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perf script python: Add printdate function to SQL exporters

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Introduce a printdate function to eliminate the repetitive use of
datetime.datetime.today() in the SQL exporting scripts.

Signed-off-by: Tony Jones <tonyj@suse.de>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: http://lkml.kernel.org/r/20190309000518.2438-5-tonyj@suse.de
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Tony Jones 2019-03-08 16:05:18 -08:00 • committed by Arnaldo Carvalho de Melo
parent ebf6c5c181
commit 49f93bbf17
2 changed files with 19 additions and 13 deletions
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13
tools/perf/scripts/python/export-to-sqlite.py
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@ -65,6 +65,9 @@ perf_db_export_callchains = False
def printerr(*args, **keyword_args):
print(*args, file=sys.stderr, **keyword_args)
def printdate(*args, **kw_args):
print(datetime.datetime.today(), *args, sep=' ', **kw_args)
def usage():
printerr("Usage is: export-to-sqlite.py <database name> [<columns>] [<calls>] [<callchains>]");
printerr("where: columns 'all' or 'branches'");
@ -105,7 +108,7 @@ def do_query_(q):
return
raise Exception("Query failed: " + q.lastError().text())
print(datetime.datetime.today(), "Creating database ...")
printdate("Creating database ...")
db_exists = False
try:
@ -383,7 +386,7 @@ if perf_db_export_calls:
call_query.prepare("INSERT INTO calls VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
def trace_begin():
print(datetime.datetime.today(), "Writing records...")
printdate("Writing records...")
do_query(query, 'BEGIN TRANSACTION')
# id == 0 means unknown. It is easier to create records for them than replace the zeroes with NULLs
evsel_table(0, "unknown")
@ -402,14 +405,14 @@ unhandled_count = 0
def trace_end():
do_query(query, 'END TRANSACTION')
print(datetime.datetime.today(), "Adding indexes")
printdate("Adding indexes")
if perf_db_export_calls:
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")
print(datetime.datetime.today(), "Done")
printdate("Warning: ", unhandled_count, " unhandled events")
printdate("Done")
def trace_unhandled(event_name, context, event_fields_dict):
global unhandled_count