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[80.230.34.155]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43618064844sm11436098f8f.42.2026.02.04.22.43.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Feb 2026 22:43:41 -0800 (PST) Date: Thu, 5 Feb 2026 01:43:39 -0500 From: "Michael S. Tsirkin" To: Pierrick Bouvier Cc: qemu-devel@nongnu.org, Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , qemu-ppc@nongnu.org, Stefano Garzarella , Nicholas Piggin , Harsh Prateek Bora Subject: Re: [PATCH v4 0/9] single-binary: hw/virtio Message-ID: <20260205014101-mutt-send-email-mst@kernel.org> References: <20260203205637.3109749-1-pierrick.bouvier@linaro.org> <571ef1d1-88f1-4f4c-9800-00f114a85e02@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <571ef1d1-88f1-4f4c-9800-00f114a85e02@linaro.org> Received-SPF: pass client-ip=170.10.129.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 Wed, Feb 04, 2026 at 09:27:10PM -0800, Pierrick Bouvier wrote: > On 2/3/26 12:56 PM, Pierrick Bouvier wrote: > > This series eliminates target specifics in hw/virtio and replace them with > > runtime functions where needed. > > > > Performance has been measured with this automated fio benchmark, with > > original instructions from Stefan [1]. > > > > $ git clone https://github.com/pbo-linaro/qemu-linux-stack -b x86_64_io_benchmark > > $ cd qemu-linux-stack > > $ ./build.sh > > $ ./run.sh /path/to/qemu-system-x86_64 > > > > [1] https://lore.kernel.org/qemu-devel/20260202185233.GC405548@fedora/ > > > > Results are on 20 runs and expressed in kIOPS: > > reference: mean=239.2 std_dev=3.48 > > with_series: mean=238.5 std_dev=3.46 > > > > Performance is on par, and within standard deviation. > > > > Does it look better to you Michael? > > Regards, > Pierrick better for sure. is there a reason you dropped stefanha from CC? he suggested these tests... -- MST