From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3F50F10A0F for ; Wed, 14 Feb 2024 04:54:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707886474; cv=none; b=DTa3sLx8hJ1JtX7ZNf3mRhvyOxzIdoPWL2JoiuLd9IzUTuxdH/xLp9Rh0tomA4wXwfQydswbIGbGZFzaSN3yY6ayeBCf/bIp7P+8/YmjePoi0iMS2qukcT9KxaLQMJ1wDEDQo7NNNA+rWB/o80Qf6eZGZ9RiPsTS1rWfp4zzkOM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707886474; c=relaxed/simple; bh=AZkj8nr3rTJwCIYBmRK7nb3+iIvG9RkuLmqV/PSrPQs=; h=Date:Message-Id:Mime-Version:Subject:From:To:Content-Type; b=YWv+mNnobSxdx35/RQiPp8i7pBMNAlkR6Wo+AAU9XhIr00+vjSQ8+B/m3Gmavba3ie1S9Mx4jI+IQ1bAre6HP0W8JaQPKnBX1gJ9ek8GWAMyJ2fN1UoE6Fc2Wr7qiQ53XOJ8FXlqbkG+F3EbXRVoVleyEy9xIZ1MVlBSgkLRkWU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=4YcTtY90; arc=none smtp.client-ip=209.85.219.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="4YcTtY90" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-dc6b26845cdso8796877276.3 for ; Tue, 13 Feb 2024 20:54:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1707886471; x=1708491271; darn=lists.linux.dev; h=to:from:subject:mime-version:message-id:date:from:to:cc:subject :date:message-id:reply-to; bh=ctzZOFDIDCO27f6VAbHfS1jvQWovSoWz66g42EKGfuk=; b=4YcTtY90+RvHjyRb5LUxl/Skwx4RPLxgfs6Tb8KqLQY+3/HWKPTXFGr/IEk9TWmuUS sMRF/sdrriHHYb6b84fHHTGOr8NXzlDC5YMEvkGgSGi9YFysrwVuReD66BtUojUgihea NMnM0AZqcwQhDIqFLs11L20iolu1o+V1Hz82q703VKUbiA8BZ0MSm5SjsX2YHrMePl0x O65RlI3lYKmOPryARAiH8r+lew2Qn2AEPMgjrHTmy3HFekwcMTKOlKcTHAiDDbh7pfDy uDzJQRY0v8wZg+neGmNBJyzChZsQaOlIqoASc5r+97ye2fkYHVurkDPp0iJw2AFrRK8G 663A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707886471; x=1708491271; h=to:from:subject:mime-version:message-id:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=ctzZOFDIDCO27f6VAbHfS1jvQWovSoWz66g42EKGfuk=; b=K+13NagZHXw4nt+mc5RBWkHKbPpr8hDq4e0rnePp88gtcWMLxy92vtksC74IXlMvBw KYunyJpKxG5AaN7mB57JE/erfbeh3wYKlPmJq1sh+apPMLS/OotuSGyz953JSX7p2tI+ zNcGm+QwK+eUyQWRXPhdrxKoWCQcipBid/f6p/dqi1OcZMgR5vEqbBJhItl6FF21wPvR 0UqhKheLwaOMhSXu3A2HO+IXYy6tG0gZdE/06YbTlNKE5LCkRP9hfU9e6s39AipN4QoZ bOyY14SOgywseAh65Yy4SayqmV+Ia+eBfsKKbCYZGc9tSlhtThwIGeUfGsshFpCcHJ6U OE3g== X-Forwarded-Encrypted: i=1; AJvYcCVdCj4kwZhgk1LEH6WTajIa2QQB4JpPL69t+xtFRaWrDAk9+2DMjQ74nRFm1zDg8sjWPdxEp2MeURzULB2TNdeqBFsTmw== X-Gm-Message-State: AOJu0Yyo73kCR0WPqnxgOp//Phj+rQSKvxdBR+6g+VhsJ5MTvf9LkjaI YCYBdU9VhkqTcuFlZj42bI+19fo4X8TtROuT3BlkHfuuzi0sXewNrdfsoOe4W213VeabVJBa4Xq /ObYWgQ== X-Google-Smtp-Source: AGHT+IGPnmcYdhlTyWdG8WwU1B8c6rYZBkfwPChuZzSyqXfDRxnlsUWRs2jjVCCjiapBLHDNTioXDCpl6oPD X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:6d92:85eb:9adc:66dd]) (user=irogers job=sendgmr) by 2002:a05:6902:150d:b0:dc6:e1ed:bd1a with SMTP id q13-20020a056902150d00b00dc6e1edbd1amr357350ybu.2.1707886471142; Tue, 13 Feb 2024 20:54:31 -0800 (PST) Date: Tue, 13 Feb 2024 20:53:48 -0800 Message-Id: <20240214045356.748330-1-irogers@google.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.43.0.687.g38aa6559b0-goog Subject: [PATCH v4 0/8] Run tests in parallel From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , James Clark , Athira Jajeev , Kan Liang , Yang Jihong , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, llvm@lists.linux.dev Content-Type: text/plain; charset="UTF-8" If command line option '-p' is provided, start/fork all tests in the main thread and then gather them in order at the end. On a laptop test time was reduced from 5 minutes 21 seconds to 1 minute 50 seconds. The option isn't default as the test shows up perf and test flakes. The '-v' option is modified so that 'perf test -v' will give verbose output only from failing tests. v4 - fix bug in width computation. v3 - fix a crash if shell test directory isn't found, remove merged patch. v2 - fix parallel test output/verbose issue v1 - initial PoC Ian Rogers (8): perf thread_map: Skip exited threads when scanning /proc perf list: Add scandirat compatibility function perf tests: Avoid fork in perf_has_symbol test tools subcmd: Add a no exec function call option perf test: Rename builtin-test-list and add missed header guard perf tests: Use scandirat for shell script finding perf tests: Run time generate shell test suites perf tests: Add option to run tests in parallel tools/lib/subcmd/run-command.c | 2 + tools/lib/subcmd/run-command.h | 2 + tools/perf/tests/Build | 2 +- tools/perf/tests/builtin-test-list.c | 207 ---------- tools/perf/tests/builtin-test-list.h | 12 - tools/perf/tests/builtin-test.c | 378 ++++++++++-------- tools/perf/tests/shell/lib/perf_has_symbol.sh | 2 +- tools/perf/tests/tests-scripts.c | 257 ++++++++++++ tools/perf/tests/tests-scripts.h | 9 + tools/perf/util/print-events.c | 12 +- tools/perf/util/thread_map.c | 9 +- tools/perf/util/util.c | 19 + tools/perf/util/util.h | 8 + 13 files changed, 509 insertions(+), 410 deletions(-) delete mode 100644 tools/perf/tests/builtin-test-list.c delete mode 100644 tools/perf/tests/builtin-test-list.h create mode 100644 tools/perf/tests/tests-scripts.c create mode 100644 tools/perf/tests/tests-scripts.h -- 2.43.0.687.g38aa6559b0-goog