From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f202.google.com (mail-yb1-f202.google.com [209.85.219.202]) (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 349E923C9 for ; Wed, 21 Feb 2024 03:42:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708486926; cv=none; b=cjpfNnajM2YiZmo4xQclx7AVReRmyThcCLto0rT7af1mAUW1Dgyb5juEJ48VUQeNFWMJ9sNNIEKTdvXU+BETmODMFQT2Fuq17JxhiFpF6tDcuSu5JnvUknJrfmI0O3LV3LRsSW2Fmu/yzuVfy5CQhOSUq4AY2ukgTAkipfIFS1M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708486926; c=relaxed/simple; bh=qBBWee4bsjohLiPXM4U45YwIA5H1h0d6lKaukzf7Cio=; h=Date:Message-Id:Mime-Version:Subject:From:To:Content-Type; b=sIFHS3R/jmQLODd1GWXa3a0rKaBCWFh4lGARp/jRre5xKvpjXGUYI+eazRQhY9J9ySuxg5+Us7q/ZRuwv3rEQkFYS4ARQeYsPriA3jFkjJjTY8o1CAZYbrcvpfDnZJMOxJBGl9Pbn0MOkq7rJVq5j2dOEWD1P5hTnDwD+Tus2WU= 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=cGf2UnQN; arc=none smtp.client-ip=209.85.219.202 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="cGf2UnQN" Received: by mail-yb1-f202.google.com with SMTP id 3f1490d57ef6-dcbee93a3e1so7677949276.3 for ; Tue, 20 Feb 2024 19:42:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1708486922; x=1709091722; darn=vger.kernel.org; h=to:from:subject:mime-version:message-id:date:from:to:cc:subject :date:message-id:reply-to; bh=s7WjKSr2mVwiWkPP/U/UgciWSCHgFfzH5V639nNOP7Y=; b=cGf2UnQNAA/+B9S5vIMIjz2mHAINSKNxDcN5ZliGGpGmWmNIGZ3ndXHVzomscplwkD rrAHA6w4wlaDQssm+PnHzkzJburKkV8sMh17u8eJCx3/keMRDpwGy5wEvYaRURSc9j8K VH4UZgyj21nOgyWh/1Z6bGSeFgVAQgYb17El76H56bJVallx7K06Nzhoihd5LJBeeISD cL+85gX6eqxVA/NLto5StBsH1omzTuWRsMaTwjONhcUBJubOsxYzgM1pyV7UmWGW7hvx lRd+om0C7aZUuuYDcGwT0wT/DGjB8Cmfad9mAzC6QSISxuPrxOGCyOkU+106ua+CTZgq lhQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708486922; x=1709091722; h=to:from:subject:mime-version:message-id:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=s7WjKSr2mVwiWkPP/U/UgciWSCHgFfzH5V639nNOP7Y=; b=SH853Zj2xjsfyD8hQ3oaJxp+gBuWPOo3/+/CSBJka48cjaNXJZcwJ5bZvz3Pxytbg4 BYemo9R8WQk+7AN5qGwY7Hw9Rp8uLTV47L0KYLCwjwGhZkhhiDM+hIOi4+OUp1A+PDVA zvOhXYrbp2Ti4JUsb7a+GCTmkPqsQEKkwQmiZ7dMrfSIDqZ5Gno95nqvsTCG5TPzO+mV BJxwEpztLfuvMAs2exxYE9ORjhWO/nOgsjQG8O2cLgWG90iHSpraEdJWAKeA66mkg/Kt i4TSuYzrtcX8xTgCihC7nCc3cTQordDzIo5OhnRl8/c+JcbAB8UJL2kPul/m7hKBwzaF mkwg== X-Forwarded-Encrypted: i=1; AJvYcCXIRirY0yI8tSH/Gj4yym3wqa65TM0mc8lkqeUK1E9Xek9LHCW325CUmHTNbbMNyfPt9fXzqzUC/5wBh9xbptAwJhxU3MbJUNyKPaS6 X-Gm-Message-State: AOJu0Ywk/xlYPx4QAlKe/eDLBagCcUKZRLN8HkHsSc2O+Zx5QBnWpof/ tbVrgjelOhHyWSX7QRaj0Nju1QYOVWpOxWaV7Ilr0JRdde2TGGDQQhiS9/2Su+exvudAJ48MSEM Fced+OA== X-Google-Smtp-Source: AGHT+IFrvrVz/STekeJ0Kw066vLWgDLKhldWGJrVTkT+Pmf7Wne7BKkr3s7PpVJuEJj3xYqUV9Sas2NxDudg X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:3c02:f882:5876:b7ab]) (user=irogers job=sendgmr) by 2002:a05:6902:110d:b0:dc6:44d4:bee0 with SMTP id o13-20020a056902110d00b00dc644d4bee0mr1005962ybu.7.1708486922283; Tue, 20 Feb 2024 19:42:02 -0800 (PST) Date: Tue, 20 Feb 2024 19:41:47 -0800 Message-Id: <20240221034155.1500118-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.44.0.rc0.258.g7320e95886-goog Subject: [PATCH v6 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 , Athira Jajeev , James Clark , 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. v6 - fix/test alpine linux build v5 - fix a -Wunused-result 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 | 13 +- tools/perf/util/thread_map.c | 9 +- tools/perf/util/util.c | 19 + tools/perf/util/util.h | 8 + 13 files changed, 510 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 -- 2.44.0.rc0.258.g7320e95886-goog