From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58EDBC7618F for ; Mon, 15 Jul 2019 21:14:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2C01920449 for ; Mon, 15 Jul 2019 21:14:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563225254; bh=V2AOtZAj5hgsl5MN+QbfZVB9JIFthfWkj8+jM/g6tMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=NTLdLPi/RfhU588XC/ggcKR5FuLunv8JBftjRAJeMVGDfqyB7EQiEdviLjFJYKZzt 3BEIWGqdx8QNTXqHbto9PyDpDGw7PCUwc78QbvM3Qfi64TJflV6sMkvKWWB6pvrW1F Kn5qd3c9g8QiXqczD1Jr3OHvIcDaa5FM9FCaKPco= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387402AbfGOVOM (ORCPT ); Mon, 15 Jul 2019 17:14:12 -0400 Received: from mail.kernel.org ([198.145.29.99]:45022 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731486AbfGOVOL (ORCPT ); Mon, 15 Jul 2019 17:14:11 -0400 Received: from quaco.ghostprotocols.net (179-240-129-12.3g.claro.net.br [179.240.129.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 847922171F; Mon, 15 Jul 2019 21:14:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563225249; bh=V2AOtZAj5hgsl5MN+QbfZVB9JIFthfWkj8+jM/g6tMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LZN/4Y6rQGi4ASN4yAhjaWjXP9xYN/3fHt39BT2HJPQJfW4jjs2c1MVyYWNCftz67 +UYhzp+MZ0IT3ophHPCw0u31ppmixW38W/L/cJJGP3mDCeuimLx5dzN14gzuwa4YxK DqSJgCMG5WkzEGt4+4EPVQvruc18/nFyWtjooooc= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Adrian Hunter , Arnaldo Carvalho de Melo , Jiri Olsa Subject: [PATCH 23/28] perf scripts python: export-to-sqlite.py: Export switch events Date: Mon, 15 Jul 2019 18:11:55 -0300 Message-Id: <20190715211200.10984-24-acme@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190715211200.10984-1-acme@kernel.org> References: <20190715211200.10984-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Adrian Hunter Export switch events to a new table 'context_switches' and create a view 'context_switches_view'. The table and view will show automatically in the exported-sql-viewer.py script. If the table ends up empty, then it and the view are dropped. Committer testing: Use the exported-sql-viewer.py and look at "Tables" -> "context_switches": id machine_id time cpu thread_out_id comm_out_id thread_in_id comm_in_id flags 1 1 187836111885918 7 1 1 2 2 3 2 1 187836111889369 7 1 1 2 2 0 3 1 187836112464618 7 2 3 1 1 1 4 1 187836112465511 7 2 3 1 1 0 Signed-off-by: Adrian Hunter Tested-by: Arnaldo Carvalho de Melo Cc: Jiri Olsa Link: http://lkml.kernel.org/r/20190710085810.1650-21-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/scripts/python/export-to-sqlite.py | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/tools/perf/scripts/python/export-to-sqlite.py b/tools/perf/scripts/python/export-to-sqlite.py index 9156f6a1e5f0..8043a7272a56 100644 --- a/tools/perf/scripts/python/export-to-sqlite.py +++ b/tools/perf/scripts/python/export-to-sqlite.py @@ -306,6 +306,17 @@ do_query(query, 'CREATE TABLE pwrx (' 'last_cstate integer,' 'wake_reason integer)') +do_query(query, 'CREATE TABLE context_switches (' + 'id integer NOT NULL PRIMARY KEY,' + 'machine_id bigint,' + 'time bigint,' + 'cpu integer,' + 'thread_out_id bigint,' + 'comm_out_id bigint,' + 'thread_in_id bigint,' + 'comm_in_id bigint,' + 'flags integer)') + # printf was added to sqlite in version 3.8.3 sqlite_has_printf = False try: @@ -530,6 +541,29 @@ do_query(query, 'CREATE VIEW power_events_view AS ' ' INNER JOIN selected_events ON selected_events.id = evsel_id' ' WHERE selected_events.name IN (\'cbr\',\'mwait\',\'exstop\',\'pwre\',\'pwrx\')') +do_query(query, 'CREATE VIEW context_switches_view AS ' + 'SELECT ' + 'context_switches.id,' + 'context_switches.machine_id,' + 'context_switches.time,' + 'context_switches.cpu,' + 'th_out.pid AS pid_out,' + 'th_out.tid AS tid_out,' + 'comm_out.comm AS comm_out,' + 'th_in.pid AS pid_in,' + 'th_in.tid AS tid_in,' + 'comm_in.comm AS comm_in,' + 'CASE WHEN context_switches.flags = 0 THEN \'in\'' + ' WHEN context_switches.flags = 1 THEN \'out\'' + ' WHEN context_switches.flags = 3 THEN \'out preempt\'' + ' ELSE context_switches.flags ' + 'END AS flags' + ' FROM context_switches' + ' INNER JOIN threads AS th_out ON th_out.id = context_switches.thread_out_id' + ' INNER JOIN threads AS th_in ON th_in.id = context_switches.thread_in_id' + ' INNER JOIN comms AS comm_out ON comm_out.id = context_switches.comm_out_id' + ' INNER JOIN comms AS comm_in ON comm_in.id = context_switches.comm_in_id') + do_query(query, 'END TRANSACTION') evsel_query = QSqlQuery(db) @@ -571,6 +605,8 @@ exstop_query = QSqlQuery(db) exstop_query.prepare("INSERT INTO exstop VALUES (?, ?)") pwrx_query = QSqlQuery(db) pwrx_query.prepare("INSERT INTO pwrx VALUES (?, ?, ?, ?)") +context_switch_query = QSqlQuery(db) +context_switch_query.prepare("INSERT INTO context_switches VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)") def trace_begin(): printdate("Writing records...") @@ -620,6 +656,8 @@ def trace_end(): drop("pwrx") if is_table_empty("cbr"): drop("cbr") + if is_table_empty("context_switches"): + drop("context_switches") if (unhandled_count): printdate("Warning: ", unhandled_count, " unhandled events") @@ -753,3 +791,6 @@ def synth_data(id, config, raw_buf, *x): pwrx(id, raw_buf) elif config == 5: cbr(id, raw_buf) + +def context_switch_table(*x): + bind_exec(context_switch_query, 9, x) -- 2.21.0