Geth transaction pool

TRANSACTION POOL

   --txpool.accountqueue value    (default: 64)
         Maximum number of non-executable transaction slots permitted per account
   --txpool.accountslots value    (default: 16)
         Minimum number of executable transaction slots guaranteed per account
   --txpool.globalqueue value     (default: 1024)
         Maximum number of non-executable transaction slots for all accounts
   --txpool.globalslots value     (default: 5120)
         Maximum number of executable transaction slots for all accounts
   --txpool.journal value         (default: "transactions.rlp")
         Disk journal for local transaction to survive node restarts
   --txpool.lifetime value        (default: 3h0m0s)
         Maximum amount of time non-executable transaction are queued
   --txpool.locals value
         Comma separated accounts to treat as locals (no flush, priority inclusion)
   --txpool.nolocals              (default: false)
         Disables price exemptions for locally submitted transactions
   --txpool.pricebump value       (default: 10)
         Price bump percentage to replace an already existing transaction
   --txpool.pricelimit value      (default: 1)
         Minimum gas price limit to enforce for acceptance into the pool
   --txpool.rejournal value       (default: 1h0m0s)
         Time interval to regenerate the local transaction journal

geth --help, geth --log.vmodule