基于FT2000处理器内存性能测试及优化  

FT2000 processor-based Memory Performance Testing and Optimization

作　　者：李竞择 苟喜东 范承宇 LI Jing-Ze;GOU Xi-Dong;FAN Cheng-Yu(China Ordnance Equipment Group Automation Institute Co.,Ltd.,Mianyang Sichuan 621000,China)

机构地区：[1]中国兵器装备集团自动化研究所有限公司,四川绵阳621000

出　　处：《机电产品开发与创新》2022年第3期110-113,共4页Development & Innovation of Machinery & Electrical Products

摘　　要：STREAM作为微处理器上广泛应用于测试各种计算机的内存性能的基准测试程序,如何使得其在FT2000/4处理器上发挥高性能是具有挑战性的研究工作。对STREAM工具的各参数进行测试并且合理的设置参数数值可以使得程序性能大幅度提高。数据测试结果表明,优化后,并行程序的最高访存性能能达到13.93GB/s,对比优化前的最高访存性能提高了56.34%。STREAM is a benchmark program widely used to test memory performance of various computers on microprocessors,and it is challenging to make it perform well on FT2000/4 processors.Testing of the parameters of the STREAM tool and reasonable setting of the parameter values can lead to significant improvements in program performance.The data test results show that after optimization,the maximum access performance of the parallel program can reach 13.93GB/s,which is 56.34%higher than the maximum access performance before optimization.

关 键 词：STREAM 内存性能 FT2000 昆仑固件 麒麟操作系统 

分 类 号：TP332[自动化与计算机技术—计算机系统结构] TP333[自动化与计算机技术—计算机科学与技术]