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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.
Tiny Core Linux is an example of Linux distribution that run from RAM. This is a list of Linux distributions that can be run entirely from a computer's RAM, meaning that once the OS has been loaded to the RAM, the media it was loaded from can be completely removed, and the distribution will run the PC through the RAM only.
[10] On Windows NT operating systems, CHKDSK can also check the disk surface for bad sectors and mark them (in MS-DOS 6.x and Windows 9x, this is a task done by Microsoft ScanDisk). The Windows Server version of CHKDSK is RAID-aware and can fully recover data in bad sectors of a disk in a RAID-1 or RAID-5 array if other disks in the set are ...
Partition tables and disk management – fdisk, gdisk, cfdisk [14] smartmontools – a S.M.A.R.T. suite for drive health reporting and data loss prevention; Supports the use of Virtual Private Networks (using OpenVPN, Wireguard, OpenConnect) TestDisk – A tool to check, recover and repair partitions [16]
As boot time fsck is expected to run without user intervention, it generally defaults to not perform any destructive operations. This may be in the form of a read-only check (failing whenever issues are found), or more commonly, a "preen" -p mode that only fixes innocuous issues commonly found after an unclean shutdown (i.e. crash, power fail).
[10] [13] MemTest86(+) is designed to run as a stand-alone, self-contained program from a bootable USB flash drive, CD-ROM, floppy disk, or from a suitable boot manager without an operating system present. [24] This is because the program must directly control the hardware being tested and leave as much of the RAM space as possible for examination.
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The Linux version has no graphical user interface, although extensions created to simplify usage under Linux. [48] [49] In the Linux version of Hard Disk Sentinel, it still is limited like the DOS version. The Linux version can only be used in the Linux Terminal, and it also does not allow you to run any disk tests are repairs.