public int getMaximumMemeoryPerDispatcherQueue() {
    return maxMemoryPerDispatcherQueue;
  }
A <code>Region</code> used for storing <code>GatewaySender</code> event id indexes. This
<code>Region</code> along with a <code>DistributedLock</code> facilitates creation of unique
indexes across members.
geode-core/src/main/java/org/apache/geode/internal/cache/wan/AbstractGatewaySender.java