[tip:perf/urgent] perf scripts python: export-to-postgresql.py: Export calls parent_id

From: tip-bot for Adrian Hunter
Date: Sat Mar 09 2019 - 14:53:39 EST


Commit-ID: febce6dc1f5167e683d6e3c3d0f6ab7f98201ea8
Gitweb: https://git.kernel.org/tip/febce6dc1f5167e683d6e3c3d0f6ab7f98201ea8
Author: Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Thu, 28 Feb 2019 15:00:27 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 1 Mar 2019 14:53:33 -0300

perf scripts python: export-to-postgresql.py: Export calls parent_id

Export to the 'calls' table the newly created 'parent_id' and create an
index for it.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-eybd6fnk6j9r7g643lsideoo@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/scripts/python/export-to-postgresql.py | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/tools/perf/scripts/python/export-to-postgresql.py b/tools/perf/scripts/python/export-to-postgresql.py
index 6358522a69f6..390a351d15ea 100644
--- a/tools/perf/scripts/python/export-to-postgresql.py
+++ b/tools/perf/scripts/python/export-to-postgresql.py
@@ -394,7 +394,8 @@ if perf_db_export_calls:
'call_id bigint,'
'return_id bigint,'
'parent_call_path_id bigint,'
- 'flags integer)')
+ 'flags integer,'
+ 'parent_id bigint)')

do_query(query, 'CREATE VIEW machines_view AS '
'SELECT '
@@ -479,7 +480,8 @@ if perf_db_export_calls:
'call_id,'
'return_id,'
'CASE WHEN flags=0 THEN \'\' WHEN flags=1 THEN \'no call\' WHEN flags=2 THEN \'no return\' WHEN flags=3 THEN \'no call/return\' WHEN flags=6 THEN \'jump\' ELSE CAST ( flags AS VARCHAR(6) ) END AS flags,'
- 'parent_call_path_id'
+ 'parent_call_path_id,'
+ 'calls.parent_id'
' FROM calls INNER JOIN call_paths ON call_paths.id = call_path_id')

do_query(query, 'CREATE VIEW samples_view AS '
@@ -575,6 +577,7 @@ def trace_begin():
sample_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
if perf_db_export_calls or perf_db_export_callchains:
call_path_table(0, 0, 0, 0)
+ call_return_table(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)

unhandled_count = 0

@@ -657,6 +660,7 @@ def trace_end():
'ADD CONSTRAINT returnfk FOREIGN KEY (return_id) REFERENCES samples (id),'
'ADD CONSTRAINT parent_call_pathfk FOREIGN KEY (parent_call_path_id) REFERENCES call_paths (id)')
do_query(query, 'CREATE INDEX pcpid_idx ON calls (parent_call_path_id)')
+ do_query(query, 'CREATE INDEX pid_idx ON calls (parent_id)')

if (unhandled_count):
print datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events"
@@ -728,7 +732,7 @@ def call_path_table(cp_id, parent_id, symbol_id, ip, *x):
value = struct.pack(fmt, 4, 8, cp_id, 8, parent_id, 8, symbol_id, 8, ip)
call_path_file.write(value)

-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)
+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, parent_id, *x):
+ fmt = "!hiqiqiqiqiqiqiqiqiqiqiiiq"
+ value = struct.pack(fmt, 12, 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, 8, parent_id)
call_file.write(value)