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1# export-to-postgresql.py: export perf data to a postgresql database
2# Copyright (c) 2014, Intel Corporation.
3#
4# This program is free software; you can redistribute it and/or modify it
5# under the terms and conditions of the GNU General Public License,
6# version 2, as published by the Free Software Foundation.
7#
8# This program is distributed in the hope it will be useful, but WITHOUT
9# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11# more details.
12
13import os
14import sys
15import struct
16import datetime
17
18from PySide.QtSql import *
19
20# Need to access PostgreSQL C library directly to use COPY FROM STDIN
21from ctypes import *
22libpq = CDLL("libpq.so.5")
23PQconnectdb = libpq.PQconnectdb
24PQconnectdb.restype = c_void_p
25PQfinish = libpq.PQfinish
26PQstatus = libpq.PQstatus
27PQexec = libpq.PQexec
28PQexec.restype = c_void_p
29PQresultStatus = libpq.PQresultStatus
30PQputCopyData = libpq.PQputCopyData
31PQputCopyData.argtypes = [ c_void_p, c_void_p, c_int ]
32PQputCopyEnd = libpq.PQputCopyEnd
33PQputCopyEnd.argtypes = [ c_void_p, c_void_p ]
34
35sys.path.append(os.environ['PERF_EXEC_PATH'] + \
36 '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
37
38# These perf imports are not used at present
39#from perf_trace_context import *
40#from Core import *
41
42perf_db_export_mode = True
43perf_db_export_calls = False
44
45def usage():
46 print >> sys.stderr, "Usage is: export-to-postgresql.py <database name> [<columns>] [<calls>]"
47 print >> sys.stderr, "where: columns 'all' or 'branches'"
48 print >> sys.stderr, " calls 'calls' => create calls table"
49 raise Exception("Too few arguments")
50
51if (len(sys.argv) < 2):
52 usage()
53
54dbname = sys.argv[1]
55
56if (len(sys.argv) >= 3):
57 columns = sys.argv[2]
58else:
59 columns = "all"
60
61if columns not in ("all", "branches"):
62 usage()
63
64branches = (columns == "branches")
65
66if (len(sys.argv) >= 4):
67 if (sys.argv[3] == "calls"):
68 perf_db_export_calls = True
69 else:
70 usage()
71
72output_dir_name = os.getcwd() + "/" + dbname + "-perf-data"
73os.mkdir(output_dir_name)
74
75def do_query(q, s):
76 if (q.exec_(s)):
77 return
78 raise Exception("Query failed: " + q.lastError().text())
79
80print datetime.datetime.today(), "Creating database..."
81
82db = QSqlDatabase.addDatabase('QPSQL')
83query = QSqlQuery(db)
84db.setDatabaseName('postgres')
85db.open()
86try:
87 do_query(query, 'CREATE DATABASE ' + dbname)
88except:
89 os.rmdir(output_dir_name)
90 raise
91query.finish()
92query.clear()
93db.close()
94
95db.setDatabaseName(dbname)
96db.open()
97
98query = QSqlQuery(db)
99do_query(query, 'SET client_min_messages TO WARNING')
100
101do_query(query, 'CREATE TABLE selected_events ('
102 'id bigint NOT NULL,'
103 'name varchar(80))')
104do_query(query, 'CREATE TABLE machines ('
105 'id bigint NOT NULL,'
106 'pid integer,'
107 'root_dir varchar(4096))')
108do_query(query, 'CREATE TABLE threads ('
109 'id bigint NOT NULL,'
110 'machine_id bigint,'
111 'process_id bigint,'
112 'pid integer,'
113 'tid integer)')
114do_query(query, 'CREATE TABLE comms ('
115 'id bigint NOT NULL,'
116 'comm varchar(16))')
117do_query(query, 'CREATE TABLE comm_threads ('
118 'id bigint NOT NULL,'
119 'comm_id bigint,'
120 'thread_id bigint)')
121do_query(query, 'CREATE TABLE dsos ('
122 'id bigint NOT NULL,'
123 'machine_id bigint,'
124 'short_name varchar(256),'
125 'long_name varchar(4096),'
126 'build_id varchar(64))')
127do_query(query, 'CREATE TABLE symbols ('
128 'id bigint NOT NULL,'
129 'dso_id bigint,'
130 'sym_start bigint,'
131 'sym_end bigint,'
132 'binding integer,'
133 'name varchar(2048))')
134do_query(query, 'CREATE TABLE branch_types ('
135 'id integer NOT NULL,'
136 'name varchar(80))')
137
138if branches:
139 do_query(query, 'CREATE TABLE samples ('
140 'id bigint NOT NULL,'
141 'evsel_id bigint,'
142 'machine_id bigint,'
143 'thread_id bigint,'
144 'comm_id bigint,'
145 'dso_id bigint,'
146 'symbol_id bigint,'
147 'sym_offset bigint,'
148 'ip bigint,'
149 'time bigint,'
150 'cpu integer,'
151 'to_dso_id bigint,'
152 'to_symbol_id bigint,'
153 'to_sym_offset bigint,'
154 'to_ip bigint,'
