How many more threads are recommended to add to the existing Rulerunner server?

A company has determined through testing that they could improve Rulerunner performance for APT by adding additional threads to Rulerunner. Currently they have a Rulerunner server with 4 cores and 4 threads defined.

How many more threads are recommended to add to the existing Rulerunner server?
A . 0
B . 2
C . 4
D . 8

Answer: A

Explanation:

In general, you want the number of threads to match the number of processors in the host computer. For example, when Rulerunner is installed on a quad core server, enable four Rulerunner threads.

References: https://www.ibm.com/support/knowledgecenter/en/SSZRWV_9.0.0/com.ibm.dc.install.doc/ dcapt030.htm