static void verifyOffHeapAlignment(int tinyMultiple) {
    if (tinyMultiple <= 0 || (tinyMultiple & 3) != 0) {
      throw new IllegalStateException(
          GeodeGlossary.GEMFIRE_PREFIX + "OFF_HEAP_ALIGNMENT must be a multiple of 8.");
    }
    if (tinyMultiple > 256) {
      // this restriction exists because of the dataSize field in the object header.
      throw new IllegalStateException(GeodeGlossary.GEMFIRE_PREFIX
          + "OFF_HEAP_ALIGNMENT must be <= 256 and a multiple of 8.");
    }
  }
Unit tests override this method to get better test coverage
geode-core/src/main/java/org/apache/geode/internal/offheap/FreeListManager.java