Date: Fri, 21 Nov 2008 15:23:25 -0800 From: Andrew Thompson <thompsa@FreeBSD.org> To: Luigi Rizzo <rizzo@iet.unipi.it> Cc: kib@freebsd.org, current@freebsd.org Subject: Re: Recent versions of pxeboot hang/panic on AMD platform. Message-ID: <20081121232325.GA15258@citylink.fud.org.nz> In-Reply-To: <20081121231400.GA94863@onelab2.iet.unipi.it> References: <20081121231400.GA94863@onelab2.iet.unipi.it>
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On Sat, Nov 22, 2008 at 12:14:00AM +0100, Luigi Rizzo wrote: > [copying some people involved with recent related commits] > > As reported in kern/118222 recent versions of pxeboot hang/panic > on AMD platform. > > Initial reports mentioned that the RELENG_6 versions worked well, > however i found out that even the recent RELENG_6 code is problematic. > > Specifically, the problem i see on two machines with AMD CPU (one > is an Asus M2N-VM) motherboard netbooting with PXEboot, is that the > loading of config files or binary modules (kernel, etc.) randomly > hangs with recent version of pxeboot (RELENG_6, RELENG_7 and HEAD > all give the same behaviour). I have found that the kernel size can trigger this for me, after reducing the size I didnt experience loader hangs with pxe. You may want to experiment with this in your investigations. Andrew
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