Sudesh Soni wrote at 2006-7-31 12:43 +0530:
>I wonder why Zope is default set for handling 4 threads and 7 database 

Because these values are in general not too bad.

>I tried inreasing threads to 20 and database connections to 30 by updating 
> and, presuming that this will help to improve performance under 
>heavy load.
>Can anyone suggest what impact will be there if i do this , in Zope 2.6.1 

You may drastically increase the RAM requirements of your Zope process:

  Each connection maintains its own (independent) ZODB cache.

  Main memory requirements therefore increases linearly with the
  number of connections.

> ...
>Can anyone suggest any other option to improve performance under heavy load in 
>Zope 2.6.1

Cache whatever is cachable...

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