Am 06.11.2011 um 15:05 schrieb Guido Stepken <[email protected]>:

> Hi guys!
> 
> Please first first have a look at that simulation: 
> 
> http://www.youtube.com/watch?v=EmMY1nq_tgI
> 
> Surprisingly the architecture of pharo looks very much this. Message sends, 
> "information flow" through a dynamic ambience of "living objects" cause 
> serious "hangs"
> 
> Unpredictable traffic jams occurr, depending on load, e.g. Seaside, during 
> GC, Image sync, subtile timeouts or countdows, waiting for resources to be 
> freed, network timeouts, database lookups, e.t.c.
> 
> Those can much easier be identified, when you downclock your machine to good 
> old 50MHz of ancient times of squeak and develop/profile then. Design flows 
> pretty soon become visible then, that are not visible when you proudly use 
> always the newest Apple machine for development.
> 
> From advanced Software architects of a new old Smalltalk OS i expect to know 
> about such dynamic phenomenons, having deep insight into analytically 
> identifying such normally difficult to indentifying problems, that always 
> should be part of TDD ...
> 
> Tnx for reading and understanding.
> 
Reading was not a problem. But I have problems to understand what I am supposed 
to understand?

Norbert

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