[5933] in Release_7.7_team
Re: [Vmware-release] running Athena virtual machine from off-campus
daemon@ATHENA.MIT.EDU (Chris Murphy)
Fri Mar 14 00:50:00 2008
Cc: release-team@mit.edu, gettes@mit.edu, vmware-release@mit.edu
Message-Id: <1DE65F83-4C43-483A-8942-A8835E44D342@mit.edu>
From: Chris Murphy <chris@MIT.EDU>
To: Alex T Prengel <alexp@mit.edu>
In-Reply-To: <200803140422.m2E4MlGG016998@dit.mit.edu>
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Date: Fri, 14 Mar 2008 00:49:20 -0400
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I may be wrong, but I was under the impression AFS doesn't work behind
a NAT?
-Chris
On Mar 14, 2008, at 12:22 AM, Alex T Prengel wrote:
>
> Hi,
>
> to follow up on Bill's report today:
>
>> Alex Prengel and I are experimenting with Athena in a VMware image.
>> Yesterday he brought a problem to me that I have reproduced myself:
>>
>> Repeat by:
>>
>> Start Athena VMware image.
>> Log in.
>> Suspend image.
>> Let sit over night.
>> Resume image.
>>
>> Actual behavior:
>>
>> The network is down.
>> AFS is dead.
>> A little while later the panel disappears with the helpful message,
>> "Killed"
>> in the console window.
>
>> ...
>
>> I was able to recover by:
>>
>> su
>> /etc/sysconfig/network-scripts/ifdown eth0
>> /etc/sysconfig/network-scripts/ifup eth0
>> /etc/init.d/openafs stop
>> /etc/init.d/openafs start
>
> There is a further problem, most likely related to this one, in
> attempting to
> run an Athena virtual machine from off-campus. I have an Athena
> virtual machine
> that works reliably on campus (at least for time periods up to
> several hours).
> I can suspend and resume it correctly (though only tested over a few
> hours).
>
> When I copy the machine to one of my home computers (I have a Verizon
> FIOS connection) and try to restore the machine, network and AFS are
> dead and unlike Bill's experience, I can't restart them with "ifup
> eth0", "network start" or "openafs start" commands.
>
> I did a further test- I put a working Athena virtual machine on a
> laptop on
> campus. I verified that I could suspend/resume the machine
> repeatedly and
> reliably. I then suspended the machine, took it home and resumed.
> Again
> no network or AFS, and no way to restart them.
>
> I tried turning off both the PC firewall and the router firewall on my
> home system to see if those might be causing this. Didn't make any
> difference.
>
> I checked /etc/sysconfig/network-scripts/ifcfg-eth0 in the virtual
> machine and there was no HWADDR entry. The IPADDR entry was
> correct. My virtual machine has a fixed IP address, like Bill's. I set
> this and the hostname in /etc/athena/rc.conf in the virtual
> machine. Most on my testing was on Windows host OSes, but I
> experienced the same thing at home with a Linux (Fedora 7) host OS.
>
> Alex
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