From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 19 Aug 2022 09:23:38 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1oOwLz-003q0A-1c for lore@lore.pengutronix.de; Fri, 19 Aug 2022 09:23:38 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oOwLx-0003np-2X for lore@pengutronix.de; Fri, 19 Aug 2022 09:23:37 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=H/iJYyYVgVmtPv9LGXIrUDJ+Zzy2hLSY2D3tm/8zjqM=; b=j+CYA/oKHg+TwQfZB+NbmhU5DJ idV+80PamvSK2TG5L4VgR/SpUe6PaimhXbGv+kfZAupoiLrsICtiZ1jg5lxf49aFS/puRm615ORh0 nASQsY8OnHCYHrb68arbYOkZs1XBRnjk4VjKRn4kB1HDNasTnPSoEMdxiHCRdV2ugrUopbJfmkH1W 7aaFMEDZJb9U7W/QUIy5o1OodvTObF0RlDMIodYfpYtmdp3vXGduLVaBVYjubajQ7CpU//So6QiQo 9g/I8d6hZ6NXGjItnjqkpnVYkvodyYm3FOkA/syquZfj4IDMTP47hz9iHEDxQMsNbLko5Z9EC+Gbg 0mvfGSYg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oOwLC-003HF0-AI; Fri, 19 Aug 2022 07:22:50 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oOwL8-003HE4-Fr for barebox@lists.infradead.org; Fri, 19 Aug 2022 07:22:47 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oOwL7-0003fM-9N; Fri, 19 Aug 2022 09:22:45 +0200 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1oOwL7-0006UM-0U; Fri, 19 Aug 2022 09:22:45 +0200 Date: Fri, 19 Aug 2022 09:22:44 +0200 To: Enrico Scholz Cc: barebox@lists.infradead.org Message-ID: <20220819072244.GZ17485@pengutronix.de> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220819_002246_585026_0843B523 X-CRM114-Status: GOOD ( 19.49 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v3 00/18] add "windowsize" (RFC 7440) support for tftp X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Mon, Aug 15, 2022 at 10:42:04AM +0200, Enrico Scholz wrote: > The tftp "windowsize" greatly improves the performance of tftp > transfers. This patchset adds support for it. > > The first two patches are a little bit unrelated and enhance the 'cp > -v' output by giving information about the transfer speed. They can > be dropped if they are unwanted. > > I tested the function with an iMX8MP platform in three environments: > > - at home over OpenVPN on an ADSL 50 line --> 27x speedup > - 1 Gb/s connection --> 9x speedup > - connection over 100 Mb/s switch --> 4x speedup > > In the test, I downloaded variable sized files which were filled from > /dev/urandom. E.g. > > | :/ global tftp.windowsize=128 > | :/ cp -v /mnt/tftp/data-100MiB /tmp/data && sha1sum /tmp/data > | [################################################################] 104857600 bytes, 98550375 bytes/s > > For slow connection speeds, smaller files (1MiB, 4 MiB + 20 MiB) were > used. Applied this series beginning with patch 3 for now. Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |