public CachingTableDescriptor<K, V> withCacheSize(long cacheSize) {
    this.cacheSize = cacheSize;
    return this;
  }
Specify the max cache size for size-based eviction.
@param cacheSize max size of the cache
@return this descriptor
samza-api/src/main/java/org/apache/samza/table/descriptors/CachingTableDescriptor.java