Techniques for improving the reliability of file systems

Details Techniques for improving the reliability of file systems Techniques for improving the reliability of file systems

2007-05-18

2009-12-29

Verbrugge, Kevin (Department: 2189)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C707S793000, C714S006130

Reexamination Certificate

active

07640412

ABSTRACT:
A system for enhancing the reliability of file systems is provided. In particular embodiments, the system includes a data storage device that includes one or more journal blocks, one or more primary metadata blocks, and one or more mirror metadata blocks. The system also includes a file system that writes metadata to the one or more journal blocks before writing the metadata to both the one or more primary metadata blocks and to the one or more mirror metadata blocks.

REFERENCES:
patent: 7415488 (2008-08-01), Muth et al.
patent: 2006/0041524 (2006-02-01), Li et al.
patent: 2006/0092794 (2006-05-01), Takashima et al.
“Advanced Find EXT2 EXT3 Backup SuperBlock,” Jul. 26, 2006.
“Microsoft Windows 95: Examining the FAT 32 System,” Jan. 1998, pp. 1-4.
“COEN 252 Computer Forensics NTFS,” 2004, pp. 1-5.
“ext3, From Wikipedia, the free encyclopedia,” Dec. 1, 2006, pp. 1-3.
“HDF5 User's Guide: The File,” Chapter 2, The HDF5 File, Aug. 1, 2006, pp. 1-18.
“HDF5/H5P API Specification, H5P: Property List Interface,” Oct. 5, 2005, pp. 1-93.

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