Re: [PATCH v7 03/24] perf vendor events: Add Arrowlake events/metrics

["Liang, Kan" <kan.liang@linux.intel.com>]

On 2025-02-07 6:00 p.m., Ian Rogers wrote:
> On Fri, Feb 7, 2025 at 12:44 PM Liang, Kan <kan.liang@linux.intel.com> wrote:
>>
>>
>> On 2025-02-07 1:51 p.m., Ian Rogers wrote:
>>> +    {
>>> +        "BriefDescription": "Percentage of time that the core is stalled due to a TPAUSE or UMWAIT instruction",
>>> +        "MetricExpr": "100 * cpu_atom@SERIALIZATION.C01_MS_SCB@ / (8 * cpu_atom@CPU_CLK_UNHALTED.CORE@)",
>>> +        "MetricName": "tma_info_serialization _%_tpause_cycles",
>> It doesn't seem a correct MetricName. A convert script bug?
> They come from the E-core_TMA_Metrics.csv line 91:
> https://github.com/captain5050/perfmon/blob/main/E-core_TMA_Metrics.csv
> Info.Serialization %_Tpause_Cycles 100 * SERIALIZATION.C01_MS_SCB /
> #SLOTS 100 * SERIALIZATION.C01_MS_SCB / #SLOTS 100 *
> SERIALIZATION.C01_MS_SCB / #SLOTS 100 * SERIALIZATION.C01_MS_SCB /
> #SLOTS Percentage of time that the core is stalled due to a TPAUSE or
> UMWAIT instruction
> 
> The % works okay in the metric name but we could swap it if you wan

Yes, the % works, but there is a space between tma_info_serialization
and _%_tpause_cycles.

I'm not sure if it's an issue of E-core_TMA_Metrics.csv or the convertor
script.

Thanks,
Kan