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Lustre分布式锁管理器的分析与改进

钱迎进 肖侬 金士尧

计算机工程与科学2009,Vol.31Issue(z1):146-149,4.
计算机工程与科学2009,Vol.31Issue(z1):146-149,4.DOI:10.3969/j.issn.1007-130X.2009.A1.041

Lustre分布式锁管理器的分析与改进

Analysis and Improvement of Lustre Distributed Lock Manager

钱迎进 1肖侬 1金士尧1

作者信息

  • 1. 国防科技大学计算机学院,湖南,长沙,410073
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摘要

Abstract

Distributed file systems usually use Distributed Lock Manager (DLM) to provide synchronized access and a consistent view for the sharing resource, and protect the data concurrent access security from potentially data corruption. In this paper, it first introduces the principle and implementation of Lustre Distributed Lock Manager (LDLM), and then proposes an improved strategy to resolve the problem of conflicting lock latency. Under the enhanced DLM, it can not only improve the I/O performance and reduce the access latency but also improve the reliability of lock service.

关键词

分布式锁管理器/并行文件系统/一致性/租约/Lustre

Key words

distribute lock manager/parallel file system/consistency/lease/Lustre

分类

信息技术与安全科学

引用本文复制引用

钱迎进,肖侬,金士尧..Lustre分布式锁管理器的分析与改进[J].计算机工程与科学,2009,31(z1):146-149,4.

基金项目

国家自然科学基金资助项目(60736013) (60736013)

计算机工程与科学

OA北大核心CSCDCSTPCD

1007-130X

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