[lopsa-discuss] Note: WiPs at LISA'05

Tom Limoncelli tal at whatexit.org
Fri Dec 2 04:18:04 PST 2005


There used to be a rule (maybe it was a guideline) that WiP  
presentors were limited to 1 slide.  Since that rule (guideline) has  
been removed, we occasionally we see people bring 50 slides and are  
surprised to discover they don't get through them all in their 5  
minutes.

In my day, we had to walk up hill both ways through 5' of snow even  
in the summer.  And we liked it.  But more importantly, mister "I'm  
only 37, I can't be an old-timer" would like to remind people that  
that some of his favorite WiPs have been with a single slide.

I think three slides is more than enough.

Don't waste you time explaining how to compile and install it, don't  
spend a lot of time on background.  Just say what problem you  
solved.  That generally takes 5 minutes.  If people want to know  
more, they'll corner you at the next break.

My 3-slide formula:

1.  There is a problem.  Example: Doesn't it suck that "at jobs"  
can't run kerberized utilities because "at" processes aren't started  
by the real user?

2.  We have a solution:  Example:  We've invented "kat", the  
kerberized "at" daemon.  It's amazing.  The syntax is blah blah blah.

3.  How did we do it?  Example: When you submit the "kat" job you  
have to be authenticated with kerberos. We then keep the ticket alive  
by renewing it every n minutes until it is time to actually run the  
task.  Then we can initiate the task.

That's it!

Tom

P.S.  The example comes from a WiP that honey did many years ago.   
I'm sure I got 80% wrong.  My apologizes.  It was, however, a great  
WiP.  However, I don't know anything about kerberos so don't believe  
anything I say.


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