forked from Minki/linux
6a70307ddc
Add the ability to export detailed information about paired calls and returns to Python db export and the export-to-postgresql.py script. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1414678188-14946-7-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
445 lines
16 KiB
Python
445 lines
16 KiB
Python
# export-to-postgresql.py: export perf data to a postgresql database
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# Copyright (c) 2014, Intel Corporation.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms and conditions of the GNU General Public License,
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# version 2, as published by the Free Software Foundation.
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#
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# This program is distributed in the hope it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# more details.
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import os
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import sys
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import struct
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import datetime
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from PySide.QtSql import *
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# Need to access PostgreSQL C library directly to use COPY FROM STDIN
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from ctypes import *
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libpq = CDLL("libpq.so.5")
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PQconnectdb = libpq.PQconnectdb
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PQconnectdb.restype = c_void_p
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PQfinish = libpq.PQfinish
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PQstatus = libpq.PQstatus
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PQexec = libpq.PQexec
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PQexec.restype = c_void_p
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PQresultStatus = libpq.PQresultStatus
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PQputCopyData = libpq.PQputCopyData
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PQputCopyData.argtypes = [ c_void_p, c_void_p, c_int ]
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PQputCopyEnd = libpq.PQputCopyEnd
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PQputCopyEnd.argtypes = [ c_void_p, c_void_p ]
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sys.path.append(os.environ['PERF_EXEC_PATH'] + \
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'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
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# These perf imports are not used at present
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#from perf_trace_context import *
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#from Core import *
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perf_db_export_mode = True
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perf_db_export_calls = False
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def usage():
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print >> sys.stderr, "Usage is: export-to-postgresql.py <database name> [<columns>] [<calls>]"
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print >> sys.stderr, "where: columns 'all' or 'branches'"
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print >> sys.stderr, " calls 'calls' => create calls table"
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raise Exception("Too few arguments")
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if (len(sys.argv) < 2):
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usage()
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dbname = sys.argv[1]
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if (len(sys.argv) >= 3):
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columns = sys.argv[2]
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else:
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columns = "all"
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if columns not in ("all", "branches"):
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usage()
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branches = (columns == "branches")
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if (len(sys.argv) >= 4):
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if (sys.argv[3] == "calls"):
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perf_db_export_calls = True
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else:
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usage()
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output_dir_name = os.getcwd() + "/" + dbname + "-perf-data"
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os.mkdir(output_dir_name)
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def do_query(q, s):
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if (q.exec_(s)):
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return
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raise Exception("Query failed: " + q.lastError().text())
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print datetime.datetime.today(), "Creating database..."
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db = QSqlDatabase.addDatabase('QPSQL')
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query = QSqlQuery(db)
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db.setDatabaseName('postgres')
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db.open()
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try:
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do_query(query, 'CREATE DATABASE ' + dbname)
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except:
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os.rmdir(output_dir_name)
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raise
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query.finish()
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query.clear()
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db.close()
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db.setDatabaseName(dbname)
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db.open()
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query = QSqlQuery(db)
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do_query(query, 'SET client_min_messages TO WARNING')
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do_query(query, 'CREATE TABLE selected_events ('
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'id bigint NOT NULL,'
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'name varchar(80))')
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do_query(query, 'CREATE TABLE machines ('
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'id bigint NOT NULL,'
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'pid integer,'
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'root_dir varchar(4096))')
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do_query(query, 'CREATE TABLE threads ('
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'id bigint NOT NULL,'
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'machine_id bigint,'
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'process_id bigint,'
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'pid integer,'
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'tid integer)')
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do_query(query, 'CREATE TABLE comms ('
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'id bigint NOT NULL,'
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'comm varchar(16))')
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do_query(query, 'CREATE TABLE comm_threads ('
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'id bigint NOT NULL,'
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'comm_id bigint,'
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'thread_id bigint)')
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do_query(query, 'CREATE TABLE dsos ('
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'id bigint NOT NULL,'
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'machine_id bigint,'
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'short_name varchar(256),'
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'long_name varchar(4096),'
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'build_id varchar(64))')
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do_query(query, 'CREATE TABLE symbols ('
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'id bigint NOT NULL,'
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'dso_id bigint,'
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'sym_start bigint,'
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'sym_end bigint,'
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'binding integer,'
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'name varchar(2048))')
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do_query(query, 'CREATE TABLE branch_types ('
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'id integer NOT NULL,'
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'name varchar(80))')
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if branches:
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do_query(query, 'CREATE TABLE samples ('
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'id bigint NOT NULL,'
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'evsel_id bigint,'
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'machine_id bigint,'
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'thread_id bigint,'
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'comm_id bigint,'
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'dso_id bigint,'
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'symbol_id bigint,'
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'sym_offset bigint,'
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'ip bigint,'
