From owner-freebsd-stable@freebsd.org Wed Dec 9 02:11:13 2015 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1CCDD9D4F68; Wed, 9 Dec 2015 02:11:13 +0000 (UTC) (envelope-from hiren@strugglingcoder.info) Received: from mail.strugglingcoder.info (strugglingcoder.info [65.19.130.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.strugglingcoder.info", Issuer "mail.strugglingcoder.info" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 0E827155F; Wed, 9 Dec 2015 02:11:12 +0000 (UTC) (envelope-from hiren@strugglingcoder.info) Received: from localhost (unknown [10.1.1.3]) (Authenticated sender: hiren@strugglingcoder.info) by mail.strugglingcoder.info (Postfix) with ESMTPA id 47A23CAC3C; Tue, 8 Dec 2015 18:11:06 -0800 (PST) Date: Tue, 8 Dec 2015 18:11:06 -0800 From: hiren panchasara To: Slawa Olhovchenkov Cc: freebsd-stable@FreeBSD.org, freebsd-net@FreeBSD.org Subject: Re: TCP regression between 288167 and 291456 Message-ID: <20151209021106.GG89422@strugglingcoder.info> References: <20151203152422.GB70867@zxy.spb.ru> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="+QwZB9vYiNIzNXIj" Content-Disposition: inline In-Reply-To: <20151203152422.GB70867@zxy.spb.ru> User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Dec 2015 02:11:13 -0000 --+QwZB9vYiNIzNXIj Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable + net@ On 12/03/15 at 06:24P, Slawa Olhovchenkov wrote: > After upgrading STABLE to r291456 I am see bunch of sockets in > TIME_WAIT state. In normal situation I am expect about 30k-50k such > sockets. Now I am see all of net.inet.tcp.maxtcptw (440k currently). > Setting net.inet.tcp.msl to low value don't reduce this sockets. >=20 > I am see socket in TIME_WAIT state during 30 minutes. > Perhapsh in this state socket may be for ever Does updating to latest stable/10 help? I see there were other fixes that went in after r291456. (I am not 100% if that'll help but worth trying.) I've added -net to get more relevant eyes on the problem. Cheers, Hiren --+QwZB9vYiNIzNXIj Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQF8BAABCgBmBQJWZ422XxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRBNEUyMEZBMUQ4Nzg4RjNGMTdFNjZGMDI4 QjkyNTBFMTU2M0VERkU1AAoJEIuSUOFWPt/lNsIH/Rj9c5wWAE9zIaRSkr0Qpfea uqIbihAcll29wS4lUdX9497PuPXi3WpYlxVDXgn02wfTJXInNiDylPiPyBgyx8fV dpom9Xcl12CRkh6b9SsNn4WucMoxdJxVjLjSOva8ysor0pEEn/mJfc50X8uljQOS 78JVYefoSlyCkMau1P4mHtInITDTYD6Q+36EsOT0SYohMHM2Wuxgb0j07IhWZrhj 2xl2W3AfSrsVIS+lTLDFTr0Q/keSPpBlS8Gmk/O4ba/ouPz+b+0MlsghSmvuXequ cwxRKFDO9TaYqnPKxhAyPgZtPKIh/EI4wpvUvtWQNdqhuutzdhck4tqpcYeAEf4= =s3yH -----END PGP SIGNATURE----- --+QwZB9vYiNIzNXIj--