Hi all ! In GridNearTxLocal while preparing phase in optimistic mode : *org.apache.ignite.internal.processors.cache.distributed.near.GridNearTxLocal#prepareNearTxLocal* we check serializable() and create GridNearOptimisticSerializableTxPrepareFuture What is the point of serializable future ? --
*Best Regards,* *Kuznetsov Aleksey*