From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f201.google.com (mail-dy1-f201.google.com [74.125.82.201]) (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 A458533B6FC for ; Thu, 22 Jan 2026 17:53:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769104426; cv=none; b=FEdsLJF5oqg6uwMegMd+qTqqG0qTOqSwLikIUW8MdVKQLWvntWo0PKOUUql2fsNqTcoSbvhE53ZDfS84KAKJvyFtWAt2TmHhdaRV/gMZkyFk5FilXNCX0zIyxWUIEmCgAq5kXD2cJLgaLkmar42Hgx5i/x9wtzpISdEYASxbEmQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769104426; c=relaxed/simple; bh=JMfdIbFJljImWyduhmJKjuMZLsCK68T1ZtI1jn34E+E=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=RxX8ZOUf9fOJMJd7taynyLlS3oG91Y6rjOh1aZhbFx4EtBdQnxaQzZyrT4/VN3MJ/gf0Q8HGYLLQVBmxxCxtdB0oP0qbSq0Pr/CnU9ppaKXBCt9E04Tb7uhHpQmegtCpoz2cZaUVW089p6r1VoHsoRu0JhG9l1cM6kdAl9JkTIk= 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=DWQDYVtB; arc=none smtp.client-ip=74.125.82.201 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="DWQDYVtB" Received: by mail-dy1-f201.google.com with SMTP id 5a478bee46e88-2b71c5826fbso1247543eec.1 for ; Thu, 22 Jan 2026 09:53:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1769104421; x=1769709221; darn=vger.kernel.org; h=to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=KVcC9YyBbI/53TLEa68Oew+p0TyCl/2SmBv1BhTRbLA=; b=DWQDYVtB/BRdx0XVsdetJxOVUE1IHrJuYo2doLT3bPTPN6YuYT1tARocD1RI/d15Lj 5r5nxTFIt1QmZDIU9Nf7omTEUOp+iEkfG1VeN9c/AqBAOW9G4xa5TgWyMDB5HjK0thdK l4w0baw1h2a+u6/SnUHmo+TNzHOief8jFbDg4EqqhEqBQZOYZkkY+p5ZPdt8y+rdOjYU CD5WH4onkQZacFTDBgx72wrH2fDcosPib9+WG5SFDujRSCUoHWRX8qQ7FVi5jkzovTsz 4zWbyJQZOgFNgFAUWb+4QvIpz71shHh+rvWHuKUV94B3af8izIpeLXMpe65d4IGyZjOq Wjww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769104421; x=1769709221; h=to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=KVcC9YyBbI/53TLEa68Oew+p0TyCl/2SmBv1BhTRbLA=; b=gi9fRS/XZ2IFEbdGiiozK+7ZIWhLQWerTju2iVf8Qtfb8qh37Vwbbnliynj7qNpQp3 udyP5XVYIG8vppyR8B1PxpxquQN91Jhy9vqjBbyHGOqDewh0B04qWcYXlV7JPcpbJfUx djYyeOUx9SsiaZiAZ+BMm/vKn9yjNqiMn5geH6cjejw2KuhSFLRtOWF0w0FAxO9P0+kh gCfszSG2iGpXz7RmtwFsP4vY3YVf421acvpHMM4n0cC1AE1+aBGpZeHn/+Gbp+K1TJAL OJRceeCyWO38cgx2WhOy0qM9xEBC2kf1ezFOUtSKVYM2gniAmWymtZvVGrALSf7ScluQ A+Bw== X-Forwarded-Encrypted: i=1; AJvYcCWJc63PF28JSvbYI+fSyNHVmp9IpxyzJMDqCnsi17DQEWK0qbYnLWXOfp/aUxkJkxsXOh7GFdoP/vKtjWsOCovs@vger.kernel.org X-Gm-Message-State: AOJu0YxTpVlqF+1P/02seO8tb9aJmCpuziT0kXCY7W9iMwmE4i0lwn28 0FiHLZZ+AG19rv7nYj2Bb379Rt8VYT3f7ssmPQrWvWWJx4/GAI1EvhlWoFrXN3CiLtuClTnHcBY Q0r4YQdv5wg== X-Received: from dybph7.prod.google.com ([2002:a05:7301:4187:b0:2b6:aa5d:9379]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:bc05:b0:2b7:2664:ae9f with SMTP id 5a478bee46e88-2b73995701bmr98407eec.1.1769104421506; Thu, 22 Jan 2026 09:53:41 -0800 (PST) Date: Thu, 22 Jan 2026 09:53:37 -0800 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Message-ID: <20260122175337.591403-1-irogers@google.com> Subject: [PATCH v1] perf tests sched: Avoid error in cleanup on loaded machines From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" The stop_noploops function will kill the noploop processes that are running for 10 seconds. On a loaded machine they may have already terminated meaning the kill will return an error of no such process. This doesn't matter and so ignore the error to avoid the test terminating in the cleanup. Fixes: 0e22c5ca44e6 ("perf test: Add sched latency and script shell tests") Signed-off-by: Ian Rogers --- tools/perf/tests/shell/sched.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/sched.sh b/tools/perf/tests/shell/sched.sh index b9b81eaf856e..b9637069adb1 100755 --- a/tools/perf/tests/shell/sched.sh +++ b/tools/perf/tests/shell/sched.sh @@ -53,7 +53,7 @@ start_noploops() { } cleanup_noploops() { - kill "$PID1" "$PID2" + kill "$PID1" "$PID2" || true } test_sched_record() { -- 2.52.0.457.g6b5491de43-goog