To Change Inodes:-
Administration > Setup Options > Thresholds > volumes
then scroll down to Inodes where you will be able to modify the thresholds
To Exclude volumes with XDP in their names:-
Administration > Manage Alert
Select your alert and press edit
click Resources > Exclude
in the bar "Name Contains" type XDP
from Available resources click the one on top then click the the arrow pointing to the right.
and save your configuration.
That's should be it.