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ZUFS
After one of my earlier posts on FUSE file system performance, someone mentioned this project to me – the Zero copy Userspace File System project (ZUFS) which appears to be a NetApp sponsored project. There have been a variety of talks about this project, including the Linux Plumber’s Conference (which was held next door to […]
A Comparison of Two Network-Based File Servers
A Comparison of Two Network-Based File ServersJames G. Mitchell and Jeremy Dion, in Communications of the ACM, April 1982, Volume 25, Number 4. I previously described the Cambridge File Server (CFS). In this 1981 SOSP paper the inner details of it and the Xerox Distributed File System (XDFS) are compared. This paper provides an interesting […]
Extension Framework for File Systems in User space
Extension Framework for File Systems in User space, Ashish Bijlani and Umakishore Ramachandran, USENIX Annual Technical Conference, 2019. The idea of improving FUSE performance has become a common theme. This paper, which will be presented this week at USENIX ATC 2019 in Renton, WA, is one more to explore how we can improve FUSE performance. […]
Direct-FUSE: Removing the Middleman for High-Performance FUSE File System Support
Direct-FUSE: Removing the Middleman for High-Performance FUSE File System Support, Yue Zhu, Teng Wang, Kathryn Mohror, Adam Moody, Kento Sato, Muhib Khan, and Weikuan Yu, in Proceedings of the 8th International Workshop on Runtime Operating Systems for Supercomputers, page 6, 2018. There are quite a few papers that discuss the performance of the FUSE model. […]
Windows Filesystems: File Object Relationships
One of the challenges of developing file systems in Windows is related to the complex relationships that exist between various data structures in the operating system that are part of the file systems domain. In this post I want to discuss one aspect of this complex relationship because it leads to behavior that makes sense […]
To FUSE or Not to FUSE: Performance of User-Space File Systems
To FUSE or Not to FUSE: Performance of User-Space File SystemsBharath Kumar Reddy Vangoor, Vasily Tarasov, and Erez Zadok,in The 15th USENIX Conference on File and Storage Technologies (FAST ’17),February 27 – March 2, 2017, Santa Clara, CA, USA. Previously, I discussed some of the rationale behind FUSE and a basic introduction to why we […]
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