chore(release): v0.40.0

Author: vmyroslav

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## [MAJOR.MINOR.PATCH] - YYYY-MM-DD
 
+## v0.40.0 - 2026-06-05
+
 - Add `MySQL` field `userConfig.mysql.performance_schema_events_statements_history_size`, type `integer`:
   The number of rows per thread in the events_statements_history table
 - Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.consumer_fetch_max_bytes`, type

charts/aiven-operator-crds/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: aiven-operator-crds
 description: A Helm chart to deploy the aiven operator custom resource definitions
 type: application
-version: v0.39.0
-appVersion: v0.39.0
+version: v0.40.0
+appVersion: v0.40.0
 maintainers:
   - name: byashimov
     url: https://www.aiven.io

charts/aiven-operator/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: aiven-operator
 description: A Helm chart to deploy the aiven operator
 type: application
-version: v0.39.0
-appVersion: v0.39.0
+version: v0.40.0
+appVersion: v0.40.0
 maintainers:
   - name: byashimov
     url: https://www.aiven.io

docs/docs/changelog.md

@@ -1,6 +1,26 @@
 # Changelog
 
 
+## v0.40.0 - 2026-06-05
+
+- Add `MySQL` field `userConfig.mysql.performance_schema_events_statements_history_size`, type `integer`:
+  The number of rows per thread in the events_statements_history table
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.consumer_fetch_max_bytes`, type
+  `integer`: The maximum amount of data the server should return for a fetch request
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.consumer_max_partition_fetch_bytes`,
+  type `integer`: The maximum amount of data per partition the server will return
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.consumer_receive_buffer_bytes`,
+  type `integer`: The size of the TCP receive buffer (SO_RCVBUF) to use when reading data. -1 uses the
+  OS default
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.consumer_request_timeout_ms`, type
+  `integer`: The maximum time the client will wait for a response to a request
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.producer_request_timeout_ms`, type
+  `integer`: The maximum time the client will wait for a response to a request
+- Add `ServiceIntegration` field `kafkaMirrormaker.kafka_mirrormaker.producer_send_buffer_bytes`, type
+  `integer`: The size of the TCP send buffer (SO_SNDBUF) to use when sending data. -1 uses the OS
+  default
+- Add `UpgradePipelineStep` to manage [Aiven upgrade pipeline steps](https://aiven.io/docs/platform/howto/controlled-upgrade)
+
 ## v0.39.0 - 2026-05-29
 
 - Add `KafkaSchema` field `references[].kafkaSchemaRef`, type `object`: Reference to another