OceanBase Cloud Platform

V4.2.2

Document Overview
Product Introduction
- What is OceanBase Cloud Platform?
- Differences between the features of OCP Enterprise Edition and OCP Community Edition
- System architecture
- Features
- Limits
  - System requirements
  - Dependencies
Deploy OceanBase Cloud Platform (OCP)
- Deploy OceanBase Cloud Platform (OCP) Enterprise Edition
  - Deployment overview
    - Deploy OCP cluster in the Single-node
    - Deploy OCP cluster in the High-availability
  - Prepare the deployment environment
    - Install OAT
    - Add a server
    - Check the environment
  - Deploy OCP
    - Plan resources
      - Planning resources of a single node OCP
        OCP-Server specifications
        MetaDB resources
        MonitorDB resources
        Host resources
      - Planning resources of a high availability OCP
        OCP-Server specifications
        MetaDB resources
        MonitorDB resources
        Host resources
    - Deploy OCP
      - Deploying a single point of OCP
        Prepare installation media
        Create MetaDB
        Install OCP
        Initialize system parameters
      - Deploying a high availability of OCP
        Prepare installation media
        Create MetaDB
        Install OCP
        Register an OCP cluster
        Initialize system parameters
    - Check after deployment
  - Deployment FAQ
    - Optimize MonitorDB parameters
    - F5 Big-IP LTM and alert configuration
      - Connect OBProxy to F5 Big-IP LTM
      - Connect OCP-Console to F5 Big-IP LTM
      - Monitor the OCP service health
    - Ubuntu deployment FAQ
    - EulerOS deployment FAQ
    - Client requirements
    - Start and stop OCP
  - Appendix
    - Uninstall OCP
- Deploy OceanBase Cloud Platform (OCP) Community Edition
  - Overview
  - Installation process
  - Installation planning
    - User planning
    - Host planning
    - Disk and directory planning
    - Port planning
  - Prepare for the installation
  - Deploy OCP on the GUI
  - Use Docker to deploy OCP
  - Post-deployment check
  - Appendix
    - Install Docker
    - Uninstall OCP
    - Restart OCP
    - FAQ about deployment
Upgrade OceanBase Cloud Platform (OCP)
- Upgrade OceanBase Cloud Platform (OCP) Enterprise Edition
  - Overview
  - Considerations
  - Preparations
  - Upgrade OCP
    - Take over OCP
    - Upgrade OCP
  - Verify after upgrade
    - Verify the cluster feature
    - Verify the tenant feature
    - Verify the host feature
    - Verify the software package feature
    - Verify the OBProxy feature
    - Verify the backup and restore feature
    - Verify the alert feature
    - Verify the task feature
    - Verify the password box feature
  - Appendix
    - Change a user's password
    - Version mapping
- Upgrade OceanBase Cloud Platform (OCP) Community Edition
  - Upgrade OCP on the GUI
  - Upgrade OCP using Docker containers
  - Post-upgrade check
Quick Start
- OCP operations
- Log on to the OCP console
- Upload a software package
- Add a host
- Create a cluster
- Create a tenant
- Create a user
- Create an OBProxy cluster
Cluster Management
- Overview
- Create a cluster
  - Create a distributed cluster
  - Create a standalone centralized database
- Manage clusters
  - Create a standby cluster
  - View the details of a cluster
  - Upgrade a standalone centralized database to a distributed cluster
  - Take over a cluster
  - Restart a cluster
  - Stop a cluster
  - Migrate a cluster
  - Delete a cluster
  - Change the password
  - Enable automatic detection of deadlocks
  - Disable automatic detection of deadlocks
  - Disable SQL collection
  - View the SQL collection history
- Manage Arbitration Service
  - Arbitration service Overview
  - Create an arbitration service
  - Take over an arbitration service
  - Stop an arbitration service
  - Start an arbitration service
  - Upgrade an arbitration service
  - Restart an arbitration service
  - Migrate an arbitration service
  - Delete an arbitration service
  - Add an arbitration service
  - Replace an arbitration service
  - Remove an arbitration service
- Manage zones of a cluster
  - Add a zone
  - Restart a zone
  - Stop a zone
  - Delete a zone
- Manage OBServers of a cluster
  - Add an OBServer node
  - Restart a faulty OBServer node
  - Stop an OBServer service
  - Stop the observer process
  - Replace an OBServer node
  - Reinstall an OBServer
  - Delete an OBServer
- Upgrade an OceanBase cluster
- View the topology of a cluster
- Overview of cluster tenant management
- Manage cluster resource
  - View the unit distribution
  - View resource usage
- Manage major compaction of a cluster
  - Modify the major compaction settings of a cluster
  - Perform a major compaction
  - View details of major compaction
  - View major freeze statistics
- Manage cluster parameter templates
- Manage cluster parameters
  - Parameter types
