You really need to look at your useage etc for your scaling and read up on what is recommended, as in your original post here:-
https://bobj-board.org/t/226553
To be honest it sounds like your machine(s) are severley under specced in the terms of hardware, but until you “size” it properly you won’t know.
What made you choose to change this value form 50 to 200, was it a shot in the dark, or did you have some rationale?
Mak 1 
(BOB member since 2005-01-06)