Hi, What you said is exactly correct :)
We check ISR size twice. Once before writing to leader, and once when checking for acks. The first error is thrown if we detect a small ISR before writing to the leader. The second if the ISR shrank after we wrote to the leader but before we got enough acks. Gwen On Mon, Jun 8, 2015 at 2:51 AM, tao xiao <xiaotao...@gmail.com> wrote: > Hi team, > > What is the difference between producer error NOT_ENOUGH_REPLICAS and > NOT_ENOUGH_REPLICAS_AFTER_APPEND? Does the later one imply that the message > has been written to the leader log successfully? If I have retry turned on > in producer does it mean that duplicated messages may be written to broker > when NOT_ENOUGH_REPLICAS_AFTER_APPEND is encountered?
