[PATCH v2 2/2] perf vendor events intel: Add basic metrics for Elkhartlake
From: Jin Yao <hidden>
Date: 2021-08-02 05:36:27
Also in:
lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
Add JSON metrics for Elkhartlake to perf. Signed-off-by: Jin Yao <redacted> Reviewed-by: Andi Kleen <redacted> --- v2: - No change. .../arch/x86/elkhartlake/ehl-metrics.json | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 tools/perf/pmu-events/arch/x86/elkhartlake/ehl-metrics.json
diff --git a/tools/perf/pmu-events/arch/x86/elkhartlake/ehl-metrics.json b/tools/perf/pmu-events/arch/x86/elkhartlake/ehl-metrics.json
new file mode 100644
index 000000000000..b6f7126be1fd
--- /dev/null
+++ b/tools/perf/pmu-events/arch/x86/elkhartlake/ehl-metrics.json@@ -0,0 +1,57 @@ +[ + { + "MetricExpr": "INST_RETIRED.ANY / cycles", + "BriefDescription": "Instructions Per Cycle (per Logical Processor)", + "MetricName": "IPC" + }, + { + "MetricExpr": "1 / IPC", + "BriefDescription": "Cycles Per Instruction (per Logical Processor)", + "MetricName": "CPI" + }, + { + "MetricExpr": "cycles", + "BriefDescription": "Per-Logical Processor actual clocks when the Logical Processor is active.", + "MetricName": "CLKS" + }, + { + "MetricExpr": "INST_RETIRED.ANY / BR_MISP_RETIRED.ALL_BRANCHES", + "BriefDescription": "Number of Instructions per non-speculative Branch Misprediction (JEClear)", + "MetricName": "IpMispredict" + }, + { + "MetricExpr": "INST_RETIRED.ANY / BR_INST_RETIRED.ALL_BRANCHES", + "BriefDescription": "Instructions per Branch (lower number means higher occurrence rate)", + "MetricName": "IpBranch" + }, + { + "MetricExpr": "INST_RETIRED.ANY", + "BriefDescription": "Total number of retired Instructions", + "MetricName": "Instructions" + }, + { + "MetricExpr": "64 * LONGEST_LAT_CACHE.MISS / 1000000000 ", + "BriefDescription": "Average per-core data fill bandwidth to the L3 cache [GB / sec]", + "MetricName": "L3_Cache_Fill_BW" + }, + { + "MetricExpr": "CPU_CLK_UNHALTED.REF_TSC / msr@tsc@", + "BriefDescription": "Average CPU Utilization", + "MetricName": "CPU_Utilization" + }, + { + "MetricExpr": "(cycles / CPU_CLK_UNHALTED.REF_TSC) * msr@tsc@ / 1000000000 ", + "BriefDescription": "Measured Average Frequency for unhalted processors [GHz]", + "MetricName": "Average_Frequency" + }, + { + "MetricExpr": "cycles / CPU_CLK_UNHALTED.REF_TSC", + "BriefDescription": "Average Frequency Utilization relative nominal frequency", + "MetricName": "Turbo_Utilization" + }, + { + "MetricExpr": "cycles:k / cycles", + "BriefDescription": "Fraction of cycles spent in the Operating System (OS) Kernel mode", + "MetricName": "Kernel_Utilization" + } +]
--
2.17.1