main scheduler meaning in English

主调度程序

The hash table where the linking information is stored is sent to the backup scheduler increasingly and timely by the main scheduler . when the main scheduler recovers from failure , the hash table is copied from the backup scheduler
主调度器工作过程中，实时地将保存连接信息的hash表内容通过增量方式发送到备份调度器，而在主调度器恢复工作时将备份调度器hash表整体做反方向复制。
During the working process of the cluster , the linking information of clients and real servers is stored by the scheduler . when the main scheduler fails to work for some hardware or software reason , the backup scheduler does its best effort to make task handing over , based on the original linking information
在集群工作过程中，调度器保存了客户端和真实服务器之间的连接信息，当主调度器发生硬件或软件失效时，备份调度器尽可能在原有连接信息的基础上进行任务接替。