Hi,
My xoom is rooted and I use cm10.1 nightlies.
Recently it has come to my attention that my gapps don't install correctly.
After some digging, I found out my /system is not big enoug:
df -h /dev/block/mmcblk1p8
/dev/block/mmcblk1p8 252.0M 230.1M 21.9M 91% /system
As you can see...