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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C482EECE579 for ; Mon, 9 Sep 2024 14:03:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1snezC-0004NF-Jd; Mon, 09 Sep 2024 10:03:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1snez5-0004MQ-Ca for qemu-devel@nongnu.org; Mon, 09 Sep 2024 10:03:15 -0400 Received: from mail-ej1-x62a.google.com ([2a00:1450:4864:20::62a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1snez2-0001fs-Ni for qemu-devel@nongnu.org; Mon, 09 Sep 2024 10:03:14 -0400 Received: by mail-ej1-x62a.google.com with SMTP id a640c23a62f3a-a8d0d82e76aso269903666b.3 for ; Mon, 09 Sep 2024 07:03:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1725890589; x=1726495389; darn=nongnu.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=oUWHWjeE49bASqtMhhBxOkeGk5kL72q7nBCqqH563I4=; b=tyatIVj4FV0U4PlapNBCfJdUuCFdgpQKmXlV9+gIrl3F/9D89k4W0EUWxrAgcnrNeW PN+gECzXBfYUoVkbtCbSRCOKZCR0bqhoG9fHF5x3RSq1Izwx+RINJBNxQlBqfPRMwvGS nCiPJGW8MtEl4SKfqbEPes54Qa8YjwSbShCZsBDSZucaK5rLL+k8IJrx4V+McCBP6Z9G XKkvzgyQ5nlfd+hDoJM92kq5nTB77EjjEKYhrn/kmJYrzdOoRa+uMN0PUkuEcc0Frb3k yLpcW5/E0OkG55EShg4KOxFEMdMAC0JM670oSOevnj1rOYm62OaVyLf2841zNg+rR2TJ yvPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725890589; x=1726495389; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=oUWHWjeE49bASqtMhhBxOkeGk5kL72q7nBCqqH563I4=; b=VPbGXLTScWHRWVXDLToH9f994AZNymGRtjmESfKALf//tVy1PHIrgLoIOnYoGJjYXV QwX7mkONkNWN2VZAi5AE4GQgSmDmemNKnga6Ntbl+6sF5F9n3U0Ecgt9pQpwn3f6vtwP T8BnVf3ckYc/UvVDeBW3CXQaWVEoBUDI9eWC8dfH9auHiahOU+yY1AY3sQs912wVdqxs 9A4JyfqKnkndsLE0llqVy4KS9myqOGNpByxIRdq/zJH1ErzXiOqSSlN/zl4xa7AKwqcV cKZXsJycHxKk9oSKAf/UMzdbR/XyhkcIVrHYFUpOmgVGjG9IPOICJmJNWbNT1vGYAPXL 8syg== X-Gm-Message-State: AOJu0Yz2QNS1tRHJTHRNGExk3+lKYCNsQ3hI4oPHovtxAJq9Vb/0/w7S W08grTYse84Omx9bilx2Elx01MPR+rkHbekB5RRGcZZcsRoUo1MSst9f9oT0ourAM04asj4xSRE eSuz9JuVEZvLcMgkpJ+rEQfRLbT+PPfhujIrm3w== X-Google-Smtp-Source: AGHT+IHJNxB7cKGWfVDUKj75TOe08Hp5p25oywmEgAsJfBpZfzyyVLvLFQPyb/+w3TqQExwkiEGfWYzlbEQWAuPRxGk= X-Received: by 2002:a17:907:60c8:b0:a8a:822e:44c6 with SMTP id a640c23a62f3a-a8d1bf75d39mr987771666b.4.1725890588862; Mon, 09 Sep 2024 07:03:08 -0700 (PDT) MIME-Version: 1.0 References: <96eeea4efd3417212d6e2639bc118b90d4dcf926.1725889277.git.yong.huang@smartx.com> In-Reply-To: <96eeea4efd3417212d6e2639bc118b90d4dcf926.1725889277.git.yong.huang@smartx.com> From: Peter Maydell Date: Mon, 9 Sep 2024 15:02:57 +0100 Message-ID: Subject: Re: [PATCH RFC 10/10] tests/migration-tests: Add test case for responsive CPU throttle To: Hyman Huang Cc: qemu-devel@nongnu.org, Peter Xu , Fabiano Rosas , Eric Blake , Markus Armbruster , David Hildenbrand , =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= , Paolo Bonzini Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::62a; envelope-from=peter.maydell@linaro.org; helo=mail-ej1-x62a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Mon, 9 Sept 2024 at 14:51, Hyman Huang wrote: > > Despite the fact that the responsive CPU throttle is enabled, > the dirty sync count may not always increase because this is > an optimization that might not happen in any situation. > > This test case just making sure it doesn't interfere with any > current functionality. > > Signed-off-by: Hyman Huang tests/qtest/migration-test already runs 75 different subtests, takes up a massive chunk of our "make check" time, and is very commonly a "times out" test on some of our CI jobs. It runs on five different guest CPU architectures, each one of which takes between 2 and 5 minutes to complete the full migration-test. Do we really need to make it even bigger? thanks -- PMM