[hobbit] bbtest shows long DNS runtime, why

[Rich Smrcina]

You can also add a runtime option to do testip globally, so that you 
don't have to add it to each host.

Hubbard, Greg L wrote:
> Add the "testip" flag to each host and Hobbit will not try to resolve 
> the name.
>  
> When you add the "dns" flag, Hobbit will test the DNS server on that host.
>  
> You might also keep in mind that DNS results are usually cached by the 
> resolver on each machine until they expire, and this happens at an 
> operating system level.  However, Hobbit uses a specific DNS support 
> package (perhaps to make the code more portable) -- I have seen it hang 
> when the DNS servers are not exactly correct, so using "testip" is a 
> good defence mechanism.
>  
> GLH

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Rich Smrcina
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