public void endPut(long start) {
    long ts = DistributionStats.getStatTime();

    // Increment number of event queued
    stats.incInt(eventsQueuedId, 1);

    // Increment event queue time
    long elapsed = ts - start;
    stats.incLong(eventQueueTimeId, elapsed);
  }
Increments the "eventsQueued" and "eventQueueTime" stats.

@param start The start of the put (which is decremented from the current time to determine the
       queue processing time).
geode-core/src/main/java/org/apache/geode/internal/cache/wan/GatewaySenderStats.java