I guess you prefer more centralized mining.
You are fighting against the fundamental mechanics of how the network operates. Of people value a transaction they will pay for it and nothing your node does will stop this.
This is the nature of a censorship resistant network powered by greed and self interest.
2. Ocean is fixing centralized mining with DATUM - Decentralized Alternative Templates for Universal Mining
"DATUM was born out of a need to restore Bitcoin mining to its decentralized roots—a time when miners truly embodied the role of building the blockchain by constructing block templates and submitting them to the network."