[IGSTK-Developers] Crash recovery?

Andinet Enquobahrie andinet.enqu at kitware.com
Thu Sep 8 19:39:30 EDT 2005


Tina Kapur wrote:

>Hi,
>
>Does IGSTK have a mechanism for crash recovery?  I was making a wish list of
>what such a toolkit should have, and I can see how the logging mechanism
>could be used for recovery from a mid surgery crash, but just wanted to
>check if the feature was planned for anytime in the near future.
>
>Thanks.
>-Tina
>
>
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>  
>
Hi Tina,

We hope that the toolkit wont crash in the middle of a surgery...may be 
before or after :) But on a serious note, the main reason the state 
machines were introduced in IGSTK is to make it "ideally" 100% 
predictable. All error conditions and scenarios should be handled by the 
state machines. IGSTK should be unrecoverable-condition proof. In fact, 
we had  a discussion this afternoon on the TCON about   introducing 
state machines into the applications itself. Something like an 
application class with state machines that every application should be 
derived from. This design will tighten it up even more.

cheers,
-Andinet





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