基于Lustre的BES集群存储系统  

A BES Cluster Storage System Based on Lustre

作　　者：汪璐[1] 石京燕[1] 程耀东[1] 

机构地区：[1]中国科学院高能物理研究所,北京100049

出　　处：《核电子学与探测技术》2010年第12期1574-1578,1589,共6页Nuclear Electronics & Detection Technology

基　　金：国家863计划项目(2006AA01A120);中国科学院知识创新工程重大项目(KJCX1-YW-17)资助

摘　　要：满足BES计算庞大的I/O访问需求,需要先进的存储体系结构和合理的配置。描述了基于Lustre的BES集群存储系统的设计和实现。介绍了Lustre的组成和作为PetaScale级分布式文件系统的设计特点,描述了BES集群存储系统的具体实现,分析了系统的负载特征。分析了硬件级、操作系统级和文件系统级的性能影响因素,并针对关键因素的不同配置做了测试,提出性能优化方案。The huge storage requirement of BES computing calls for advanced storage architecture and reasonable configuration.It describes a BES storage system based on Lustre.The components of Lustre and its advantages as a PetaScale storage architecture are introduced.The implementation of target system and the characteristic of workload are described.It analysis performance factors on hardware level,operation system level and file system level,provides test results for different performance parameters,and at last put forward solutions to optimize I/O performance on the target system.

关 键 词：LUSTRE BES集群计算I/O特征 磁盘存储系统性能优化 

分 类 号：TP333[自动化与计算机技术—计算机系统结构]