Quick script you can run at login to ensure that your XP machine is being defragmented. I chose 1:00 AM every evening but you can quickly alter that in the script. I have this script run as part of my regular set of configuration scripts to ensure that my XP machines are in good shape.
$script:title = "Xp Regular Degrag"if ( 5 -ne [Environment]::OsVersion.Version.Major ) { return; }$found = schtasks /query | ?{ $_ -match "^\w*$title" } | test-anyif ( $found ) { return}# Set up the defrag task$task = "{0} {1}" -f (join-path $env:WinDir "System32\defrag.exe"),$env:SystemDriveschtasks /create /ru system /tn $title /sc daily /st "01:00:00" /tr $task