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: 1482.399
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.49
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: 263729316 kB

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 20200114 (experimental) edabbec31e3bfc9a9757f80c8610706ed00e5a1a
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 edabbec31e3bfc9a9757f80c8610706ed00e5a1a
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
Filter

benzen.gcc-trunk.Ofast_march_native_flto test results

Run Order Start Time Duration
Current 1578965418000.edabbec31e3bfc9a9757f80c8610706ed00e5a1a 2020-01-14T07:28:57.781992 0:01:31.953687
Previous 1578701814000.cff5a231480526aa73094a22fe8b2f39b63735a4 2020-01-13T07:29:36.584766 0:01:32.169378
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.874621


Tests Summary

Status Group # # (B)
Performance Regressions 2 1
Performance Improvements 1 1
Unchanged Tests 15 16
Total Tests 18

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
tramp3d 5.39% 25.637 27.020 - 0.22% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
tramp3d_pgo/elf/sections/text 4.03% 375.64 KB 390.77 KB - 2.07% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
tramp3d -3.12% 1.646 1.595 - -12.40% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
tramp3d_pgo/elf/sections/text 2.07% 382.86 KB 390.77 KB - 4.03% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -12.40% 1.820 1.595 - -3.12% -


Report Time: 0.05s
Name Current %
tramp3d 1.595 -3.12%
Geometric Mean 1.595 -3.12%
Name Current %
tramp3d_pgo/elf 930.84 KB -
tramp3d_pgo/elf/sections/text 390.77 KB 4.03%
Geometric Mean 603.11 KB 2.68%
Name Current %
tramp3d 27.020 5.39%
Geometric Mean 27.020 5.39%
Name Current %
tramp3d 473.21 MB -
Geometric Mean 473.21 MB -