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Tsirkin" , Kevin Wolf , cassel@kernel.org, dlemoal@kernel.org Subject: Re: [PATCH v11 2/5] qcow2: add configurations for zoned format extension In-Reply-To: <20260601214405.252818-3-faithilikerun@gmail.com> (Sam Li's message of "Mon, 1 Jun 2026 23:44:02 +0200") References: <20260601214405.252818-1-faithilikerun@gmail.com> <20260601214405.252818-3-faithilikerun@gmail.com> Date: Wed, 03 Jun 2026 09:37:29 +0200 Message-ID: <87wlwgcbwm.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 8 X-Spam_score: 0.8 X-Spam_bar: / X-Spam_report: (0.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.445, 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_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no 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 Sam Li writes: > To configure the zoned format feature on the qcow2 driver, it > requires settings as: the device size, zone model, zone size, > zone capacity, number of conventional zones, limits on zone > resources (max append bytes, max open zones, and max_active_zones). > > To create a qcow2 image with zoned format feature, use command like > this: > qemu-img create -f qcow2 zbc.qcow2 -o size=768M \ > -o zone.size=64M -o zone.capacity=64M -o zone.conventional_zones=0 \ > -o zone.max_append_bytes=4096 -o zone.max_open_zones=6 \ > -o zone.max_active_zones=8 -o zone.mode=host-managed > > Signed-off-by: Sam Li QAPI schema Acked-by: Markus Armbruster