You can view current counter values and other performance information at any time using several commands.
admin stats – displays current values for specified counters.
admin stats, backlog – displays the current backlog in the Replication Server stable queues.
admin stats, { tps | cps | bps } – displays throughput in terms of transactions per second, commands per second, or bytes per second.
admin stats, { md | mem | mem_in_use } – displays message and memory information