Is there a “rule of thumb” for the calculation of the number of threads per AOS instance in MS Dynamics AX 2009 SP 1?

There is a kind of rule for that which is: (Number of physical CPU cores * 2) per AOS instance where you only have 1 AOS instance installed per computer. Example1: You have a computer (it may be physical or virtual) with 1 CPU which has 4 physical processor cores and Windows Hyperthreading is enabled. In this scenario you would see 8 CPUs shown in Windows tasks manager. For the calculation you would not consider the “virtual” CPU cores coming from Windows Hyperthreading feature. So the number of...(read more)