From owner-freebsd-xen@FreeBSD.ORG Tue Dec 20 00:09:38 2011 Return-Path: Delivered-To: xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7EFFF1065679; Tue, 20 Dec 2011 00:09:38 +0000 (UTC) (envelope-from seanbru@yahoo-inc.com) Received: from mrout1-b.corp.bf1.yahoo.com (mrout1-b.corp.bf1.yahoo.com [98.139.253.104]) by mx1.freebsd.org (Postfix) with ESMTP id 30A388FC15; Tue, 20 Dec 2011 00:09:37 +0000 (UTC) Received: from [127.0.0.1] (proxy6.corp.yahoo.com [216.145.48.19]) by mrout1-b.corp.bf1.yahoo.com (8.14.4/8.14.4/y.out) with ESMTP id pBK09MWR086718; Mon, 19 Dec 2011 16:09:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yahoo-inc.com; s=cobra; t=1324339764; bh=dOdzDojVqPiYATIaV3gZ0crFkZPgXYDWCNW/sfT2ENo=; h=Subject:From:To:Cc:In-Reply-To:References:Content-Type:Date: Message-ID:Mime-Version:Content-Transfer-Encoding; b=ESvIbX5mSJJzbXVvPVTMx2os/Mos/IWENmcnIE1a0hi/t7t3E3fSxKbZOZDFSDbn6 UmOVi+fihfatUXElD069QyoYB/GwwVssJ6LLPPc8IG7Mujo3uTodVGXGejXwM6R1rw paojihLXtICN3JxlVqBfTG1WR+SSEGa1jtVbYOZ0= From: Sean Bruno To: Colin Percival In-Reply-To: <4EED4982.3080208@freebsd.org> References: <4EEB9CCE.6090701@rice.edu> <1324169806.3093.3.camel@hitfishpass-lx.corp.yahoo.com> <4EED4982.3080208@freebsd.org> Content-Type: text/plain; charset="UTF-8" Date: Mon, 19 Dec 2011 16:09:22 -0800 Message-ID: <1324339762.3093.14.camel@hitfishpass-lx.corp.yahoo.com> Mime-Version: 1.0 X-Mailer: Evolution 2.32.3 (2.32.3-1.fc14) Content-Transfer-Encoding: 7bit Cc: "xen@freebsd.org" , Alan Cox Subject: Re: PV i386 patch X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Dec 2011 00:09:38 -0000 On Sat, 2011-12-17 at 18:01 -0800, Colin Percival wrote: > On 12/17/11 16:56, Sean Bruno wrote: > > This seems happy on our ref9 VMs. I don't suppose this means I can go > > above 768M of Ram now? > > Can't hurt to try... whatever the problem is with our code and large > amounts of RAM, the fact that it's an insta-panic during paging setup > suggests that it's something at a similar level of fail. > Nope, insta panic ... early though. 768M works, 1024M panics. [root@xen1 sbruno]# /usr/sbin/xm create -c ref9-xen32 Using config file "/etc/xen/ref9-xen32". Started domain ref9-xen32 (id=109) WARNING: loader(8) metadata is missing! GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb Copyright (c) 1992-2011 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 9.0-PRERELEASE #0: Sat Dec 17 16:13:02 PST 2011 sbruno@ref9-xen32.freebsd.org:/dumpster/scratch/sbruno-scratch/9/sys/i386/compile/XEN i386 WARNING: WITNESS option enabled, expect reduced performance. panic: pmap_init: page table page is out of range cpuid = 0 KDB: enter: panic [ thread pid 0 tid 0 ] Stopped at 0xc0181d7a: movl $0,0xc0478174