  - View parameters
  - Modify parameters
  - View the history of parameter changes
Tenant Management
- Tenant and resource management
- View cluster overview information
- Create a primary tenant
- Manage unit specifications
- View OCP resource unit specifications
- Manage tenants
  - Overview of the Tenant Details page
  - Create a standby tenant
  - Copy a tenant
  - Lock a tenant
  - Delete a tenant
  - Change the password of the sys tenant
  - Configure full link tracking for a tenant
- Modify the allowlist of a tenant
- Modify zone priorities
- Manage topulogy of a tenant
  - View the topology of a tenant
  - View the topology of primary/standby relationships of a tenant
- Manage replicas of a tenant
  - Add a replica
  - Edit a tenant replica in a zone
  - Delete a tenant replica from a zone
- Manage databases
- Manage users and permissions under a tenant
  - Manage users in a MySQL tenant
  - Manage user under an Oracle tenant
    - User overview under an Oracle tenant
    - Create a user under an Oracle tenant
    - Change the password of a user under an Oracle tenant
    - Delete a user under an Oracle tenant
    - Create a role under an Oracle tenant
    - Manage users
    - Manage roles
  - System privileges in a MySQL tenant
- Manage resource isolation
  - Overview
  - Create a resource group
  - Create a resource isolation plan
  - Enable or disable a resource isolation plan
  - Modify a resource isolation plan
  - Delete a resource isolation plan
  - Modify a resource group
  - Delete a resource group
- Manage the resources of a tenant
- Manage major compaction under a tenant
  - Modify major compaction settings of a tenant
  - Details of tenant major compaction
  - Perform a major compaction
- Manage tenant parameter templates
- Manage tenant parameters
  - View the parameters
  - Modify a parameter
  - View the parameter modification history
OBProxy Management
- OBProxy management overview
- View details on the OBProxy page
- Create an OBProxy cluster
- Manage OBProxy Clusters
  - View details on the Overview page of an OBProxy cluster
  - Add a connectable OceanBase cluster
  - Manage load balancing
  - Change the password of the proxysys user
  - Change the password of the proxyro user
  - Migrate an OBProxy cluster
  - Delete an ODP cluster
  - Upgrade an OBProxy cluster
  - Stop or start an ODP cluster
  - Restart an ODP cluster
  - Delete a connected OceanBase cluster
  - Manage the proxyro account
- Manage OBProxy Servers
  - Add an OBProxy
  - Take over an OBProxy
  - Delete an OBProxy
  - Restart an OBProxy
  - Stop or start an OBProxy
  - Remove an OBProxy
  - Launch an OBProxy
  - Upgrade an OBProxy
  - Refresh OBProxy configurations
- Request analysis
- Parameter management
- Client configuration
- OBProxy parameters descpription
Host Management
- Host management operations
- View details of a host
- Add a host
- View the details of tasks on a host
- Modify a host
- Restart OCP-Agent
- Reinstall OCP Agent
- Remove a host
- Perform host standardization checks
- Host standardization check items
- OCP-Agent processes
- OCP-Agent O&M Script Instructions
Alert Management
- Overview
- Alert-related concepts
- Manage alert rules
  - Create an alert rule
  - View an alert rule
  - Copy an alert rule
  - Edit an alert rule
  - Delete an alert rule
  - Alert rule groups
  - Export alert rule configurations
- Manage alert templates
  - Create an alert template
  - Set alert objects
  - Export alert templates
  - View an alert template
  - Copy an alert template
  - Edit an alert template
  - Delete an alert template
- Manage alert channels
  - Create an alert channel
  - View an alert channel
  - Edit an alert channel
  - Copy an alert channel
  - Delete an alert channel
  - Examples of alert channel configuration
  - Examples of alert channel configuration
- Manage alert push
  - Create an alert push
  - View an alert push
  - Edit an alert push
  - Delete an alert push
- View alert events
- Manage blocking conditions
  - Create a blocking condition
  - Edit an alert blocking condition
  - Delete an alert blocking condition
- OCP alert template tag
- Optional monitoring metrics for custom alerts
Dashboard Management
- Monitoring dashboard overview
- Manage dashboards
- Manage groups
- Manage charts
Performance Monitoring
- Manage monitoring
  - OCP Overview
  - View database performance
  - View host performance
  - View the performance and SQL monitoring data of a tenant
  - View transaction performance data
  - View storage and cache monitoring data
  - View host resources
  - View host processes
  - View service monitoring data
  - View system monitoring data
  - View performance monitoring
  - Drill-down monitoring
- Use the custom monitoring feature
  - Overview
  - View collection items
  - Manage indicator items
    - Create a metric
    - Manage metrics
  - Manage charts
