if the thread count is 1, then serialExecutor is used instead, useful in benchmarking and validation.
use thread pool, thread count == 1, it is not equal to use serialExecutor, there is tiny cost. NOTE imprinting is a coupled operation, not supported/code for serial single thread SerialExecutor.
if the thread count is 1, then serialExecutor is used instead, useful in benchmarking and validation.
use thread pool, thread count == 1, it is not equal to use serialExecutor, there is tiny cost. NOTE imprinting is a coupled operation, not supported/code for serial single thread SerialExecutor.