Fields

hardware None
os_version None

Parameters

cpu Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Address sizes: 39 bits physical, 48 bits virtual
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Vendor ID: GenuineIntel
Model name: Intel(R) Core(TM) i5-7400 CPU @ 3.00GHz
CPU family: 6
Model: 158
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
Stepping: 9
CPU max MHz: 3500.0000
CPU min MHz: 800.0000
BogoMIPS: 6000.00
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault invpcid_single pti ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid mpx rdseed adx smap clflushopt intel_pt xsaveopt xsavec xgetbv1 xsaves dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp md_clear flush_l1d arch_capabilities
L1d cache: 128 KiB (4 instances)
L1i cache: 128 KiB (4 instances)
L2 cache: 1 MiB (4 instances)
L3 cache: 6 MiB (1 instance)
NUMA node(s): 1
NUMA node0 CPU(s): 0-3
Vulnerability Itlb multihit: KVM: Mitigation: VMX unsupported
Vulnerability L1tf: Mitigation; PTE Inversion
Vulnerability Mds: Mitigation; Clear CPU buffers; SMT disabled
Vulnerability Meltdown: Mitigation; PTI
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 generic retpoline, IBPB conditional, IBRS_FW, STIBP disabled, RSB filling
Vulnerability Srbds: Mitigation; Microcode
Vulnerability Tsx async abort: Not affected
memory MemTotal: 8000332 kB

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) 8.4.1 20200823 e0a14adec0a3dd35df0aabff48143a04d78de300
Copyright (C) 2018 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 e0a14adec0a3dd35df0aabff48143a04d78de300
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 kaby 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux
Filter

kaby.gcc-8.Ofast_march_native test results

Run Order Start Time Duration
Current 1598141858000.e0a14adec0a3dd35df0aabff48143a04d78de300 2020-08-23T06:01:29.666334 0:00:41.381614
Previous 1592930903000.8cd9870d1b29ba7f6d6550611892036ed49f5bcf 2020-06-23T20:19:01.132267 0:00:40.365937
Baseline 1551658584000.2539aedb03138319ceb4b5ee974e35f1a3bdbbaa 2019-03-04T06:39:44.342544 0:00:40.230211


Tests Summary

Status Group # # (B)
Performance Regressions 16 18
Performance Improvements 11 36
Unchanged Tests 957 930
Total Tests 984

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/tfft2 155.67% 0.292 0.748 - 153.74% -
polyhedron/rnflow 19.66% 2.186 2.616 - 0.14% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/protein 7.62% 16.944 18.235 - 6.19% -
polyhedron/air 4.79% 1.981 2.076 - 2.50% -
tramp3d 3.13% 1.393 1.437 - 2.32% -
polyhedron/mdbx 2.99% 4.332 4.462 - 2.82% -
polyhedron/test_fpu2 2.51% 30.416 31.179 - 5.48% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
botan 6.41% 14.50 MB 15.43 MB - 4.52% -
polyhedron/gas_dyn2 2.68% 68.65 MB 70.49 MB - 2.30% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
nbench/NUMERIC SORT -14.02% 1721.000 1479.800 - -12.07% -
nbench/HUFFMAN -11.16% 7263.300 6453.000 - -11.81% -
nbench/NEURAL NET -5.10% 258.230 245.060 - 6.02% -
botan/AES-128/OCB encrypt -4.55% 885.018 844.739 - -4.14% -
botan/AES-128/OCB decrypt -3.62% 873.772 842.146 - -3.46% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
polyhedron/test_fpu2/elf 4.33% 75.16 KB 78.41 KB - -1.31% -
polyhedron/gas_dyn2/elf/sections/text 3.11% 53.20 KB 54.86 KB - 3.08% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
cray -69.97% 0.701 0.211 - 1.47% -
polyhedron/ac -47.16% 0.940 0.497 - 3.52% -
polyhedron/gas_dyn2 -25.41% 1.553 1.158 - 4.88% -
polyhedron/test_fpu2 -6.75% 1.467 1.368 - -6.99% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
polyhedron/air -2.79% 146.03 MB 141.95 MB - -3.35% -
polyhedron/test_fpu2 -2.62% 80.48 MB 78.37 MB - -2.87% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/SHA-160 hash 2.54% 561.672 575.946 - 2.99% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
nbench/elf -7.63% 94.88 KB 87.63 KB - -11.64% -
himeno/elf -2.85% 26.07 KB 25.33 KB - -16.59% -
polyhedron/tfft2/elf -2.47% 30.10 KB 29.36 KB - -14.65% -
polyhedron/channel2/elf -2.46% 30.21 KB 29.47 KB - -14.60% -

