[qmailadmin] High Load Queue, How to opmitized qmail

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Hi

   my server is qmail1.03+linux7.2

   when run the qmail-qstat , it appears

   messages in queue: 71237
   messages in queue but not yet preprocessed: 11949


   anyone know how to opmitized qmail? or linux for qmail opmitize
   I created the concurrencyremote 100