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 |
Fields
Name | Value |
---|
Parameters
Name | Value |
---|---|
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 20200905 (experimental) bec05c98b94f22e70187b2d0e0c9ea6d51865aef 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 | bec05c98b94f22e70187b2d0e0c9ea6d51865aef |
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.Ofast test results
Run | Order | Start Time | Duration |
---|---|---|---|
Current | 1599264980000.bec05c98b94f22e70187b2d0e0c9ea6d51865aef | 2020-09-05T08:37:43.460463 | 0:01:32.837933 |
Previous | 1599242192000.f923c40f9baba19e58f65afa7e5572f08cee93ff | 2020-09-04T21:47:43.061940 | 0:01:29.407001 |
Baseline | 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 | 2019-10-28T07:00:49.454426 | 0:01:29.472364 |
Tests Summary
Status Group | # | # (B) |
---|---|---|
Performance Regressions | 2 | 9 |
Performance Improvements | 1 | 13 |
Added Tests | 3 | 3 |
Unchanged Tests | 264 | 245 |
Total Tests | 270 |
Performance Regressions - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
---|---|---|---|---|---|---|
random/pr36439.cpp | 3.43% | 33.442 | 34.591 | - | 4.31% | - |
random/pr12392.cpp | 2.88% | 35.589 | 36.612 | - | -5.78% | - |
Performance Improvements - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
---|---|---|---|---|---|---|
random/pr29433.cpp | -2.26% | 4.186 | 4.091 | - | 3.66% | - |
Added Tests - size |
---|
random/empty.C/elf/sections/text |
random/empty.c/elf/sections/text |
random/pr29433.cpp/elf/sections/text |
Performance Regressions - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
---|---|---|---|---|---|---|
random/pr28071.c | 7.33% | 68.825 | 73.872 | - | 0.62% | - |
random/pr36439.cpp | 4.31% | 33.160 | 34.591 | - | 3.43% | - |
random/pr29433.cpp | 3.66% | 3.947 | 4.091 | - | -2.26% | - |
Performance Regressions - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
---|---|---|---|---|---|---|
random/pr39326.c | 90.65% | 575.34 MB | 1.07 GB | - | 0.01% | - |
random/pr29433.cpp | 14.00% | 330.88 MB | 377.20 MB | - | 0.00% | - |
random/empty.C | 4.84% | 17.34 MB | 18.18 MB | - | 0.00% | - |
random/empty.c | 4.69% | 16.24 MB | 17.00 MB | - | 0.00% | - |
random/pr36291.cpp | 4.21% | 480.34 MB | 500.56 MB | - | 0.04% | - |
random/pr12850.cpp | 4.05% | 569.88 MB | 592.97 MB | - | 0.00% | - |
Performance Improvements - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
---|---|---|---|---|---|---|
random/pr60243.c | -27.16% | 117.203 | 85.376 | - | 1.25% | - |
random/pr26854-2.c | -7.62% | 57.018 | 52.675 | - | 0.44% | - |
random/pr12392.cpp | -5.78% | 38.857 | 36.612 | - | 2.88% | - |
random/pr36291.cpp | -4.81% | 29.982 | 28.539 | - | -1.47% | - |
random/pr12850.cpp | -3.58% | 41.140 | 39.667 | - | -0.57% | - |
random/pr70614.c | -2.69% | 1.435 | 1.396 | - | -0.35% | - |
Performance Improvements - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
---|---|---|---|---|---|---|
random/pr12392.cpp | -8.25% | 908.87 MB | 833.91 MB | - | 0.03% | - |
random/pr28071.c | -6.53% | 1.32 GB | 1.23 GB | - | 0.00% | - |
random/pr60243.c | -4.86% | 2.10 GB | 2.00 GB | - | 0.00% | - |
random/pr26854-2.c | -3.07% | 1.45 GB | 1.40 GB | - | -0.00% | - |
Performance Improvements - size | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
---|---|---|---|---|---|---|
random/pr39326.c/elf | -17.38% | 964.91 KB | 797.25 KB | - | 0.00% | - |
random/pr39326.c/elf/sections/text | -6.29% | 339.86 KB | 318.49 KB | - | 0.00% | - |
random/pr12392.cpp/elf/sections/text | -2.06% | 411.00 KB | 402.54 KB | - | 0.00% | - |
Added Tests - size |
---|
random/empty.C/elf/sections/text |
random/empty.c/elf/sections/text |
random/pr29433.cpp/elf/sections/text |
Report Time: 0.12s