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: 1493.831
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.84
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: 263696144 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) 11.0.0 20201120 (experimental) a0917becd66182eee6eb6a7a150e38f0463b765d
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 a0917becd66182eee6eb6a7a150e38f0463b765d
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 benzen 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

benzen.gcc-trunk-honza.Ofast_march_native_Dleafify_flatten test results

Run Order Start Time Duration
Current 1605896737000.a0917becd66182eee6eb6a7a150e38f0463b765d 2020-11-21T17:26:27.433119 0:01:34.958470
Previous 1605896127000.11d39d4b278efb4a0134f495d698c2cd764c06e4 2020-11-21T06:46:07.988352 0:00:58.347626
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:31.500055


Tests Summary

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

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
tramp3d/elf/sections/text 14.94% 719.06 KB 826.47 KB - -1.91% -
tramp3d/elf 9.22% 1.10 MB 1.20 MB - -1.60% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
tramp3d -28.02% 1.330 0.957 - -45.53% -

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d 3.77% 32.787 34.022 - 1.09% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -45.53% 1.758 0.957 - -28.02% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
tramp3d -2.44% 640.37 MB 624.73 MB - 0.46% -


Report Time: 0.06s
Name Current %
tramp3d 0.957 -28.02%
Geometric Mean 0.957 -28.02%
Name Current %
tramp3d/elf 1.20 MB 9.22%
tramp3d/elf/sections/text 826.47 KB 14.94%
Geometric Mean 1009.59 KB 12.04%
Name Current %
tramp3d 34.022 -
Geometric Mean 34.022 -
Name Current %
tramp3d 624.73 MB -
Geometric Mean 624.73 MB -