Initializing help system before first use

TUNERTHREADS

Description
Tuner: the number of threads used by the tuner.
Type
Integer
Values
-1 
Choose automaticlly.
1 
The tuner will run in sequential.
n>1 
The tuner will run in parallel with n threads.
Default value
1
Note

Setting this control will not affect number of threads used by each individual run. It is recommended to have the product of TUNERTHREADS and THREADS less or equal to the number of system threads.

When setting TUNERTHREADS=-1, the tuner will automatically use as many threads as the number of logical processors detected.

Please refer to Section Tuner with Multiple Threads for more information about tuner with multiple threads.

This control only has an effect on the tuner. This control cannot be tuned.

Affects routines