Problems hardware with KNIME

Good Afternoon,

I want to post in this forum because I have a problem with a provider who use knime. My provider tell my that Knime uses a lot of RAM and a lot of space in disk, I want to know, how I can know, that requeriments of hardware need my linux server for execute knime efficiently.  We have 130 millions of register in three tables, and these tables are relation model, well I execute Knime and my result is 7 millions of registers, how can I size how much RAM and Disk I need?


Knime INI have this configuration:





Thanks a lot, I hope that someone can  help me.