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: 39 bits physical, 48 bits virtual
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 158
Model name: Intel(R) Core(TM) i5-7400 CPU @ 3.00GHz
Stepping: 9
CPU MHz: 2471.079
CPU max MHz: 3500.0000
CPU min MHz: 800.0000
BogoMIPS: 6000.00
L1d cache: 128 KiB
L1i cache: 128 KiB
L2 cache: 1 MiB
L3 cache: 6 MiB
NUMA node0 CPU(s): 0-3
Vulnerability Itlb multihit: KVM: Vulnerable
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 and seccomp
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
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
memory MemTotal: 8009880 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.31
Copyright (C) 2018 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) 9.0.0 20190108 (experimental) a2c2a06b5fb1bdf78181d03040179cc6875efa9b
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 a2c2a06b5fb1bdf78181d03040179cc6875efa9b
glibc GNU C Library (GNU libc) stable release version 2.27 (git 3260f6ce87b7).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.1.1 20180614 [gcc-8-branch revision 261584].
libc ABIs: UNIQUE IFUNC
For bug reporting instructions, please see:
<http://bugs.opensuse.org>.
glibc_location /lib64/libc.so.6
ld GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.31
options None
reason None
uname Linux kaby 4.18.7-1-default #1 SMP PREEMPT Sun Sep 9 10:26:20 UTC 2018 (952d850) x86_64 x86_64 x86_64 GNU/Linux
Filter

kaby.gcc-trunk-honza.Ofast_march_native_flto test results

Run Order Start Time Duration
Current 1548937421000.a2c2a06b5fb1bdf78181d03040179cc6875efa9b 2019-01-31T23:26:11.138400 0:00:41.131051
Previous 1548742834000.a6781fe34ff1fcd4d6f41bfdc457ffb791b40cc3 2019-01-30T04:16:27.023366 0:00:40.879484
Baseline 1543418663000.76774f4acec2ffd137338a13eb4e2ae30bb97daf 2018-11-29T01:03:57.564070 0:00:41.233135


Tests Summary

Status Group # # (B)
Performance Improvements 0 3
Unchanged Tests 18 15
Total Tests 18

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
tramp3d -4.25% 17.448 16.707 - -0.35% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
tramp3d_pgo/elf/sections/text -9.07% 413.75 KB 376.24 KB - 0.00% -
tramp3d_pgo/elf -3.69% 949.20 KB 914.16 KB - 0.01% -


Report Time: 0.08s
Name Current %
tramp3d 1.418 -
Geometric Mean 1.418 -
Name Current %
tramp3d_pgo/elf 914.16 KB -
tramp3d_pgo/elf/sections/text 376.24 KB -
Geometric Mean 586.46 KB -
Name Current %
tramp3d 16.707 -
Geometric Mean 16.707 -
Name Current %
tramp3d 482.81 MB -
Geometric Mean 482.81 MB -