linux-kernel - Re: [PATCH 4/8] perf scripts python: export-to-postgresql.py: Export calls parent

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Date:   Fri, 1 Mar 2019 14:54:09 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     Adrian Hunter <adrian.hunter@...el.com>
Cc:     Jiri Olsa <jolsa@...hat.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/8] perf scripts python: export-to-postgresql.py: Export
 calls parent_id

Em Thu, Feb 28, 2019 at 03:00:27PM +0200, Adrian Hunter escreveu:
> Export to the 'calls' table the newly created 'parent_id' and create an
> index for it.

Thanks, applied.

- Arnaldo
 
> Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
> ---
>  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)
> -- 
> 2.17.1

-- 

- Arnaldo