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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E9C6C433EF for ; Tue, 9 Nov 2021 07:51:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 32BB060EE9 for ; Tue, 9 Nov 2021 07:51:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 32BB060EE9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:56294 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mkLvC-000141-DN for qemu-devel@archiver.kernel.org; Tue, 09 Nov 2021 02:51:58 -0500 Received: from eggs.gnu.org ([209.51.188.92]:43898) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkLrx-0005d2-0l for qemu-devel@nongnu.org; Tue, 09 Nov 2021 02:48:37 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:43864) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mkLrr-000055-IM for qemu-devel@nongnu.org; Tue, 09 Nov 2021 02:48:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1636444110; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references; bh=UCCUb6vCYFJD0gx4VmuTHbuai9qJ9t/EfbVq5YJUEpQ=; b=gLu3hAddU4bbTmz04zpfBkL0/EKUMVtCa37WfjST+wi+Sab/70zh6FEhIArS55V9rzfrgz 2x0HH9xKvxdrucSpg0Musvbm8DSQLhMFVGv7BZwBiCMivpK9R5B85t1QyWES+x0w7cNH7W 0ND9WdQICK3pxHE5vekFOu1ygR0So58= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-597-vFCZXXYWN52quEFK8XjauQ-1; Tue, 09 Nov 2021 02:48:26 -0500 X-MC-Unique: vFCZXXYWN52quEFK8XjauQ-1 Received: by mail-wr1-f72.google.com with SMTP id q17-20020adfcd91000000b0017bcb12ad4fso4599891wrj.12 for ; Mon, 08 Nov 2021 23:48:25 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references :user-agent:reply-to:date:message-id:mime-version; bh=UCCUb6vCYFJD0gx4VmuTHbuai9qJ9t/EfbVq5YJUEpQ=; b=vc/dWnp/+yl/iXbEZfMxFvuOOn8eg7VFeF5gOszsRdB6qrO+itPs15MXIRHvoQ2vPb IiFJfXU+pi8HHUnjVCdNFLV1yqdlOWLZEIR5afsEmoKchkdzwJrPa7JinoEu2L+PBS/9 4lomfVpTmXf5JFCeY9GLv79CcDERnavUJcia7NksJgFJVy/4bdYEXo5IqSV/bcb6nPPa 7Nvi+oK6udvJ5Rtnx5QKfXDnaNkJehLzvTz4CQVNEZwlF5/62/iiWfzNPDuSINEAVd8X kjcYKZXjHupPQsf8fLDzvxDbRReJMen0jDbgGBu2/z5mZ/IS5RsCSusxW9xXYv9nJ1mm FZhQ== X-Gm-Message-State: AOAM5320l3Hi2HZrfjX/nf7YChacVzbwc6xErWDOm7blBARtHhi6YOY1 7tLrxhtO9g5cmzWfFKjUT/DOC4N3ToMWQBC6HjAHMlO6XerTB4zEQYtBvO0poTieHTAQbfUQe/H AqH74IN8Mzw6fM8o= X-Received: by 2002:a5d:64cc:: with SMTP id f12mr6783857wri.322.1636444105003; Mon, 08 Nov 2021 23:48:25 -0800 (PST) X-Google-Smtp-Source: ABdhPJxFAHL98mIA9WKQYn9NFAFDLLmEBmFSOJwNLr3zrS+j5a2aBxNRB8YeOQ3+IwVSnsD7US3CvA== X-Received: by 2002:a5d:64cc:: with SMTP id f12mr6783832wri.322.1636444104770; Mon, 08 Nov 2021 23:48:24 -0800 (PST) Received: from localhost ([178.139.230.94]) by smtp.gmail.com with ESMTPSA id t11sm18933591wrz.97.2021.11.08.23.48.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Nov 2021 23:48:24 -0800 (PST) From: Juan Quintela To: "Rao, Lei" Subject: Re: [PATCH v7 1/2] Reset the auto-converge counter at every checkpoint. In-Reply-To: <1636427095-11739-2-git-send-email-lei.rao@intel.com> (Lei Rao's message of "Tue, 9 Nov 2021 11:04:54 +0800") References: <1636427095-11739-1-git-send-email-lei.rao@intel.com> <1636427095-11739-2-git-send-email-lei.rao@intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) Date: Tue, 09 Nov 2021 08:48:25 +0100 Message-ID: <8735o5g46u.fsf@secure.mitica> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=quintela@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain Received-SPF: pass client-ip=216.205.24.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.699, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, T_SPF_HELO_TEMPERROR=0.01 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: , Reply-To: quintela@redhat.com Cc: qemu-devel@nongnu.org, chen.zhang@intel.com, lukasstraub2@web.de, zhang.zhanghailiang@huawei.com, dgilbert@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" "Rao, Lei" wrote: > From: "Rao, Lei" > > if we don't reset the auto-converge counter, > it will continue to run with COLO running, > and eventually the system will hang due to the > CPU throttle reaching DEFAULT_MIGRATE_MAX_CPU_THROTTLE. > > Signed-off-by: Lei Rao > Reviewed-by: Dr. David Alan Gilbert > Reviewed-by: Lukas Straub > Tested-by: Lukas Straub Reviewed-by: Juan Quintela