Due to the fact thatpatching streams meet mostly client requests, schedule strategy of Patching First adopts MFPQ stream schedule algorithm to schedule patching streams first,that improves the stream schedule performance of WanLan system.

• Patching First流调度策略针对Patching流满足绝大部分用户请求这一事实,采用MFPQ流调度算法优先调度Patching流,提高系统的流调度性能。