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'time bigint,'
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'cpu integer,'
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'to_dso_id bigint,'
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'to_symbol_id bigint,'
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'to_sym_offset bigint,'
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'to_ip bigint,'
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'branch_type integer,'
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'in_tx boolean)')
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else:
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do_query(query, 'CREATE TABLE samples ('
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'id bigint NOT NULL,'
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'evsel_id bigint,'
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'machine_id bigint,'
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'thread_id bigint,'
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'comm_id bigint,'
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'dso_id bigint,'
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'symbol_id bigint,'
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'sym_offset bigint,'
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'ip bigint,'
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'time bigint,'
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'cpu integer,'
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'to_dso_id bigint,'
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'to_symbol_id bigint,'
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'to_sym_offset bigint,'
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'to_ip bigint,'
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'period bigint,'
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'weight bigint,'
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'transaction bigint,'
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'data_src bigint,'
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'branch_type integer,'
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'in_tx boolean)')
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if perf_db_export_calls:
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do_query(query, 'CREATE TABLE call_paths ('
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'id bigint NOT NULL,'
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'parent_id bigint,'
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'symbol_id bigint,'
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'ip bigint)')
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do_query(query, 'CREATE TABLE calls ('
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'id bigint NOT NULL,'
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'thread_id bigint,'
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'comm_id bigint,'
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'call_path_id bigint,'
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'call_time bigint,'
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'return_time bigint,'
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'branch_count bigint,'
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'call_id bigint,'
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'return_id bigint,'
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'parent_call_path_id bigint,'
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'flags integer)')
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do_query(query, 'CREATE VIEW samples_view AS '
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'SELECT '
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'id,'
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'time,'
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'cpu,'
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'(SELECT pid FROM threads WHERE id = thread_id) AS pid,'
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'(SELECT tid FROM threads WHERE id = thread_id) AS tid,'
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'(SELECT comm FROM comms WHERE id = comm_id) AS command,'
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'(SELECT name FROM selected_events WHERE id = evsel_id) AS event,'
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'to_hex(ip) AS ip_hex,'
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'(SELECT name FROM symbols WHERE id = symbol_id) AS symbol,'
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'sym_offset,'
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'(SELECT short_name FROM dsos WHERE id = dso_id) AS dso_short_name,'
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'to_hex(to_ip) AS to_ip_hex,'
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'(SELECT name FROM symbols WHERE id = to_symbol_id) AS to_symbol,'
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'to_sym_offset,'
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'(SELECT short_name FROM dsos WHERE id = to_dso_id) AS to_dso_short_name,'
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'(SELECT name FROM branch_types WHERE id = branch_type) AS branch_type_name,'
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'in_tx'
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' FROM samples')
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file_header = struct.pack("!11sii", "PGCOPY\n\377\r\n\0", 0, 0)
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file_trailer = "\377\377"
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def open_output_file(file_name):
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path_name = output_dir_name + "/" + file_name
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file = open(path_name, "w+")
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file.write(file_header)
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return file
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def close_output_file(file):
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file.write(file_trailer)
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file.close()
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def copy_output_file_direct(file, table_name):
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close_output_file(file)
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sql = "COPY " + table_name + " FROM '" + file.name + "' (FORMAT 'binary')"
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do_query(query, sql)
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# Use COPY FROM STDIN because security may prevent postgres from accessing the files directly
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def copy_output_file(file, table_name):
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conn = PQconnectdb("dbname = " + dbname)
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if (PQstatus(conn)):
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raise Exception("COPY FROM STDIN PQconnectdb failed")
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file.write(file_trailer)
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file.seek(0)
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sql = "COPY " + table_name + " FROM STDIN (FORMAT 'binary')"
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res = PQexec(conn, sql)
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if (PQresultStatus(res) != 4):
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raise Exception("COPY FROM STDIN PQexec failed")
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data = file.read(65536)
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while (len(data)):
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ret = PQputCopyData(conn, data, len(data))
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if (ret != 1):
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raise Exception("COPY FROM STDIN PQputCopyData failed, error " + str(ret))
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data = file.read(65536)
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ret = PQputCopyEnd(conn, None)
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if (ret != 1):
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raise Exception("COPY FROM STDIN PQputCopyEnd failed, error " + str(ret))
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PQfinish(conn)
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def remove_output_file(file):
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name = file.name
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file.close()
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os.unlink(name)
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evsel_file = open_output_file("evsel_table.bin")
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machine_file = open_output_file("machine_table.bin")
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thread_file = open_output_file("thread_table.bin")
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comm_file = open_output_file("comm_table.bin")
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comm_thread_file = open_output_file("comm_thread_table.bin")
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dso_file = open_output_file("dso_table.bin")
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symbol_file = open_output_file("symbol_table.bin")
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branch_type_file = open_output_file("branch_type_table.bin")
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sample_file = open_output_file("sample_table.bin")
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if perf_db_export_calls:
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call_path_file = open_output_file("call_path_table.bin")
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call_file = open_output_file("call_table.bin")
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def trace_begin():
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print datetime.datetime.today(), "Writing to intermediate files..."
