Even the CLI defrag operation is not much different from the GUI driven one. The defrag is still slow (takes hours and hours) and all files especially system files are not fully defragged. Back when I ...

File fragmentation happens to the filesystem i.e. to the logical disk, and regardless of the actual storage hardware (SSD, HDD etc, which are 'insulated' from the filesystem), NTFS will fragment. If t ...

File fragmentation does not affect SSDs much because SSD random reads are very fast. Where the SSD falters is in random write times, and this is exacerbated by *free space* fragmentation, not file fra ...