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Website. www.cgsecurity.org /wiki /TestDisk. TestDisk is a free and open-source data recovery utility that helps users recover lost partitions or repair corrupted filesystems. [ 1 ] TestDisk can collect detailed information about a corrupted drive, which can then be sent to a technician for further analysis.
fsck. fsck in action on a Linux system. The system utility fsck (file system consistency check) is a tool for checking the consistency of a file system in Unix and Unix-like operating systems, such as Linux, macOS, and FreeBSD. [1] The equivalent programs on MS-DOS and Microsoft Windows are CHKDSK, SFC, and SCANDISK.
PhotoRec. PhotoRec is a free and open-source utility software for data recovery with text-based user interface using data carving techniques, designed to recover lost files from various digital camera memory, hard disk and CD-ROM. It can recover the files with more than 480 file extensions (about 300 file families). [1]
JFS – IBM Journaling file system, provided in Linux, OS/2, and AIX. Supports extents. LFS – 4.4BSD implementation of a log-structured file system. MFS – Macintosh File System, used on early Classic Mac OS systems. Succeeded by Hierarchical File System (HFS). Next3 – A form of ext3 with snapshots support. [6]
Disk First Aid is a very simple tool, with it only being able to detect and repair directory damage [3] and many books are critical of its sometimes inaccurate reporting of errors, and often suggest to run the tool more than once to ensure a consistent result. [3] [4] [5] Disk First Aid is located in Applications:Utilities:Disk First Aid. [4]
XFS. XFS is a high-performance 64-bit journaling file system created by Silicon Graphics, Inc (SGI) in 1993. [7] It was the default file system in SGI's IRIX operating system starting with its version 5.3. XFS was ported to the Linux kernel in 2001; as of June 2014, XFS is supported by most Linux distributions; Red Hat Enterprise Linux uses it ...
Parchive (a portmanteau of parity archive, and formally known as Parity Volume Set Specification[ 1 ][ 2 ]) is an erasure code system that produces par files for checksum verification of data integrity, with the capability to perform data recovery operations that can repair or regenerate corrupted or missing data.
The Filesystem Hierarchy Standard(FHS) is a reference describing the conventions used for the layout of Unix-likesystems. It has been made popular by its use in Linux distributions, but it is used by other Unix-like systems as well.[1] It is maintained by the Linux Foundation.