linux-kernel - Re: [PATCH 2/7] perf data: Switch to multiple cpu stream files

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Message-ID: <20150420200118.GK11111@kernel.org>
Date:	Mon, 20 Apr 2015 17:01:18 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Jiri Olsa <jolsa@...nel.org>
Cc:	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	He Kuang <hekuang@...wei.com>, Ingo Molnar <mingo@...nel.org>,
	Jeremie Galarneau <jgalar@...icios.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Tom Zanussi <tzanussi@...il.com>,
	Wang Nan <wangnan0@...wei.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/7] perf data: Switch to multiple cpu stream files

Em Mon, Apr 20, 2015 at 04:58:54PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Sat, Apr 18, 2015 at 05:50:15PM +0200, Jiri Olsa escreveu:
> > From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
 
> With latest babeltrace.git:
> 
> [acme@zoo babeltrace]$ git log --oneline | head -1
> 48d711a204f6 Fix: Missing stdint.h in stream-class.h
> 
> But I noticed I have this installed, as well:
> 
> [acme@zoo babeltrace]$ rpm -qa | grep babeltr
> libbabeltrace-1.2.1-1.fc20.x86_64
> [acme@zoo babeltrace]$
> 
> But:
> 
> [acme@zoo babeltrace]$ ldd ~/bin/perf | grep babeltrace
> 	libbabeltrace-ctf.so.1 => /opt/libbabeltrace/lib/libbabeltrace-ctf.so.1 (0x00007fb52713b000)
> 	libbabeltrace.so.1 => /opt/libbabeltrace/lib/libbabeltrace.so.1 (0x00007fb526889000)
> [acme@zoo babeltrace]$ 
> 
> Will try removing the rpm as well...

Didn't help, removing this patch makes it work again:

[acme@zoo linux]$ perf data convert --to-ctf=ctf
[ perf data convert: Converted 'perf.data' into CTF data 'ctf' ]
[ perf data convert: Converted and wrote 0.000 MB (8 samples) ]
[acme@zoo linux]$ babeltrace ctf
[20:29:41.303589157] (+?.?????????) cycles: { }, { perf_ip = 0xFFFFFFFF8105E8AA, perf_tid = 23321, perf_pid = 23321, perf_period = 1 }
[20:29:41.303591929] (+0.000002772) cycles: { }, { perf_ip = 0xFFFFFFFF8105E8AA, perf_tid = 23321, perf_pid = 23321, perf_period = 1 }
[20:29:41.303592989] (+0.000001060) cycles: { }, { perf_ip = 0xFFFFFFFF8105E8AA, perf_tid = 23321, perf_pid = 23321, perf_period = 11 }
[20:29:41.303594530] (+0.000001541) cycles: { }, { perf_ip = 0xFFFFFFFF8105E8AA, perf_tid = 23321, perf_pid = 23321, perf_period = 275 }
[20:29:41.303873972] (+0.000279442) cycles: { }, { perf_ip = 0xFFFFFFFF810D659E, perf_tid = 23321, perf_pid = 23321, perf_period = 5458 }
[20:29:41.303876335] (+0.000002363) cycles: { }, { perf_ip = 0xFFFFFFFF8109F508, perf_tid = 23321, perf_pid = 23321, perf_period = 5388 }
[20:29:41.303878723] (+0.000002388) cycles: { }, { perf_ip = 0x7F19FA50063F, perf_tid = 23321, perf_pid = 23321, perf_period = 73411 }
[20:29:41.303902598] (+0.000023875) cycles: { }, { perf_ip = 0xFFFFFFFF810DB934, perf_tid = 23321, perf_pid = 23321, perf_period = 1026523 }
[acme@zoo linux]$

- Arnaldo
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