155 'branch_type integer,'
156 'in_tx boolean)')
157else:
158 do_query(query, 'CREATE TABLE samples ('
159 'id bigint NOT NULL,'
160 'evsel_id bigint,'
161 'machine_id bigint,'
162 'thread_id bigint,'
163 'comm_id bigint,'
164 'dso_id bigint,'
165 'symbol_id bigint,'
166 'sym_offset bigint,'
167 'ip bigint,'
168 'time bigint,'
169 'cpu integer,'
170 'to_dso_id bigint,'
171 'to_symbol_id bigint,'
172 'to_sym_offset bigint,'
173 'to_ip bigint,'
174 'period bigint,'
175 'weight bigint,'
176 'transaction bigint,'
177 'data_src bigint,'
178 'branch_type integer,'
179 'in_tx boolean)')
180
181if perf_db_export_calls:
182 do_query(query, 'CREATE TABLE call_paths ('
183 'id bigint NOT NULL,'
184 'parent_id bigint,'
185 'symbol_id bigint,'
186 'ip bigint)')
187 do_query(query, 'CREATE TABLE calls ('
188 'id bigint NOT NULL,'
189 'thread_id bigint,'
190 'comm_id bigint,'
191 'call_path_id bigint,'
192 'call_time bigint,'
193 'return_time bigint,'
194 'branch_count bigint,'
195 'call_id bigint,'
196 'return_id bigint,'
197 'parent_call_path_id bigint,'
198 'flags integer)')
199
200do_query(query, 'CREATE VIEW samples_view AS '
201 'SELECT '
202 'id,'
203 'time,'
204 'cpu,'
205 '(SELECT pid FROM threads WHERE id = thread_id) AS pid,'
206 '(SELECT tid FROM threads WHERE id = thread_id) AS tid,'
207 '(SELECT comm FROM comms WHERE id = comm_id) AS command,'
208 '(SELECT name FROM selected_events WHERE id = evsel_id) AS event,'
209 'to_hex(ip) AS ip_hex,'
210 '(SELECT name FROM symbols WHERE id = symbol_id) AS symbol,'
211 'sym_offset,'
212 '(SELECT short_name FROM dsos WHERE id = dso_id) AS dso_short_name,'
213 'to_hex(to_ip) AS to_ip_hex,'
214 '(SELECT name FROM symbols WHERE id = to_symbol_id) AS to_symbol,'
215 'to_sym_offset,'
216 '(SELECT short_name FROM dsos WHERE id = to_dso_id) AS to_dso_short_name,'
217 '(SELECT name FROM branch_types WHERE id = branch_type) AS branch_type_name,'
218 'in_tx'
219 ' FROM samples')
220
221
222file_header = struct.pack("!11sii", "PGCOPY\n\377\r\n\0", 0, 0)
223file_trailer = "\377\377"
224
225def open_output_file(file_name):
226 path_name = output_dir_name + "/" + file_name
227 file = open(path_name, "w+")
228 file.write(file_header)
229 return file
230
231def close_output_file(file):
232 file.write(file_trailer)
233 file.close()
234
235def copy_output_file_direct(file, table_name):
236 close_output_file(file)
237 sql = "COPY " + table_name + " FROM '" + file.name + "' (FORMAT 'binary')"
238 do_query(query, sql)
239
240# Use COPY FROM STDIN because security may prevent postgres from accessing the files directly
241def copy_output_file(file, table_name):
242 conn = PQconnectdb("dbname = " + dbname)
243 if (PQstatus(conn)):
244 raise Exception("COPY FROM STDIN PQconnectdb failed")
245 file.write(file_trailer)
246 file.seek(0)
247 sql = "COPY " + table_name + " FROM STDIN (FORMAT 'binary')"
248 res = PQexec(conn, sql)
249 if (PQresultStatus(res) != 4):
250 raise Exception("COPY FROM STDIN PQexec failed")
251 data = file.read(65536)
252 while (len(data)):
253 ret = PQputCopyData(conn, data, len(data))
254 if (ret != 1):
255 raise Exception("COPY FROM STDIN PQputCopyData failed, error " + str(ret))
256 data = file.read(65536)
257 ret = PQputCopyEnd(conn, None)
258 if (ret != 1):
259 raise Exception("COPY FROM STDIN PQputCopyEnd failed, error " + str(ret))
260 PQfinish(conn)
261
262def remove_output_file(file):
263 name = file.name
264 file.close()
265 os.unlink(name)
266
267evsel_file = open_output_file("evsel_table.bin")
268machine_file = open_output_file("machine_table.bin")
269thread_file = open_output_file("thread_table.bin")
270comm_file = open_output_file("comm_table.bin")
271comm_thread_file = open_output_file("comm_thread_table.bin")
272dso_file = open_output_file("dso_table.bin")
273symbol_file = open_output_file("symbol_table.bin")
274branch_type_file = open_output_file("branch_type_table.bin")
275sample_file = open_output_file("sample_table.bin")
276if perf_db_export_calls:
277 call_path_file = open_output_file("call_path_table.bin")
278 call_file = open_output_file("call_table.bin")
279
280def trace_begin():
281 print datetime.datetime.today(), "Writing to intermediate files..."
