Change History

Table 1 Change History

Release Date	What's New
2024-08-02	Modified the following content: Fixed link errors in some sections. Added components and version information for MRS 3.3.0-LTS.1. For details, see List of MRS Component Versions. Added Creating a Doris Cluster. For details, see Quickly Creating a Doris Cluster Modified the descriptions of some parameters for configuring a cluster. For details, see Creating a Cluster, Quick Creation of a Hadoop Analysis Cluster, Quick Creation of an HBase Analysis Cluster, Quick Creation of a ClickHouse Cluster, Quick Creation of a Real-time Analysis Cluster, Creating a Custom Cluster and Creating a Custom Topology Cluster. Added descriptions about adding a tag to a cluster/node. For details, see Adding a Tag to a Cluster/Node. Modified descriptions about storage and compute decoupling, adjusted the sections, and added Guardian-based storage and compute decoupling. For details, see Configuring a Cluster with Storage and Compute Decoupled. The following functions are modified on FusionInsight Manager: The home page of Manager is changed. You can download the client and start or stop a cluster on the home page. For details, see Cluster Management. The monitoring indicator data report supports the change of the user-defined time length. For details, see Home Page. You can view the monitoring metric values in Additional Information if thresholds are set for the metrics to generate alarms. For details, see Alarms. When downloading logs on Manager, you can configure the Max. Concurrent Nodes. For details, see Log Download. Configure parameters on FusionInsight Manager. On some configuration pages, you do not need to manually select the current cluster name. For example, Adding a Tenant. Added the following content: Added the description of the principles of the Doris, Guardian and JobGateway components. For details, see Apache Doris, Guardian and JobGateway. The following functions are added to FusionInsight Manager: Supports quick DataNode decommissioning. For details, see Decommissioning and Recommissioning an Instance. Supports the configuration of hierarchical alarms. You can configure different alarm severities for different thresholds. For details, see Alarms. The Superior scheduler is used to schedule Yarn task queues support cross-pool scheduling. For details, see Configuring a Queue. Scheduler switchover for newly provisioned clusters is supported. For details, see Switching the Scheduler. Supports the configuration of SQL inspection. For details, see SQL Inspector. Supports the configuration of the Manager page timeout interval. For details, see Changing the Timeout Duration of the Manager Page. Added the following alarms: The Doris component is added to MRS 3.3.0-LTS.1, and alarms ALM-50201 Doris Service Unavailable~ALM-50226 BE Instance Fault are added. The Guardian component is added to MRS 3.3.0-LTS.1, and alarms ALM-45736 Guardian Service Unavailable~ALM-45743 Failed to Call the IAM API are added. ALM-12186 CGroup Task Usage Exceeds the Threshold ALM-12187 Failed to Expand Disk Partition Capacity ALM-12187 Failed to Expand Disk Partition Capacity ALM-14031 DataNode Process Is Abnormal ALM-14032 JournalNode Process Is Abnormal ALM-14033 ZKFC Process Is Abnormal ALM-14034 Router Process Is Abnormal ALM-14035 HttpFS Process Is Abnormal ALM-19022 HBase Hotspot Detection Is Unavailable ALM-19023 Region Traffic Restriction for HBase ALM-19024 RPC Requests P99 Latency on RegionServer Exceeds the Threshold ALM-19025 Damaged StoreFile in HBase ALM-19026 Damaged WAL Files in HBase ALM-25007 Number of SlapdServer Connections Exceeds the Threshold ALM-25008 SlapdServer CPU Usage Exceeds the Threshold ALM-29007 Impalad Process Memory Usage Exceeds the Threshold