Re: [PATCH 1/8] perf vendor events: Update events for CascadelakeX

[John Garry]

On 17/03/2022 18:28, Ian Rogers wrote:
> The change:
> https://github.com/intel/event-converter-for-linux-perf/commit/fc680410402e394eed6a1ebd909c9f649d3ed3ef
> moved certain "other" type of events in to the cache topic. Update the
> perf json files for this change.
>
> Tested:
> ```
> ...
>    6: Parse event definition strings                                  : Ok
>    7: Simple expression parser                                        : Ok
>    8: PERF_RECORD_* events & perf_sample fields                       : Ok
>    9: Parse perf pmu format                                           : Ok
>   10: PMU events                                                      :
>   10.1: PMU event table sanity                                        : Ok
>   10.2: PMU event map aliases                                         : Ok
>   10.3: Parsing of PMU event table metrics                            : Ok
>   10.4: Parsing of PMU event table metrics with fake PMUs             : Ok
> ...
>   68: Parse and process metrics                                       : Ok
> ...
>   89: perf all metricgroups test                                      : Ok
>   90: perf all metrics test                                           : FAILED!
>   91: perf all PMU test                                               : Ok
> ...
> ```
>
> Test 90 failed due to MEM_PMM_Read_Latency as the test machine
> lacks optane memory, and the divide by 0 causes the metric not to
> print - which is intended behavior.

Hi Ian,

Failing is not ideal as an intended/expected behaviour. Could we make 
the test skip somehow for the case you describe?

Thanks,
John