From owner-freebsd-stable@FreeBSD.ORG Thu Oct 4 13:20:00 2007 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 D99DC16A41B for ; Thu, 4 Oct 2007 13:20:00 +0000 (UTC) (envelope-from Stephen.Clark@seclark.us) Received: from smtpout04-02.prod.mesa1.secureserver.net (smtpout04-01.prod.mesa1.secureserver.net [64.202.165.196]) by mx1.freebsd.org (Postfix) with SMTP id 865EA13C4B6 for ; Thu, 4 Oct 2007 13:20:00 +0000 (UTC) (envelope-from Stephen.Clark@seclark.us) Received: (qmail 21898 invoked from network); 4 Oct 2007 13:19:59 -0000 Received: from unknown (24.144.77.243) by smtpout04-04.prod.mesa1.secureserver.net (64.202.165.199) with ESMTP; 04 Oct 2007 13:19:58 -0000 Message-ID: <4704E87D.4020608@seclark.us> Date: Thu, 04 Oct 2007 09:19:57 -0400 From: Stephen Clark User-Agent: Mozilla/5.0 (X11; U; Linux 2.2.16-22smp i686; en-US; m18) Gecko/20010110 Netscape6/6.5 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Ivan Voras References: <47039CB4.5040306@seclark.us> <4703C245.9000104@mac.com> <4703C4FB.4030809@seclark.us> <4703C687.2010201@mac.com> <4703D5B6.4070003@seclark.us> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-stable@freebsd.org Subject: Re: Panic with RELENG_6_2 on DELL PE 4600 with PAE X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Stephen.Clark@seclark.us List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Oct 2007 13:20:01 -0000 Ivan Voras wrote: >Stephen Clark wrote: > > > >>looking at kmem_suballoc which calls vm_map_find which returns >>KERN_NO_SPACE >>which is defined as 3. >> >>Why would there be no space when I have 24GB of memory? >> >> > >1. Any process, including the kernel can only allocate up to 4 GB of >memory on a 32-bit system (since a 32-bit integer can only hold that >many values) >2. The kernel is further constrained so the user programs can get enough >memory >3. Kernel structures for tracking and using memory are also stored in >kernel memory. 24 GB of memory with PAE probably "eats up" a lot of >those. I think you'll need to increase kmem_size (see >http://wiki.freebsd.org/ZFSTuningGuide for an example - ignore >ZFS-specific things). > > > Hi Ivan, It made no difference. Still the same error. Is anyone actually using PAE with FreeBSD 6.2? I have found practically no information using google. Steve -- "They that give up essential liberty to obtain temporary safety, deserve neither liberty nor safety." (Ben Franklin) "The course of history shows that as a government grows, liberty decreases." (Thomas Jefferson)