It means no consumer has consumed anything from that partition. Likely because there's no data in that partition yet.
On Tue, Apr 21, 2020 at 8:12 PM 一直以来 <279377...@qq.com> wrote: > ghy@ghy-VirtualBox:~/T/k/bin$ ./kafka-consumer-groups.sh > --bootstrap-server localhost:9081 --describe --group test > > > GROUP TOPIC > PARTITION CURRENT-OFFSET > LOG-END-OFFSET LAG > CONSUMER-ID > > HOST CLIENT-ID > test myTopic3 > 4 - > 1 > - > consumer-test-1-d5f2f83d-59fa-4c3b-859d-4219e16479a8 > /192.168.1.104 > consumer-test-1 > test myTopic3 > 1 - > 1 > - > consumer-test-1-d5f2f83d-59fa-4c3b-859d-4219e16479a8 > /192.168.1.104 > consumer-test-1 > test myTopic3 > 2 - > 0 > - > consumer-test-1-d5f2f83d-59fa-4c3b-859d-4219e16479a8 > /192.168.1.104 > consumer-test-1 > test myTopic3 > 3 - > 1 > - > consumer-test-1-d5f2f83d-59fa-4c3b-859d-4219e16479a8 > /192.168.1.104 > consumer-test-1 > test myTopic3 > 0 - > 2 > - > consumer-test-1-d5f2f83d-59fa-4c3b-859d-4219e16479a8 > /192.168.1.104 > consumer-test-1