From: Arnaldo Carvalho de Melo <acme@infradead.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Stanislav Fomichev <stfomichev@yandex-team.ru>,
Ingo Molnar <mingo@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 14/34] perf timechart: Always try to print at least 15 tasks
Date: Wed, 27 Nov 2013 17:16:14 -0300 [thread overview]
Message-ID: <1385583394-3703-15-git-send-email-acme@infradead.org> (raw)
In-Reply-To: <1385583394-3703-1-git-send-email-acme@infradead.org>
From: Stanislav Fomichev <stfomichev@yandex-team.ru>
Always try to print at least 15 tasks no matter how long they run.
Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1383323151-19810-2-git-send-email-stfomichev@yandex-team.ru
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-timechart.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 41c9bde2fb67..bb21e57ff9bb 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -945,15 +945,17 @@ static void write_svg_file(const char *filename)
{
u64 i;
int count;
+ int thresh = TIME_THRESH;
numcpus++;
- count = determine_display_tasks(TIME_THRESH);
-
- /* We'd like to show at least 15 tasks; be less picky if we have fewer */
- if (count < 15)
- count = determine_display_tasks(TIME_THRESH / 10);
+ /* We'd like to show at least proc_num tasks;
+ * be less picky if we have fewer */
+ do {
+ count = determine_display_tasks(thresh);
+ thresh /= 10;
+ } while (!process_filter && thresh && count < 15);
open_svg(filename, numcpus, count, first_time, last_time);
--
1.8.1.4
next prev parent reply other threads:[~2013-11-27 20:22 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-27 20:16 [PATCH 00/34] perf/core improvements and fixes Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 01/34] tools lib traceevent: Use helper trace-seq in print functions like kernel does Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 02/34] perf trace: Remove thread summary coloring Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 03/34] perf top: Make -g refer to callchains Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 04/34] perf completion: Introduce a layer of indirection Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 05/34] perf completion: Factor out compgen stuff Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 06/34] perf completion: Factor out call to __ltrim_colon_completions Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 07/34] perf completion: Introduce zsh support Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 08/34] perf completion: Rename file to reflect " Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 09/34] perf script: Move evname print code to process_event() Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 10/34] perf record: Make per-cpu mmaps the default Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 11/34] perf tools: Allow '--inherit' as the negation of '--no-inherit' Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 12/34] perf tools: Add option macro OPT_BOOLEAN_SET Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 13/34] perf record: Default -t option to no inheritance Arnaldo Carvalho de Melo
2013-11-27 20:16 ` Arnaldo Carvalho de Melo [this message]
2013-11-27 20:16 ` [PATCH 15/34] perf timechart: Add option to limit number of tasks Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 16/34] perf timechart: Use proc_num to implement --power-only Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 17/34] perf timechart: Add support for displaying only tasks related data Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 18/34] perf timechart: Group figures and add title with details Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 19/34] perf timechart: Add support for -P and -T in timechart recording Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 20/34] perf timechart: Add backtrace support Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 21/34] perf evsel: Skip ignored symbols while printing callchain Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 22/34] perf symbols: Move idle syms check from top to generic function Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 23/34] perf thread: Move comm_list check into function Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 24/34] perf tools: Export setup_list Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 25/34] perf script: Print callchains and symbols if they exist Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 26/34] perf script: Print comm, fork and exit events also Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 27/34] perf script: Print mmap[2] " Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 28/34] perf symbols: Fix not finding kcore in buildid cache Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 29/34] perf timechart: dynamically determine event fields offset Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 30/34] perf timechart: Remove some needless struct forward declarations Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 31/34] perf timechart: Remove misplaced __maybe_unused Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 32/34] perf tools: Fix tags/TAGS targets rebuilding Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 33/34] perf tools: Add per-feature check flags Arnaldo Carvalho de Melo
2013-11-27 20:16 ` [PATCH 34/34] perf tools unwinding: Use the " Arnaldo Carvalho de Melo
2013-11-27 22:43 ` Jiri Olsa
2013-11-28 9:58 ` Jiri Olsa
2013-11-28 12:56 ` Arnaldo Carvalho de Melo
2013-11-28 13:46 ` Arnaldo Carvalho de Melo
2013-11-28 20:02 ` Jean Pihet
2013-11-29 15:45 ` Jiri Olsa
2013-12-03 16:15 ` Jean Pihet
2013-12-07 10:17 ` Jean Pihet
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