redis的存取速度多快

require 'redis'

redis = Redis.new

#存值
st = Time.now
10000.times{|i| redis.rpush('speed','speed #{i}')}
et = Time.now
p (et - st)

#取值
st = Time.now
redis.lrange('speed',0,-1)
et = Time.now
p (et-st)

1000.times

10000.times