Re: [PATCH v2 0/7] Share events between metrics

2020-05-25 Thread Arnaldo Carvalho de Melo
Em Sun, May 24, 2020 at 12:19:36AM +0200, Jiri Olsa escreveu: > On Fri, May 22, 2020 at 10:56:59AM -0700, Ian Rogers wrote: > > SNIP > > > >> > #11 0x004b6911 in cmd_test (argc=1, argv=0x7fffd7f0) > > >> > at tests/builtin-test.c:772 > > >> > #12 0x004e977b in run

Re: [PATCH v2 0/7] Share events between metrics

2020-05-23 Thread Jiri Olsa
On Fri, May 22, 2020 at 10:56:59AM -0700, Ian Rogers wrote: SNIP > >> > #11 0x004b6911 in cmd_test (argc=1, argv=0x7fffd7f0) > >> > at tests/builtin-test.c:772 > >> > #12 0x004e977b in run_builtin (p=0xa7eee8 , > >> > argc=3, argv=0x7fffd7f0) at perf.c:312 >

Re: [PATCH v2 0/7] Share events between metrics

2020-05-22 Thread Arnaldo Carvalho de Melo
Em Fri, May 22, 2020 at 12:13:11PM +0200, Jiri Olsa escreveu: > On Thu, May 21, 2020 at 02:22:35PM -0300, Arnaldo Carvalho de Melo wrote: > > Em Thu, May 21, 2020 at 01:43:25PM +0200, Jiri Olsa escreveu: > > > On Wed, May 20, 2020 at 11:20:04AM -0700, Ian Rogers wrote: > > > > > > SNIP > > > > >

Re: [PATCH v2 0/7] Share events between metrics

2020-05-22 Thread Arnaldo Carvalho de Melo
Em Fri, May 22, 2020 at 02:55:46PM +0530, kajoljain escreveu: > On 5/20/20 11:50 PM, Ian Rogers wrote: > > Metric groups contain metrics. Metrics create groups of events to > > ideally be scheduled together. Often metrics refer to the same events, > > for example, a cache hit and cache miss rate. U

Re: [PATCH v2 0/7] Share events between metrics

2020-05-22 Thread Jiri Olsa
On Thu, May 21, 2020 at 02:22:35PM -0300, Arnaldo Carvalho de Melo wrote: > Em Thu, May 21, 2020 at 01:43:25PM +0200, Jiri Olsa escreveu: > > On Wed, May 20, 2020 at 11:20:04AM -0700, Ian Rogers wrote: > > > > SNIP > > > > > There are 5 out of 12 metric groups where no events are shared, such > >

Re: [PATCH v2 0/7] Share events between metrics

2020-05-22 Thread kajoljain
On 5/20/20 11:50 PM, Ian Rogers wrote: > Metric groups contain metrics. Metrics create groups of events to > ideally be scheduled together. Often metrics refer to the same events, > for example, a cache hit and cache miss rate. Using separate event > groups means these metrics are multiplexed at

Re: [PATCH v2 0/7] Share events between metrics

2020-05-21 Thread Arnaldo Carvalho de Melo
Em Thu, May 21, 2020 at 01:43:25PM +0200, Jiri Olsa escreveu: > On Wed, May 20, 2020 at 11:20:04AM -0700, Ian Rogers wrote: > > SNIP > > > There are 5 out of 12 metric groups where no events are shared, such > > as Power, however, disabling grouping of events always reduces the > > number of even

Re: [PATCH v2 0/7] Share events between metrics

2020-05-21 Thread Jiri Olsa
On Wed, May 20, 2020 at 11:20:04AM -0700, Ian Rogers wrote: SNIP > There are 5 out of 12 metric groups where no events are shared, such > as Power, however, disabling grouping of events always reduces the > number of events. > > The result for Memory_BW needs explanation: > > Metric group: Memo