Thanks for confirming, but that not behavior I observe. My consumer does not commit data to kafka. It get messages sent to kafka. Once restarted I should of gotten messages that previously received by consumer, but on contrarily I got none. Logs confirm the initial offset been as -1. What am I doing wrong?
04 Nov 2013 16:03:11,570 DEBUG meetme_Consumer_pkey_1062739249349868 kafka.consumer.PartitionTopicInfo - initial consumer offset of meetme:0: fetched offset = -1: consumed offset = -1 is -1 04 Nov 2013 16:03:11,570 DEBUG meetme_Consumer_pkey_1062739249349868 kafka.consumer.PartitionTopicInfo - initial fetch offset of meetme:0: fetched offset = -1: consumed offset = -1 is -1 04 Nov 2013 16:03:11,879 DEBUG event1_ddatahubvadim02.tag-dev.com-1383609790143-4ed618e7-leader-finder-thread kafka.network.BlockingChannel - Created socket with SO_TIMEOUT = 30000 (requested 30000), SO_RCVBUF = 65536 (requested 65536), SO_SNDBUF = 11460 (requested -1). 04 Nov 2013 16:03:11,895 DEBUG event1_ddatahubvadim02.tag-dev.com-1383609790143-4ed618e7-leader-finder-thread kafka.consumer.PartitionTopicInfo - reset fetch offset of ( meetme:0: fetched offset = 99000: consumed offset = -1 ) to 99000 04 Nov 2013 16:03:11,896 DEBUG event1_ddatahubvadim02.tag-dev.com-1383609790143-4ed618e7-leader-finder-thread kafka.consumer.PartitionTopicInfo - reset consume offset of meetme:0: fetched offset = 99000: consumed offset = 99000 to 99000 04 Nov 2013 16:03:11,897 INFO event1_ddatahubvadim02.tag-dev.com-1383609790143-4ed618e7-leader-finder-thread kafka.consumer.ConsumerFetcherManager - [ConsumerFetcherManager-1383609790333] Adding fetcher for partition [meetme,0], initOffset -1 to broker 9 with fetcherId 0 Here is my property file: zookeeper.connect=dzoo01.tag-dev.com:2181/kafka zookeeper.connectiontimeout.ms=1000000 group.id=event1 auto.commit.enable=false On Mon, Nov 4, 2013 at 3:32 PM, Guozhang Wang <wangg...@gmail.com> wrote: > That is correct. If auto.commit.enable is set to faulse, the offsets will > not be committed at all unless the consumer calls the commit function > explicitly. > > Guozhang > > > On Mon, Nov 4, 2013 at 2:42 PM, Vadim Keylis <vkeylis2...@gmail.com> > wrote: > > > Good afternoon. I was under impression if auto commit set to false then > > once consumer is restarted then logs would be replayed from the > beginning. > > Is that correct? > > > > Thanks, > > Vadim > > > > > > -- > -- Guozhang >