From owner-freebsd-performance@FreeBSD.ORG Thu Jun 10 05:28:17 2010 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9723A1065675 for ; Thu, 10 Jun 2010 05:28:17 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-iw0-f182.google.com (mail-iw0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id 5C4098FC19 for ; Thu, 10 Jun 2010 05:28:16 +0000 (UTC) Received: by iwn7 with SMTP id 7so3417294iwn.13 for ; Wed, 09 Jun 2010 22:28:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:sender:received :in-reply-to:references:date:x-google-sender-auth:message-id:subject :from:to:cc:content-type; bh=JZ2W6kw+J9uOBz9sor1GsF80LyKvpUswCEHJT1nqIao=; b=E/Hgk9egZvfTpZPXz3eONHRUVWfxNHY23A+2sD2IaOwHQ2leWoTs1BcI0S9YuB7xhV W4j3Q1iFv0ZsL8wmq1I/WJZhKzAcgaUJFXBBLR8dpHwSnDQiJWgEUtFMhozXC5/A0CkD YGsk65SNAz/9pripizZQSkqo6ztffbYc7FjGk= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=oS7YHvnHCxR/mQ655VhaJ+/KQUiK1H4sQsQxMZ2LR2w2U8qugW55IhIo1fTjcSHwej +29amh9I4awcW9w2oo5jZTopt95vd0qsRK9keC/bhcz1gBdD5Os9QqRzRp4Zu1bcIRlk 3wKzKGCyWKxehjZ7b/Q3qzhf+vFoLoZ8ClIro= MIME-Version: 1.0 Received: by 10.231.141.26 with SMTP id k26mr8530782ibu.163.1276147695869; Wed, 09 Jun 2010 22:28:15 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.231.156.76 with HTTP; Wed, 9 Jun 2010 22:28:15 -0700 (PDT) In-Reply-To: References: Date: Thu, 10 Jun 2010 13:28:15 +0800 X-Google-Sender-Auth: ZHCR3wZjPCGwLOnjOJ6VdVNjy_o Message-ID: From: Adrian Chadd To: Nick Rogers Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-performance@freebsd.org Subject: Re: arp(8) performance w/ many aliases assigned to an interface X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Jun 2010 05:28:17 -0000 On 10 June 2010 06:19, Nick Rogers wrote: > FYI there is a bugfix/patch for this issue being discussed in > freebsd-hackers: > > http://www.mail-archive.com/freebsd-hackers@freebsd.org/msg157097.html Hm, that's just a simple caching mechanism, right? If it matches the last entry, re-use it? What if you have a degenerate case of say, alternating alias macs? Adrian