In AWI, through the Administration perspective/Cache page, we can see that for the ODOC cache the "Current size" is always higher than the "Max threshold" value.
Release : 12.1
Component :
Not an issue.
The ODOC cache is a technical cache specific to the PWP.
It does not provide any meaningfull data and can be ignored.
It also has no impact at all on your system.
Not a bug.