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Pradeep Bansal updated KAFKA-9063: ---------------------------------- Summary: KAfka producer throughput drops with number of topics even when producer is producing on one topic (was: KAfka throughput performance drops with number of topics even when producer is producing on one topic) > KAfka producer throughput drops with number of topics even when producer is > producing on one topic > -------------------------------------------------------------------------------------------------- > > Key: KAFKA-9063 > URL: https://issues.apache.org/jira/browse/KAFKA-9063 > Project: Kafka > Issue Type: Improvement > Affects Versions: 2.2.1 > Reporter: Pradeep Bansal > Priority: Major > Attachments: image-2019-10-18-10-22-40-372.png > > > 5 broker cluster > Topic partitions = 1 > Replication factor = 3 > Ac mode = all > Send type = Asynchronous > Message size = 100 bytes > Log compaction = Enabled > # We started throughput test with 1 topic and number of topics present in > cluster at that time were 1 (excluding already existing topics 1000) > # We left it to run for about 2 hours (The mean throughput we observed > during this period was 54k msgs/sec) > # After this, we started creating 10,000 topics one by one using a script > # We noted throughput values after creating 100 topics and after > 200,300,400…so on till 10,000 were created > # After all 10,000 topics were created we left test to run for another 1 hr. > During the entire duration, we were producing only on a single topic. > > What could be causing performance drop > !image-2019-10-18-10-22-40-372.png! -- This message was sent by Atlassian Jira (v8.3.4#803005)