public void incUnprocessedEventsAddedBySecondary() {
    stats.incInt(unprocessedEventsAddedBySecondaryId, 1);
    incUnprocessedEventMapSize();
  }
Increments the value of the "unprocessedEventsAddedBySecondary" stat by 1.
geode-core/src/main/java/org/apache/geode/internal/cache/wan/GatewaySenderStats.java