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
himeno 290.74% 0.159 0.623 - -0.25% -
polyhedron/tfft2 153.74% 0.295 0.748 - 155.67% -
polyhedron/gas_dyn2 4.88% 1.104 1.158 - -25.41% -
polyhedron/air 2.02% 2.567 2.619 - 1.35% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/protein 6.19% 17.171 18.235 - 7.62% -
polyhedron/test_fpu2 5.48% 29.560 31.179 - 2.51% -
polyhedron/mdbx 2.82% 4.340 4.462 - 2.99% -
polyhedron/air 2.50% 2.026 2.076 - 4.79% -
tramp3d 2.32% 1.404 1.437 - 3.13% -
polyhedron/rnflow 2.10% 18.494 18.881 - -1.09% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 4.52% 14.77 MB 15.43 MB - 6.41% -
polyhedron/gas_dyn2 2.30% 68.90 MB 70.49 MB - 2.68% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/NUMERIC SORT -12.07% 1682.900 1479.800 - -14.02% -
nbench/HUFFMAN -11.81% 7316.900 6453.000 - -11.16% -
botan/AES-128/OCB encrypt -4.14% 881.226 844.739 - -4.55% -
botan/AES-128/OCB decrypt -3.46% 872.295 842.146 - -3.62% -
himeno -2.95% 2269.614 2202.734 - 1.06% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/gas_dyn2/elf/sections/text 3.08% 53.22 KB 54.86 KB - 3.11% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/nf -48.12% 0.915 0.474 - 2.06% -
polyhedron/test_fpu2 -6.99% 1.471 1.368 - -6.75% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/induct2 -26.80% 28.158 20.613 - 0.16% -
polyhedron/mp_prop_design -19.34% 80.442 64.884 - -0.19% -
polyhedron/doduc -17.65% 9.387 7.730 - -0.29% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
polyhedron/air -3.35% 146.88 MB 141.95 MB - -2.79% -
polyhedron/test_fpu2 -2.87% 80.68 MB 78.37 MB - -2.62% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
nbench/FOURIER 11.66% 598460.000 668220.000 - 0.33% -
nbench/NEURAL NET 6.02% 231.140 245.060 - -5.10% -
botan/AES-128/EAX encrypt 6.01% 435.301 461.443 - 1.73% -
botan/AES-128/EAX decrypt 3.77% 441.336 457.993 - 1.05% -
botan/Skein-512(512) hash 3.58% 430.953 446.396 - 1.75% -
botan/CMAC(AES-128) mac 3.49% 850.160 879.856 - 0.75% -
botan/SHA-160 hash 2.99% 559.199 575.946 - 2.54% -
nbench/STRING SORT 2.73% 2061.000 2117.300 - -1.42% -
botan/ChaCha20Poly1305 decrypt 2.58% 409.776 420.345 - 1.89% -
botan/SHA-512 hash 2.28% 363.173 371.465 - 1.65% -
botan/ChaCha20Poly1305 encrypt 2.11% 413.516 422.242 - 1.69% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
himeno/elf -16.59% 30.37 KB 25.33 KB - -2.85% -
polyhedron/tfft2/elf -14.65% 34.40 KB 29.36 KB - -2.47% -
polyhedron/channel2/elf -14.60% 34.51 KB 29.47 KB - -2.46% -
cray/elf -12.26% 35.05 KB 30.76 KB - -0.05% -
polyhedron/linpk/elf -11.93% 42.16 KB 37.12 KB - -1.94% -
polyhedron/nf/elf -11.86% 42.50 KB 37.46 KB - -1.94% -
polyhedron/mp_prop_design/elf -11.75% 42.88 KB 37.84 KB - -1.92% -
nbench/elf -11.64% 99.17 KB 87.63 KB - -7.63% -
polyhedron/ac/elf -10.91% 46.20 KB 41.16 KB - -1.77% -
polyhedron/capacita/elf -7.41% 68.00 KB 62.96 KB - -1.17% -
polyhedron/fatigue2/elf -6.29% 80.16 KB 75.12 KB - -0.98% -
polyhedron/mdbx/elf -5.95% 84.66 KB 79.62 KB - -0.92% -
polyhedron/protein/elf -5.94% 84.88 KB 79.84 KB - -0.92% -
polyhedron/gas_dyn2/elf -5.67% 89.38 KB 84.31 KB - -0.91% -
polyhedron/doduc/elf -5.60% 161.42 KB 152.38 KB - -0.48% -
polyhedron/rnflow/elf -4.81% 104.67 KB 99.63 KB - -0.74% -
polyhedron/air/elf -4.63% 108.77 KB 103.73 KB - -0.71% -
polyhedron/induct2/elf -3.02% 167.03 KB 161.99 KB - -0.46% -


