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Re: "mkserv public / mkserv clean"

daemon@ATHENA.MIT.EDU (Mitchell E Berger)
Wed May 14 16:37:47 2008

Message-Id: <200805142037.m4EKb1nf008116@byte-me.mit.edu>
To: Jonathan Reed <jdreed@MIT.EDU>
cc: athena10@MIT.EDU
In-Reply-To: Your message of "Wed, 14 May 2008 16:27:03 EDT."
             <0B54C386-72BD-4862-BBD7-2D0113064B96@mit.edu> 
Date: Wed, 14 May 2008 16:37:01 -0400
From: Mitchell E Berger <mitchb@MIT.EDU>

I think I may have slightly misled Jon.  I'd have to think harder to
be sure (or read code more closely).  I think mkserv public may in
fact punt things from /var/server right away (it should run the service.del
scripts).  However, the full integrity check won't happen until a reboot,
which I think is what he was worried about.  If that's correct, then
it's not much different from a flag file examined at boot time.

Mitch

> Discussion on zephyr points out that I'm completely on crack and  
> mkserv public does not actually immediately cause removal of anything  
> or verification.   I'm not sure what I was actually thinking of.   So  
> "never mind".
> 
> -Jon
> 
> On May 14, 2008, at 4:15 PM, Jonathan Reed wrote:
> 
> > I realize that mkserv is going away in Athena 10.  I wonder,  
> > however, if we'll have any mechanism by which users can turn a  
> > workstation into a vanilla cluster configuration.   OLC does find  
> > itself in the position of telling users to use this command once in  
> > a while (mkserv public is more common than mkserv clean).  I realize  
> > we plan to have a "public athena" flag file somewhere, but obviously  
> > creating that file will not instantaneously cause the machine to fix  
> > itself.  Will there be a method by which a user can request that a  
> > machine immediately revert to a clean state?
> 

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