From nobody Mon Feb 9 06:26:35 2026 Delivered-To: importer@patchew.org Received-SPF: none (zohomail.com: 8.43.85.245 is neither permitted nor denied by domain of lists.libvirt.org) client-ip=8.43.85.245; envelope-from=devel-bounces@lists.libvirt.org; helo=lists.libvirt.org; Authentication-Results: mx.zohomail.com; spf=none (zohomail.com: 8.43.85.245 is neither permitted nor denied by domain of lists.libvirt.org) smtp.mailfrom=devel-bounces@lists.libvirt.org Return-Path: Received: from lists.libvirt.org (lists.libvirt.org [8.43.85.245]) by mx.zohomail.com with SMTPS id 1703136373463349.613143035034; Wed, 20 Dec 2023 21:26:13 -0800 (PST) Received: by lists.libvirt.org (Postfix, from userid 996) id 635361BF2; Thu, 21 Dec 2023 00:26:12 -0500 (EST) Received: from lists.libvirt.org (localhost [IPv6:::1]) by lists.libvirt.org (Postfix) with ESMTP id 1898F1BF0; Thu, 21 Dec 2023 00:20:16 -0500 (EST) Received: by lists.libvirt.org (Postfix, from userid 996) id 1AD9B1AC4; Thu, 21 Dec 2023 00:19:43 -0500 (EST) Received: from mail-il1-f173.google.com (mail-il1-f173.google.com [209.85.166.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.libvirt.org (Postfix) with ESMTPS id 690F91ABC for ; Thu, 21 Dec 2023 00:19:42 -0500 (EST) Received: by mail-il1-f173.google.com with SMTP id e9e14a558f8ab-35fd5988c34so757005ab.3 for ; Wed, 20 Dec 2023 21:19:42 -0800 (PST) Received: from localhost.localdomain ([171.216.79.133]) by smtp.gmail.com with ESMTPSA id e12-20020a170902b78c00b001bb750189desm622742pls.255.2023.12.20.21.19.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Dec 2023 21:19:40 -0800 (PST) X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on lists.libvirt.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.4 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703135981; x=1703740781; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=EcuF5qi+TZrgAGIbNZDTuDw16LLskIzBwNFJyMxVWl8=; b=p5pBhmxM7vrPLHpwc2aa8gHsUOZugAHHwLG4diDVHqWnglQ3DezxqG48bMJMUjDSal GCcwM5X/R6XLQH7086k2B1Wkg5IVGeE9qxD+/e/CWSCfwPnZdMOD3iZqnDImiisjZk2t gXT9U8GFKQqZI+aO2t+TpzDcrNsIrU5A0r+D3iMgBexige8vAm2IjPu6AP6XaNyHSqaw P8ZUqw0zE1545XyhbzeuEoV4O8s80ZNjjSyjhkIEGPPIiTo+2px7E1s1FH6V7FOgqqqb WykNKFRFQxHEq6TPh2RY8srz8wpizFeqqznbZErQndMzKYorTNdzxf6oiiPUXuI7dk/h xW8A== X-Gm-Message-State: AOJu0YxhWvJidLVFnpiNu+S95YOXUw8cyrpF5BE9QloD2EHdSl0olN+R AjPCAPSHILwLPG6MuDc+RqoxOQcX+rEyYNq+zT3H8lNt X-Google-Smtp-Source: AGHT+IEgzMLCYJthnPK51mqKRMZ1h/0KgnXBYatzWYFLZXUHVDH3i2njLYT41wTcHe9gMkeX+s4J+Q== X-Received: by 2002:a05:6e02:17cf:b0:35d:53e9:c15c with SMTP id z15-20020a056e0217cf00b0035d53e9c15cmr29035259ilu.18.1703135980692; Wed, 20 Dec 2023 21:19:40 -0800 (PST) From: Hyman Huang To: devel@lists.libvirt.org Subject: [v3 4/4] NEWS: document support for dirty-limit live migration Date: Thu, 21 Dec 2023 13:19:24 +0800 Message-Id: <9103308a72e5ec6db5b2d14ebda3b018cf7b9f20.1703135535.git.yong.huang@smartx.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: References: MIME-Version: 1.0 Message-ID-Hash: 6WSVCANK2GZXEOF2ZASBKYFS52JAUJPH X-Message-ID-Hash: 6WSVCANK2GZXEOF2ZASBKYFS52JAUJPH X-MailFrom: yong.huang@smartx.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-config-1; header-match-config-2; header-match-config-3; header-match-devel.lists.libvirt.org-0 CC: yong.huang@smartx.com X-Mailman-Version: 3.2.2 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZM-MESSAGEID: 1703136375344100001 Signed-off-by: Hyman Huang Message-Id: --- NEWS.rst | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index dc40602c72..4d1ff489b0 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -17,6 +17,14 @@ v10.0.0 (unreleased) =20 * **New features** =20 + * QEMU: Support dirty-limit live migration + + Introduce ``VIR_MIGRATE_DIRTY_LIMIT`` flag for live migration API, + which can enable the dirty-limit convergence algorithm during live + migration and reap more stable read performance for guest vCPUs. + + Also, add the corresponding ``--dirty-limit`` option to ``virsh migrat= e``. + * **Improvements** =20 * **Bug fixes** --=20 2.39.1 _______________________________________________ Devel mailing list -- devel@lists.libvirt.org To unsubscribe send an email to devel-leave@lists.libvirt.org