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openEuler / marketingMulanPSL-2.0

No.96 - 优化nfs-utils锁以解决并发性能差问题

暑期2020
待办的
liuzhiqiang  Opened this issue

标题
No.96 - 优化nfs-utils锁以解决并发性能差问题

描述
NFS目前在共享存储中使用非常普遍,对客户端访问文件而言,NFS简单高效,NFS的缺点是IO性能较低。
当前在性能测试和分析过程中,NFS的并发性能受限于NFS客户端锁机制,导致很多NFS请求出现较大的调度时延,在并发高时,时延达到几十秒,导致业务有异常。
所以希望能够通过nfs客户端侧锁的优化来提高nfs客户端侧的并发能力。

难度

导师
@liuzhiqiang

联系方式
lzhq28@mail.ustc.edu.cn

产出标准

  1. 编写性能测试用例,输出性能分析报告
  2. 分析性能瓶颈点,设计并实现锁优化方案
  3. 推送锁优化补丁到nfs-utils原生社区

技术要求

  1. 熟悉文件系统知识;
  2. 熟悉锁的应用;
Attachments
5329419 openeuler ci bot 1578984659 5592035 liuzhiqiang26 1594357385 23249 genedna 1586065964 total 4 participants

Comments (1)

5329419 openeuler ci bot 1578984659
openeuler-ci-bot 2020-05-28 10:29 owner

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