From nobody Sun Dec 26 05:28:31 2021 X-Original-To: stable@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 05416191FC84 for ; Sun, 26 Dec 2021 05:28:43 +0000 (UTC) (envelope-from freebsd@oldach.net) Received: from nuc.oldach.net (hmo.in-vpn.de [IPv6:2001:67c:1407:60::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "nuc.oldach.net", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4JM8V1704Fz4ndG for ; Sun, 26 Dec 2021 05:28:41 +0000 (UTC) (envelope-from freebsd@oldach.net) Received: from nuc.oldach.net (localhost [127.0.0.1]) by nuc.oldach.net (8.17.1/8.17.1/hmo17dec20) with ESMTPS id 1BQ5SWmV063892 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Sun, 26 Dec 2021 06:28:32 +0100 (CET) (envelope-from freebsd@oldach.net) Received: (from hmo@localhost) by nuc.oldach.net (8.17.1/8.17.1/Submit) id 1BQ5SVpV063890; Sun, 26 Dec 2021 06:28:31 +0100 (CET) (envelope-from freebsd@oldach.net) Message-Id: <202112260528.1BQ5SVpV063890@nuc.oldach.net> Subject: Re: FreeBSD and interface errors/drops In-Reply-To: <480b9b6c-33d2-4eb3-c48c-aeee8ded7751@zhegan.in> from "Eugene M. Zheganin" at "25 Dec 2021 22:15:55" To: eugene@zhegan.in (Eugene M. Zheganin) Date: Sun, 26 Dec 2021 06:28:31 +0100 (CET) Cc: stable@freebsd.org From: freebsd@oldach.net (Helge Oldach) X-No-Archive: Yes List-Id: Production branch of FreeBSD source code List-Archive: https://lists.freebsd.org/archives/freebsd-stable List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Greylist: inspected by milter-greylist-4.6.4 (nuc.oldach.net [0.0.0.0]); Sun, 26 Dec 2021 06:28:32 +0100 (CET) for IP:127.0.0.1 DOMAIN:localhost HELO:nuc.oldach.net FROM:freebsd@oldach.net RCPT: X-Rspamd-Queue-Id: 4JM8V1704Fz4ndG X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of freebsd@oldach.net designates 2001:67c:1407:60::1 as permitted sender) smtp.mailfrom=freebsd@oldach.net X-Spamd-Result: default: False [-3.30 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_SPF_ALLOW(-0.20)[+mx]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[oldach.net]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MID_RHS_MATCH_FROMTLD(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; FROM_NO_DN(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:29670, ipnet:2001:67c:1400::/45, country:DE]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N Eugene M. Zheganin wrote on Sat, 25 Dec 2021 18:15:55 +0100 (CET): > - bge(4) NetXtreme BCM5722 Gigabit Ethernet PCI Express, initially present > - em(4) 82572EI Gigabit Ethernet Controller (Copper) adapter, added later > > This server is connected with both WAN and LAN using one bge(4) link to > a Cisco catalyst 2960, comprising several vlans. > > After several years of running, starting from 10.x, when 12.2 was > already installed for quite some time, I started having a huge number of > input errors on an interface, that were increasing the dev.bge.0 > counters like > > dev.bge.0.stats.InputDiscards Did you check Ethernet flow control settings (also on the Catalyst)? Kind regards Helge