[ https://issues.apache.org/jira/browse/KAFKA-14996?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17724946#comment-17724946 ]
Edoardo Comar edited comment on KAFKA-14996 at 5/22/23 1:10 PM: ---------------------------------------------------------------- The controller instability is not reproducible with 3.4 (at the git commit `2f13471181` so it must be a regression) was (Author: ecomar): The controller instability is not reproducible with 3.4 (at the git commit `721a917b44` so it must be a regression) > CreateTopic falis with UnknownServerException if num partitions >= > QuorumController.MAX_RECORDS_PER_BATCH > ---------------------------------------------------------------------------------------------------------- > > Key: KAFKA-14996 > URL: https://issues.apache.org/jira/browse/KAFKA-14996 > Project: Kafka > Issue Type: Bug > Components: controller > Reporter: Edoardo Comar > Assignee: Edoardo Comar > Priority: Critical > > If an attempt is made to create a topic with > num partitions >= QuorumController.MAX_RECORDS_PER_BATCH (10000) > the client receives an UnknownServerException - it could rather receive a > better error. > The controller logs > {{2023-05-12 19:25:10,018] WARN [QuorumController id=1] createTopics: failed > with unknown server exception IllegalStateException at epoch 2 in 21956 us. > Renouncing leadership and reverting to the last committed offset 174. > (org.apache.kafka.controller.QuorumController)}} > {{java.lang.IllegalStateException: Attempted to atomically commit 10001 > records, but maxRecordsPerBatch is 10000}} > {{ at > org.apache.kafka.controller.QuorumController.appendRecords(QuorumController.java:812)}} > {{ at > org.apache.kafka.controller.QuorumController$ControllerWriteEvent.run(QuorumController.java:719)}} > {{ at > org.apache.kafka.queue.KafkaEventQueue$EventContext.run(KafkaEventQueue.java:127)}} > {{ at > org.apache.kafka.queue.KafkaEventQueue$EventHandler.handleEvents(KafkaEventQueue.java:210)}} > {{ at > org.apache.kafka.queue.KafkaEventQueue$EventHandler.run(KafkaEventQueue.java:181)}} > {{ at java.base/java.lang.Thread.run(Thread.java:829)}} > {{[}} -- This message was sent by Atlassian Jira (v8.20.10#820010)