282 # id == 0 means unknown. It is easier to create records for them than replace the zeroes with NULLs
283 evsel_table(0, "unknown")
284 machine_table(0, 0, "unknown")
285 thread_table(0, 0, 0, -1, -1)
286 comm_table(0, "unknown")
287 dso_table(0, 0, "unknown", "unknown", "")
288 symbol_table(0, 0, 0, 0, 0, "unknown")
289 sample_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
290 if perf_db_export_calls:
291 call_path_table(0, 0, 0, 0)
292
293unhandled_count = 0
294
295def trace_end():
296 print datetime.datetime.today(), "Copying to database..."
297 copy_output_file(evsel_file, "selected_events")
298 copy_output_file(machine_file, "machines")
299 copy_output_file(thread_file, "threads")
300 copy_output_file(comm_file, "comms")
301 copy_output_file(comm_thread_file, "comm_threads")
302 copy_output_file(dso_file, "dsos")
303 copy_output_file(symbol_file, "symbols")
304 copy_output_file(branch_type_file, "branch_types")
305 copy_output_file(sample_file, "samples")
306 if perf_db_export_calls:
307 copy_output_file(call_path_file, "call_paths")
308 copy_output_file(call_file, "calls")
309
310 print datetime.datetime.today(), "Removing intermediate files..."
311 remove_output_file(evsel_file)
312 remove_output_file(machine_file)
313 remove_output_file(thread_file)
314 remove_output_file(comm_file)
315 remove_output_file(comm_thread_file)
316 remove_output_file(dso_file)
317 remove_output_file(symbol_file)
318 remove_output_file(branch_type_file)
319 remove_output_file(sample_file)
320 if perf_db_export_calls:
321 remove_output_file(call_path_file)
322 remove_output_file(call_file)
323 os.rmdir(output_dir_name)
324 print datetime.datetime.today(), "Adding primary keys"
325 do_query(query, 'ALTER TABLE selected_events ADD PRIMARY KEY (id)')
326 do_query(query, 'ALTER TABLE machines ADD PRIMARY KEY (id)')
327 do_query(query, 'ALTER TABLE threads ADD PRIMARY KEY (id)')
328 do_query(query, 'ALTER TABLE comms ADD PRIMARY KEY (id)')
329 do_query(query, 'ALTER TABLE comm_threads ADD PRIMARY KEY (id)')
330 do_query(query, 'ALTER TABLE dsos ADD PRIMARY KEY (id)')
331 do_query(query, 'ALTER TABLE symbols ADD PRIMARY KEY (id)')
332 do_query(query, 'ALTER TABLE branch_types ADD PRIMARY KEY (id)')
333 do_query(query, 'ALTER TABLE samples ADD PRIMARY KEY (id)')
334 if perf_db_export_calls:
335 do_query(query, 'ALTER TABLE call_paths ADD PRIMARY KEY (id)')
336 do_query(query, 'ALTER TABLE calls ADD PRIMARY KEY (id)')
337
338 print datetime.datetime.today(), "Adding foreign keys"
339 do_query(query, 'ALTER TABLE threads '
340 'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id),'
341 'ADD CONSTRAINT processfk FOREIGN KEY (process_id) REFERENCES threads (id)')
342 do_query(query, 'ALTER TABLE comm_threads '
343 'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
344 'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id)')
345 do_query(query, 'ALTER TABLE dsos '
346 'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id)')
347 do_query(query, 'ALTER TABLE symbols '
348 'ADD CONSTRAINT dsofk FOREIGN KEY (dso_id) REFERENCES dsos (id)')
349 do_query(query, 'ALTER TABLE samples '
350 'ADD CONSTRAINT evselfk FOREIGN KEY (evsel_id) REFERENCES selected_events (id),'
351 'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id),'
352 'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id),'
353 'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
354 'ADD CONSTRAINT dsofk FOREIGN KEY (dso_id) REFERENCES dsos (id),'
355 'ADD CONSTRAINT symbolfk FOREIGN KEY (symbol_id) REFERENCES symbols (id),'
356 'ADD CONSTRAINT todsofk FOREIGN KEY (to_dso_id) REFERENCES dsos (id),'
357 'ADD CONSTRAINT tosymbolfk FOREIGN KEY (to_symbol_id) REFERENCES symbols (id)')
