Dear Genlong, "New Producer Configs" is for upcoming versions. If you are using 0.8.1, please refer to "Producer Configs".
acks=n, in which n means number of in-sync replicas, not number of partitions. regards, Chia-Chun 2014-11-10 10:51 GMT+08:00 hi <995174...@qq.com>: > Dear sir or madam, > > There is one question when I'm using Kafka: > From the "documentation:New Producer Configs" ,I get that acks=n means > the number of acknowledgments the producer requires the leader to have > received before considering a request complete. But why can the producer > send messages successfully when I use the Producer API and the acks is > set to 2 (the number of partitions is 3 but there is only one partition > can work)? > > Thanks a lot and look forward to hearing from you soon. > > Best Regards, > > Genlong Wang > > >