    - Create a chart
    - Manage charts
  - OCP metrics
Inspection Management
- Inspection
- Configure inspection items
- Configure Scheduling Rules
  - Configure a scheduling rule for a single object
  - Configure a global scheduling rule
- Initiate Inspection
  - Initiate an inspection for a single object
  - Initiate a global inspection
- View an inspection task
- Manage Inspection reports
  - View an inspection report
  - Download an inspection report
Diagnostics and Tuning
- SQL Diagnostics
  - SQL Diagnostics Introduction
    - SQL diagnostics overview
    - SQL statement execution statistics
    - SQL execution plans
  - View the OceanBase Autonomy Service page
  - Suspicious SQL diagnostics
  - TopSQL diagnostics
  - View Comparison of Top SQL Statements
  - SlowSQL diagnostics
  - ParallelSQL diagnostics
  - High Risk SQL diagnostics
  - New SQL diagnostics
  - View details of an SQL statement
  - View outlines
  - View the SQL collection enable/disable history
  - View SQL request analysis
  - SQL performance diagnosis related parameter configuration
- Transaction Diagnostics
  - Overview of transaction
  - Diagnostics Transaction
  - Diagnose XA transactions and suspended transactions
- Manage sessions
  - Manage the sessions of a tenant
  - View session statistics
  - View the deadlock history
- View the Optimization Center page
- View the capacity center
- View diagnostics reports
  - Manage ASH report
  - Performance report
Backup and Recovery
- Overview
- Backup and recovery guide
- Overview
- Backup now
  - Back up cluster now
  - Back up tenant now
- Regular backup
  - Manage cluster-level backup strategy
    - Create a cluster-level backup strategy
    - Modify a cluster-level backup strategy
    - Delete a cluster-level backup strategy
    - Pause backup scheduling
    - View a cluster-level backup stategy
  - Manage tenant-level backup strategy
    - Create a tenant-level backup strategy
    - Modify a tenant-level backup strategy
    - Delete a tenant-level backup strategy
    - Pause backup scheduling
    - View a tenant-level backup stategy
- Manage backup tasks
  - View backup tasks
  - View second backup tasks
- Initiate a restore task
- Regular recovery
  - Create a sampling strategy for recovery
  - View sampling strategies
  - View sampling tasks
- View restore tasks
- Manage backup and recovery service
  - View services
  - Install a service
  - Add a node
  - Upgrade the version of a service
  - Update service configurations
  - Copy a service
  - Delete a service
  - Stop a service on a node
  - Restart a service on a node
  - View O\&M tasks
  - Uninstall a service on a node
Disaster Recovery
- Switching primary and standby tenants
  - Switchover
  - Failover
  - Decouple a standby tenant from its primary tenant
- Switching primary and standby databases
  - Routine primary/standby cluster switchover
  - Primary/Standby cluster switchover for disaster recovery
  - Decouple a standby cluster from the primary cluster
  - Start the original primary cluster in read-only mode after a failover
- OCP Manage OCP clusters in the multi-cluster mode
  - OCP multi-cluster mode overview
  - Register an OCP cluster
  - View Leader \& Follower Details
  - Manage OCP cluster parameters
  - Switch an OCP cluster in daily maintenance
  - Switch an OCP cluster in a failover
  - Delete a faulty follower OCP cluster
  - Unbind a leader and a follower OCP cluster
  - Enable the OCP multi-cluster mode
- OCP Manage OCP in multi-zone mode
  - Multi-zone overview
  - View details of multiple zones
  - Manage parameters in multi-zone mode
Log Management
- Query logs
- Download logs
- Configure trace query parameters
- Trace query
- About OpenSearch
Software Package Management
- Upload a software package
- Download a software package
- Delete a software package
System Management
- Manage tasks
- View Operation Audit
- Manage system parameters
  - View system parameters
  - Modify system parameters
  - OCP configuration parameters
- Manage roles
  - Role overview
  - Create a role
  - Copy a role
  - View a role
  - Edit a role
  - Delete a role
  - Default OCP roles
- Manage users
  - Users overview
  - Create a user
  - View users
  - Edit a user
  - Copy a user
  - Change a user password
  - Delete a user
  - Logon history
- User center management
  - Configure personal information
  - Change your logon password
  - Log off the OCP console
- Manage password box
  - Create a credential
  - Export a credential
  - Import a credential
  - Verify a credential
  - Edit a credential
  - Delete a credential
  - Batch operations on credentials
- Manage tags
  - Overview
  - Create a tag
  - Modify objects bound to a tag
  - Edit a tag
  - Delete a tag
SQL Tuning Practices
- Locate General Abnormal SQL Statements
  - How can I locate SQL statements with high CPU load in a tenant?
