Messages in this thread | | | Date | Fri, 24 Jun 2016 14:44:11 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF |
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On Fri, Jun 24, 2016 at 09:41:13AM -0300, Arnaldo Carvalho de Melo wrote: > Em Fri, Jun 24, 2016 at 02:29:07PM +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 > > > > I can't compile unless I can include config.h > > Waiting for this fix to proceed, but it seems we don't have this covered
just posted it ;-)
> in 'build-test', right? ;-)
right, but we dont cover babletrace stuff in tests/make
jirka
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