ALM-29008 Number of ODBC Connections to Impalad Exceeds the Threshold ALM-29010 Number of Queries Being Submitted by Impalad Exceeds the Threshold ALM-29011 Number of Queries Being Executed by Impalad Exceeds the Threshold ALM-29012 Number of Queries Being Waited by Impalad Exceeds the Threshold ALM-29013 Impalad FGC Time Exceeds the Threshold ALM-29014 Catalog FGC Time Exceeds the Threshold ALM-29015 Catalog Process Memory Usage Exceeds the Threshold ALM-29016 Impalad Instance in the Sub-healthy State ALM-45003 HetuEngine QAS Disk Capacity Is Insufficient ALM-45289 PolicySync Heap Memory Usage Exceeds the Threshold ALM-45290 PolicySync Direct Memory Usage Exceeds the Threshold ALM-45291 PolicySync Non-Heap Memory Usage Exceeds the Threshold ALM-45292 PolicySync GC Duration Exceeds the Threshold ALM-45435 Inconsistent Metadata of ClickHouse Tables ALM-45436 Skew ClickHouse Table Data ALM-45437 Excessive Parts in the ClickHouse Table ALM-45438 ClickHouse Disk Usage Exceeds 80% ALM-45439 ClickHouse Node Enters the Read-Only Mode ALM-45440 Inconsistency Between ClickHouse Replicas ALM-45441 Zookeeper Disconnected ALM-45442 Too Many Concurrent SQL Statements ALM-45443 Slow SQL Queries in the Cluster ALM-45444 Abnormal ClickHouse Process ALM-45642 RocksDB Continuously Triggers Write Traffic Limiting ALM-45643 MemTable Size of RocksDB Continuously Exceeds the Threshold ALM-45644 Number of SST Files at Level 0 of RocksDB Continuously Exceeds the Threshold ALM-45645 Pending Flush Size of RocksDB Continuously Exceeds the Threshold ALM-45646 Pending Compaction Size of RocksDB Continuously Exceeds the Threshold ALM-45647 Estimated Pending Compaction Size of RocksDB Continuously Exceeds the Threshold ALM-45648 RocksDB Frequently Encounters Write-Stopped ALM-45649 P95 Latency of RocksDB Get Requests Continuously Exceeds the Threshold ALM-45650 P95 Latency of RocksDB Write Requests Continuously Exceeds the Threshold ALM-45652 Flink Service Unavailable ALM-45653 Invalid Flink HA Certificate File ALM-45654 Flink HA Certificate Is About to Expire ALM-45655 Flink HA Certificate File Has Expired ALM-50401 Number of JobServer Jobs Waiting to Be Executed Exceeds the Threshold ALM-50402 JobGateway Service Unavailable
2024-01-25	Optimized the image format and modified the title description of MRS Manager.
2024-01-19	Modified the following content: Added the description about MRS 3.1.2-LTS.2.14. For details, see MRS 3.1.2-LTS.2 Patch Description.
2023-12-20	Modified the following content: Added the description about scaling in ClickHouse clusters. For details, see Removing ClickHouseServer Instance Nodes. The title of the section is optimized to exclude special characters. For details, see Accessing Manager.
2023-11-16	Modified the following content: Updated the supported cluster versions. For details, see Components and Versions.
2023-11-11	Modified the following content: Deleted the description about disk encryption parameters. For details, see Creating a Custom Cluster.
2023-09-08	Modified the following content: Updated available cluster versions. For details, see Creating a Custom Cluster. Added the description about system disk encryption parameters. For details, see Creating a Custom Cluster. Modified the constraints of adding a bootstrap action. For details, see Adding a Bootstrap Action. Add the description that the password of user omm is radomly generated. For details, see User Account List. Optimized Flume alarm description. For details, see ALM-24010 Flume Certificate File Is Invalid or Damaged to ALM-24015 Flume MonitorServer Certificate File Has Expired.
2023-07-27	Modified the following content: Modified the ALM-45431 alarm title. For details, see ALM-45431 Improper ClickHouse Instance Distribution for Topology Allocation.
