mev-boost -loglevel

-loglevel string
   	minimum loglevel: trace, debug, info, warn/warning, error, fatal, panic (default "info")

See also

• mev-boost:[ -addr string | -genesis-fork-version string | -goerli | -loglevel | -json | -kiln | -mainnet | -relay-check | -sepolia | -ropsten | -request-timeout | -version | mev-boost --help ]
• MEV, mev-boost, flashbots.net, MEV-Explore, PBS, Proposer, MEV Bot