From: Namhyung Kim <namhyung@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung.kim@lge.com>,
LKML <linux-kernel@vger.kernel.org>,
Steven Rostedt <rostedt@goodmis.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
David Ahern <dsahern@gmail.com>,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH 12/14] perf ftrace: Use pager for displaying result
Date: Mon, 06 May 2013 10:52:46 +0900 [thread overview]
Message-ID: <87ip2w98nl.fsf@sejong.aot.lge.com> (raw)
In-Reply-To: <20130426084023.GB1054@krava.brq.redhat.com> (Jiri Olsa's message of "Fri, 26 Apr 2013 10:40:23 +0200")
On Fri, 26 Apr 2013 10:40:23 +0200, Jiri Olsa wrote:
> On Thu, Apr 25, 2013 at 03:50:45PM +0900, Namhyung Kim wrote:
>> On Wed, 24 Apr 2013 16:17:24 +0200, Jiri Olsa wrote:
>> > On Tue, Apr 23, 2013 at 05:31:10PM +0900, Namhyung Kim wrote:
>> >> From: Namhyung Kim <namhyung.kim@lge.com>
>> >>
>> >> It's convenient to use pager when seeing many lines of result.
>> >>
>> > for some reason I'm able to get any output for 'live' command only
>> > when using --no-pager option. I dont get any data for:
>> >
>> > # ./perf ftrace live ls
>> >
>> > not even ls output
>
> ok, now with your patch I get allways ls output correctly in pager
"ls output" only? What about the ftrace outputs?
>
>> >
>> > But sometime I dont even get ftrace output for:
>> >
>> > # ./perf --no-pager ftrace live ls
>> >
>> > just ls output
>
> this one still persists
Hmm.. still hard to reproduce.. :(
As it's --no-pager mode, so that it can be reproduced for you without
this patch, right?
Thanks,
Namhyung
next prev parent reply other threads:[~2013-05-06 1:52 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-23 8:30 [RFC 00/14] perf tools: Introduce new 'ftrace' command Namhyung Kim
2013-04-23 8:30 ` [PATCH 01/14] perf util: Move debugfs/tracing helper functions to util.c Namhyung Kim
2013-04-24 12:32 ` Jiri Olsa
2013-04-23 8:31 ` [PATCH 02/14] perf util: Use evsel->name to get tracepoint_paths Namhyung Kim
2013-04-23 13:07 ` Steven Rostedt
2013-04-24 10:36 ` Namhyung Kim
2013-04-24 12:42 ` Jiri Olsa
2013-04-25 5:58 ` Namhyung Kim
2013-04-23 8:31 ` [PATCH 03/14] perf util: Save pid-cmdline mapping into tracing header Namhyung Kim
2013-04-23 8:31 ` [PATCH 04/14] perf util: Add more debug message on failure path Namhyung Kim
2013-04-23 8:31 ` [PATCH 05/14] perf tools: Introduce new 'ftrace' tool Namhyung Kim
2013-04-24 14:09 ` Jiri Olsa
2013-04-25 6:06 ` Namhyung Kim
2013-04-25 9:09 ` Jiri Olsa
2013-04-25 9:51 ` Namhyung Kim
2013-04-25 13:05 ` Steven Rostedt
2013-04-25 14:49 ` Jiri Olsa
2013-04-26 13:34 ` David Ahern
2013-04-26 13:50 ` Steven Rostedt
2013-04-23 8:31 ` [PATCH 06/14] perf ftrace: Add support for --pid option Namhyung Kim
2013-04-23 8:31 ` [PATCH 07/14] perf ftrace: Add support for -a and -C option Namhyung Kim
2013-04-23 8:31 ` [PATCH 08/14] perf ftrace: Split "live" sub-command Namhyung Kim
2013-04-23 8:31 ` [PATCH 09/14] perf ftrace: Add 'record' sub-command Namhyung Kim
2013-04-24 14:12 ` Jiri Olsa
2013-04-25 6:24 ` Namhyung Kim
2013-04-26 8:35 ` Jiri Olsa
2013-04-26 13:44 ` David Ahern
2013-05-06 1:57 ` Namhyung Kim
2013-05-06 3:22 ` David Ahern
2013-05-06 1:44 ` Namhyung Kim
2013-05-06 12:04 ` Jiri Olsa
2013-05-08 5:27 ` Namhyung Kim
2013-04-23 8:31 ` [PATCH 10/14] perf ftrace: Add 'show' sub-command Namhyung Kim
2013-04-23 8:31 ` [PATCH 11/14] perf ftrace: Add 'report' sub-command Namhyung Kim
2013-04-23 8:31 ` [PATCH 12/14] perf ftrace: Use pager for displaying result Namhyung Kim
2013-04-24 14:17 ` Jiri Olsa
2013-04-25 6:50 ` Namhyung Kim
2013-04-26 8:40 ` Jiri Olsa
2013-05-06 1:52 ` Namhyung Kim [this message]
2013-05-06 11:38 ` Jiri Olsa
2013-05-08 5:49 ` Namhyung Kim
2013-05-10 9:04 ` Jiri Olsa
2013-05-13 8:53 ` Namhyung Kim
2013-05-13 13:42 ` Jiri Olsa
2013-05-14 0:58 ` Namhyung Kim
2013-04-23 8:31 ` [PATCH 13/14] perf ftrace: Cleanup using ftrace_setup/teardown() Namhyung Kim
2013-04-23 8:31 ` [PATCH 14/14] perf tools: Add document for perf-ftrace command Namhyung Kim
2013-04-23 15:53 ` Steven Rostedt
2013-04-24 10:39 ` Namhyung Kim
2013-04-23 15:58 ` [RFC 00/14] perf tools: Introduce new 'ftrace' command Steven Rostedt
2013-04-23 17:19 ` Pekka Enberg
2013-04-24 6:50 ` Ingo Molnar
2013-04-24 9:52 ` Namhyung Kim
2013-04-24 11:15 ` zhangwei(Jovi)
2013-04-25 5:53 ` Namhyung Kim
2013-04-24 9:29 ` Namhyung Kim
2013-04-24 9:27 ` Namhyung Kim
2013-04-24 11:14 ` zhangwei(Jovi)
2013-04-25 5:45 ` Namhyung Kim
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