That is another strange thing, this was the only consumer doing rebalances, host62 was happily consuming from its partitions.
On Sat, Feb 1, 2014 at 9:15 PM, Jun Rao <jun...@gmail.com> wrote: > What is host062 doing when the conflict occurred? Is it doing rebalance > too? If so, does it see the same set of partitions and consumers as host061 > does? > > Thanks, > > Jun > > > On Sat, Feb 1, 2014 at 5:53 PM, Drew Goya <d...@gradientx.com> wrote: > > > Hey all, this issue has recently popped up again. I've got a member of a > > consumer group stuck in a rebalance loop. It attempts to claim > partitions > > but those are always conflicted: > > > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], > > trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986-0 > > attempting to claim partition 94 > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], > > trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986-0 > > attempting to claim partition 95 > > 2014-02-02 01:46:22 k.u.ZkUtils$ [INFO] conflict in > > /consumers/trackingGroup/owners/Events2/94 data: > > trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986-0 stored > > data: trackingGroup_host062.pe1i.gradientx.com-1391197016949-ba8c6bb5-0 > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], > waiting > > for the partition ownership to be deleted: 94 > > 2014-02-02 01:46:22 k.u.ZkUtils$ [INFO] conflict in > > /consumers/trackingGroup/owners/Events2/95 data: > > trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986-0 stored > > data: trackingGroup_host062.pe1i.gradientx.com-1391197016949-ba8c6bb5-0 > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], > waiting > > for the partition ownership to be deleted: 95 > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], end > > rebalancing consumer > > trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986 try #352 > > 2014-02-02 01:46:22 k.c.ZookeeperConsumerConnector [INFO] > > [trackingGroup_host061.pe1i.gradientx.com-1391301920791-99d22986], > > Rebalancing attempt failed. Clearing the cache before the next > rebalancing > > operation is triggered > > > > Our zookeeper cluster is currently running 3.3.6. > > > > > > > > > > On Mon, Dec 23, 2013 at 12:30 PM, Jason Rosenberg <j...@squareup.com> > > wrote: > > > > > We recently upgraded to 3.4.5, so far without incident. But I'd be > > > interested to know whether we confirm that there are known problems > with > > > this! > > > > > > Jason > > > > > > > > > On Mon, Dec 23, 2013 at 2:04 PM, Drew Goya <d...@gradientx.com> wrote: > > > > > > > Thanks, I migrated our ZK cluster over to 3.3 this weekend. > Hopefully > > > that > > > > does it! > > > > > > > > > > > > On Fri, Dec 20, 2013 at 9:09 AM, Jun Rao <jun...@gmail.com> wrote: > > > > > > > > > Hmm, not sure how stable 3.4.4. We have been using 3.3.4 and > haven't > > > seen > > > > > issues with ZK as long as there aren't many ZK session expirations. > > > > > > > > > > Thanks, > > > > > > > > > > Jun > > > > > > > > > > > > > > > On Thu, Dec 19, 2013 at 9:41 PM, Drew Goya <d...@gradientx.com> > > wrote: > > > > > > > > > > > Our cluster is currently running 3.4.4. > > > > > > > > > > > > I see Kafka is currently using the 3.3.4 client, is there a > > potential > > > > > > conflict there? > > > > > > > > > > > > > > > > > > On Wed, Dec 18, 2013 at 9:12 PM, Jun Rao <jun...@gmail.com> > wrote: > > > > > > > > > > > > > The issue is that consumer 007 didn't see consumer 006 during > > > > > > rebalancing. > > > > > > > So, it made a decision in conflict with consumer 006. Consumer > > 007 > > > > > should > > > > > > > have another ZK watcher fired to trigger another rebalance when > > if > > > it > > > > > > will > > > > > > > see consumer 006. Which version of ZK are you using? > > > > > > > > > > > > > > Thanks, > > > > > > > > > > > > > > Jun > > > > > > > > > > > > > > > > > > > > > On Wed, Dec 18, 2013 at 9:38 AM, Drew Goya <d...