Problems Encountered
Problem: Upon upgrade to Solaris 10 update 11, jumpstarting a system with a flar created on a system with a separate zfs pool for /var yields an error:
cannot mount '/a/var': directory is not empty
ERROR: Could not mount dataset rpool/ROOT/BE_147147-26_0613/var
Could not mount dataset rpool/ROOT/BE_147147-26_0613
ERROR: Flash installation failed
Solaris installation program exited.
Solaris Lab
cannot mount '/a/var': directory is not empty
ERROR: Could not mount dataset rpool/ROOT/BE_147147-26_0613/var
Could not mount dataset rpool/ROOT/BE_147147-26_0613
ERROR: Flash installation failed
Solaris installation program exited.