From owner-freebsd-net@FreeBSD.ORG Wed Jun 20 10:47:35 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6F1721065672 for ; Wed, 20 Jun 2012 10:47:35 +0000 (UTC) (envelope-from venkatduvvuru.ml@gmail.com) Received: from mail-ob0-f182.google.com (mail-ob0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id 355768FC0C for ; Wed, 20 Jun 2012 10:47:35 +0000 (UTC) Received: by obbun3 with SMTP id un3so913700obb.13 for ; Wed, 20 Jun 2012 03:47:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=KMp1JMLetkcIQIRdV579e38jCj9O/sP/8bsySzAHR68=; b=F/+fExoOfdMwA0CuStb5qwx4wQkyplENfd3tBxFZb8q8nyK0tRYhwoyDjdlyl1wfpq 8jLVq2mW6cL/JB6Qvnpd95RzWNfWndHBzzY7MTZn7FqT2s8UURXfdU6oIT2FaMlZxCNR /J+AFjGri5T7UPCF3ryIpZPazqOtPlU76/BlGgSWG8ZiKeXifCEX0f13BOOC6Tk31rSD U+YMBoD0lkXOZg46Di69s3pF9XEtaFFBZD0VRLDQyMTlTmmKrIJoWOCMzX4AFbwcaOar BkGNrU0vRCctstklM1N5doqBt8CBz220itRzf/Y/xnsMGi5qcjobllCYmb6hTW4M4jX2 Q1GQ== MIME-Version: 1.0 Received: by 10.50.36.227 with SMTP id t3mr4084654igj.13.1340189254454; Wed, 20 Jun 2012 03:47:34 -0700 (PDT) Received: by 10.64.77.72 with HTTP; Wed, 20 Jun 2012 03:47:34 -0700 (PDT) Date: Wed, 20 Jun 2012 16:17:34 +0530 Message-ID: From: Venkat Duvvuru To: freebsd-net@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: MSI-X limitation in freebsd 8.2 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Jun 2012 10:47:35 -0000 Hi, MSI-x supports upto 2048 vectors but what I see in freebsd 8.2 is that when I use more than ~30 vectors, system becomes dead slow. Is there a limitation on number of msi vectors that can be used in 8.2? /Venkat