I managed to solve it by: - stopping and deleting all data on kafka & zookeeper - stopping all consumers and producers - starting kafka & zookeeper, waiting till they are up - start all consumers & producers,
Is there a better way to do this, without data loss and halting everything? On Tue, Jun 13, 2017 at 4:28 PM, Paul van der Linden <[email protected]> wrote: > A few lines of the logs: > > [2017-06-13 15:25:37,343] INFO [GroupCoordinator 0]: Stabilized group > summarizer generation 701 (kafka.coordinator.GroupCoordinator) > [2017-06-13 15:25:37,345] INFO [GroupCoordinator 0]: Assignment received > from leader for group summarizer for generation 701 (kafka.coordinator. > GroupCoordinator) > [2017-06-13 15:25:37,345] ERROR [Replica Manager on Broker 0]: Error > processing append operation on partition __consumer_offsets-17 > (kafka.server.ReplicaManager) > org.apache.kafka.common.errors.NotEnoughReplicasException: Number of > insync replicas for partition __consumer_offsets-17 is [1], below required > minimum [2] > [2017-06-13 15:25:37,345] INFO [GroupCoordinator 0]: Preparing to > restabilize group summarizer with old generation 701 (kafka.coordinator. > GroupCoordinator) > > This keeps happening, for all consumer offsets and all groups, etc > > On Tue, Jun 13, 2017 at 4:21 PM, Paul van der Linden <[email protected]> > wrote: > >> Hi, >> >> I'm trying to find out how to at least get my kafka working again. >> Something went wrong and kafka has halted to a throughput of 0 messages. It >> keeps looping on stablizing consumer groups, and erroring on an append >> operation to the offset paritions, plus Not enough replicas. >> >> The weird things is, that after not being able to work this out I want >> pretty brutal (luckily I can afford to loose more messages): >> - delete all kafka and zookeeper instances >> - updated kafka >> - cleared all disk >> >> Still kafka is in this unrecoverable error. Does anyone have any idea how >> to fix this? >> > >
