From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.lang.hm (unknown [66.167.227.145]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 1F71C3B29E for ; Mon, 24 Oct 2022 17:21:35 -0400 (EDT) Received: from dlang-mobile (unknown [10.2.2.70]) by mail.lang.hm (Postfix) with ESMTP id 09C0F152693; Mon, 24 Oct 2022 14:21:34 -0700 (PDT) Date: Mon, 24 Oct 2022 14:21:34 -0700 (PDT) From: David Lang To: Ricky Mok cc: starlink@lists.bufferbloat.net In-Reply-To: <3810e66c-5107-a15c-20aa-44a893393a21@caida.org> Message-ID: References: <3810e66c-5107-a15c-20aa-44a893393a21@caida.org> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="228850167-1298812201-1666646494=:15285" Subject: Re: [Starlink] Packet losses in a router X-BeenThere: starlink@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Starlink has bufferbloat. Bad." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Oct 2022 21:21:35 -0000 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --228850167-1298812201-1666646494=:15285 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8BIT The first thing I would check is the buffer stats on the machines you are using to do the communication. When I'm doing UDP syslog traffic, I have far more issues with the endpoints dropping packets than with the network. David Lang On Mon, 24 Oct 2022, Ricky Mok via Starlink wrote: > Couple plausible reasons that I encountered. > > e.g., the NIC on the host simply went bad. > > The cable (copper) got loose. Dirt may get into the fiber optics port. > > Ricky > > On 10/24/2022 1:13 PM, David Fernández via Starlink wrote: >> Dear participants of this list, >> >> If you had a router that in lab conditions, with Gigabit Ethernet >> interfaces, that losses 1 or 2 out of a few thousands of UDP packets >> of a few hundreds of bytes each one, during a test of 1 minute, at >> only 50 packets/s using iperf2, I am sure that you would investigate >> why, wouldn't you? >> >> Or it is not worth it? Just live with it? >> >> Thank you in advance for any answer! >> >> Regards, >> >> David >> _______________________________________________ >> Starlink mailing list >> Starlink@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/starlink > _______________________________________________ > Starlink mailing list > Starlink@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/starlink > --228850167-1298812201-1666646494=:15285--