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: 3992.51 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: 263689116 kB |
Fields
| Name | Value |
|---|
Parameters
| Name | Value |
|---|---|
| as |
GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.35.1.20201112-1 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) 10.2.1 20210302 0babbc4c67b9cfa346a24f62ef3f15566fe5cdf7 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 | 0babbc4c67b9cfa346a24f62ef3f15566fe5cdf7 |
| glibc |
GNU C Library (GNU libc) release release version 2.32 (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 10.2.1 20201202 [revision e563687cf9d3d1278f45aaebd03e0f66531076c9]. 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) 2.35.1.20201112-1 |
| options | None |
| reason | None |
| uname | Linux benzen 5.10.7-1-default #1 SMP Wed Jan 13 06:08:43 UTC 2021 (1c33a89) x86_64 x86_64 x86_64 GNU/Linux |
Filter
benzen.gcc-10.Ofast test results
| Run | Order | Start Time | Duration |
|---|---|---|---|
| Current | 1614644236000.0babbc4c67b9cfa346a24f62ef3f15566fe5cdf7 | 2021-03-02T04:19:42.562696 | 0:01:37.274912 |
| Previous | 1619309858000.ef21abb274edbe413012e1bb498863108317a7b8 | 2021-04-25T22:24:15.543844 | 0:01:37.039258 |
| Baseline | 1590812319000.6632f2920f08f5b45ffd1ada7006d4591ef9b172 | 2020-05-30T09:54:31.708717 | 0:01:35.679834 |
Tests Summary
| Status Group | # | # (B) |
|---|---|---|
| Performance Regressions | 2 | 3 |
| Performance Improvements | 1 | 11 |
| Added Tests | 3 | 3 |
| Unchanged Tests | 264 | 253 |
| Total Tests | 270 |
| Performance Regressions - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr70614.c | 5.73% | 0.780 | 0.825 | - | -44.39% | - |
| random/pr12392.cpp | 2.54% | 35.343 | 36.242 | - | -0.71% | - |
| Performance Improvements - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr28071.c | -2.43% | 86.000 | 83.914 | - | 0.17% | - |
| 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/pr39326.c | 4.72% | 106.622 | 111.657 | - | -1.20% | - |
| Performance Regressions - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/empty.c | 2.84% | 16.51 MB | 16.98 MB | - | 0.70% | - |
| random/pr39326.c | 2.30% | 575.89 MB | 589.15 MB | - | -0.01% | - |
| Performance Improvements - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr70614.c | -44.39% | 1.483 | 0.825 | - | 5.73% | - |
| random/pr29433.cpp | -21.40% | 3.987 | 3.134 | - | -0.23% | - |
| random/pr36262.c | -5.22% | 34.756 | 32.942 | - | -0.32% | - |
| random/pr12850.cpp | -5.05% | 41.757 | 39.648 | - | -0.41% | - |
| random/pr26854-2.c | -2.98% | 56.118 | 54.447 | - | 0.00% | - |
| random/pr36291.cpp | -2.30% | 28.906 | 28.241 | - | -0.18% | - |
| Performance Improvements - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr36262.c | -77.00% | 2.81 GB | 662.38 MB | - | -0.26% | - |
| random/pr38518.c | -76.99% | 2.81 GB | 662.39 MB | - | -0.24% | - |
| random/pr12392.cpp | -39.97% | 832.63 MB | 499.79 MB | - | 0.05% | - |
| random/pr26854-2.c | -29.83% | 1.38 GB | 990.39 MB | - | -0.18% | - |
| random/pr12850.cpp | -2.17% | 582.23 MB | 569.59 MB | - | 0.40% | - |
| Added Tests - size |
|---|
| random/empty.C/elf/sections/text |
| random/empty.c/elf/sections/text |
| random/pr29433.cpp/elf/sections/text |
Report Time: 0.08s