I am using Kafka 0.11.0.1 and Kafka seems to be recovered by itself. I will post my finding.
> On Dec 14, 2017, at 2:18 PM, Ted Yu <yuzhih...@gmail.com> wrote: > > Can you look at the log from controller to see if there is some clue > w.r.t. partition > 82 ? > Was unclean leader election enabled ? > > BTW which release of Kafka are you using ? > > Cheers > > On Thu, Dec 14, 2017 at 11:49 AM, Tarun Garg <bigdat...@live.com> wrote: > >> I checked log.dir of the all nodes and found index, log and time index >> files are in sync(size and date of modification). >> This caused more confusion. >> >> How can I add this isr back. >> >> >> >>> On Dec 14, 2017, at 1:35 AM, UMESH CHAUDHARY <umesh9...@gmail.com> >> wrote: >>> >>> Do you find any messages on broker 3 w.r.t. Topic: XYZ Partition 82? Also >>> broker 3 is in isr for other partitions (at least 83,84) so I don't see >> any >>> broker issue in this. >>> >>> On Thu, 14 Dec 2017 at 01:23 Tarun Garg <bigdat...@live.com> wrote: >>> >>>> Hi, >>>> >>>> I have a Kafka cluster and it is running from a long time, just today I >>>> realize that some of the topic partition are not in good state, there >> Isr >>>> is been reduced to 2 from 3 even though the node of the lost replica is >>>> working >>>> >>>> Like >>>> Topic: XYZ Partition 82 Leader: 1 Replicas:1,2,3 Isr:1,2 <- problem >>>> Topic: XYZ Partition 83 Leader: 2 Replicas:2,3,4 Isr:3,2,4 >>>> Topic: XYZ Partition 84 Leader: 3 Replicas:3,4,5 Isr:3,4,5 >>>> >>>> How can I fix bring replica 3 in isr for partition 82. >>>> >>>> Any help is appreciated. >>>> >>>> Thanks >>>> Tarun >> >>