@gradientx.com > > > > > > wrote: > > > > > > > > > > > > > > > Thanks for the help with this Jun, really appreciate it! So > I > > > > found > > > > > > this > > > > > > > > in the logs for consumer 007 about an hour previous. Besides > > > that > > > > no > > > > > > > real > > > > > > > > activity. > > > > > > > > > > > > > > > > It looks like 007 rebalanced and successfully claimed > partition > > > > > 24-27. > > > > > > > > Shortly after that its zookeeper client timed out and > > > reconnected. > > > > > It > > > > > > > > didn't rebalance again after this. > > > > > > > > > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > begin > > > > > > > > rebalancing consumer > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8 > try > > #0 > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager [INFO] > > > > > > > > [ConsumerFetcherManager-1387249529483] Stopping leader finder > > > > thread > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager$LeaderFinderThread > > > > [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-leader-finder-thread], > > > > > > > > Shutting down > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager$LeaderFinderThread > > > > [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-leader-finder-thread], > > > > > > > > Stopped > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager$LeaderFinderThread > > > > [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-leader-finder-thread], > > > > > > > > Shutdown completed > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager [INFO] > > > > > > > > [ConsumerFetcherManager-1387249529483] Stopping all fetchers > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-13], > > > > > > > > Shutting down > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-13], > > > > > > > > Stopped > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-13], > > > > > > > > Shutdown completed > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-11], > > > > > > > > Shutting down > > > > > > > > 2013-12-17 15:51:06 SimpleConsumer [INFO] Reconnect due to > > socket > > > > > > error: > > > > > > > > null > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-11], > > > > > > > > Stopped > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-11], > > > > > > > > Shutdown completed > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-10], > > > > > > > > Shutting down > > > > > > > > 2013-12-17 15:51:06 SimpleConsumer [INFO] Reconnect due to > > socket > > > > > > error: > > > > > > > > null > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-10], > > > > > > > > Stopped > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-10], > > > > > > > > Shutdown completed > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-12], > > > > > > > > Shutting down > > > > > > > > 2013-12-17 15:51:06 SimpleConsumer [INFO] Reconnect due to > > socket > > > > > > error: > > > > > > > > null > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-12], > > > > > > > > Stopped > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-12], > > > > > > > > Shutdown completed > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager [INFO] > > > > > > > > [ConsumerFetcherManager-1387249529483] All connections > stopped > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > Cleared > > > > > > all > > > > > > > > relevant queues for this fetcher > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > Cleared > > > > > > the > > > > > > > > data chunks in all the consumer message iterators > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > Committing > > > > > > > > all offsets after clearing the fetcher queues > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > Releasing > > > > > > > > partition ownership > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > Consumer > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8 > > > > > rebalancing > > > > > > > the > > > > > > > > following partitions: List(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, > > 11, > > > > 12, > > > > > > 13, > > > > > > > > 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, > 29, > > > 30, > > > > > 31, > > > > > > > 32, > > > > > > > > 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, > 48, > > > 49, > > > > > 50, > > > > > > > 51, > > > > > > > > 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, > 67, > > > 68, > > > > > 69, > > > > > > > 70, > > > > > > > > 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, > 86, > > > 87, > > > > > 88, > > > > > > > 89, > > > > > > > > 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, > > 104, > > > > 105, > > > > > > > 106, > > > > > > > > 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, > > 119, > > > > 120, > > > > > > > 121, > > > > > > > > 122, 123, 124, 125, 126, 127) for topic Events2 with > consumers: > > > > > > > > > > > List(trackingGroup_prod-storm-sup-trk001-1387249529775-2a8484f1-0, > > > > > > > > trackingGroup_prod-storm-sup-trk001-1387249529775-2a8484f1-1, > > > > > > > > trackingGroup_prod-storm-sup-trk002-1387249530831-97c586ab-0, > > > > > > > > trackingGroup_prod-storm-sup-trk002-1387249530831-97c586ab-1, > > > > > > > > trackingGroup_prod-storm-sup-trk003-1387249529739-f2de3dd9-0, > > > > > > > > trackingGroup_prod-storm-sup-trk003-1387249529739-f2de3dd9-1, > > > > > > > > trackingGroup_prod-storm-sup-trk004-1387249530445-8f57ec5c-0, > > > > > > > > trackingGroup_prod-storm-sup-trk004-1387249530445-8f57ec5c-1, > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530451-d59c669a-0, > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530451-d59c669a-1, > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530452-2b244683-0, > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530452-2b244683-1, > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0, > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1, > > > > > > > > trackingGroup_prod-storm-sup-trk008-1387249526700-11ba655b-0, > > > > > > > > trackingGroup_prod-storm-sup-trk008-1387249526700-11ba655b-1, > > > > > > > > trackingGroup_prod-storm-sup-trk009-1387249530020-cb36831c-0, > > > > > > > > trackingGroup_prod-storm-sup-trk009-1387249530020-cb36831c-1, > > > > > > > > trackingGroup_prod-storm-sup-trk010-1387249529975-d43aff06-0, > > > > > > > > trackingGroup_prod-storm-sup-trk010-1387249529975-d43aff06-1, > > > > > > > > trackingGroup_prod-storm-sup-trk011-1387249527684-479a04f9-0, > > > > > > > > trackingGroup_prod-storm-sup-trk011-1387249527684-479a04f9-1, > > > > > > > > trackingGroup_prod-storm-sup-trk012-1387249530208-155ecd68-0, > > > > > > > > trackingGroup_prod-storm-sup-trk012-1387249530208-155ecd68-1, > > > > > > > > trackingGroup_prod-storm-sup-trk013-1387249530700-b323ee53-0, > > > > > > > > trackingGroup_prod-storm-sup-trk013-1387249530700-b323ee53-1, > > > > > > > > trackingGroup_prod-storm-sup-trk014-1387249529916-e32e6363-0, > > > > > > > > trackingGroup_prod-storm-sup-trk014-1387249529916-e32e6363-1, > > > > > > > > trackingGroup_prod-storm-sup-trk015-1387249529709-d655ccd4-0, > > > > > > > > trackingGroup_prod-storm-sup-trk015-1387249529709-d655ccd4-1, > > > > > > > > trackingGroup_prod-storm-sup-trk016-1387249531064-bc8f8f3e-0, > > > > > > > > trackingGroup_prod-storm-sup-trk016-1387249531064-bc8f8f3e-1, > > > > > > > > trackingGroup_prod-storm-sup-trk017-1387249530635-35f505b7-0, > > > > > > > > trackingGroup_prod-storm-sup-trk017-1387249530635-35f505b7-1, > > > > > > > > trackingGroup_prod-storm-sup-trk018-1387249530621-84327f5f-0, > > > > > > > > trackingGroup_prod-storm-sup-trk018-1387249530621-84327f5f-1, > > > > > > > > trackingGroup_prod-storm-sup-trk019-1387249530418-80afccf9-0, > > > > > > > > trackingGroup_prod-storm-sup-trk019-1387249530418-80afccf9-1, > > > > > > > > trackingGroup_prod-storm-sup-trk020-1387249530930-906e99e1-0, > > > > > > > > trackingGroup_prod-storm-sup-trk020-1387249530930-906e99e1-1, > > > > > > > > trackingGroup_prod-storm-sup-trk021-1387249529761-705a5bca-0, > > > > > > > > trackingGroup_prod-storm-sup-trk021-1387249529761-705a5bca-1, > > > > > > > > trackingGroup_prod-storm-sup-trk022-1387249530347-3d40b4f9-0, > > > > > > > > trackingGroup_prod-storm-sup-trk022-1387249530347-3d40b4f9-1, > > > > > > > > trackingGroup_prod-storm-sup-trk023-1387249529067-957d280b-0, > > > > > > > > trackingGroup_prod-storm-sup-trk023-1387249529067-957d280b-1, > > > > > > > > trackingGroup_prod-storm-sup-trk024-1387249530625-f8118f02-0, > > > > > > > > trackingGroup_prod-storm-sup-trk024-1387249530625-f8118f02-1, > > > > > > > > trackingGroup_prod-storm-sup-trk025-1387249530213-cccfffc8-0, > > > > > > > > trackingGroup_prod-storm-sup-trk025-1387249530213-cccfffc8-1, > > > > > > > > trackingGroup_prod-storm-sup-trk046-1387249527798-2164c569-0, > > > > > > > > trackingGroup_prod-storm-sup-trk046-1387249527798-2164c569-1, > > > > > > > > trackingGroup_prod-storm-sup-trk047-1387249530559-6b49ce74-0, > > > > > > > > trackingGroup_prod-storm-sup-trk047-1387249530559-6b49ce74-1, > > > > > > > > trackingGroup_prod-storm-sup-trk048-1387249529976-aba1e428-0, > > > > > > > > trackingGroup_prod-storm-sup-trk048-1387249529976-aba1e428-1, > > > > > > > > trackingGroup_prod-storm-sup-trk050-1387249530465-dc203a62-0, > > > > > > > > trackingGroup_prod-storm-sup-trk050-1387249530465-dc203a62-1, > > > > > > > > trackingGroup_