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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2AF66C433FE for ; Wed, 23 Nov 2022 18:02:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239407AbiKWSCl (ORCPT ); Wed, 23 Nov 2022 13:02:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53524 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239312AbiKWSCN (ORCPT ); Wed, 23 Nov 2022 13:02:13 -0500 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5332C87540; Wed, 23 Nov 2022 10:02:12 -0800 (PST) Received: by mail-pj1-x102c.google.com with SMTP id b11so16508894pjp.2; Wed, 23 Nov 2022 10:02:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:sender:from:to:cc:subject:date:message-id:reply-to; bh=rDn/mw+FagN1m2eiShMyH8xai72ctuc/pHCaCu8gIX8=; b=CQQ+Z2uEC/Y5KY8WYT4DVhjMlB7ix605zXjyMAlpj8C+mx25Kj75ljbsSLYrnVJRSJ 89lilGxicPszpFQXQ38f2waR/TA/zcHw6EQ45k6zN0jjX3fU4NexNGbdufd8OPBIWeyH Ja/rv7cgOeBrSHYbu7jKk9n7Hv3eIfTqDr/pV0WfxXsoVUsjJSuECYgxoNMu2lZIxBK+ fJ7inBMrWCPpMEeEaYvbIIrcNrsJulgusFV9AHUtkPkmVW5QjuQady76RcaLEuLWLVrp Vk8/ycPKTX+RbbqnLmCc5YOCQ6PUGDkwWXsjhhiVdMDYW1Q+4gOlO7yyjsKWNniIzEnq rlPw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:sender:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=rDn/mw+FagN1m2eiShMyH8xai72ctuc/pHCaCu8gIX8=; b=RdzaJ7oi4O+hizM6NVgGazzZjESxCK14fB4XmOMXXtpQvOjMWaIZz2ZErzaz/8hafS IboGs4BPsghcPu86yoXbgcfJzus5oqSgbtRkfujiFkNArI2llVCXtahuK3nFtK0fpaLK gYAym+cUXgcoOrhn9HprjMXLjik7p/Ft0vlniiqI0nUdIOpzseQYvcT9HyVU1sd4i+oc yfPLyRa2FFAtPOpFeWJbcVbRrsPVlzCjwFARTh2MZ0QMz/76yVCGLETzic344f6454Ee KpZASJ66Tarm6hl41eVDwO+49ORMal55pgEslfuCbpku2rT7j+gIu8sVAxGXJdRBcdh3 R+JQ== X-Gm-Message-State: ANoB5pl2U/oTvPqXU6qEJ5NU6w4cQOLJ6h7LUCgo/S/Nr8gA5wiLCEvV j+KHMM3OsFDOiAYWjH7y8rs= X-Google-Smtp-Source: AA0mqf4/ovAD9a9j1NKeTDoIo+X3I0vrIx0aPrt329o8qSrb2pXbEv4LDfkiobf4pTLeAZBa5iRXIA== X-Received: by 2002:a17:90a:2e16:b0:20a:bb1f:44a with SMTP id q22-20020a17090a2e1600b0020abb1f044amr38726233pjd.160.1669226531222; Wed, 23 Nov 2022 10:02:11 -0800 (PST) Received: from balhae.hsd1.ca.comcast.net ([2601:647:6780:a80:c968:76:254b:3790]) by smtp.gmail.com with ESMTPSA id i15-20020a655b8f000000b00470275c8d6dsm10792364pgr.10.2022.11.23.10.02.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Nov 2022 10:02:10 -0800 (PST) Sender: Namhyung Kim From: Namhyung Kim To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: Ingo Molnar , Peter Zijlstra , LKML , Ian Rogers , Adrian Hunter , linux-perf-users@vger.kernel.org, Kan Liang , Zhengjun Xing , James Clark , Athira Jajeev Subject: [PATCHSET 00/15] perf stat: Improve perf stat output (v2) Date: Wed, 23 Nov 2022 10:01:53 -0800 Message-Id: <20221123180208.2068936-1-namhyung@kernel.org> X-Mailer: git-send-email 2.38.1.584.g0f3c55d4c2-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, This is a continuation of my perf stat cleanup work focusing on the metric-only mode with JSON output now. It's based on the previous patchset which is already merged to acme/perf/core. The JSON output + metric-only with aggregation has been broken for a while. The last update fixed the crash but it still produced invalid JSON objects. Also having a separate header and objects with their own "metric-value" key is not convenient to process. # perf stat -aj --metric-only --per-socket sleep 1 {"unit" : "GHz"}{"unit" : "insn per cycle"}{"unit" : "branch-misses of all branches"} {"socket" : "S0", "aggregate-number" : 8, {"metric-value" : "0.809"}{"metric-value" : "2.10"}{"metric-value" : "0.37"} So I removed the header and move the metric keys to the object. Then it doesn't need separate objects anymore. The new output looks like: # perf stat -aj --metric-only --per-socket sleep 1 {"socket" : "S0", "cpu-count" : 8, "GHz" : "0.817", "insn per cycle" : "2.15", "branch-misses of all branches" : "0.38"} You can get it from 'perf/stat-display-v2' branch in git://git.kernel.org/pub/scm/linux/kernel/git/namhyung/linux-perf.git Thanks, Namhyung Namhyung Kim (15): perf stat: Fix cgroup display in JSON output perf stat: Move summary prefix printing logic in CSV output perf stat: Do not align time prefix in CSV output perf stat: Use scnprintf() in prepare_interval() perf stat: Remove prefix argument in print_metric_headers() perf stat: Remove metric_only argument in print_counter_aggrdata() perf stat: Pass const char *prefix to display routines perf stat: Use struct outstate in evlist__print_counters() perf stat: Pass struct outstate to print_metric_begin() perf stat: Pass struct outstate to printout() perf stat: Do not pass runtime_stat to printout() perf stat: Pass through struct outstate perf stat: Fix JSON output in metric-only mode perf stat: Rename "aggregate-number" to "cpu-count" in JSON perf stat: Tidy up JSON metric-only output when no metrics tools/perf/arch/x86/util/iostat.c | 4 +- tools/perf/util/iostat.c | 3 +- tools/perf/util/iostat.h | 4 +- tools/perf/util/stat-display.c | 257 +++++++++++++++--------------- 4 files changed, 133 insertions(+), 135 deletions(-) base-commit: 63a3bf5e8d9e79ce456c8f73d4395a5a51d841b1 -- 2.38.1.584.g0f3c55d4c2-goog