Dan Szepesi has a few tips for improving Power BI performance:
Now that we have talked through the general Power BI system components, let’s talk performance! The scope of this blog will cover import models (where data is imported to Power BI Desktop and built into a data model) in the Power BI Pro service tier. Power BI Premium and Direct Query performance tuning will not be included in this blog post, but if there is interest in those areas, please let us know.
In part I of this performance series, we will look at improving performance in your model, the heart of an import Power BI report solution.
Read on for these tips.