6-439: Disk Utility is a system utility for performing disk and disk volume -related tasks on the macOS operating system by Apple Inc. The functions currently supported by Disk Utility include: Disk Utility functions may also be accessed from the macOS command line with the diskutil and hdiutil commands. It is also possible to create and manage RAM disk images by using hdiutil and diskutil in terminal. In
12-451: A step that runs a utility to back up the database, or a job may run a utility to compress a disk before copying files. Although a basic set of utility programs is usually distributed with an operating system (OS), and this first party utility software is often considered part of the operating system, users often install replacements or additional utilities. Those utilities may provide additional facilities to carry out tasks that are beyond
18-419: Is a program specifically designed to help manage and tune system or application software. It is used to support the computer infrastructure - in contrast to application software , which is aimed at directly performing tasks that benefit ordinary users. However, utilities often form part of the application systems . For example, a batch job may run user-written code to update a database and may then include
24-499: The classic Mac OS , similar functionality to the verification features of Disk Utility could be found in the Disk First Aid application. Another application called Drive Setup was used for drive formatting and partitioning and the application Disk Copy was used for working with disk images. Before Mac OS X Panther , the functionality of Disk Utility was spread across two applications: Disk Copy and Disk Utility. Disk Copy
30-442: The ability to create, resize, and delete disk partitions without erasing them, a feature known as live partitioning. In OS X El Capitan , Disk Utility has a different user interface and lost the abilities to repair permissions due to obsolescence , create and manage disks formatted as RAID , burn discs, and multi-pass format internal solid-state drives and encrypted external drives. Utility software Utility software
36-499: Was used for creating and mounting disk image files whereas Disk Utility was used for formatting, partitioning, verifying, and repairing file structures. The ability to "zero" all data (multi-pass formatting) on a disk was not added until Mac OS X 10.2.3 . Further changes introduced in Mac OS X Tiger , specifically version 10.4.3, allowed Disk Utility to be used to verify the file structure of the current boot drive. Mac OS X Leopard added
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