prod-storm-sup-trk051-1387249530406-46f7a649-0, > > > > > > > > trackingGroup_prod-storm-sup-trk051-1387249530406-46f7a649-1, > > > > > > > > trackingGroup_prod-storm-sup-trk052-1387249530423-e06e4210-0, > > > > > > > > trackingGroup_prod-storm-sup-trk052-1387249530423-e06e4210-1, > > > > > > > > trackingGroup_prod-storm-sup-trk054-1387249530369-68e494e6-0, > > > > > > > > trackingGroup_prod-storm-sup-trk054-1387249530369-68e494e6-1, > > > > > > > > trackingGroup_prod-storm-sup-trk055-1387249529961-bec0abbc-0, > > > > > > > > trackingGroup_prod-storm-sup-trk055-1387249529961-bec0abbc-1, > > > > > > > > trackingGroup_prod-storm-sup-trk056-1387249531590-957c0b49-0, > > > > > > > > trackingGroup_prod-storm-sup-trk056-1387249531590-957c0b49-1, > > > > > > > > trackingGroup_prod-storm-sup-trk057-1387249530341-d8476874-0, > > > > > > > > trackingGroup_prod-storm-sup-trk057-1387249530341-d8476874-1, > > > > > > > > trackingGroup_prod-storm-sup-trk058-1387249530730-20554b4d-0, > > > > > > > > trackingGroup_prod-storm-sup-trk058-1387249530730-20554b4d-1) > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > attempting > > > > > > > to > > > > > > > > claim partition 24 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > attempting > > > > > > > to > > > > > > > > claim partition 25 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > attempting > > > > > > > to > > > > > > > > claim partition 26 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > attempting > > > > > > > to > > > > > > > > claim partition 27 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > > successfully > > > > > > > > owned partition 25 for topic Events2 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > > successfully > > > > > > > > owned partition 26 for topic Events2 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > > successfully > > > > > > > > owned partition 24 for topic Events2 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > > successfully > > > > > > > > owned partition 27 for topic Events2 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > Updating > > > > > > > the > > > > > > > > cache > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > > > > Consumer > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8 > > > selected > > > > > > > > partitions : Events2:24: fetched offset = 969809475: consumed > > > > offset > > > > > = > > > > > > > > 969809475,Events2:25: fetched offset = 983792923: consumed > > > offset = > > > > > > > > 983792923,Events2:26: fetched offset = 90409778: consumed > > offset > > > = > > > > > > > > 90409778,Events2:27: fetched offset = 979456347: consumed > > offset > > > = > > > > > > > > 979456347 > > > > > > > > 2013-12-17 15:51:06 ZookeeperConsumerConnector [INFO] > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8], > > end > > > > > > > > rebalancing consumer > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8 > try > > #0 > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager$LeaderFinderThread > > > > [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-leader-finder-thread], > > > > > > > > Starting > > > > > > > > 2013-12-17 15:51:06 VerifiableProperties [INFO] Verifying > > > > properties > > > > > > > > 2013-12-17 15:51:06 VerifiableProperties [INFO] Property > > > > client.idis > > > > > > > > overridden to trackingGroup > > > > > > > > 2013-12-17 15:51:06 VerifiableProperties [INFO] Property > > > > > > > > metadata.broker.list is overridden to > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > prod-kafka-broker001:9092,prod-kafka-broker010:9092,prod-kafka-broker011:9092,prod-kafka-broker012:9092,prod-kafka-broker013:9092,prod-kafka-broker014:9092,prod-kafka-broker015:9092,prod-kafka-broker002:9092,prod-kafka-broker003:9092,prod-kafka-broker004:9092,prod-kafka-broker005:9092,prod-kafka-broker006:9092,prod-kafka-broker007:9092,prod-kafka-broker008:9092,prod-kafka-broker009:9092 > > > > > > > > 2013-12-17 15:51:06 VerifiableProperties [INFO] Property > > > > > > > > request.timeout.msis overridden to 30000 > > > > > > > > 2013-12-17 15:51:06 ClientUtils$ [INFO] Fetching metadata > from > > > > broker > > > > > > > > id:15,host:prod-kafka-broker015,port:9092 with correlation id > > 23 > > > > for > > > > > 1 > > > > > > > > topic(s) Set(Events2) > > > > > > > > 2013-12-17 15:51:06 SyncProducer [INFO] Connected to > > > > > > > > prod-kafka-broker015:9092 for producing > > > > > > > > 2013-12-17 15:51:06 SyncProducer [INFO] Disconnecting from > > > > > > > > prod-kafka-broker015:9092 > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-3], > > > > > > > > Starting > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-4], > > > > > > > > Starting > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-9], > > > > > > > > Starting > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherThread [INFO] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [ConsumerFetcherThread-trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0-2], > > > > > > > > Starting > > > > > > > > 2013-12-17 15:51:06 ConsumerFetcherManager [INFO] > > > > > > > > [ConsumerFetcherManager-1387249529483] Added fetcher for > > > partitions > > > > > > > > ArrayBuffer([[Events2,25], initOffset 983792923 to broker > > > > > > > > id:3,host:prod-kafka-broker003,port:9092] , [[Events2,26], > > > > initOffset > > > > > > > > 90409778 to broker id:4,host:prod-kafka-broker004,port:9092] > , > > > > > > > > [[Events2,24], initOffset 969809475 to broker > > > > > > > > id:2,host:prod-kafka-broker002,port:9092] , [[Events2,27], > > > > initOffset > > > > > > > > 979456347 to broker > id:9,host:prod-kafka-broker009,port:9092] ) > > > > > > > > 2013-12-17 15:51:15 executor [ERROR] > > > > > > > > 2013-12-17 15:51:15 executor [ERROR] > > > > > > > > 2013-12-17 15:51:15 ClientCnxn [INFO] Client session timed > out, > > > > have > > > > > > not > > > > > > > > heard from server in 5015ms for sessionid 0x342e4febc180841, > > > > closing > > > > > > > socket > > > > > > > > connection and attempting reconnect > > > > > > > > 2013-12-17 15:51:15 ZkClient [INFO] zookeeper state changed > > > > > > > (Disconnected) > > > > > > > > 2013-12-17 15:51:16 ClientCnxn [INFO] Opening socket > connection > > > to > > > > > > server > > > > > > > > prod-zookeeper-kafka002/10.4.34.186:2181 > > > > > > > > 2013-12-17 15:51:16 ClientCnxn [INFO] Socket connection > > > established > > > > > to > > > > > > > > prod-zookeeper-kafka002/10.4.34.186:2181, initiating session > > > > > > > > 2013-12-17 15:51:16 ClientCnxn [INFO] Session establishment > > > > complete > > > > > on > > > > > > > > server prod-zookeeper-kafka002/10.4.34.186:2181, sessionid = > > > > > > > > 0x342e4febc180841, negotiated timeout = 6000 > > > > > > > > 2013-12-17 15:51:16 ZkClient [INFO] zookeeper state changed > > > > > > > (SyncConnected) > > > > > > > > 2013-12-17 15:51:16 executor [ERROR] > > > > > > > > 2013-12-17 15:51:20 executor [ERROR] > > > > > > > > 2013-12-17 15:51:24 executor [ERROR] > > > > > > > > > > > > > > > > > > > > > > > > On Tue, Dec 17, 2013 at 9:24 PM, Jun Rao <jun...@gmail.com> > > > wrote: > > > > > > > > > > > > > > > > > What's consumer trackingGroup_prod-storm-sup-trk007 doing > at > > > the > > > > > same > > > > > > > > time? > > > > > > > > > It's the one that caused the conflict in ZK. > > > > > > > > > > > > > > > > > > Thanks, > > > > > > > > > > > > > > > > > > Jun > > > > > > > > > > > > > > > > > > > > > > > > > > > On Tue, Dec 17, 2013 at 9:19 PM, Drew Goya < > > d...@gradientx.com > > > > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > I explored that possibility but I'm not seeing any ZK > > session > > > > > > > > expirations > > > > > > > > > > in the logs and it doesn't look like these rebalances > > > complete. > > > > > > > > > > > > > > > > > > > > They fail due to conflicts in the zookeeper data > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Tue, Dec 17, 2013 at 8:53 PM, Jun Rao < > jun...@gmail.com > > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > > Have you looked at > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > https://cwiki.apache.org/confluence/display/KAFKA/FAQ#FAQ-Whyaretheremanyrebalancesinmyconsumerlog > > > > > > > > > > > ? > > > > > > > > > > > > > > > > > > > > > > Thanks, > > > > > > > > > > > > > > > > > > > > > > Jun > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Tue, Dec 17, 2013 at 9:24 AM, Drew Goya < > > > > d...