6 ms·
In the case you describe it may indeed decrease the performance (or may not, I'm not a disk I/O or caching expert and know the things can be weird) but still ma
by qwerty456127 3y ago
In the case you describe it may indeed decrease the performance (or may not, I'm not a disk I/O or caching expert and know the things can be weird) but still may increase it in some scenarios. Copying files from one physical disk drive to another is not the only kind of operation in which RAM cache of disk I/O is involved.