2023-05-04	Modified the following content: Added MRS 3.2.0-LTS.1. For details, see Creating a Custom Cluster. Added description of CDL and IoTDB technical principles, For details, see CDL and IoTDB. Added instructions for backing up and restoring CDL and IoT database data. Backing Up CDL Data Backing Up IoTDB Metadata Backing Up IoTDB Service Data Restoring CDL Data Restoring IoTDB Metadata Restoring IoTDB Service Data Supported online patch pushing and update. For details, see Patch Update. Added and updated some alarms of MRS 3.2.0-LTS.1. ALM-12012 NTP Service Is Abnormal ALM-12037 NTP Server Abnormal ALM-12103 Executor Resource Exception ALM-12104 Abnormal Knox Resources ALM-12172 Failed to Report Metrics to Cloud Eye ALM-12190 Number of Knox Connections Exceeds the Threshold ALM-19021 Handler Usage of RegionServer Exceeds the Threshold ALM-23001 Loader Service Unavailable ALM-23003 Loader Task Execution Failure ALM-23004 Loader Heap Memory Usage Exceeds the Threshold ALM-23005 Loader Non-Heap Memory Usage Exceeds the Threshold ALM-23006 Loader Direct Memory Usage Exceeds the Threshold ALM-23007 Garbage Collection (GC) Time of the Loader Process Exceeds the Threshold ALM-38011 User Connection Usage on Broker Exceeds the Threshold ALM-45000 HetuEngine Service Unavailable ALM-45001 Faulty HetuEngine Compute Instances ALM-45429 Table Metadata Synchronization Failed on the Added ClickHouse Node ALM-45430 Permission Metadata Synchronization Failed on the Added ClickHouse Node ALM-45431 Improper ClickHouse Instance Distribution for Topology Allocation ALM-45432 ClickHouse User Synchronization Process Fails ALM-45433 ClickHouse AZ Topology Exception ALM-45434 A Single Replica Exists in the ClickHouse Data Table ALM-45585 IoTDB Service Unavailable ALM-45586 IoTDBServer Heap Memory Usage Exceeds the Threshold ALM-45587 IoTDBServer GC Duration Exceeds the Threshold ALM-45588 IoTDBServer Direct Memory Usage Exceeds the Threshold ALM-45589 ConfigNode Heap Memory Usage Exceeds the Threshold ALM-45590 ConfigNode GC Duration Exceeds the Threshold ALM-45591 ConfigNode Direct Memory Usage Exceeds the Threshold ALM-45592 IoTDBServer RPC Execution Duration Exceeds the Threshold ALM-45593 IoTDBServer Flush Execution Duration Exceeds the Threshold ALM-45594 IoTDBServer Intra-Space Merge Duration Exceeds the Threshold ALM-45595 IoTDBServer Cross-Space Merge Duration Exceeds the Threshold ALM-45615 CDL Service Unavailable ALM-45616 CDL Job Execution Exception ALM-45617 Data Queued in the CDL Replication Slot Exceeds the Threshold ALM-45635 FlinkServer Job Execution Failure ALM-45636 FlinkServer Job Checkpoints Keep Failing ALM-45636 Flink Job Checkpoints Keep Failing ALM-45637 FlinkServer Task Is Continuously Under Back Pressure ALM-45638 Number of Restarts After FlinkServer Job Failures Exceeds the Threshold ALM-45638 Number of Restarts After Flink Job Failures Exceeds the Threshold ALM-45640 FlinkServer Heartbeat Interruption Between the Active and Standby Nodes ALM-45641 Data Synchronization Exception Between the Active and Standby FlinkServer Nodes
2022-11-01	Modified the following content: Added some FAQ. For details, see FAQ. Updated the screenshots in some sections in MRS Manager Operation Guide (Applicable to 3.x).
2022-9-29	Modified the following content: Added MRS 3.1.2-LTS.3. For details, see Creating a Custom Cluster.
2021-06-30	Modified the following content: Added MRS 3.1.0-LTS.1. For details, see Creating a Custom Cluster.
2020-03-12	Accepted for RM-1305 and RM-2779.
2020-03-09	Modified the following content: Added MRS 1.9.2. For details, see Creating a Custom Cluster.
2020-02-22	Modified the following content: Added MRS 2.1.0. For details, see Creating a Custom Cluster. Supported scale-out of nodes with new specifications. For details, see Manually Scaling Out a Cluster.
2019-07-03	Modified the following content: Creating a Custom Cluster
2018-10-09	Accepted in OTC 3.2.
