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authorStephen Boyd <sboyd@codeaurora.org>2015-10-02 21:15:13 +0300
committerStephen Boyd <sboyd@codeaurora.org>2015-10-02 21:22:23 +0300
commit9f30a04d768f64280dc0c40b730746e82f298d88 (patch)
treee112853eb73627ed7b9a2ef8e4feab6685a0200e /tools/perf/scripts/python/export-to-postgresql.py
parent9e294bf88a583825a413df408b9fe9e658fb93ac (diff)
parent7aba4f5201d1b7b3ddb0b03883d9edf69851ddad (diff)
downloadlinux-9f30a04d768f64280dc0c40b730746e82f298d88.tar.xz
Merge branch 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm into clk-fixes
Pull fixes from Tero Kristo: "A few TI clock driver fixes to pull against 4.3-rc" * 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm: (3 commits) clk: ti: dflt: fix enable_reg validity check clk: ti: fix dual-registration of uart4_ick clk: ti: clk-7xx: Remove hardwired ABE clock configuration
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
-rw-r--r--tools/perf/scripts/python/export-to-postgresql.py47
1 files changed, 47 insertions, 0 deletions
diff --git a/tools/perf/scripts/python/export-to-postgresql.py b/tools/perf/scripts/python/export-to-postgresql.py
index 4cdafd880074..84a32037a80f 100644
--- a/tools/perf/scripts/python/export-to-postgresql.py
+++ b/tools/perf/scripts/python/export-to-postgresql.py
@@ -15,6 +15,53 @@ import sys
import struct
import datetime
+# To use this script you will need to have installed package python-pyside which
+# provides LGPL-licensed Python bindings for Qt. You will also need the package
+# libqt4-sql-psql for Qt postgresql support.
+#
+# The script assumes postgresql is running on the local machine and that the
+# user has postgresql permissions to create databases. Examples of installing
+# postgresql and adding such a user are:
+#
+# fedora:
+#
+# $ sudo yum install postgresql postgresql-server python-pyside qt-postgresql
+# $ sudo su - postgres -c initdb
+# $ sudo service postgresql start
+# $ sudo su - postgres
+# $ createuser <your user id here>
+# Shall the new role be a superuser? (y/n) y
+#
+# ubuntu:
+#
+# $ sudo apt-get install postgresql
+# $ sudo su - postgres
+# $ createuser <your user id here>
+# Shall the new role be a superuser? (y/n) y
+#
+# An example of using this script with Intel PT:
+#
+# $ perf record -e intel_pt//u ls
+# $ perf script -s ~/libexec/perf-core/scripts/python/export-to-postgresql.py pt_example branches calls
+# 2015-05-29 12:49:23.464364 Creating database...
+# 2015-05-29 12:49:26.281717 Writing to intermediate files...
+# 2015-05-29 12:49:27.190383 Copying to database...
+# 2015-05-29 12:49:28.140451 Removing intermediate files...
+# 2015-05-29 12:49:28.147451 Adding primary keys
+# 2015-05-29 12:49:28.655683 Adding foreign keys
+# 2015-05-29 12:49:29.365350 Done
+#
+# To browse the database, psql can be used e.g.
+#
+# $ psql pt_example
+# pt_example=# select * from samples_view where id < 100;
+# pt_example=# \d+
+# pt_example=# \d+ samples_view
+# pt_example=# \q
+#
+# An example of using the database is provided by the script
+# call-graph-from-postgresql.py. Refer to that script for details.
+
from PySide.QtSql import *
# Need to access PostgreSQL C library directly to use COPY FROM STDIN