From owner-freebsd-questions@FreeBSD.ORG Thu Feb 24 19:37:41 2011 Return-Path: <owner-freebsd-questions@FreeBSD.ORG> Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 23ECF106564A for <freebsd-questions@freebsd.org>; Thu, 24 Feb 2011 19:37:41 +0000 (UTC) (envelope-from sumi.techno@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id DC0D78FC08 for <freebsd-questions@freebsd.org>; Thu, 24 Feb 2011 19:37:40 +0000 (UTC) Received: by iyj12 with SMTP id 12so538271iyj.13 for <freebsd-questions@freebsd.org>; Thu, 24 Feb 2011 11:37:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=I5W9OCDqje+TBSZ55iwnwVs15UQoDmu9pKQ4/XOP8hc=; b=f8hPndrwdrZCnvI7aHQ7s7AuNtjS9/7xczcvPO+3/m+/gYVdTJmaBawZZtn2W5LhyL dwkioCfoKMyGfchoR6yNFKaQ05iscZio35zTraiOlhdTYMvVefPuaw2zCo8G75zxw6oz 7Q9mSoZ4Ued8MoInASW2agkGi/q8DW1qOKIwc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=ipYDfHzBXHdpb2gCkMq5uTGeaGaKE2R5Gw3LwcvqimpUosR6PNNi3VIXCnYsQ4Og/1 9zB4JenxN0lmCPk48+CKfZq4ayXw2afXXQHf7cFDHznnadBnIiPzkWW2UhbnzIn7P7b3 ECLgUVVV8Q0fc7yLoWo0nP8Lg/S3sFqpIX/I4= MIME-Version: 1.0 Received: by 10.231.36.12 with SMTP id r12mr2023186ibd.69.1298576260050; Thu, 24 Feb 2011 11:37:40 -0800 (PST) Received: by 10.231.160.131 with HTTP; Thu, 24 Feb 2011 11:37:39 -0800 (PST) In-Reply-To: <4D668A55.6060002@gmx.com> References: <AANLkTinaQ0D5dv+0FXydpH-+=EVvhaN9++ANsSdS7gtG@mail.gmail.com> <4D66708E.8060500@my.gd> <4D668A55.6060002@gmx.com> Date: Fri, 25 Feb 2011 01:07:39 +0530 Message-ID: <AANLkTimcBc1CYZD6da1Tshhdc8a7xs=6Bg2MHWxpR=hr@mail.gmail.com> From: nikitha <sumi.techno@gmail.com> To: Nikos Vassiliadis <nvass@gmx.com> Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Damien Fleuriot <ml@my.gd>, freebsd-questions@freebsd.org Subject: Re: Tuning routing table size in FreeBSD 8.0 and 7.2 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions <freebsd-questions.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions> List-Post: <mailto:freebsd-questions@freebsd.org> List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, <mailto:freebsd-questions-request@freebsd.org?subject=subscribe> X-List-Received-Date: Thu, 24 Feb 2011 19:37:41 -0000 Thank you all, for your timely reply.. To answer Niko's question: Just i'm doing some performance/stress testing of a freebsd router.. :-) -Sumi On Thu, Feb 24, 2011 at 10:11 PM, Nikos Vassiliadis <nvass@gmx.com> wrote: > On 2/24/2011 4:51 PM, Damien Fleuriot wrote: > >> On 2/24/11 3:00 PM, nikitha wrote: >> >>> Hi, >>> Could you plz share the information on the maximum number of routes that >>> can >>> be added (by default) in FREEBSD 8.0/7.2 kernel? >>> In Linux the sysctl rt_max_size is used. Is there a similar tunable >>> parameter in freeBSD? >>> >> [snip] > > >> I could not find a sysctl that matched what you're looking for. >> >> AFAIK, the routing table is limited only by the amount of RAM you can >> allocate to it. >> > > Yes. You can use "vmstat -z | grep rtentry" to examine it. > It seems trivial to add a limit there(without having thought of > multiple routing tables and vnet). > > Out of curiosity, why would you want such a limit? > >