.c -7.20% 11.284 10.472 - 0.29% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
cray -2.18% 34.23 MB 33.48 MB - 0.78% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/Twofish encrypt 87.97% 159.520 299.855 - 0.16% -
botan/Twofish decrypt 86.16% 158.871 295.759 - 0.00% -
botan/XTEA encrypt 86.00% 107.230 199.447 - 0.10% -
botan/XTEA decrypt 67.09% 118.461 197.938 - -0.08% -
botan/AES-128/CBC/PKCS7 encrypt 17.44% 574.646 674.853 - -0.11% -
botan/AES-128/CBC/PKCS7 decrypt 17.05% 2401.407 2810.758 - 0.02% -
botan/Threefish-512 decrypt 16.92% 288.290 337.082 - 0.12% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr29433.cpp/elf/sections/text

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr26854-2.c 4.17% 41.121 42.834 - -1.36% -
random/pr12850.cpp 3.99% 69.668 72.451 - -0.94% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
botan/Serpent/OCB encrypt -3.40% 182.754 176.549 - -3.11% -
botan/AES-128/GCM(16) [clmul] encrypt -2.76% 1119.717 1088.839 - 0.48% -
botan/Serpent/XTS encrypt -2.76% 207.194 201.482 - -2.83% -
botan/AES-128/GCM(16) [clmul] decrypt -2.31% 1100.829 1075.351 - -0.17% -
botan/Serpent/EAX encrypt -2.05% 56.308 55.153 - -1.83% -
botan/AES-128/OCB encrypt -2.05% 868.454 850.643 - -0.57% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr70614.c -5.25% 1.833 1.736 - -0.22% -
random/pr36291.cpp -3.28% 31.471 30.437 - -0.42% -
random/pr12392.cpp -2.99% 69.585 67.507 - 0.44% -
random/pr36439.cpp -2.47% 39.750 38.769 - 0.12% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/doduc -8.72% 12.242 11.174 - 9.35% -
polyhedron/channel2 -2.27% 41.867 40.915 - -0.36% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/Camellia-128 encrypt 86.13% 74.493 138.656 - -0.06% -
botan/CAST-256 decrypt 85.96% 63.219 117.559 - -0.10% -
botan/Camellia-128 decrypt 84.04% 75.333 138.644 - -0.09% -
botan/Camellia-192 encrypt 52.48% 70.919 108.138 - -0.02% -
botan/CAST-256 encrypt 45.97% 80.453 117.440 - -0.16% -
botan/Camellia-192 decrypt 10.72% 97.712 108.191 - -0.06% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr29433.cpp/elf/sections/text

Report Time: 0.22s
score
Name Current %
botan/AES-128 decrypt 3172.711 -
botan/AES-128 encrypt 3171.116 -
botan/AES-128/CBC/PKCS7 decrypt 2810.758 17.05%
botan/AES-128/CBC/PKCS7 encrypt 674.853 17.44%
botan/AES-128/EAX decrypt 433.812 -
botan/AES-128/EAX encrypt 433.949 -
botan/AES-128/GCM(16) [clmul] decrypt 1075.351 -
botan/AES-128/GCM(16) [clmul] encrypt 1088.839 -
botan/AES-128/OCB decrypt 842.991 -
botan/AES-128/OCB encrypt 850.643 -
botan/AES-128/XTS decrypt 1505.859 -
botan/AES-128/XTS encrypt 1496.682 -
botan/AES-192 decrypt 3586.148 -
botan/AES-192 encrypt 2718.505 -
botan/AES-256 decrypt 4166.137 -
botan/AES-256 encrypt 4102.412 -
botan/ARIA-128 decrypt 162.758 -
botan/ARIA-128 encrypt 162.546 -
