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 shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BBAA6C433F5 for ; Fri, 4 Mar 2022 14:18:25 +0000 (UTC) Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.94.2) (envelope-from ) id 1nQ8l2-0001G3-Qg; Fri, 04 Mar 2022 09:18:12 -0500 Received: from wout5-smtp.messagingengine.com ([64.147.123.21]) by shelob.surriel.com with esmtps (TLS1.2) tls TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nQ8kz-0001Fl-Fe for kernelnewbies@kernelnewbies.org; Fri, 04 Mar 2022 09:18:10 -0500 Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.west.internal (Postfix) with ESMTP id E3F7B3201EA6; Fri, 4 Mar 2022 09:18:05 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Fri, 04 Mar 2022 09:18:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kroah.com; h=cc :cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm3; bh=SGMXZ/blClLJajdDwhqa1/hMWLA84ZD69Rb19y SrcsU=; b=Zo6NRUARf/mAdM9xMeCgL8R046AV/nwVZQ1r0scu72i1YvBQJZj5Rd fD9miw0/E3QatbPnYM5B7KMAtVo3PFh6a7OnA84A+W7PSbqjEijkTd0Us0TAxb17 eWN+8v1bzyxu93lBej2UmkDvYeLbo01OJPTt7ZaZi1SD32XcQ3oZnUNbOD0NZUOh hs/9ys5S6owV20/dn2FBV8cZL60F50+uXW9ZoA2/BHqU44x6QdBFFK/GYm3WdUfZ yL/LPqAF1yj3RD1qM+2oZyaPYy23sFxzEAJ9F9qxxLXPUW4PLk9ScOc+NJPUoZkT ZRKYbdXZWJLIiAgeoJKUmLbg+yggLPtQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=SGMXZ/blClLJajdDw hqa1/hMWLA84ZD69Rb19ySrcsU=; b=gYvM99pmehXiioiPkzh4Y0dTML8Cp2hlc iFfbxP0k2HvatjRsZ+w1WLXhAJ0O1d5BPATGuoaJahIcypan7HbagscuvV8gDPVG UB0MXrGYe6bTL5+e5+qgelrLdSGVHUrCd1+OJZztr68OK2uDMngz3qPZliK3MtYT kj/U8db640IB8g5zrboKd4Lb/UasbXkPb+DP0nYob0iY44wRYLa8Jx073Tho7jQH ZTw9RDi4EPiQRf9dJoWOd7y2/sfvr6LhvKo3aOXoYHu7Y+ofXnlkeUEZmgA1OiZl V8sG6iuz9rE+IaMFMKd60g0RUSqgYktfhqHAq7W83i2yksG/5j0Cg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddruddtkedgiedvucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehttdertddttddvnecuhfhrohhmpefirhgvghcu mffjuceoghhrvghgsehkrhhorghhrdgtohhmqeenucggtffrrghtthgvrhhnpeevueehje fgfffgiedvudekvdektdelleelgefhleejieeugeegveeuuddukedvteenucevlhhushht vghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehgrhgvgheskhhrohgrhh drtghomh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 4 Mar 2022 09:18:04 -0500 (EST) Date: Fri, 4 Mar 2022 15:18:01 +0100 From: Greg KH To: Mithran B Subject: Re: USB CDC performance test Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Cc: kernelnewbies@kernelnewbies.org X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kernelnewbies-bounces@kernelnewbies.org On Fri, Mar 04, 2022 at 04:27:50PM +0530, Mithran B wrote: > Hello, > > In Host and Gadget systems, enabled the USB CDC drivers. > Then nodes are created as /dev/ttyAcm0 and /dev/ttyGs0. > Then opened the nodes and write and read back the data. > It is working. > > I want to test the performance of this interface and drivers. > Do we have any utility for this? > How to do the performance test? What exactly do you want to measure? Determine that first before trying to find a test for that. Without knowing what you want to measure, it's hard to tell you how to measure it :) good luck! greg k-h _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies