Creating a Master image OSX

When creating a master image from a mac computer, you have to be sure to delete the following files. This is will remove all the unique values from the master computer and be recreated when it the imaged computer first boots up.

You can boot the computer into single user mode see article 


rm -rf /Volumes/Macintosh HD/System/Library/Caches/*

rm -rf /Volumes/Macintosh HD/Library/Caches/*

rm -rf /Volumes/Macintosh HD/Library/Preferences/OpenDirectory/Configurations/Active Directory

rm -rf /Volumes/Macintosh HD/Library/Preferences/OpenDirectory/Configurations/LDAPv3

rm -rf /Volumes/Macintosh HD/Library/Preferences/OpenDirectory/DynamicData/Active Directory

rm -rf /Volumes/Macintosh HD/Library/Preferences/OpenDirectory/DynamicData/LDAPv3

rm -rf /Volumes/Macintosh HD/Library/Managed Preferences/*

rm -rf /Volumes/Macintosh HD/private/var/db/volinfo.database

rm -rf /Volumes/Macintosh HD/private/var/vm/swapfile

rm -rf /Volumes/Macintosh HD/private/var/vm/sleepimage

rm -rf /Volumes/Macintosh HD/private/tmp/

rm -rf /Volumes/Macintosh HD/private/var/tmp/

rm -rf /Volumes/Macintosh HD/private/var/run/*

rm -rf /Volumes/Macintosh HD/private/var/db/.configureLocalKDC

rm -rf /Volumes/Macintosh HD/var/db/krb5kdc

rm -rf /Volumes/Macintosh HD/etc/krb5.keytab

rm -rf /Volumes/Macintosh HD/Library/Keychains/System.keychain


  • Apple
  • Macbook
  • SSD
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