This ensures that the state can be recovered from either the scheduling node or the execution node in event of failure.
这样就确保了当调度节点或者执行节点出现故障时那些状态可以恢复。
The scheduling node and the execution node use a protocol that ensures that the state information is kept on disk by at least one of them.
调度节点和执行节点通过一个协议来确保至少它们其中一个要在磁盘上保持那些状态信息。
应用推荐