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Andrei Yu edited comment on KAFKA-13406 at 11/19/21, 3:38 PM: -------------------------------------------------------------- [~showuon] Seems the issue is fixed. Thank you for backporting it to 2.8 as well (y) was (Author: andy_dufresne): [~showuon]seems the issue is fixed. Thank you for backporting it to 2.8 as well (y) > Cooperative sticky assignor got stuck due to assignment validation failed > ------------------------------------------------------------------------- > > Key: KAFKA-13406 > URL: https://issues.apache.org/jira/browse/KAFKA-13406 > Project: Kafka > Issue Type: Bug > Components: clients > Affects Versions: 3.0.0 > Reporter: Luke Chen > Assignee: Luke Chen > Priority: Major > Fix For: 3.1.0, 3.0.1, 2.8.2 > > > We'll do validateCooperativeAssignment for cooperative assignor, where we > validate if there are previously owned partitions directly transfer to other > consumers without "revoke" step. However, the "ownedPartition" in > subscription might contain out-of-dated data, which might cause the > validation always failure. > We should consider the short-term fix it by disabling > validateCooperationAssignment for built-in cooperativeStickyAssignor because > we've already consider the generation in the assignor, and discard the old > generation ownedPartition if any. -- This message was sent by Atlassian Jira (v8.20.1#820001)