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java.lang.Objectorg.apache.cassandra.metrics.ThreadPoolMetrics
public class ThreadPoolMetrics
Metrics for ThreadPoolExecutor.
| Field Summary | |
|---|---|
com.yammer.metrics.core.Gauge<java.lang.Integer> |
activeTasks
Number of active tasks. |
com.yammer.metrics.core.Gauge<java.lang.Long> |
completedTasks
Number of completed tasks. |
com.yammer.metrics.core.Counter |
currentBlocked
Number of tasks currently blocked, waiting to be accepted by the executor (because all threads are busy and the backing queue is full). |
com.yammer.metrics.core.Gauge<java.lang.Long> |
pendingTasks
Number of tasks waiting to be executed. |
com.yammer.metrics.core.Counter |
totalBlocked
Number of tasks that had blocked before being accepted (or rejected). |
| Constructor Summary | |
|---|---|
ThreadPoolMetrics(java.util.concurrent.ThreadPoolExecutor executor,
java.lang.String path,
java.lang.String poolName)
Create metrics for given ThreadPoolExecutor. |
|
| Method Summary | |
|---|---|
void |
release()
|
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
public final com.yammer.metrics.core.Gauge<java.lang.Integer> activeTasks
public final com.yammer.metrics.core.Counter totalBlocked
public final com.yammer.metrics.core.Counter currentBlocked
public final com.yammer.metrics.core.Gauge<java.lang.Long> completedTasks
public final com.yammer.metrics.core.Gauge<java.lang.Long> pendingTasks
| Constructor Detail |
|---|
public ThreadPoolMetrics(java.util.concurrent.ThreadPoolExecutor executor,
java.lang.String path,
java.lang.String poolName)
executor - Thread poolpath - Type of thread poolpoolName - Name of thread pool to identify metrics| Method Detail |
|---|
public void release()
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