另一个重要的概念是AFS服务器以及AFS单元内或跨afs单元的客户端进程使用的通信机制，也称为Rx。
Another important concept is the communication mechanism used by an AFS server as well as client processes within or across AFS cells which is called Rx.
通信段：共享内存通信区，也被称为消息区，被作为客户机和服务器进程的一种通信机制。
Communications segment: the Shared memory communications portion, also known as the message portion, is used as a communication mechanism by the client and server processes.
服务器进程称为pbs_server，创建并管理作业并将作业进行排队和分配以便执行，而作业执行器—称为pbs_mom—用来启动这些作业。
The server process, called pbs_server, creates and manages jobs and queues and dispatches jobs for execution to compute nodes, where the job executor - called pbs_mom - starts the jobs.
应用推荐