From owner-freebsd-questions@FreeBSD.ORG Wed Jun 20 10:48:23 2012 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id CA3AF1065673 for ; Wed, 20 Jun 2012 10:48:23 +0000 (UTC) (envelope-from venkatduvvuru.ml@gmail.com) Received: from mail-gh0-f182.google.com (mail-gh0-f182.google.com [209.85.160.182]) by mx1.freebsd.org (Postfix) with ESMTP id 86F088FC21 for ; Wed, 20 Jun 2012 10:48:23 +0000 (UTC) Received: by ghbz22 with SMTP id z22so6351051ghb.13 for ; Wed, 20 Jun 2012 03:48:23 -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=ccloHjzvMeBJaQXXSJAT/5aZ+5GoMLThnaQqtHbDMLo=; b=S6w440FJYuXuOGpTwvdxXY2D1EoZxNnwhIelwCDtLqxAQCH2EGPsBJd7GxY8UGC/ho mIcTGTeB0uGaLynPtD9PTZAt9dqi1aDrXdnfgSRUzQjmQAf5cwychM2gwA+eMr7EGFX8 j/7JpQd49MpuiL5ky5GppDf04ZQS+9AtLfACLfsPh1IniXxqpYPniYefDo5069AawANL iOM4kmher4aZbcjNpLdVjpRAf23VVSYz+3lVGONOpi9ICTRfjhjCyAr0DCjfwS6Nv9YY IWzOuP5ZAHpbEByStb2aGQUlSq3pZjbu1Vi23KmhzcpA1e/GEA+MPg+Abcwx/ygFB0kW pp1A== MIME-Version: 1.0 Received: by 10.42.41.11 with SMTP id n11mr10114003ice.13.1340189302653; Wed, 20 Jun 2012 03:48:22 -0700 (PDT) Received: by 10.64.77.72 with HTTP; Wed, 20 Jun 2012 03:48:22 -0700 (PDT) Date: Wed, 20 Jun 2012 16:18:22 +0530 Message-ID: From: Venkat Duvvuru To: freebsd-questions@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-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Jun 2012 10:48:23 -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?