Use configure replication server with the smp_enable option to specify whether Replication Server takes advantage of a multiprocessor machine.
configure replication server set smp_enable to 'on'
Setting smp_enable on specifies multiprocessor support; setting smp_enable off specifies single-processor support. The default is on.
smp_enable is a static option. You must restart Replication Server after changing the status of smp_enable.