From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b="UPOag59d" Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0BF069A for ; Tue, 5 Dec 2023 01:50:22 -0800 (PST) Received: by mail-wm1-x32f.google.com with SMTP id 5b1f17b1804b1-40c09f5a7cfso24362035e9.0 for ; Tue, 05 Dec 2023 01:50:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1701769820; x=1702374620; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=cBV4B4TbyE8Idb38ySCm9bhGFw3XKWiHtHIiEhuAXKc=; b=UPOag59dB5a1aRg/mN/oXnRYQAwioUZqQcuZVliekg+KeF7IPwv+qSQl7PzVmqTNOG 0KWw7MTQM9rp2VfVV1RtKgcmdS8zicHMTimH/J5ASnaAywfOb1o6C7v8n7okyfxVTOd7 L/0MibiaCIRho9GFS7bO7kT6dwH8t9btnTyz2zXTunDD4yeSySDqJLgdTI8G1o5G3eyn lf1Iidu/0jJwYE203WE9l2HHPGPCBEla8PgmXjdBWTFHWPwFoYGZPzCEguNC5/OwlM2X 4Y3DeqeLltd0AW6TTzzoV9G+zYe/bOtA49trHScwDGPwzRenjJ+EwIvzAuDcWs2+3au5 AhUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701769820; x=1702374620; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=cBV4B4TbyE8Idb38ySCm9bhGFw3XKWiHtHIiEhuAXKc=; b=w9Nuq3EC1QY86EAHCuFJIWJBwHd/HFwe844WSv15f/eR6lQ42OYGDB+DJXkfiT1xcD 5bukMYDDaRGQOHo6mhJ0XLKNbIzT2d984QXXI4li4ean6TBqzl5AelE11s4C9FacerKX DbUiE7aU3XeYxskcjRs7IWnP/1wKN156IMUhKMHvknruHICRV+SEpdX4+ej6XcUFsrvt aYByfqPMHeGp67wHCh3OOsElv5nT14s/rhWOjAFcXhT+6iltZ+m67hZsRTNDER8cHae8 O7nA/+qYZKfvpCDaGNA83aUM1dAFebaKKiQlC7kN3RTqqlzqluGDjUCfWgjIrVbbOquQ a3IQ== X-Gm-Message-State: AOJu0YzwyjLMGOBoyIT/4ncdA6ShU/uoqLo/vfc9gRQG0yYJka+IY+PB 3/Ug/R0pWRJcIajfXe72kZxPqg== X-Google-Smtp-Source: AGHT+IG7eAmkxY6rdcw+fjUx2OrqFIBHl11dMIZIv4ptjHXtDNEopEjWv9DDqbkNCB5lNRQVNKo2bw== X-Received: by 2002:a05:600c:35d1:b0:40b:5e21:ec2a with SMTP id r17-20020a05600c35d100b0040b5e21ec2amr294053wmq.92.1701769820549; Tue, 05 Dec 2023 01:50:20 -0800 (PST) Received: from ?IPV6:2001:a61:1362:9c01:78ff:1f81:1ea8:d077? ([2001:a61:1362:9c01:78ff:1f81:1ea8:d077]) by smtp.gmail.com with ESMTPSA id d7-20020a05600c3ac700b0040b632f31d2sm13092839wms.5.2023.12.05.01.50.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Dec 2023 01:50:20 -0800 (PST) Message-ID: Date: Tue, 5 Dec 2023 10:50:19 +0100 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Question regarding CDC NCM and VNC performance issue Content-Language: en-US To: Hiago De Franco , linux-usb@vger.kernel.org Cc: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Hiago De Franco References: <20231204183751.64202-1-hiagofranco@gmail.com> From: Oliver Neukum In-Reply-To: <20231204183751.64202-1-hiagofranco@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 04.12.23 19:37, Hiago De Franco wrote: > > Has anyone encountered a similar issue before? Could this be related to > the size or quantity of transmitted packages? At first thought my gut feeling is that the packet bonding is killing your performance. What does a simple ping do? Regards Oliver