public void checkThrottle() {
// optional throttling
if (!config.isThrottled()) {
return;
}
long sleepMillis;
double throttledEventsPerSecond = config.getThrottledEventsPerSecond();
boolean isEvents = (throttledEventsPerSecond > 0);
int throttledBytesPerSecond = isEvents ? 0 : config.getThrottledBytesPerSecond();
logger.fine(
"throttling "
+ (isEvents
// events
? (timer.getEventsPerSecond() + " tps to " + throttledEventsPerSecond + " tps")
// bytes
: (timer.getBytesPerSecond() + " B/sec to " + throttledBytesPerSecond + " B/sec")));
// call the methods every time
while ((throttledEventsPerSecond > 0 && (throttledEventsPerSecond < timer.getEventsPerSecond()))
|| (throttledBytesPerSecond > 0 && (throttledBytesPerSecond < timer.getBytesPerSecond()))) {
if (isEvents) {
sleepMillis =
(long)
Math.ceil(
Timer.MILLISECONDS_PER_SECOND
* ((timer.getEventCount() / throttledEventsPerSecond)
- timer.getDurationSeconds()));
} else {
sleepMillis =
(long)
Math.ceil(
Timer.MILLISECONDS_PER_SECOND
* ((timer.getBytes() / throttledBytesPerSecond)
- timer.getDurationSeconds()));
}
sleepMillis = Math.max(sleepMillis, 1);
logger.finer("sleeping " + sleepMillis);
try {
Thread.sleep(sleepMillis);
} catch (InterruptedException e) {
// reset interrupt status and continue
Thread.interrupted();
logger.logException("interrupted", e);
}
}
logger.fine(
"throttled to "
+ (isEvents
? (timer.getEventsPerSecond() + " tps")
: (timer.getBytesPerSecond() + " B/sec")));
}
/** @param _count */
public void setFinalTaskCount(long _count) {
synchronized (taskCountMutex) {
if (taskCountFinal) {
// get the stack trace to track this down
throw new FatalException("BUG!", new SyncException("setter on final task count " + _count));
}
if (_count != taskCount) {
// get the stack trace to track this down
throw new FatalException(
"BUG!", new SyncException("setter on final task count " + _count + " != " + taskCount));
}
logger.fine("setting " + _count);
taskCountFinal = true;
}
}