we did not have this setting in the property file, so it should be false. BTW,
it this command means periodically invoking 'preferred replica leader election
tool'?and how should i solve the "out of syn" problem of the broker?
> Date: Wed, 25 Feb 2015 16:09:42 -0800
> Subject: Re: broker restart problems
> From: kzak...@netzero.net
> To: users@kafka.apache.org
>
> Do you have the property auto.leader.rebalance.enable=true set in brokers?
>
> Thanks
> -Zakee
>
> On Tue, Feb 24, 2015 at 11:47 PM, ZhuGe <t...@outlook.com> wrote:
>
> > Hi all:We have a cluster of 3 brokers(id : 0,1,2). We restart(simply use
> > stop.sh and start.sh in bin directory) broker 1. The broker started
> > successfully. However, all the partitions' leader moved to other brokers
> > and no data were written into broker 2. This is the status of one
> > topic:Topic:wx_rtdc_flumesinks PartitionCount:12
> > ReplicationFactor:3 Configs: Topic: wx_rtdc_flumesinks
> > Partition: 0 Leader: 2 Replicas: 1,2,0 Isr: 2,0 Topic:
> > wx_rtdc_flumesinks Partition: 1 Leader: 2 Replicas: 2,0,1
> > Isr: 2,0 Topic: wx_rtdc_flumesinks Partition: 2 Leader: 0
> > Replicas: 0,1,2 Isr: 0,2 Topic: wx_rtdc_flumesinks
> > Partition: 3 Leader: 0 Replicas: 1,0,2 Isr: 0,2 Topic:
> > wx_rtdc_flumesinks Partition: 4 Leader: 2 Replicas: 2,1,0
> > Isr: 2,0 Topic: wx_rtdc_flumesinks Partition: 5 Leader: 0
> > Replicas: 0,2,1 Isr: 0,2 Topic: wx_rtdc_flumesinks
> > Partition: 6 Leader: 2 Replicas: 1,2,0 Isr: 2,0 Topic:
> > wx_rtdc_flumesinks Partition: 7 Leader: 2 Replicas: 2,0,1
> > Isr: 2,0 Topic: wx_rtdc_flumesinks Partition: 8 Leader: 0
> > Replicas: 0,1,2 Isr: 0,2 Topic: wx_rtdc_flumesinks
> > Partition: 9 Leader: 0 Replicas: 1,0,2 Isr: 0,2 Topic:
> > wx_rtdc_flumesinks Partition: 10 Leader: 2 Replicas: 2,1,0
> > Isr: 2,0 Topic: wx_rtdc_flumesinks Partition: 11 Leader: 0
> > Replicas: 0,2,1 Isr: 0,2
> > It seems the broker is out of synchronize with other brokers. and nothing
> > changed after i run preferred replication leader election tool. i think it
> > is because the preferred replication is not in Isr, which is described in
> > the wiki of replication tool.
> > I want to know how to synchronize the replications of 3 brokers so that
> > the broker 1 could work properly.any help would be appreciated.
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