Report Time: 0.20s
Name Current %
botan/AES-128 decrypt 4453.827 -
botan/AES-128 encrypt 4439.662 -
botan/AES-128/CBC/PKCS7 decrypt 2551.474 -
botan/AES-128/CBC/PKCS7 encrypt 908.089 -
botan/AES-128/EAX decrypt 457.993 -
botan/AES-128/EAX encrypt 461.443 -
botan/AES-128/GCM(16) [clmul] decrypt 1158.221 -
botan/AES-128/GCM(16) [clmul] encrypt 1175.392 -
botan/AES-128/OCB decrypt 842.146 -3.62%
botan/AES-128/OCB encrypt 844.739 -4.55%
botan/AES-128/XTS decrypt 1484.533 -
botan/AES-128/XTS encrypt 1492.920 -
botan/AES-192 decrypt 3807.962 -
botan/AES-192 encrypt 3805.593 -
botan/AES-256 decrypt 3315.610 -
botan/AES-256 encrypt 3325.068 -
botan/ARIA-128 decrypt 166.503 -
botan/ARIA-128 encrypt 166.652 -
botan/ARIA-192 decrypt 143.661 -
botan/ARIA-192 encrypt 143.503 -
botan/ARIA-256 decrypt 126.336 -
botan/ARIA-256 encrypt 126.358 -
botan/Blowfish decrypt 249.479 -
botan/Blowfish encrypt 242.969 -
botan/CAST-128 decrypt 214.972 -
botan/CAST-128 encrypt 217.758 -
botan/CAST-256 decrypt 116.902 -
botan/CAST-256 encrypt 116.908 -
botan/CMAC(AES-128) mac 879.856 -
botan/CTR-BE(AES-128) decrypt 2676.772 -
botan/CTR-BE(AES-128) encrypt 2667.638 -
botan/CTR-BE(Serpent) decrypt 250.072 -
botan/CTR-BE(Serpent) encrypt 249.954 -
botan/Camellia-128 decrypt 134.039 -
botan/Camellia-128 encrypt 133.532 -
botan/Camellia-192 decrypt 110.005 -
botan/Camellia-192 encrypt 109.012 -
botan/Camellia-256 decrypt 109.973 -
botan/Camellia-256 encrypt 108.993 -
botan/ChaCha20Poly1305 decrypt 420.345 -
botan/ChaCha20Poly1305 encrypt 422.242 -
botan/DES decrypt 98.532 -
botan/DES encrypt 98.540 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 68.052 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 70.788 -
botan/HMAC(SHA-256) mac 284.423 -
botan/IDEA decrypt 407.612 -
botan/IDEA encrypt 407.527 -
botan/KASUMI decrypt 75.899 -
botan/KASUMI encrypt 75.841 -
botan/Keccak-1600(512) hash 164.152 -
botan/MISTY1 decrypt 95.567 -
botan/MISTY1 encrypt 97.182 -
botan/Noekeon decrypt 403.964 -
botan/Noekeon encrypt 409.964 -
botan/RC4 encrypt 409.930 -
botan/RIPEMD-160 hash 382.931 -
botan/SHA-160 hash 575.946 2.54%
botan/SHA-256 hash 264.847 -
botan/SHA-512 hash 371.465 -
botan/SHACAL2 decrypt 494.643 -
botan/SHACAL2 encrypt 469.560 -
botan/SM4 decrypt 127.528 -
botan/SM4 encrypt 127.381 -
botan/Salsa20 encrypt 500.852 -
botan/Serpent decrypt 298.595 -
botan/Serpent encrypt 260.775 -
botan/Serpent/CBC/PKCS7 decrypt 271.301 -
botan/Serpent/CBC/PKCS7 encrypt 85.472 -
botan/Serpent/EAX decrypt 55.573 -
botan/Serpent/EAX encrypt 55.665 -
botan/Serpent/GCM(16) [clmul] decrypt 185.265 -
botan/Serpent/GCM(16) [clmul] encrypt 185.538 -
botan/Serpent/OCB decrypt 213.831 -
botan/Serpent/OCB encrypt 194.103 -
botan/Serpent/XTS decrypt 251.308 -
botan/Serpent/XTS encrypt 223.445 -
botan/Skein-512(512) hash 446.396 -
botan/Threefish-512 decrypt 570.023 -
botan/Threefish-512 encrypt 589.133 -
botan/Tiger(24,3) hash 440.417 -
