This is a capacity planning issue. I think the right thing to do here is to
expand the cluster and use the partition reassignment tool to move some
partitions over to the new brokers to evenly spread out the load.
On Tue, Oct 1, 2013 at 8:53 AM, Yu, Libo <[EMAIL PROTECTED]> wrote:
> Hi team,
> Here is a usage case: Assume each host in a kafka cluster a gigabit
> network adaptor.
> And the incoming traffic is 0.8gbps and at one point all the traffic goes
> to one host.
> The remaining bandwidth is not enough for the followers to replicate
> messages from
> this leader.
> To make sure no broker will be dropped out of ISR, the intra-cluster
> bandwidth must
> be much larger than incoming/outgoing bandwidth. Otherwise, use
> replication factor 1.
> Is my understanding correct? Thanks.