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There are considerable differences between how System Restore works under Windows XP and later Windows versions. Configuration user interface – In Windows XP, there is a graphical slider to configure the amount of disk space allotted to System Restore. In Windows Vista, the slider to configure the disk space is not available.
"In Windows XP, System Restore can be configured to use up to a maximum of 12% of the volume's space for most disk sizes;[5] however, this may be less depending on the volume's size. Restore points over 90 days old are automatically deleted, as specified by the registry value RPLifeInterval (Time to Live - TTL) default value of 7776000 seconds.
When Windows Disk Protection (WDP) component of SteadyState is turned on, changes to the hard disk are redirected to a temporary cache. WDP offers three modes of protection: Discard mode: The cache is cleared upon every reboot, thus returning the system to its previous state. Persist mode: Changes saved in the cache remain intact across reboots ...
Backup and Restore [1] (formerly Backup and Restore Center [2]) is the primary backup component of Windows Vista and Windows 7. It can create file and folder backups, as well as system images backups, to be used for recovery in the event of data corruption , hard disk drive failure , or malware infection.
Automated system recovery (ASR) is a feature of the Windows XP operating system that can be used to simplify recovery of a computer's system or boot volumes. [1] ASR consists of two parts: an automated backup, and an automated restore. The backup portion can be accessed in the Backup utility under System Tools.
With Windows File Protection active, replacing or deleting a system file that has no file lock to prevent it getting overwritten causes Windows immediately and silently to restore the original copy of the file. The original version of the file is restored from a cached folder which contains backup copies of these files.
The System Protection component uses VSS when creating and maintaining periodic copies of system and user data on the same local volume (similar to the Shadow Copies for Shared Folders feature in Windows Server); VSS allows such data to be locally accessed by System Restore. System Restore allows reverting to an entire previous set of shadow ...
In the case of Windows XP Home Edition, NTBackup is not installed by default but is available on the Windows XP installation disc. [8] [9] Windows XP introduced a wizard-style user interface for NTBackup in addition to the advanced UI. An expert system administrator can use the NTBackup scripting language to create a functional backup system.