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# id == 0 means unknown. It is easier to create records for them than replace the zeroes with NULLs
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evsel_table(0, "unknown")
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machine_table(0, 0, "unknown")
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thread_table(0, 0, 0, -1, -1)
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comm_table(0, "unknown")
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dso_table(0, 0, "unknown", "unknown", "")
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symbol_table(0, 0, 0, 0, 0, "unknown")
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sample_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
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if perf_db_export_calls:
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call_path_table(0, 0, 0, 0)
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unhandled_count = 0
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def trace_end():
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print datetime.datetime.today(), "Copying to database..."
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copy_output_file(evsel_file, "selected_events")
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copy_output_file(machine_file, "machines")
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copy_output_file(thread_file, "threads")
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copy_output_file(comm_file, "comms")
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copy_output_file(comm_thread_file, "comm_threads")
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copy_output_file(dso_file, "dsos")
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copy_output_file(symbol_file, "symbols")
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copy_output_file(branch_type_file, "branch_types")
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copy_output_file(sample_file, "samples")
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if perf_db_export_calls:
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copy_output_file(call_path_file, "call_paths")
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copy_output_file(call_file, "calls")
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print datetime.datetime.today(), "Removing intermediate files..."
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remove_output_file(evsel_file)
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remove_output_file(machine_file)
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remove_output_file(thread_file)
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remove_output_file(comm_file)
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remove_output_file(comm_thread_file)
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remove_output_file(dso_file)
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remove_output_file(symbol_file)
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remove_output_file(branch_type_file)
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remove_output_file(sample_file)
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if perf_db_export_calls:
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remove_output_file(call_path_file)
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remove_output_file(call_file)
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os.rmdir(output_dir_name)
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print datetime.datetime.today(), "Adding primary keys"
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do_query(query, 'ALTER TABLE selected_events ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE machines ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE threads ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE comms ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE comm_threads ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE dsos ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE symbols ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE branch_types ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE samples ADD PRIMARY KEY (id)')
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if perf_db_export_calls:
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do_query(query, 'ALTER TABLE call_paths ADD PRIMARY KEY (id)')
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do_query(query, 'ALTER TABLE calls ADD PRIMARY KEY (id)')
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print datetime.datetime.today(), "Adding foreign keys"
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do_query(query, 'ALTER TABLE threads '
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'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id),'
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'ADD CONSTRAINT processfk FOREIGN KEY (process_id) REFERENCES threads (id)')
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do_query(query, 'ALTER TABLE comm_threads '
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'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
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'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id)')
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do_query(query, 'ALTER TABLE dsos '
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'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id)')
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do_query(query, 'ALTER TABLE symbols '
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'ADD CONSTRAINT dsofk FOREIGN KEY (dso_id) REFERENCES dsos (id)')
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do_query(query, 'ALTER TABLE samples '
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'ADD CONSTRAINT evselfk FOREIGN KEY (evsel_id) REFERENCES selected_events (id),'
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'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id),'
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'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id),'
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'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
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'ADD CONSTRAINT dsofk FOREIGN KEY (dso_id) REFERENCES dsos (id),'
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'ADD CONSTRAINT symbolfk FOREIGN KEY (symbol_id) REFERENCES symbols (id),'
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'ADD CONSTRAINT todsofk FOREIGN KEY (to_dso_id) REFERENCES dsos (id),'
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'ADD CONSTRAINT tosymbolfk FOREIGN KEY (to_symbol_id) REFERENCES symbols (id)')
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if perf_db_export_calls:
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do_query(query, 'ALTER TABLE call_paths '
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'ADD CONSTRAINT parentfk FOREIGN KEY (parent_id) REFERENCES call_paths (id),'
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'ADD CONSTRAINT symbolfk FOREIGN KEY (symbol_id) REFERENCES symbols (id)')
