From owner-freebsd-stable@FreeBSD.ORG Tue Oct 28 13:11:12 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5D507106566B for ; Tue, 28 Oct 2008 13:11:12 +0000 (UTC) (envelope-from jose.amengual@gmail.com) Received: from qw-out-2122.google.com (qw-out-2122.google.com [74.125.92.24]) by mx1.freebsd.org (Postfix) with ESMTP id B07008FC27 for ; Tue, 28 Oct 2008 13:11:11 +0000 (UTC) (envelope-from jose.amengual@gmail.com) Received: by qw-out-2122.google.com with SMTP id 9so1201987qwb.7 for ; Tue, 28 Oct 2008 06:11:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:cc:message-id:from:to :in-reply-to:content-type:content-transfer-encoding:mime-version :subject:date:references:x-mailer; bh=HC4v/HFzO3omoylHDtt8nrmzZp0ph8ySp30HvCxE/aA=; b=JnPRD5ZO7VF/gsMcXkv7LGLJBKSd03W9d8e5WRgjISO0LmdnViV+WTC7EAwi253XBY NO06pn1U7aoaADKaMIo3PK49n6MVdyKJRyGt41iBmNWTVvDyZoHE3y9Su+xBvNE5ee0P AD6RbR0URlUKmq37Q+HAfsxolnAAILMDHvTZQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=cc:message-id:from:to:in-reply-to:content-type :content-transfer-encoding:mime-version:subject:date:references :x-mailer; b=QYnhotr0QZSciWKOxCiIWR2Nvr3ppk1VBmTmBi7K/lQdgVoUa1AD0gObbFYu5AkG+E IfGdB+yj4dJyweArXg14peN4NYc0zbx1XgyBqCWIwKI75h+FNAmZPq7/vDffWmpp4c17 o+HMbLblelkjCyqPqIdB3909rU71SG0E86wxM= Received: by 10.214.81.2 with SMTP id e2mr750848qab.110.1225199470876; Tue, 28 Oct 2008 06:11:10 -0700 (PDT) Received: from ?192.168.42.174? ([190.8.72.74]) by mx.google.com with ESMTPS id 34sm3089761yxl.8.2008.10.28.06.11.08 (version=TLSv1/SSLv3 cipher=RC4-MD5); Tue, 28 Oct 2008 06:11:09 -0700 (PDT) Message-Id: From: Jose Amengual To: Sujit Karataparambil In-Reply-To: <921ca19c0810280503o79b0e1cei4b8e92293847bec1@mail.gmail.com> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v929.2) Date: Tue, 28 Oct 2008 10:10:54 -0300 References: <20081027120802.G2978@maildrop.int.zabbadoz.net> <921ca19c0810280503o79b0e1cei4b8e92293847bec1@mail.gmail.com> X-Mailer: Apple Mail (2.929.2) Cc: freebsd-current@freebsd.org, freebsd-stable@freebsd.org Subject: Re: SOLUTION!!!! Re: tcp_do_segment....again X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Oct 2008 13:11:12 -0000 Sorry for my ESL :). On 28-Oct-08, at 9:03 AM, Sujit Karataparambil wrote: > Sorry Just donot understand what you are saying. > > On 10/28/08, Jose Amengual wrote: >> Hi Guys. >> >> I will describe de steps that I did to solve this problem that I >> still don't >> understand. >> >> Like my first post, I installed FreeBSD with the install cd >> 7.0-STABLE-200807-i386-disc1.iso , then I update using >> cvsup and the stable supfile and I got the 7.1-PREREALEASE ( I >> don't know >> why I got 7.1 has a stable using the stablesupfile using RELENG_7 ). >> >> After make world and stuff, I installed ezjail and I start creating >> my >> jails, then I configure my pf script and I give my jails and user >> nat and >> etc. >> Then I start installing packages to my jails and I start seeing the >> TCP >> kernel messages that at the first time I ignored. >> >> After I had all the jails working , I realize that my postfix jail >> was >> leaving almost all the emails in the defer queue with reasons like >> "Connection time out", then I realize that the tcp_do_segment >> messages were >> talking about port 25 connections and not only ftp connections, and >> that was >> exactly one message per mail in the queue. >> >> After reading some post I decide to Update my machine again to >> RELENG_7_0 >> and I got 7.0-p5 and the problem persist, after that I start >> changing sysctl >> variables like sack etc. >> >> Today I reinstall the same machine with the 7.0-RELEASE-i386- >> disc1.iso and >> update to 7.0-p5 and using ezjail I start creating the jails and I >> realize >> that I was getting the same TCP messages per ftp connections but >> seems to be >> working ok. After some research and reading I decide to REMOVE the >> SCTP >> option from the kernel and recompile. >> >> After that I didn't receive any message and today the server is up >> and >> running with 300 users behind and tons of email with NONE in the >> defer >> queue. >> >> The configurations of the jails were copy and paste to the new >> installation >> of the server, the only thing that I change was the install CD. >> >> Is that possible ?, could be the reason ? >> SCTP is generating this problem ? >> >> >> >> Thanks to all. >> >> >> On 27-Oct-08, at 9:09 AM, Bjoern A. Zeeb wrote: >> >>> On Sun, 26 Oct 2008, Jose Amengual wrote: >>> >>> Hi, >>> >>> >>>> The problem persist even in stable 7.0, 7.1-PRERELEASE and 7.0- >>>> P5 , the >> postfix jail is living all the email in defer queue saying >> "Connection Time >> Out" >>>> >>>> This server give service to 300 clients and the network load os >>>> high. >>>> >>>> is there any clue how to resolve this ? >>>> >>> >>> sorry if I am not reading back various links which include mails I >>> had >>> sent which are entirely unrelated. >>> >>> So you are seeing TCP problems. And you are running with a firewall >>> enabled? >>> >>> Have you tried tcpdumping and seeing what exactly goes wrong? >>> >>> do you have any offload stuff enabled (as the subject suggests)? >>> If so >>> what happens if you disable this? >>> >>> /bz >>> >>> -- >>> Bjoern A. Zeeb Stop bit received. Insert coin for new >>> game. >>> _______________________________________________ >>> freebsd-current@freebsd.org mailing list >>> >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >>> To unsubscribe, send any mail to >> "freebsd-current-unsubscribe@freebsd.org" >>> >> >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to >> "freebsd-stable-unsubscribe@freebsd.org" >> > > > -- > --linux(2.4/2.6),bsd(4.5.x+),solaris(2.5+)