  - How can I locate slow SQL statements that take a long time in a tenant?
  - How can I locate SQL statements for full-table scans in a tenant?
  - How can I locate distributed SQL statements in a tenant?
  - How can I locate remote SQL statements in a tenant?
  - How can I locate slow hard-parsed SQL statements in a tenant?
  - How can I locate erroneous SQL statements in a tenant?
- Customize Abnormal SQL Statement Determining Rules
  - Conditions
  - Custom column rules
- General SQL Performance Tuning Scenarios
  - Execution Plan Optimization
    - SQL statement performance deterioration caused by plan changes
  - Index Optimization
    - No suitable indexes
    - Inappropriate index of an SQL statement
    - Invalid index of an SQL statement
O&M Best practices
- Upgrade an OceanBase cluster
- Migrate a resource unit from an OceanBase Database tenant
- Expand the high availability of OceanBase clusters and tenants
- Reduce the high availability of OceanBase clusters and tenants
- Scale out an OceanBase cluster and scale up an OceanBase Database tenant
- Scale in an OceanBase cluster and scale down an OceanBase Database tenant
- Troubleshoot host issues in an OceanBase cluster
- Migrate an OceanBase cluster to another IDC
- Perform a failover between primary and standby OceanBase clusters for disaster recovery in a scenario with two IDCs
- Scale out an OBProxy cluster
- Scale in an OBProxy cluster
- Replace an OBProxy
- Move out an OBProxy cluster
- Take over OBProxies
- Back up an OceanBase cluster
- Use the backup and restore module to restore data
- Monitor the business load of OceanBase Database
- Integrate OCP monitoring into Prometheus
- Configure custom monitoring
- Perform an inspection in OCP to detect potential risks in an OceanBase cluster
- Check clog synchronization
- Check the NIC rate
- Check the availability of an auto-increment column
- Send alert messages to a DingTalk group
- Send alert messages to a Feishu group
- Send alert messages to a WeChat Enterprise group
- Send alert messages through email
- Push alert messages through HTTP
Reference Guide
- Alarm reference
  - Alert Reference
  - OceanBase alerts
    - ob_cannot_connected
    - ob_cluster_rs_not_same
    - ob_cluster_status_check_failed
    - ob_cluster_exists_inactive_server
    - ob_cluster_exists_index_fail_table
    - ob_cluster_frozen_version_delta_over_threshold
    - ob_cluster_merge_error
    - ob_cluster_merge_timeout
    - ob_cluster_no_frozen
    - ob_cluster_no_merge
    - ob_cluster_operation_info
    - ob_cluster_sync_failed
    - ob_cpu_assigned_percent_over_threshold
    - ob_cpu_percent_over_threshold
    - ob_host_connection_percent_over_threshold
    - ob_host_disk_readonly
    - ob_tenant_expired_trans_exist
    - ob_host_load1_per_cpu_over_threshold
    - ob_host_partition_count_over_threshold
    - OceanBase log alerts
    - ob_mem_assigned_percent_over_threshold
    - ob_server_sstable_percent_over_threshold
    - ob_tenant_long_trans_exist
    - ob_tenant_operation_info
    - ob_tenant500_mem_hold_over_threshold
    - ob_tenant500_mem_hold_percent_over_threshold
    - tenant_active_memstore_percent_over_threshold
    - tenant_cpu_percent_over_threshold
    - tenant_memstore_percent_over_threshold
    - obproxy_process_dead
    - obproxyd_process_dead
    - obproxy_cannot_connected
    - ob_cluster_sync_delay_time_too_long
    - ob_host_data_disk_percent_over_threshold
    - ob_host_log_disk_percent_over_threshold
    - ob_host_install_disk_percent_over_threshold
    - ob_tenant_exists_expired_xa_trans
    - ob_cluster_active_session_count_over_threshold
