performance
HIGH (1)
ActiveThreads:   0
CompletedTasks:  89904
getCorePoolSize: 4
MaximumPoolSize: 2147483647
LargestPoolSize: 4
PoolSize:        4
ScheduledTasks:  0
MEDIUM (0)
ActiveThreads:   1
CompletedTasks:  3987905
getCorePoolSize: 10
MaximumPoolSize: 2147483647
LargestPoolSize: 10
PoolSize:        10
ScheduledTasks:  63
LOW (-1)
ActiveThreads:   0
CompletedTasks:  664710133
getCorePoolSize: 4
MaximumPoolSize: 2147483647
LargestPoolSize: 4
PoolSize:        4
ScheduledTasks:  11447