2018-09-10	Modified the following content: Sample Scripts
2018-08-30	Added the following content: Installing Third-Party Software Using Bootstrap Actions Introduction to Bootstrap Actions Preparing the Bootstrap Action Script View Execution Records Adding a Bootstrap Action Sample Scripts Modified the following content: Creating a Custom Cluster Creating a Cluster
2018-05-29	Modified the following content: Creating a Cluster Creating a Custom Cluster
2018-03-16	Added the following content: Manually Scaling In a Cluster Configuring an Auto Scaling Rule Configuring Message Notification ALM-12014 Device Partition Lost ALM-12015 Device Partition File System Read-Only ALM-12043 DNS Parsing Duration Exceeds the Threshold ALM-12045 Read Packet Dropped Rate Exceeds the Threshold ALM-12046 Write Packet Dropped Rate Exceeds the Threshold ALM-12047 Read Packet Error Rate Exceeds the Threshold ALM-12048 Write Packet Error Rate Exceeds the Threshold ALM-12049 Read Throughput Rate Exceeds the Threshold ALM-12050 Write Throughput Rate Exceeds the Threshold ALM-12051 Disk Inode Usage Exceeds the Threshold ALM-12052 Usage of Temporary TCP Ports Exceeds the Threshold ALM-12053 File Handle Usage Exceeds the Threshold ALM-12054 The Certificate File Is Invalid ALM-12055 The Certificate File Is About to Expire ALM-18008 Heap Memory Usage of Yarn ResourceManager Exceeds the Threshold ALM-18009 Heap Memory Usage of MapReduce JobHistoryServer Exceeds the Threshold ALM-20002 Hue Service Unavailable ALM-43001 Spark Service Unavailable ALM-43006 Heap Memory Usage of the JobHistory Process Exceeds the Threshold ALM-43007 Non-Heap Memory Usage of the JobHistory Process Exceeds the Threshold ALM-43008 Direct Memory Usage of the JobHistory Process Exceeds the Threshold ALM-43009 JobHistory GC Time Exceeds the Threshold ALM-43010 Heap Memory Usage of the JDBCServer Process Exceeds the Threshold ALM-43011 Non-Heap Memory Usage of the JDBCServer Process Exceeds the Threshold ALM-43012 Direct Memory Usage of the JDBCServer Process Exceeds the Threshold ALM-43013 JDBCServer GC Time Exceeds the Threshold Modified the following content: Creating a Cluster Uploading Data and Programs Creating a Job Cluster List Checking the Cluster Status Creating a Custom Cluster Viewing Basic Cluster Information Manually Scaling Out a Cluster Importing and Exporting Data Viewing Information of a Historical Cluster Accessing MRS Manager (MRS 2.x or Earlier) Changing the Password of an Operation User Initializing the Password of a System User
2018-01-31	Modified the following contents: Accessing MRS Manager (MRS 2.x or Earlier) Creating a Custom Cluster
2017-11-08	Added the following content: Web UIs of Open Source Components Modified the following contents: Creating a Cluster Creating a Custom Cluster Viewing Basic Cluster Information Manually Scaling Out a Cluster Viewing the Alarm List Viewing Information of a Historical Cluster Viewing Job Configuration and Logs
2017-06-09	Added the following content: Viewing Information of a Historical Cluster Configuring Cross-Cluster Mutual Trust Relationships Configuring Users to Access Resources of a Trusted Cluster Modified the following contents: Uploading Data and Programs Creating a Job Creating a Custom Cluster Installing a Client (Version 3.x or Later) Installing a Client (Versions Earlier Than 3.x)
2017-04-06	Added the following content: Accessing MRS Manager (MRS 2.x or Earlier) MRS Multi-User Permission Management Modified the following contents: Creating a Custom Cluster Manually Scaling Out a Cluster Viewing Basic Cluster Information Viewing and Manually Clearing an Alarm
2017-02-20	This issue is the first official release.

last updated: 2024-11-14 12:28 UTC - commit: 9d95be538b931742820cff066f12ce18f037ed96