[ https://issues.apache.org/jira/browse/FLINK-26793?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17510521#comment-17510521 ]
Jay Ghiya commented on FLINK-26793: ----------------------------------- [~martijnvisser] thankyou for explaining the gravity of the current situation. Ready to contribute as flink has been a fundamental block for our product. always grateful for that. [~echauchot] count me in. But i need information about latest source/sink api and the old source/sink api that flink connector is based on. i will also try to pull people from my current org. > Flink Cassandra connector performance issue > -------------------------------------------- > > Key: FLINK-26793 > URL: https://issues.apache.org/jira/browse/FLINK-26793 > Project: Flink > Issue Type: Improvement > Components: Connectors / Cassandra > Affects Versions: 1.14.4 > Reporter: Jay Ghiya > Priority: Major > > A warning is observed during long runs of flink job stating “Insertions into > scylla might be suffering. Expect performance problems unless this is > resolved.” > Upon initial analysis - “flink cassandra connector is not keeping instance of > mapping manager that is used to convert a pojo to cassandra row. Ideally the > mapping manager should have the same life time as cluster and session objects > which are also created once when the driver is initialized” > Reference: > https://stackoverflow.com/questions/59203418/cassandra-java-driver-warning -- This message was sent by Atlassian Jira (v8.20.1#820001)