doc-exports/docs/dms/umn/kafka-ug-00001.html

Change History

Released On	What's New
2024-07-19	Added: Supported Smart Connect. See Creating a Kafka Instance and Migrating Data Using Smart Connect.
2024-06-14	Added the following content: Added sections Permission, Creating a User and Granting DMS for Kafka Permissions, Modifying Kafka Instance Specifications, Deleting Kafka Messages, Reassigning Kafka Partitions, and Creating a Kafka Consumer Group. Supported Kafka v3.x. See Specifications and Creating a Kafka Instance. Added single-node specifications. See Specifications and Creating a Kafka Instance. SSL setting can be changed. See Creating a Kafka Instance and Configuring Plaintext or Ciphertext Access to Kafka Instances. Added Getting Started. Modified the following content: Modified the procedure for creating a public NAT gateway in section Accessing Kafka in a Public Network Using DNAT. Added description about new specifications. See Specifications and Creating a Kafka Instance.
2022-12-01	This release incorporates the following changes: Added Acronyms and Abbreviations. Deleted FAQ "Do I Need to Unsubscribe from a Topic Before Deleting a Consumer Group?" Updated instance statuses in section Viewing and Modifying Basic Information of a Kafka Instance. Changed the value ranges in section Kafka Metrics. Added the solution for scenario 2 in section Why Does Message Poll Often Fail During Rebalancing?. Modified the description of scenario 1 in section Why Do Messages Still Exist After the Retention Period Elapses?.
2022-10-30	This release incorporates the following changes: Removed support for normal queues. Added description about Kafka v2.7, automatic topic creation, and disk encryption in section Creating a Kafka Instance. Added two methods for connecting to a Kafka instance: Accessing Kafka Using a VPC Endpoint Across VPCs and Accessing Kafka in a Public Network Using DNAT. Added description about how to modify topic parameters, export topics, and view sample code for connecting to instances. Related sections are Changing Kafka Message Retention Period, Changing Kafka Partition Quantity, "Modifying Synchronous Replication and Synchronous Flushing", Exporting the Kafka Topic List, and Viewing Sample Code of Kafka Production and Consumption. Added description about user management in sections Configuring Kafka ACL Users, Configuring Kafka Topic Permissions, "Resetting SASL_SSL Password", and "Deleting SASL_SSL Users". Added description about consumer group management in sections Querying the Kafka Consumer Group List, Deleting a Kafka Consumer Group, Viewing and Resetting Kafka Consumption Offsets, and Viewing Kafka Consumer Information. Added description about how to modify configuration parameters in section Modifying Kafka Instance Configuration Parameters. Added description about tags in sections Creating a Kafka Instance, Viewing and Modifying Basic Information of a Kafka Instance, and Configuring Kafka Instance Tags. Added Instances, Connections, Topics and Partitions, Consumer Groups, Messages, and Monitoring & Alarm to FAQs.
2020-08-11	This release incorporates the following changes: Added the description that the public access setting can be changed only when the instance is in the Running state in section Configuring Kafka Public Access. Modified the value range of public network bandwidth in section Configuring Kafka Public Access. Added the method of downloading the client.truststore.jks certificate on the console and the description of the path of the client.truststore.jks certificate in section Connecting to Kafka Using the Client (Ciphertext Access). Modified the GUI strings for deleting instances that fail to be created in section Deleting Kafka Instances. Added the description that instances that fail to be created do not occupy resources in sections Deleting Kafka Instances and Creating a Kafka Instance.
2020-07-29	This release incorporates the following changes: Added the description that public access is not supported when the instance specification is 100 MB/s in section Creating a Kafka Instance. Deleted the description about public network bandwidth being 100 MB/s in section Configuring Kafka Public Access.
