Re: [PATCH] powerpc/perf: Add json metric events to present CPI stall cycles in powerpc

2023-02-17 Thread Arnaldo Carvalho de Melo
Em Thu, Feb 16, 2023 at 10:10:05AM -0800, Ian Rogers escreveu: > On Wed, Feb 15, 2023 at 10:12 PM Athira Rajeev > wrote: > > > > Power10 Performance Monitoring Unit (PMU) provides events > > to understand stall cycles of different pipeline stages. > > These events along with completed instructions

Re: [PATCH] powerpc/perf: Add json metric events to present CPI stall cycles in powerpc

2023-02-16 Thread Ian Rogers
On Wed, Feb 15, 2023 at 10:12 PM Athira Rajeev wrote: > > Power10 Performance Monitoring Unit (PMU) provides events > to understand stall cycles of different pipeline stages. > These events along with completed instructions provides > useful metrics for application tuning. > > Patch implements the

[PATCH] powerpc/perf: Add json metric events to present CPI stall cycles in powerpc

2023-02-15 Thread Athira Rajeev
Power10 Performance Monitoring Unit (PMU) provides events to understand stall cycles of different pipeline stages. These events along with completed instructions provides useful metrics for application tuning. Patch implements the json changes to collect counter statistics to present the high leve