Date: Wed, 10 Feb 2010 18:05:30 +0200 From: Andriy Gapon <avg@icyb.net.ua> To: Ivan Voras <ivoras@freebsd.org> Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: Strange problem with 8-stable, VMWare vSphere 4 & AMD CPUs (unexpected shutdowns) Message-ID: <4B72D94A.8030509@icyb.net.ua> In-Reply-To: <hkujop$hsa$1@ger.gmane.org> References: <hkujop$hsa$1@ger.gmane.org>
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on 10/02/2010 17:36 Ivan Voras said the following: > It looks like I've stumbled upon a bug in vSphere 4 (recent update) with > FreeBSD/amd64 8.0/8-stable (but not 7.x) guests on Opteron(s). In this > combination, everything works fine until a moderate load is started - a > buildworld is enough. About five minutes after the load starts, the > vSphere client starts getting timeouts while talking with the host and > soon after the guest VM is forcibly shut down without any trace of a > reason in various logs. The same VM runs fine on hosts with Xeon CPUs. > The shutdown happens regardless if there is a vSphere client connected. > > This is very repeatable, on Sun Fire X4140 hosts. > > With 7.x/7.stable guests everything works fine. > > I'm posting this for future reference and to see if anyone has > encountered something like that, or has an idea why this happens. Wild guess - try disabling superpages in the guests. -- Andriy Gapon
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