Our second time on the Oosterdam, third trip with Holland, and appreciate them as a cruise line. There were some great ports/excursions (Naples-Pompeii, Kotor, Livorno-Lucca/Pisa, Taormina-Etna), and some "meh" (Cannes, Marsaille). Dubrovnik was overrun with tourists and a huge cruise ship docked very close to the main gate. But an interesting town to visit, NOT during tourist season.
We are very comfortable on the ship, well taken care of by very competent, attentive crew. Food is generally good. We prefer the dining room for dinner, rather than the Lido deck, where the food is always e