@Override
  public boolean init(Cache cache) {
    int maxConcurrentThreads = SystemProperty
        .getProductIntegerProperty(
            SystemPropertyHelper.WAN_COPY_REGION_MAX_CONCURRENT_THREADS, 10);
    return init(maxConcurrentThreads);
  }
Contains the ongoing executions of WanCopyRegionFunction
geode-wan/src/main/java/org/apache/geode/cache/wan/internal/WanCopyRegionFunctionService.java