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The backup process should be using dropbehind via fadvise(POSIX_FADV_DONTNEED), that way it wouldn't clobber the page cache. borg backup uses that for example.
by the8472 6y ago
The backup process should be using dropbehind via fadvise(POSIX_FADV_DONTNEED), that way it wouldn't clobber the page cache. borg backup uses that for example.