botan/ARIA-192 decrypt 140.039 -
botan/ARIA-192 encrypt 140.108 -
botan/ARIA-256 decrypt 122.802 -
botan/ARIA-256 encrypt 122.696 -
botan/Blowfish decrypt 224.454 -
botan/Blowfish encrypt 226.275 -
botan/CAST-128 decrypt 221.649 -
botan/CAST-128 encrypt 221.967 -
botan/CAST-256 decrypt 117.559 -
botan/CAST-256 encrypt 117.440 -
botan/CMAC(AES-128) mac 757.533 -
botan/CTR-BE(AES-128) decrypt 3029.602 -
botan/CTR-BE(AES-128) encrypt 3005.307 -
botan/CTR-BE(Serpent) decrypt 226.753 -
botan/CTR-BE(Serpent) encrypt 227.075 -
botan/Camellia-128 decrypt 138.644 -
botan/Camellia-128 encrypt 138.656 -
botan/Camellia-192 decrypt 108.191 -
botan/Camellia-192 encrypt 108.138 -
botan/Camellia-256 decrypt 108.188 -
botan/Camellia-256 encrypt 108.169 -
botan/ChaCha20Poly1305 decrypt 402.137 -
botan/ChaCha20Poly1305 encrypt 404.606 -
botan/DES decrypt 92.251 -
botan/DES encrypt 91.275 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 63.439 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 62.835 -
botan/HMAC(SHA-256) mac 1458.197 -
botan/IDEA decrypt 452.593 -
botan/IDEA encrypt 452.640 -
botan/KASUMI decrypt 74.981 -
botan/KASUMI encrypt 77.954 -
botan/Keccak-1600(512) hash 150.668 -
botan/MISTY1 decrypt 97.032 -
botan/MISTY1 encrypt 97.966 -
botan/Noekeon decrypt 359.597 -
botan/Noekeon encrypt 353.218 -
botan/RC4 encrypt 186.752 -
botan/RIPEMD-160 hash 373.292 -
botan/SHA-160 hash 1320.056 -
botan/SHA-256 hash 1284.631 -
botan/SHA-512 hash 283.371 -
botan/SHACAL2 decrypt 413.738 -
botan/SHACAL2 encrypt 1451.149 -
botan/SM4 decrypt 122.567 -
botan/SM4 encrypt 122.781 -
botan/Salsa20 encrypt 502.507 -
botan/Serpent decrypt 268.825 -
botan/Serpent encrypt 241.249 -
botan/Serpent/CBC/PKCS7 decrypt 244.583 -
botan/Serpent/CBC/PKCS7 encrypt 86.953 -
botan/Serpent/EAX decrypt 55.234 -
botan/Serpent/EAX encrypt 55.153 -
botan/Serpent/GCM(16) [clmul] decrypt 167.870 -
botan/Serpent/GCM(16) [clmul] encrypt 167.851 -
botan/Serpent/OCB decrypt 197.409 -
botan/Serpent/OCB encrypt 176.549 -3.11%
botan/Serpent/XTS decrypt 223.144 -2.06%
botan/Serpent/XTS encrypt 201.482 -2.83%
botan/Skein-512(512) hash 450.105 -
botan/Threefish-512 decrypt 337.082 16.92%
botan/Threefish-512 encrypt 353.193 -
botan/Tiger(24,3) hash 472.757 -
botan/TripleDES decrypt 32.136 -
botan/TripleDES encrypt 32.068 -
botan/Twofish decrypt 295.759 86.16%
botan/Twofish encrypt 299.855 87.97%
botan/Whirlpool hash 141.870 -
botan/XTEA decrypt 197.938 67.09%
botan/XTEA encrypt 199.447 86.00%
himeno 971.927 -
nbench/ASSIGNMENT 63.334 -
nbench/BITFIELD 658270000.000 -
nbench/FOURIER 153380.000 -
nbench/FP EMULATION 550.340 -
nbench/HUFFMAN 5991.600 -
nbench/IDEA 14705.000 -
nbench/LU DECOMPOSITION 3823.200 -
nbench/NEURAL NET 135.400 -
nbench/NUMERIC SORT 1423.500 -
nbench/STRING SORT 1289.400 -