@gradientx.com > > > > > > > > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > > > > Hey all, > > > > > > > > > > > > > > > > > > > > > > > > I've recently been having problems with consumer > groups > > > > > > > > rebalancing. > > > > > > > > > > I'm > > > > > > > > > > > > using several high level consumers which all belong > to > > > the > > > > > same > > > > > > > > > group. > > > > > > > > > > > > Occasionally one or two of them will get stuck in a > > > > > rebalance > > > > > > > > loop. > > > > > > > > > > > They > > > > > > > > > > > > attempt to rebalance, but the partitions they try to > > > claim > > > > > are > > > > > > > > owned. > > > > > > > > > > > > Anyone run into this? Ideas? > > > > > > > > > > > > > > > > > > > > > > > > I see errors in my zookeeper logs like: > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:12:31,171 [myid:001] - INFO > > > > > [ProcessThread(sid:1 > > > > > > > > > > > > cport:-1)::PrepRequestProcessor@627] - Got > user-level > > > > > > > > > KeeperException > > > > > > > > > > > when > > > > > > > > > > > > processing sessionid:0x342e4febc180852 type:create > > > > > cxid:0x1a9a > > > > > > > > > > > > zxid:0x501390d4b txntype:-1 reqpath:n/a Error > > > > > > > > > > > > Path:/kafka/consumers/trackingGroup/owners/Events2/25 > > > > > > > > > > > Error:KeeperErrorCode > > > > > > > > > > > > = NodeExists for > > > > > > /kafka/consumers/trackingGroup/owners/Events2/25 > > > > > > > > > > > > > > > > > > > > > > > > And errors in my kafka logs like: > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:32 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > begin > > > > > > > > > > > > rebalancing consumer > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306 > > > > > try > > > > > > #8 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] Stopping > leader > > > > finder > > > > > > > > thread > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] Stopping all > > > > fetchers > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] All > connections > > > > > stopped > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > Cleared > > > > > > > > > > all > > > > > > > > > > > > relevant queues for this fetcher > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > Cleared > > > > > > > > > > the > > > > > > > > > > > > data chunks in all the consumer message iterators > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > Committing > > > > > > > > > > > > all offsets after clearing the fetcher queues > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > Releasing > > > > > > > > > > > > partition ownership > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > Consumer > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306 > > > > > > > > > rebalancing > > > > > > > > > > > the > > > > > > > > > > > > following partitions: List(0, 1, 2, 3, 4, 5, 6, 7, 8, > > 9, > > > > 10, > > > > > > 11, > > > > > > > > 12, > > > > > > > > > > 13, > > > > > > > > > > > > 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, > 27, > > > 28, > > > > > 29, > > > > > > > 30, > > > > > > > > > 31, > > > > > > > > > > > 32, > > > > > > > > > > > > 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, > 46, > > > 47, > > > > > 48, > > > > > > > 49, > > > > > > > > > 50, > > > > > > > > > > > 51, > > > > > > > > > > > > 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, > 65, > > > 66, > > > > > 67, > > > > > > > 68, > > > > > > > > > 69, > > > > > > > > > > > 70, > > > > > > > > > > > > 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, > 84, > > > 85, > > > > > 86, > > > > > > > 87, > > > > > > > > > 88, > > > > > > > > > > > 89, > > > > > > > > > > > > 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, > 102, > > > 103, > > > > > > 104, > > > > > > > > 105, > > > > > > > > > > > 106, > > > > > > > > > > > > 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, > 117, > > > 118, > > > > > > 119, > > > > > > > > 120, > > > > > > > > > > > 121, > > > > > > > > > > > > 122, 123, 124, 125, 126, 127) for topic Events2 with > > > > > consumers: > > > > > > > > > > > > > > > > > > > > > List(trackingGroup_prod-storm-sup-trk001-1387249529775-2a8484f1-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk001-1387249529775-2a8484f1-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk002-1387249530831-97c586ab-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk002-1387249530831-97c586ab-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk003-1387249529739-f2de3dd9-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk003-1387249529739-f2de3dd9-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk004-1387249530445-8f57ec5c-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk004-1387249530445-8f57ec5c-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530