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do_query(query, 'ALTER TABLE calls '
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'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id),'
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'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
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'ADD CONSTRAINT call_pathfk FOREIGN KEY (call_path_id) REFERENCES call_paths (id),'
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'ADD CONSTRAINT callfk FOREIGN KEY (call_id) REFERENCES samples (id),'
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'ADD CONSTRAINT returnfk FOREIGN KEY (return_id) REFERENCES samples (id),'
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'ADD CONSTRAINT parent_call_pathfk FOREIGN KEY (parent_call_path_id) REFERENCES call_paths (id)')
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do_query(query, 'CREATE INDEX pcpid_idx ON calls (parent_call_path_id)')
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if (unhandled_count):
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print datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events"
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print datetime.datetime.today(), "Done"
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def trace_unhandled(event_name, context, event_fields_dict):
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global unhandled_count
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unhandled_count += 1
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def sched__sched_switch(*x):
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pass
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def evsel_table(evsel_id, evsel_name, *x):
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n = len(evsel_name)
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fmt = "!hiqi" + str(n) + "s"
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value = struct.pack(fmt, 2, 8, evsel_id, n, evsel_name)
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evsel_file.write(value)
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def machine_table(machine_id, pid, root_dir, *x):
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n = len(root_dir)
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fmt = "!hiqiii" + str(n) + "s"
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value = struct.pack(fmt, 3, 8, machine_id, 4, pid, n, root_dir)
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machine_file.write(value)
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def thread_table(thread_id, machine_id, process_id, pid, tid, *x):
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value = struct.pack("!hiqiqiqiiii", 5, 8, thread_id, 8, machine_id, 8, process_id, 4, pid, 4, tid)
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thread_file.write(value)
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def comm_table(comm_id, comm_str, *x):
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n = len(comm_str)
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fmt = "!hiqi" + str(n) + "s"
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value = struct.pack(fmt, 2, 8, comm_id, n, comm_str)
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comm_file.write(value)
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def comm_thread_table(comm_thread_id, comm_id, thread_id, *x):
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fmt = "!hiqiqiq"
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value = struct.pack(fmt, 3, 8, comm_thread_id, 8, comm_id, 8, thread_id)
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comm_thread_file.write(value)
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def dso_table(dso_id, machine_id, short_name, long_name, build_id, *x):
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n1 = len(short_name)
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n2 = len(long_name)
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n3 = len(build_id)
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fmt = "!hiqiqi" + str(n1) + "si" + str(n2) + "si" + str(n3) + "s"
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value = struct.pack(fmt, 5, 8, dso_id, 8, machine_id, n1, short_name, n2, long_name, n3, build_id)
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dso_file.write(value)
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def symbol_table(symbol_id, dso_id, sym_start, sym_end, binding, symbol_name, *x):
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n = len(symbol_name)
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fmt = "!hiqiqiqiqiii" + str(n) + "s"
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value = struct.pack(fmt, 6, 8, symbol_id, 8, dso_id, 8, sym_start, 8, sym_end, 4, binding, n, symbol_name)
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symbol_file.write(value)
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def branch_type_table(branch_type, name, *x):
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n = len(name)
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fmt = "!hiii" + str(n) + "s"
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value = struct.pack(fmt, 2, 4, branch_type, n, name)
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branch_type_file.write(value)
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def sample_table(sample_id, evsel_id, machine_id, thread_id, comm_id, dso_id, symbol_id, sym_offset, ip, time, cpu, to_dso_id, to_symbol_id, to_sym_offset, to_ip, period, weight, transaction, data_src, branch_type, in_tx, *x):
|
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if branches:
|
|
value = struct.pack("!hiqiqiqiqiqiqiqiqiqiqiiiqiqiqiqiiiB", 17, 8, sample_id, 8, evsel_id, 8, machine_id, 8, thread_id, 8, comm_id, 8, dso_id, 8, symbol_id, 8, sym_offset, 8, ip, 8, time, 4, cpu, 8, to_dso_id, 8, to_symbol_id, 8, to_sym_offset, 8, to_ip, 4, branch_type, 1, in_tx)
|
|
else:
|
|
value = struct.pack("!hiqiqiqiqiqiqiqiqiqiqiiiqiqiqiqiqiqiqiqiiiB", 21, 8, sample_id, 8, evsel_id, 8, machine_id, 8, thread_id, 8, comm_id, 8, dso_id, 8, symbol_id, 8, sym_offset, 8, ip, 8, time, 4, cpu, 8, to_dso_id, 8, to_symbol_id, 8, to_sym_offset, 8, to_ip, 8, period, 8, weight, 8, transaction, 8, data_src, 4, branch_type, 1, in_tx)
|
|
sample_file.write(value)
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|
|
|
def call_path_table(cp_id, parent_id, symbol_id, ip, *x):
|
|
fmt = "!hiqiqiqiq"
|
|
value = struct.pack(fmt, 4, 8, cp_id, 8, parent_id, 8, symbol_id, 8, ip)
|
|
call_path_file.write(value)
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|
|
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def call_return_table(cr_id, thread_id, comm_id, call_path_id, call_time, return_time, branch_count, call_id, return_id, parent_call_path_id, flags, *x):
|
|
fmt = "!hiqiqiqiqiqiqiqiqiqiqii"
|
|
value = struct.pack(fmt, 11, 8, cr_id, 8, thread_id, 8, comm_id, 8, call_path_id, 8, call_time, 8, return_time, 8, branch_count, 8, call_id, 8, return_id, 8, parent_call_path_id, 4, flags)
|
|
call_file.write(value)
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