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Alex Mironov commented on KAFKA-9156: ------------------------------------- Hey [~ijuma], sure, here's the MR on top of trunk (internally we currently run a fork of 2.3.1): [https://github.com/apache/kafka/pull/7760] > LazyTimeIndex & LazyOffsetIndex may cause niobufferoverflow in concurrent > state > ------------------------------------------------------------------------------- > > Key: KAFKA-9156 > URL: https://issues.apache.org/jira/browse/KAFKA-9156 > Project: Kafka > Issue Type: Bug > Components: core > Affects Versions: 2.3.0 > Reporter: shilin Lu > Priority: Critical > Attachments: image-2019-11-07-17-42-13-852.png, > image-2019-11-07-17-44-05-357.png, image-2019-11-07-17-46-53-650.png > > > !image-2019-11-07-17-42-13-852.png! > this timeindex get function is not thread safe ,may cause create some > timeindex. > !image-2019-11-07-17-44-05-357.png! > When create timeindex not exactly one ,may cause mappedbytebuffer position to > end. Then write index entry to this mmap file will cause > java.nio.BufferOverflowException. > > !image-2019-11-07-17-46-53-650.png! > > > -- This message was sent by Atlassian Jira (v8.3.4#803005)