451-d59c669a-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530451-d59c669a-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530452-2b244683-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk005-1387249530452-2b244683-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk008-1387249526700-11ba655b-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk008-1387249526700-11ba655b-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk009-1387249530020-cb36831c-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk009-1387249530020-cb36831c-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk010-1387249529975-d43aff06-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk010-1387249529975-d43aff06-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk011-1387249527684-479a04f9-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk011-1387249527684-479a04f9-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk012-1387249530208-155ecd68-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk012-1387249530208-155ecd68-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk013-1387249530700-b323ee53-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk013-1387249530700-b323ee53-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk014-1387249529916-e32e6363-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk014-1387249529916-e32e6363-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk015-1387249529709-d655ccd4-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk015-1387249529709-d655ccd4-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk016-1387249531064-bc8f8f3e-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk016-1387249531064-bc8f8f3e-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk017-1387249530635-35f505b7-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk017-1387249530635-35f505b7-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk018-1387249530621-84327f5f-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk018-1387249530621-84327f5f-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk019-1387249530418-80afccf9-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk019-1387249530418-80afccf9-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk020-1387249530930-906e99e1-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk020-1387249530930-906e99e1-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk021-1387249529761-705a5bca-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk021-1387249529761-705a5bca-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk022-1387249530347-3d40b4f9-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk022-1387249530347-3d40b4f9-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk023-1387249529067-957d280b-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk023-1387249529067-957d280b-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk024-1387249530625-f8118f02-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk024-1387249530625-f8118f02-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk025-1387249530213-cccfffc8-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk025-1387249530213-cccfffc8-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk046-1387249527798-2164c569-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk046-1387249527798-2164c569-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk047-1387249530559-6b49ce74-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk047-1387249530559-6b49ce74-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk048-1387249529976-aba1e428-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk048-1387249529976-aba1e428-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk050-1387249530465-dc203a62-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk050-1387249530465-dc203a62-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk051-1387249530406-46f7a649-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk051-1387249530406-46f7a649-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk052-1387249530423-e06e4210-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk052-1387249530423-e06e4210-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk054-1387249530369-68e494e6-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk054-1387249530369-68e494e6-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk055-1387249529961-bec0abbc-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk055-1387249529961-bec0abbc-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk056-1387249531590-957c0b49-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk056-1387249531590-957c0b49-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk057-1387249530341-d8476874-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk057-1387249530341-d8476874-1, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk058-1387249530730-20554b4d-0, > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk058-1387249530730-20554b4d-1) > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-0 > > > > > > > > > attempting > > > > > > > > > > > to > > > > > > > > > > > > claim partition 24 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-0 > > > > > > > > > attempting > > > > > > > > > > > to > > > > > > > > > > > > claim partition 25 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-1 > > > > > > > > > attempting > > > > > > > > > > > to > > > > > > > > > > > > claim partition 26 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-1 > > > > > > > > > attempting > > > > > > > > > > > to > > > > > > > > > > > > claim partition 27 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZkUtils$ [INFO] conflict in > > > > > > > > > > > > /consumers/trackingGroup/owners/Events2/25 data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-0 > > > > > > > stored > > > > > > > > > > data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > waiting > > > > > > > > > > for > > > > > > > > > > > > the partition ownership to be deleted: 25 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZkUtils$ [INFO] conflict in > > > > > > > > > > > > /consumers/trackingGroup/owners/Events2/26 data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-1 > > > > > > > stored > > > > > > > > > > data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > waiting > > > > > > > > > > for > > > > > > > > > > > > the partition ownership to be deleted: 26 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZkUtils$ [INFO] conflict in > > > > > > > > > > > > /consumers/trackingGroup/owners/Events2/24 data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-0 > > > > > > > stored > > > > > > > > > > data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-0 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > waiting > > > > > > > > > > for > > > > > > > > > > > > the partition ownership to be deleted: 24 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZkUtils$ [INFO] conflict in > > > > > > > > > > > > /consumers/trackingGroup/owners/Events2/27 data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306-1 > > > > > > > stored > > > > > > > > > > data: > > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk007-1387249529436-fb79e4c8-1 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > waiting > > > > > > > > > > for > > > > > > > > > > > > the partition ownership to be deleted: 27 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > end > > > > > > > > > > > > rebalancing consumer > > > > > > > > > > > > > > > trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306 > > > > > try > > > > > > #8 > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > Rebalancing > > > > > > > > > > > > attempt failed. Clearing the cache before the next > > > > > rebalancing > > > > > > > > > > operation > > > > > > > > > > > is > > > > > > > > > > > > triggered > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] Stopping > leader > > > > finder > > > > > > > > thread > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] Stopping all > > > > fetchers > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ConsumerFetcherManager [INFO] > > > > > > > > > > > > [ConsumerFetcherManager-1387249530381] All > connections > > > > > stopped > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > Cleared > > > > > > > > > > all > > > > > > > > > > > > relevant queues for this fetcher > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > Cleared > > > > > > > > > > the > > > > > > > > > > > > data chunks in all the consumer message iterators > > > > > > > > > > > > > > > > > > > > > > > > 2013-12-17 17:20:33 ZookeeperConsumerConnector [INFO] > > > > > > > > > > > > > > > > [trackingGroup_prod-storm-sup-trk006-1387249530327-9d15c306], > > > > > > > > > > Committing > > > > > > > > > > > > all offsets after clearing the fetcher queues > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
