We're running 8.7 - but this has been happening for as long as I've been here.
Whenever we use CAdmin to sync based on file size (same result with date modified), I looked at the logs and it's removing and recopying packages, even though there's been no change to them...
2013-05-30 10:30:18: Creating Bill of Materials for Office 2008 12.3.2 Update.mpkg...
2013-05-30 10:32:44: Removing previous copy of Office 2008 12.3.2 Update.mpkg...
2013-05-30 10:33:27: Copying Office 2008 12.3.2 Update.mpkg...
2013-05-30 10:33:27: File OK - Office 2008 12.3.5 Update.mpkg
2013-05-30 10:33:28: Creating Bill of Materials for Office 2011 14.1.3 Update.mpkg...
2013-05-30 10:35:01: Removing previous copy of Office 2011 14.1.3 Update.mpkg...
2013-05-30 10:35:39: Copying Office 2011 14.1.3 Update.mpkg...
2013-05-30 10:35:40: Creating Bill of Materials for Office 2011 14.1.4 Update.mpkg...
2013-05-30 10:37:13: Removing previous copy of Office 2011 14.1.4 Update.mpkg...
2013-05-30 10:37:51: Copying Office 2011 14.1.4 Update.mpkg...
2013-05-30 10:37:51: Creating Bill of Materials for Office 2011 14.2.1 Update.pkg...
2013-05-30 10:39:25: Removing previous copy of Office 2011 14.2.1 Update.pkg...
It seems to do it on every server... and always the MS packages...
