diff --git a/docs/integrations/data-ingestion/kafka/confluent/confluent-cloud.md b/docs/integrations/data-ingestion/kafka/confluent/confluent-cloud.md index 98bf06fe8e6..0a56db5484d 100644 --- a/docs/integrations/data-ingestion/kafka/confluent/confluent-cloud.md +++ b/docs/integrations/data-ingestion/kafka/confluent/confluent-cloud.md @@ -60,5 +60,9 @@ During the configuration of the ClickHouse Sink Connector, you will need to prov The Confluent Cloud UI supports advanced configuration options to adjust poll intervals, batch sizes, and other parameters to optimize performance. +:::note +On Confluent Cloud, adjustment of certain settings such as [fetch settings](/integrations/kafka/clickhouse-kafka-connect-sink/#fetch-settings) and [poll settings](/integrations/kafka/clickhouse-kafka-connect-sink/#poll-settings) requires opening a support case through Confluent Cloud. +::: + #### Known limitations {#known-limitations} * See the list of [Connectors limitations in the official docs](https://docs.confluent.io/cloud/current/connectors/cc-clickhouse-sink-connector/cc-clickhouse-sink.html#limitations) diff --git a/docs/integrations/data-ingestion/kafka/kafka-clickhouse-connect-sink.md b/docs/integrations/data-ingestion/kafka/kafka-clickhouse-connect-sink.md index e0175125bf9..700237f1959 100644 --- a/docs/integrations/data-ingestion/kafka/kafka-clickhouse-connect-sink.md +++ b/docs/integrations/data-ingestion/kafka/kafka-clickhouse-connect-sink.md @@ -448,6 +448,10 @@ Kafka Connect (the framework) fetches messages from Kafka topics in the backgrou - **`fetch.max.bytes`**: Maximum amount of data to fetch in a single request (default: 52428800 / 50 MB) - **`fetch.max.wait.ms`**: Maximum time to wait before returning data if `fetch.min.bytes` is not met (default: 500 ms) +:::note +On Confluent Cloud, adjustment of these settings requires opening a support case through Confluent Cloud. +::: + ##### Poll settings {#poll-settings} The connector polls for messages from the framework's buffer: @@ -455,6 +459,10 @@ The connector polls for messages from the framework's buffer: - **`max.poll.records`**: Maximum number of records returned in a single poll (default: 500) - **`max.partition.fetch.bytes`**: Maximum amount of data per partition (default: 1048576 / 1 MB) +:::note +On Confluent Cloud, adjustment of these settings requires opening a support case through Confluent Cloud. +::: + ##### Recommended settings for high throughput {#recommended-batch-settings} For optimal performance with ClickHouse, aim for larger batches: