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SubjectRe: [PATCH v2 7/7] perf script python: add printdate function to SQL exporters
Em Fri, Mar 01, 2019 at 05:19:03PM -0800, Tony Jones escreveu:
> Introduce a printdate function to eliminate the repetitive use of
> datetime.datetime.today() in the SQL exporting scripts.

Seems easy enough, but since Adrian provided the Acked-by to the other
patch, can this be done this time again?

Thanks,

- Arnaldo

> Signed-off-by: Tony Jones <tonyj@suse.de>
> Cc: Adrian Hunter <adrian.hunter@intel.com>
> ---
> tools/perf/scripts/python/export-to-postgresql.py | 19 +++++++++++--------
> tools/perf/scripts/python/export-to-sqlite.py | 13 ++++++++-----
> 2 files changed, 19 insertions(+), 13 deletions(-)
>
> diff --git a/tools/perf/scripts/python/export-to-postgresql.py b/tools/perf/scripts/python/export-to-postgresql.py
> index 439bbbf1e036..515dc5506427 100644
> --- a/tools/perf/scripts/python/export-to-postgresql.py
> +++ b/tools/perf/scripts/python/export-to-postgresql.py
> @@ -249,6 +249,9 @@ perf_db_export_callchains = False
> def printerr(*args, **kw_args):
> print(*args, file=sys.stderr, **kw_args)
>
> +def printdate(*args, **kw_args):
> + print(datetime.datetime.today(), *args, sep=' ', **kw_args)
> +
> def usage():
> printerr("Usage is: export-to-postgresql.py <database name> [<columns>] [<calls>] [<callchains>]")
> printerr("where: columns 'all' or 'branches'")
> @@ -287,7 +290,7 @@ def do_query(q, s):
> return
> raise Exception("Query failed: " + q.lastError().text())
>
> -print(datetime.datetime.today(), "Creating database...")
> +printdate("Creating database...")
>
> db = QSqlDatabase.addDatabase('QPSQL')
> query = QSqlQuery(db)
> @@ -580,7 +583,7 @@ if perf_db_export_calls:
> call_file = open_output_file("call_table.bin")
>
> def trace_begin():
> - print(datetime.datetime.today(), "Writing to intermediate files...")
> + printdate("Writing to intermediate files...")
> # id == 0 means unknown. It is easier to create records for them than replace the zeroes with NULLs
> evsel_table(0, "unknown")
> machine_table(0, 0, "unknown")
> @@ -596,7 +599,7 @@ def trace_begin():
> unhandled_count = 0
>
> def trace_end():
> - print(datetime.datetime.today(), "Copying to database...")
> + printdate("Copying to database...")
> copy_output_file(evsel_file, "selected_events")
> copy_output_file(machine_file, "machines")
> copy_output_file(thread_file, "threads")
> @@ -611,7 +614,7 @@ def trace_end():
> if perf_db_export_calls:
> copy_output_file(call_file, "calls")
>
> - print(datetime.datetime.today(), "Removing intermediate files...")
> + printdate("Removing intermediate files...")
> remove_output_file(evsel_file)
> remove_output_file(machine_file)
> remove_output_file(thread_file)
> @@ -626,7 +629,7 @@ def trace_end():
> if perf_db_export_calls:
> remove_output_file(call_file)
> os.rmdir(output_dir_name)
> - print(datetime.datetime.today(), "Adding primary keys")
> + printdate("Adding primary keys")
> do_query(query, 'ALTER TABLE selected_events ADD PRIMARY KEY (id)')
> do_query(query, 'ALTER TABLE machines ADD PRIMARY KEY (id)')
> do_query(query, 'ALTER TABLE threads ADD PRIMARY KEY (id)')
> @@ -641,7 +644,7 @@ def trace_end():
> if perf_db_export_calls:
> do_query(query, 'ALTER TABLE calls ADD PRIMARY KEY (id)')
>
> - print(datetime.datetime.today(), "Adding foreign keys")
> + printdate("Adding foreign keys")
> do_query(query, 'ALTER TABLE threads '
> 'ADD CONSTRAINT machinefk FOREIGN KEY (machine_id) REFERENCES machines (id),'
> 'ADD CONSTRAINT processfk FOREIGN KEY (process_id) REFERENCES threads (id)')
> @@ -677,8 +680,8 @@ def trace_end():
> 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
> diff --git a/tools/perf/scripts/python/export-to-sqlite.py b/tools/perf/scripts/python/export-to-sqlite.py
> index 3da338243aed..3b71902a5a21 100644
> --- a/tools/perf/scripts/python/export-to-sqlite.py
> +++ b/tools/perf/scripts/python/export-to-sqlite.py
> @@ -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
> --
> 2.16.4

--

- Arnaldo

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