in core/src/main/java/com/spotify/metrics/core/InstrumentedScheduledExecutorService.java [322:336]
public void run() {
running.inc();
final Timer.Context context = duration.time();
try {
command.run();
} finally {
final long elapsed = context.stop();
running.dec();
completed.mark();
if (elapsed > periodInNanos) {
scheduledOverrun.inc();
}
percentOfPeriod.update((100L * elapsed) / periodInNanos);
}
}