Which two items should be examined for optimal performance prior to implementing server-side deduplication on a large IBM Spectrum Protect server?
To restore a file that was inadvertently deleted, you need to have a backup copy of the file available. TheRETEXTRAoption in a backup copy group specifies that extra versions of files are kept even if the files are deleted from the active file system. This means that older versions of files are retained beyond their normal retention period, allowing you to restore files that were inadvertently deleted.
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