org.hyperledger.fabric.metrics

Interface TaskMetricsCollector

public interface TaskMetricsCollector

Collect metrics relating to the task execution. The task execution (of which each fabric transaction is one) is backed by a thread pool that implements this interface. As that is an implementation class this interface abstracts the information available from it (as far as metrics go).

Method Summary

Modifier and Type	Method and Description
int	getActiveCount() Currently executing threads.
int	getCorePoolSize() Gets the core (minimum) pool size.
int	getCurrentQueueCount() Currently waiting tasks; should not be a higher number.
int	getCurrentTaskCount() Currently executing tasks.
int	getLargestPoolSize() Gets the largest pool size so far.
int	getMaximumPoolSize() Gets the upper limit pool size.
int	getPoolSize() Gets the current size of the pool.

Method Detail

getCurrentTaskCount

int getCurrentTaskCount()

Currently executing tasks.

Returns:

int > 0

getCurrentQueueCount

int getCurrentQueueCount()

Currently waiting tasks; should not be a higher number.

Returns:

int > 0

getActiveCount

int getActiveCount()

Currently executing threads.

Returns:

int > 0

getPoolSize

int getPoolSize()

Gets the current size of the pool.

Returns:

int > 0

getCorePoolSize

int getCorePoolSize()

Gets the core (minimum) pool size.

Returns:

int > 0

getLargestPoolSize

int getLargestPoolSize()

Gets the largest pool size so far.

Returns:

int > 0

getMaximumPoolSize

int getMaximumPoolSize()

Gets the upper limit pool size.

Returns:

int > 0