2020-02-20	This release incorporates the following changes: Added restrictions on the maximum number of instances that can have public access enabled in section Creating a Kafka Instance. Modified the time required for creating a Kafka instance in section Creating a Kafka Instance. Added description about the instance ports for intra-VPC access and public access and updated figures for obtaining instance access addresses in sections Connecting to Kafka Using the Client (Plaintext Access) and Connecting to Kafka Using the Client (Ciphertext Access). Added statuses when public access is being changed or fails to be changed in section Viewing and Modifying Basic Information of a Kafka Instance. Added description about modifying the capacity threshold policy in section Viewing and Modifying Basic Information of a Kafka Instance. Added description about enabling public access, disabling public access, and modifying public network bandwidth, and added a note that the public access address will change after re-enabling public access in section Configuring Kafka Public Access. Added Viewing Kafka Background Tasks. Added description about detailed operations of setting alarm rules in section "Configuring Alarm Rules". Removed some Kafka operations that are not supported by CTS in section Viewing Kafka Audit Logs. Added How Do I Select Storage Space for a Kafka Instance?. Upgraded Kafka premium compatibility from Kafka 2.3.0 to 2.3.1.
2019-12-16	Accepted for RM-2128.
2019-11-30	This release incorporates the following changes: Optimized description about Kafka premium instances in section What Is DMS?. Added description about DMS functions in section "Functions". Added description about the differences between Kafka queues and Kafka premium instances in section "Comparing Kafka Queues and Kafka Premium Instances". Added description about the specifications of Kafka queues and Kafka premium instances in section Specifications. Added explanation of the relationship between Kafka premium instances and VPCs in section Related Services. Optimized description about DMS queues and added description about Kafka premium instances in section Basic Concepts. Added recommendations on Kafka client configurations in section Best Practices. Removed the Region parameter in section "Creating a Queue". Optimized description about queue policy parameters in section "Managing Queue Policies". Optimized description about Kafka premium instance operations and parameters in chapter "Managing Kafka Premium Instances". Optimized description about DMS metrics in section Kafka Metrics. Added description about Kafka premium instance operations supported by CTS in section Viewing Kafka Audit Logs.
2019-11-08	This release incorporates the following changes: Added description about Kafka premium instances in section What Is DMS?. Added sections describing Kafka premium features and instance management. Added the following Kafka premium instance FAQs: Do Kafka Instances Support Cross-VPC Access?, Do Kafka Instances Support Cross-Subnet Access?, How Do I Select and Configure a Security Group?, Why Can't I View the Subnet and Security Group Information When Creating a DMS Instance?, and DMS password requirements.
2018-11-07	Accepted in OTC 3.2.
2018-05-25	Accepted in OTC 3.1.
2018-04-28	Added the following content: Added the queue tag function. Added chapters Monitoring and Alarms and Viewing Kafka Audit Logs.
2018-04-03	Added the following content: Added queue policy description in section "Managing Queue Policies".
2018-01-19	Modified the following content: Added the support for Kafka queues.
2017-12-05	Modified the following content: Modified the description of some steps based on DMS console UI 3.0.
2017-10-25	Modified the following content: Updated description in section Related Services.
2017-07-28	Modified the following content: Provided support for FIFO queues. Provided support for dead letter queues. Added two dead letter message monitoring metrics to Cloud Eye. Added section Basic Concepts. Added the step of selecting a region and a project.
2017-03-30	Modified the following content: In section "Retrieving Messages", changed Consume Interval to Queue Polling Interval. In section "Retrieving Messages", changed Consume Message to Retrieve Message.
2017-01-19	Modified the following content: In sections Change History and "Functions", added description about how multiple consumer groups retrieve messages. In section Change History, revised description about attribute names. In section "Creating a Queue", added description about queue quota. In section Change History, added description about attribute names. In section "Retrieving Messages", changed Message Count to Max. Message Count. In section "Retrieving Messages", revised description about message retrieval.
2017-01-13	Modified the following content: In section Change History, revised description about queues and messages. In section Change History, revised the figure "Distribution of messages from a queue". Deleted redundant information.
2017-01-09	Modified the following content: In section Change History, added description about message creation results. Added section "Why Do Consumers Need to Acknowledge Messages?".
2016-12-19	This issue is the first official release.