botan/TripleDES decrypt 34.292 -
botan/TripleDES encrypt 34.277 -
botan/Twofish decrypt 314.493 -
botan/Twofish encrypt 322.505 -
botan/Whirlpool hash 134.148 -
botan/XTEA decrypt 187.986 -
botan/XTEA encrypt 189.877 -
himeno 2202.734 -
nbench/ASSIGNMENT 70.798 -
nbench/BITFIELD 869270000.000 -
nbench/FOURIER 668220.000 -
nbench/FP EMULATION 776.200 -
nbench/HUFFMAN 6453.000 -11.16%
nbench/IDEA 14285.000 -
nbench/LU DECOMPOSITION 7147.400 -
nbench/NEURAL NET 245.060 -5.10%
nbench/NUMERIC SORT 1479.800 -14.02%
nbench/STRING SORT 2117.300 -
Geometric Mean 441.358 -
Name Current %
botan/elf 690.03 KB -
botan/elf/sections/text 353.47 KB -
cray/elf 30.76 KB -
cray/elf/sections/text 8.06 KB -
himeno/elf 25.33 KB -2.85%
himeno/elf/sections/text 5.67 KB -
nbench/elf 87.63 KB -7.63%
nbench/elf/sections/text 53.16 KB -
polyhedron/ac/elf 41.16 KB -
polyhedron/ac/elf/sections/text 22.69 KB -
polyhedron/aermod/elf 998.74 KB -
polyhedron/aermod/elf/sections/text 752.91 KB -
polyhedron/air/elf 103.73 KB -
polyhedron/air/elf/sections/text 80.20 KB -
polyhedron/capacita/elf 62.96 KB -
polyhedron/capacita/elf/sections/text 42.39 KB -
polyhedron/channel2/elf 29.47 KB -2.46%
polyhedron/channel2/elf/sections/text 9.33 KB -
polyhedron/doduc/elf 152.38 KB -
polyhedron/doduc/elf/sections/text 123.41 KB -
polyhedron/fatigue2/elf 75.12 KB -
polyhedron/fatigue2/elf/sections/text 48.16 KB -
polyhedron/gas_dyn2/elf 84.31 KB -
polyhedron/gas_dyn2/elf/sections/text 54.86 KB 3.11%
polyhedron/induct2/elf 161.99 KB -
polyhedron/induct2/elf/sections/text 127.16 KB -
polyhedron/linpk/elf 37.12 KB -
polyhedron/linpk/elf/sections/text 18.28 KB -
polyhedron/mdbx/elf 79.62 KB -
polyhedron/mdbx/elf/sections/text 54.09 KB -
polyhedron/mp_prop_design/elf 37.84 KB -
polyhedron/mp_prop_design/elf/sections/text 18.47 KB -
polyhedron/nf/elf 37.46 KB -
polyhedron/nf/elf/sections/text 19.09 KB -
polyhedron/protein/elf 79.84 KB -
polyhedron/protein/elf/sections/text 49.91 KB -
polyhedron/rnflow/elf 99.63 KB -
polyhedron/rnflow/elf/sections/text 73.52 KB -
polyhedron/test_fpu2/elf 78.41 KB 4.33%
polyhedron/test_fpu2/elf/sections/text 52.99 KB -
polyhedron/tfft2/elf 29.36 KB -2.47%
polyhedron/tfft2/elf/sections/text 10.34 KB -
tramp3d_pgo/elf 1019.14 KB -
tramp3d_pgo/elf/sections/text 428.50 KB -
Geometric Mean 63.83 KB -
Name Current %
botan 15.43 MB 6.41%
cray 32.34 MB -
himeno 31.69 MB -
nbench 59.91 MB -
polyhedron/ac 46.91 MB -
polyhedron/aermod 553.82 MB -
polyhedron/air 141.95 MB -2.79%
polyhedron/capacita 58.46 MB -
polyhedron/channel2 38.01 MB -
polyhedron/doduc 114.82 MB -
polyhedron/fatigue2 59.37 MB -
polyhedron/gas_dyn2 70.49 MB 2.68%
polyhedron/induct2 95.87 MB -
polyhedron/linpk 45.84 MB -
polyhedron/mdbx 62.56 MB -
polyhedron/mp_prop_design 48.11 MB -
polyhedron/nf 46.37 MB -
polyhedron/protein 71.91 MB -
polyhedron/rnflow 115.69 MB -
polyhedron/test_fpu2 78.37 MB -2.62%
polyhedron/tfft2 40.57 MB -
tramp3d 689.91 MB -
Geometric Mean 70.21 MB -