defrag says complete but 200 fragments left. defrag again - shows 5000 fragments when restarting defrag. on 4th defrag - seem to be going backwards sometimes. laptop xp pro 100GB drive 30 G free. laptop ram maxed out at 1.5 G. largest file remaining 5 G.
you are obsessed with four percent fragmentation. you should have no worry your drive will not be noticeably different if it was at zero or four percents.
Options -> Advanced -> Stop VSS on NTFS volumes.
Options -> Advanced -> Use custom defragmentation settings -> Exclude Restore Points & Exclude hibernation file.