Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1432226

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

Show all headers | View raw

Em Fri, Jun 24, 2016 at 02:28:51PM +0200, Jiri Olsa escreveu:
> On Fri, Jun 24, 2016 at 11:22:05AM +0000, Wang Nan wrote:
> > After converting perf.data to CTF, we lost pid-tid-comm mapping. Which
> > makes inconvience. For example, in perf script output we know which
> > process issue an event like this:
> > 
> >  compiz 19361 [001] 3275709.313929:  raw_syscalls:sys_exit: NR 7 = 0
> > 
> > After converting to CTF, we only get this:
> > 
> >   [3275709.313929985] (+0.110646118) raw_syscalls:sys_exit: { cpu_id = 1 }, { perf_ip = 0xFFFFFFFF8107B2E8, perf_tid = 19361, perf_pid = 19361, perf_id = 18920, perf_period = 1, common_type = 16, common_flags = 0, common_preempt_count = 1, common_pid = 19361, id = 7, ret = 0 }
> > 
> > Currently, if we want to find the name and parent of a process, we
> > have to collect 'sched:sched_switch' event.
> > 
> > This patch set adds a '--all' option to 'perf convert', converts comm,
> > fork and exit events to CTF output. CTF user now can track the mapping
> > by their own.
> > 
> > v1 -> v2: Report number of sample and non-sample events when finish.
> >           rename opts.non_sample to opts.all.
> > 
> > Wang Nan (7):
> >   perf ctf: Add value_set_string() helper
> >   perf ctf: Pass convert options through opts structure
> >   perf ctf: Add 'all' option
> >   perf ctf: Prepare collect non-sample events
> >   perf ctf: Generate comm event to CTF output
> >   perf ctf: Add '--all' option for 'perf data convert'
> >   perf ctf: Generate fork and exit events to CTF output
> 
> Acked-by: Jiri Olsa <jolsa@kernel.org>

Thanks, applied.

- Arnaldo
- Arnaldo

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF Wang Nan <wangnan0@huawei.com> - 2016-06-24 13:30 +0200
  Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Jiri Olsa <jolsa@redhat.com> - 2016-06-24 14:30 +0200
    Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-27 21:10 +0200
  Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Jiri Olsa <jolsa@redhat.com> - 2016-06-24 14:30 +0200
    Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF pi3orama <pi3orama@163.com> - 2016-06-24 14:40 +0200
      Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Jiri Olsa <jolsa@redhat.com> - 2016-06-24 15:00 +0200
    Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-06-24 14:50 +0200
      Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF pi3orama <pi3orama@163.com> - 2016-06-24 14:50 +0200
        Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Jiri Olsa <jolsa@redhat.com> - 2016-06-24 15:10 +0200
      Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to  CTF Jiri Olsa <jolsa@redhat.com> - 2016-06-24 14:50 +0200

csiph-web