From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Taeung Song <treeze.taeung@gmail.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 14/16] perf config: Document 'buildid.dir' variable in man page
Date: Thu, 21 Jan 2016 13:00:47 -0300 [thread overview]
Message-ID: <1453392049-5825-15-git-send-email-acme@kernel.org> (raw)
In-Reply-To: <1453392049-5825-1-git-send-email-acme@kernel.org>
From: Taeung Song <treeze.taeung@gmail.com>
Explain 'buildid.dir' variable.
Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1452253193-30502-4-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/Documentation/perf-config.txt | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index ccbdb64696a7..a095f0cabf5e 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -154,6 +154,21 @@ tui.*, gtk.*::
will make the TUI be the default for the 'top' subcommand. Those will be
available if the required libs were detected at tool build time.
+buildid.*::
+ buildid.dir::
+ Each executable and shared library in modern distributions comes with a
+ content based identifier that, if available, will be inserted in a
+ 'perf.data' file header to, at analysis time find what is needed to do
+ symbol resolution, code annotation, etc.
+
+ The recording tools also stores a hard link or copy in a per-user
+ directory, $HOME/.debug/, of binaries, shared libraries, /proc/kallsyms
+ and /proc/kcore files to be used at analysis time.
+
+ The buildid.dir variable can be used to either change this directory
+ cache location, or to disable it altogether. If you want to disable it,
+ set buildid.dir to /dev/null. The default is $HOME/.debug
+
SEE ALSO
--------
linkperf:perf[1]
--
2.5.0
next prev parent reply other threads:[~2016-01-21 16:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-21 16:00 [GIT PULL 00/16] perf/core improvements and changes Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 01/16] perf tests: Remove wrong semicolon in while loop in CQM test Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 02/16] perf annotate browser: Fix behaviour of Shift-Tab with nothing focussed Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 03/16] perf pmu: Fix misleadingly indented assignment (whitespace) Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 04/16] perf symbols: Do not read symbols/data from device files Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 05/16] perf hists: Fix HISTC_MEM_DCACHELINE width setting Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 06/16] perf stat: Do not clean event's private stats Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 07/16] perf stat: Making several helper functions static Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 08/16] perf hists: Remove parent filter check in DSO filter function Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 09/16] perf hists: Cleanup filtering functions Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 10/16] perf tools: Document the perf sysctls Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 11/16] perf annotate: Rename 'colors.code' to 'colors.jump_arrows' Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 12/16] perf config: Document variables for 'colors' section in man page Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 13/16] perf config: Document variables for 'tui' and 'gtk' sections " Arnaldo Carvalho de Melo
2016-01-21 16:00 ` Arnaldo Carvalho de Melo [this message]
2016-01-21 16:00 ` [PATCH 15/16] perf config: Document variables for 'annotate' section " Arnaldo Carvalho de Melo
2016-01-21 16:00 ` [PATCH 16/16] perf config: Document 'hist.percentage' variable " Arnaldo Carvalho de Melo
2016-02-03 10:00 ` [GIT PULL 00/16] perf/core improvements and changes Ingo Molnar
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