Geometric Mean 420.134 2.77%
size (bytes)
Name Current %
botan/elf 14.06 MB -
botan/elf/sections/text 306.03 KB -
cray/elf 60.00 KB -
cray/elf/sections/text 6.92 KB -
himeno/elf 46.25 KB -
himeno/elf/sections/text 4.50 KB -
nbench/elf 223.09 KB -
nbench/elf/sections/text 29.81 KB -
polyhedron/ac/elf 49.65 KB -
polyhedron/ac/elf/sections/text 11.45 KB -
polyhedron/aermod/elf 1.57 MB -
polyhedron/aermod/elf/sections/text 649.25 KB -
polyhedron/air/elf 112.90 KB -
polyhedron/air/elf/sections/text 34.69 KB -
polyhedron/capacita/elf 77.97 KB -
polyhedron/capacita/elf/sections/text 23.44 KB -
polyhedron/channel2/elf 42.59 KB -
polyhedron/channel2/elf/sections/text 9.36 KB -
polyhedron/doduc/elf 446.64 KB -
polyhedron/doduc/elf/sections/text 88.05 KB -
polyhedron/fatigue2/elf 122.46 KB -
polyhedron/fatigue2/elf/sections/text 37.39 KB -
polyhedron/gas_dyn2/elf 102.95 KB -
polyhedron/gas_dyn2/elf/sections/text 25.63 KB -
polyhedron/induct2/elf 308.35 KB -
polyhedron/induct2/elf/sections/text 97.24 KB -
polyhedron/linpk/elf 41.75 KB -
polyhedron/linpk/elf/sections/text 6.20 KB -
polyhedron/mdbx/elf 138.76 KB -
polyhedron/mdbx/elf/sections/text 27.81 KB -
polyhedron/mp_prop_design/elf 60.41 KB -
polyhedron/mp_prop_design/elf/sections/text 15.59 KB -
polyhedron/nf/elf 53.03 KB -
polyhedron/nf/elf/sections/text 10.02 KB -
polyhedron/protein/elf 144.45 KB -
polyhedron/protein/elf/sections/text 40.00 KB -
polyhedron/rnflow/elf 195.10 KB -
polyhedron/rnflow/elf/sections/text 42.08 KB -
polyhedron/test_fpu2/elf 146.41 KB -
polyhedron/test_fpu2/elf/sections/text 31.61 KB -
polyhedron/tfft2/elf 40.91 KB -
polyhedron/tfft2/elf/sections/text 5.70 KB -
random/empty.C/elf 1.29 KB -
random/empty.C/elf/sections/text 0.00 B -
random/empty.c/elf 1.29 KB -
random/empty.c/elf/sections/text 0.00 B -
random/pr12392.cpp/elf 26.48 MB -
random/pr12392.cpp/elf/sections/text 375.34 KB -
random/pr12850.cpp/elf 38.19 MB -
random/pr12850.cpp/elf/sections/text 25.27 KB -
random/pr26854-2.c/elf 1.62 MB -
random/pr26854-2.c/elf/sections/text 325.39 KB -
random/pr29433.cpp/elf 1.56 MB -
random/pr29433.cpp/elf/sections/text 0.00 B -
random/pr36262.c/elf 363.72 KB -
random/pr36262.c/elf/sections/text 110.17 KB -
random/pr36291.cpp/elf 14.17 MB -
random/pr36291.cpp/elf/sections/text 830.66 KB -
random/pr36439.cpp/elf 15.14 MB -
random/pr36439.cpp/elf/sections/text 193.00 B -
random/pr36498.cpp/elf 25.87 MB -
random/pr36498.cpp/elf/sections/text 477.33 KB -
random/pr38518.c/elf 363.48 KB -
random/pr38518.c/elf/sections/text 110.17 KB -
random/pr69609.c/elf 1.05 MB -
random/pr69609.c/elf/sections/text 380.78 KB -
random/pr70614.c/elf 140.86 KB -
random/pr70614.c/elf/sections/text 32.85 KB -
tramp3d/elf 26.26 MB -
tramp3d/elf/sections/text 533.42 KB -
Geometric Mean 51.14 KB -59.30%