From nobody Mon Aug 14 23:45:40 2023 X-Original-To: current@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 4RPrcr41KBz4q3Ww for ; Mon, 14 Aug 2023 23:45:48 +0000 (UTC) (envelope-from grog@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (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 (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RPrcr3YJYz3FMw; Mon, 14 Aug 2023 23:45:48 +0000 (UTC) (envelope-from grog@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1692056748; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=WTPeQfjBA0uOoPg0bszlmGyqUbulDbnE8mCkaVOl77w=; b=U/rB6dm8ffZE1OaRdIc6jokvvYEDP7RXUR9tEv/JYw51SHy51MxWkLcYp/D787d6drfXzQ FCGJ03hrnCORH56gLVTR8h9DwdqRCqf853jXAoWjfxJcYE8G9RMHNQGTLkhPu/LN0+gNQI VhQ5XlVdU/Whkzyw8/WmAeUp0SzA4womvk/OKJ1jeWjDKJtvKS1jvM3ehHxqU8BMj4v/qw ORCmtnISdV/DQ3Mgu9aPGdCzTPbjKzjo6WX5/TrE1e95IpGlFGqp90EizbXRdjT/xAM51l tysIjh68xiKuE4KAHgz8O34OtLiicekMXFg07T30gZZUe83aPt1G7yW2xlm64Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1692056748; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=WTPeQfjBA0uOoPg0bszlmGyqUbulDbnE8mCkaVOl77w=; b=ZfFyUvdTXi4kwx2JXjvo9GtDpoJdqysGvoHCPSfci58M8Z5R/R0+UEn6P4u8pkpf1ADuxZ 2zkd4qgBFvxoKsSYLyfnhhpmR7H1tTmZOxwFiwy8/slmF7l3MlKNkSih31yVUyyIXJvXYd 2UahVhvG8p6iDbnmb3sX0cNPyRJlJ3OwF6hVAb/1FzW/hBiY3ng62arYrxaoh6a6XaeGCA PbcihrSTyC+ltNMNVJoZdlgovdSCpH/qZ5iprMXT/y3bloOJ/EyukznbTAh2w3xGcxfYY5 XrOkv55o1sgxF2ZbKwxDsFZOsZXCZYY5dimSEKcZ4Fbgv/o/vA/eR7h6ivmQhg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1692056748; a=rsa-sha256; cv=none; b=ubDVFe7okbZ1BQGRPxy9rB2BTqzKUBntJmd9VByw+EWis3ClEMyKXgAmZGHwSsu7LWjYNk rpW9tjQfJl0IHHEf51sVuAEKqY6ugZSqKwO1HfnmRooF3NxbyroN5EnXpz7sdJrhGceHOG qg91l93gpRCaHXV1y+Cm1ljodIRBfqEQ4vbmhqa1ZDvak+2etLcES5JVIB1N9SJ52JlqU/ 8GJU0OIsF+LxDrz9q1V9QN/TshaQU8n2s1EtZ2Ttq7TxkFkPscCusNqKKLjxAtFQkQZVoz VtCWmvNgxjYkwDvzpuoS7UmsxxAFnecdT8Cs76uhGCnEz2wW81eHUW7GI++bSg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from eureka.lemis.com (121-200-11-253.79c80b.mel.nbn.aussiebb.net [121.200.11.253]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) (Authenticated sender: grog/mail) by smtp.freebsd.org (Postfix) with ESMTPSA id 4RPrcq27cHz4Wl; Mon, 14 Aug 2023 23:45:47 +0000 (UTC) (envelope-from grog@FreeBSD.org) Date: Tue, 15 Aug 2023 09:45:40 +1000 From: Greg 'groggy' Lehey To: Kevin Bowling Cc: current@freebsd.org Subject: Re: Potential show-stopper in em driver? Message-ID: <20230814234540.GG87066@eureka.lemis.com> References: <20230814124703.3875a7ba266cdf079525eb82@dec.sakura.ne.jp> <20230814043746.GE87066@eureka.lemis.com> List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="XjbSsFHOHxvQpKib" Content-Disposition: inline In-Reply-To: Organization: The FreeBSD Project Phone: +61-3-5309-0418 Mobile: +61-490-494-038. Use only as instructed. WWW-Home-Page: https://www.FreeBSD X-PGP-Fingerprint: 9A1B 8202 BCCE B846 F92F 09AC 22E6 F290 507A 4223 User-Agent: Mutt/1.6.1 (2016-04-27) --XjbSsFHOHxvQpKib Content-Type: text/plain; charset=us-ascii Content-Disposition: inline [moving to current as requested by bz@] On Monday, 14 August 2023 at 10:09:22 -0700, Kevin Bowling wrote: > > I'm able to replicate this on my I217 using iperf3. It happens > quickly with flow control enabled (default) and takes about 15 minutes > of line rate with flow control disabled. I am looking into the scope > of the issue and will commit a fix or enable chicken bits for affected > parts soon. Thanks. Let me know when you have something and I'll test it. I'll reply to the other message later, but things look better without TCO. Greg -- Sent from my desktop computer. See complete headers for address and phone numbers. This message is digitally signed. 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