public static void destroyServices() {
    synchronized (TXLockService.class) {
      if (DTLS != null) {
        DTLS.destroy();
        DTLS = null;
      }
    }
  }
Destroys DTLS in this process to free up resources
geode-core/src/main/java/org/apache/geode/internal/cache/locks/TXLockService.java