358 if perf_db_export_calls:
359 do_query(query, 'ALTER TABLE call_paths '
360 'ADD CONSTRAINT parentfk FOREIGN KEY (parent_id) REFERENCES call_paths (id),'
361 'ADD CONSTRAINT symbolfk FOREIGN KEY (symbol_id) REFERENCES symbols (id)')
362 do_query(query, 'ALTER TABLE calls '
363 'ADD CONSTRAINT threadfk FOREIGN KEY (thread_id) REFERENCES threads (id),'
364 'ADD CONSTRAINT commfk FOREIGN KEY (comm_id) REFERENCES comms (id),'
365 'ADD CONSTRAINT call_pathfk FOREIGN KEY (call_path_id) REFERENCES call_paths (id),'
366 'ADD CONSTRAINT callfk FOREIGN KEY (call_id) REFERENCES samples (id),'
367 'ADD CONSTRAINT returnfk FOREIGN KEY (return_id) REFERENCES samples (id),'
368 'ADD CONSTRAINT parent_call_pathfk FOREIGN KEY (parent_call_path_id) REFERENCES call_paths (id)')
369 do_query(query, 'CREATE INDEX pcpid_idx ON calls (parent_call_path_id)')
370
371 if (unhandled_count):
372 print datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events"
373 print datetime.datetime.today(), "Done"
374
375def trace_unhandled(event_name, context, event_fields_dict):
376 global unhandled_count
377 unhandled_count += 1
378
379def sched__sched_switch(*x):
380 pass
381
382def evsel_table(evsel_id, evsel_name, *x):
383 n = len(evsel_name)
384 fmt = "!hiqi" + str(n) + "s"
385 value = struct.pack(fmt, 2, 8, evsel_id, n, evsel_name)
386 evsel_file.write(value)
387
388def machine_table(machine_id, pid, root_dir, *x):
389 n = len(root_dir)
390 fmt = "!hiqiii" + str(n) + "s"
391 value = struct.pack(fmt, 3, 8, machine_id, 4, pid, n, root_dir)
392 machine_file.write(value)
393
394def thread_table(thread_id, machine_id, process_id, pid, tid, *x):
395 value = struct.pack("!hiqiqiqiiii", 5, 8, thread_id, 8, machine_id, 8, process_id, 4, pid, 4, tid)
396 thread_file.write(value)
397
398def comm_table(comm_id, comm_str, *x):
399 n = len(comm_str)
400 fmt = "!hiqi" + str(n) + "s"
401 value = struct.pack(fmt, 2, 8, comm_id, n, comm_str)
402 comm_file.write(value)
403
404def comm_thread_table(comm_thread_id, comm_id, thread_id, *x):
405 fmt = "!hiqiqiq"
406 value = struct.pack(fmt, 3, 8, comm_thread_id, 8, comm_id, 8, thread_id)
407 comm_thread_file.write(value)
408
409def dso_table(dso_id, machine_id, short_name, long_name, build_id, *x):
410 n1 = len(short_name)
411 n2 = len(long_name)
412 n3 = len(build_id)
413 fmt = "!hiqiqi" + str(n1) + "si" + str(n2) + "si" + str(n3) + "s"
414 value = struct.pack(fmt, 5, 8, dso_id, 8, machine_id, n1, short_name, n2, long_name, n3, build_id)
415 dso_file.write(value)
416
417def symbol_table(symbol_id, dso_id, sym_start, sym_end, binding, symbol_name, *x):
418 n = len(symbol_name)
419 fmt = "!hiqiqiqiqiii" + str(n) + "s"
420 value = struct.pack(fmt, 6, 8, symbol_id, 8, dso_id, 8, sym_start, 8, sym_end, 4, binding, n, symbol_name)
421 symbol_file.write(value)
422
423def branch_type_table(branch_type, name, *x):
424 n = len(name)
425 fmt = "!hiii" + str(n) + "s"
426 value = struct.pack(fmt, 2, 4, branch_type, n, name)
427 branch_type_file.write(value)
428
429def 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):
430 if branches:
431 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)
432 else:
433 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)
434 sample_file.write(value)
435
436def call_path_table(cp_id, parent_id, symbol_id, ip, *x):
437 fmt = "!hiqiqiqiq"
438 value = struct.pack(fmt, 4, 8, cp_id, 8, parent_id, 8, symbol_id, 8, ip)
439 call_path_file.write(value)
440
441def 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):
442 fmt = "!hiqiqiqiqiqiqiqiqiqiqii"
443 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)
444 call_file.write(value)
generated by cgit v1.2.2 (git 2.25.0) at 2025-05-09 03:42:14 -0400