Date: Sat, 06 Feb 2010 16:47:16 -0500 From: Tom McLaughlin <tmclaugh@sdf.lonestar.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: Recent MFC to 7 causes crash on VMware ESXi Message-ID: <4B6DE364.8030509@sdf.lonestar.org> In-Reply-To: <201002050827.53343.jhb@freebsd.org> References: <4B6B89E7.8030002@sdf.lonestar.org> <201002050827.53343.jhb@freebsd.org>
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John Baldwin wrote, On 02/05/2010 08:27 AM: > On Thursday 04 February 2010 10:00:55 pm Tom McLaughlin wrote: >> Hi all, a recent MFC to 7-STABLE has started to cause issues for my VMs >> on VMware ESXi 3.5u4. After loading the mpt driver for the LSI disk >> controller the VM just shuts off. The workaround is to change the disk >> controller to the BusLogic type. Still, it used to work up until last >> week. The change was made around January 26th and based on the commits >> that day I'm guessing it's either r203047 or r203073 >> >> I have the same issue with both amd64 and i386 VMs. This affects HEAD >> and 8-STABLE as well and first affected HEAD over the summer. (I just >> worked around it and went about my business at the time. :-/) I've >> attached a dmesg from a kernel before the problem and one from after it >> started. > > What if you set 'hw.clfush_disable=1' from the loader? > Yes, that corrected it on all my VMs. I've talked to people on ESXi 4 and they do not see the problem. I have yet to try 3.5u5 to see if this is a non-issue. 3.5 will be supported for awhile longer from VMware. I'm going to try upgrading the box during the week. tom -- | tmclaugh at sdf.lonestar.org tmclaugh at FreeBSD.org | | FreeBSD http://www.FreeBSD.org |
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