Scopo: Cancella la cache delle applicazioni di sistema di Android (Browser, Google Maps, StreetView, Android Market, GMail) ed eventualmente (vedere commenti sul codice) di altre applicazioni molto usate (Tunewiki, Myspace)
#Locations of the caches were taken from various sites, including xda and androidcommunity.com
#written by indiekid97, modified by Andrea (@android-dev.it)
#Deletes browser cache
rm -R /data/data/com.android.browser/cache/webviewCache
#Deletes Maps cache
rm -R /data/data/com.google.android.apps.maps/files
#Deletes StreetView
rm -R /data/data/com.google.android.street/cache
#Deletes Market cache
rm -R /data/data/com.android.vending/cache
#Deletes GMail cache
rm -R /data/data/com.google.android.gm/cache/webviewCache
#Deletes Tunewiki cache (Uncomment to activate also this one)
#rm -R /data/data/com.tunewiki.lyricplayer.android/cache/webviewCache
#Deletes Myspace cache (Uncomment to activate also this one)
#rm -R /data/data/com.myspace.android/files
Fonte: http://forum.android-dev.it/il-grande-thread-degli-script-android-piu-utili-t375.html