Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-23 Thread Arnaldo Carvalho de Melo
Em Thu, Feb 23, 2017 at 01:43:38PM +0530, Ravi Bangoria escreveu: > Thanks Arnaldo, > > I'm working on this but it's taking bit longer time. Will post out a patch > within > few days. Take your time and thanks for giving consideration to my observations, Regards, - Arnaldo > Ravi > > On Mon

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-23 Thread Ravi Bangoria
Thanks Arnaldo, I'm working on this but it's taking bit longer time. Will post out a patch within few days. Ravi On Monday 20 February 2017 07:41 PM, Arnaldo Carvalho de Melo wrote: > Em Mon, Feb 20, 2017 at 04:31:50PM +0530, Ravi Bangoria escreveu: >> Thanks Ingo, >> >> On Monday 20 February 2

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-20 Thread Arnaldo Carvalho de Melo
Em Mon, Feb 20, 2017 at 04:31:50PM +0530, Ravi Bangoria escreveu: > Thanks Ingo, > > On Monday 20 February 2017 02:12 PM, Ingo Molnar wrote: > > * Ravi Bangoria wrote: > > > >> What should be the behavior of the tool? Should it record only one > >> 'sdt_libpthread:mutex_entry' which exists in upr

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-20 Thread Ravi Bangoria
Thanks Ingo, On Monday 20 February 2017 02:12 PM, Ingo Molnar wrote: > * Ravi Bangoria wrote: > >> What should be the behavior of the tool? Should it record only one >> 'sdt_libpthread:mutex_entry' which exists in uprobe_events? Or it >> should record all the SDT events from libpthread? We can ch

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-20 Thread Ingo Molnar
* Ravi Bangoria wrote: > Yes, initially I thought about allowing both, 'perf probe' and > 'perf record' for SDT event. But there are few complications with > it, esp. when multiple SDT events with same name exists. For ex, > > $ readelf -n /usr/lib64/libpthread-2.24.so | grep -A2 Provider >

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-20 Thread Ravi Bangoria
On Monday 20 February 2017 12:38 PM, Ingo Molnar wrote: > * Ravi Bangoria wrote: > >> All events from 'perf list', except SDT events, can be directly recorded >> with 'perf record'. But, the flow is little different for SDT events. >> Probe point for SDT event needs to be created using 'perf pro

Re: [RFC] perf/sdt: Directly record SDT event with 'perf record'

2017-02-19 Thread Ingo Molnar
* Ravi Bangoria wrote: > All events from 'perf list', except SDT events, can be directly recorded > with 'perf record'. But, the flow is little different for SDT events. > Probe point for SDT event needs to be created using 'perf probe' before > recording it using 'perf record'. > > As suggeste