    - ob_tenant_active_session_count_over_threshold
    - ob_host_active_session_count_over_threshold
    - ob_tenant_slow_sql_exists
    - ob_tenant_large_trans_exist
    - same_alarm_rule_detect_too_many_targets
    - ob_tenant_expired_trans_exist
    - ob_tenant_long_trans_exist
    - ob_tenant_task_timeout
    - ob_host_task_timeout
    - ob_tenant_log_disk_usage_high
    - ob_tenant_no_compaction
    - ob_tenant_no_frozen
    - ob_tenant_compaction_error
    - host_operation
    - obproxy_host_operation
    - obproxy_cluster_operation
    - ob_host_operation
    - refresh_location_cache_failed
    - ob_tenant_log_stream_degraded
    - arbitration_service_unavailable
    - observer_process_stop
    - obproxyd_process_stop
    - obproxy_process_stop
    - standby_tenant_sync_delay_too_long
    - standby_tenant_sync_status_error
    - obproxy_client_connections_usage_over_threshold
    - ob_tenant_request_queue_over_threshold
    - oas_anomaly_sql_from_anomaly_event_analysis_cpu_percent_high
    - oas_anomaly_sql_from_anomaly_event_analysis_perf_degradation
    - oas_anomaly_sql_from_anomaly_event_analysis_plan_changed
    - oas_anomaly_sql_from_sql_inspection_perf_degradation
    - oas_anomaly_sql_from_sql_inspection_plan_changed
    - os_observer_not_exist
    - refresh_location_cache_failed_by_metric
    - ob_tenant_cpu_usage_over_threshold
    - ob_tenant_partition_replica_absent
    - ob_tenant_partition_leader_absent
    - ob_tenant500_storage_short_meta_mem_hold_high
    - obproxy_core_dump
    - ob_server_cannot_connect_arbitration
    - agent_process_count_abnormal
  - Application alerts
    - ob_cluster_inspection_not_passed
    - ob_host_ssd_wear_indicator_over_threshold
    - ob_host_mem_percent_over_threshold
    - ob_host_net_recv_percent_over_threshold
    - ob_host_net_send_percent_over_threshold
    - ob_host_tcp_retrans_percent_over_threshold
    - ob_host_cpu_percent_over_threshold
    - inc_backup_delay
    - base_backup_fail
    - base_backup_too_long_time_no_one_success_task
    - backup_process_dead
    - backup_storage_capacity_over_threshold
    - backup_storage_capacity_retry_times_exceeded
    - backup_storage_capacity_timeout_or_interrupted
    - ocp_remote_server_time_diff_too_large
    - monitor_exporter_unavailable
    - system_obproxy_unavailable
    - host_unavailable
    - host_ntp_offset_too_large
    - host_ntp_service_not_exist
    - host_agent_res_memory_over_threshold
    - host_agent_open_fd_count_over_threshold
    - host_agent_goroutine_count_over_threshold
    - partition_create_failed
    - obagent_dead
    - host_disk_readonly
    - ic_server_connect_failed Inter-Connector
    - vpc_connect_failed
    - node_load1_peak
    - Host log alerts
    - base_backup_timeout
    - base_secondary_backup_fail
    - ocp_meta_db_disconnected
    - ocp_http_request_timeout
    - ocp_http_request_too_many_errors_occur
    - ocp_alarm_detect_timeout
    - odp_instance_compress_failed
    - odp_instance_expanse_failed
    - odp_sql_execute_failed
    - odp_sql_query_slow
    - agentd_process_stop
    - mgragent_process_stop
    - monagent_process_stop
    - ocp_contingency_failed
    - ob_host_invalid_disk_exists
    - ob_cluster_recyclebin_disk_used_over_threshold
    - ob_host_monitordb_disconnected
    - upgrade_ocp_agent_failed
    - host_agent_version_not_same
    - ocp_collect_metric_failure_rate_high
  - OAS alerts
    - os_cpu_irq_error
    - os_tsar_cpu_sys_abnormal
    - os_observer_fd_usage
    - os_tsar_cpu_util_full
    - os_tsar_cpu_util_hwm
    - os_kernel_io_hang
    - os_tsar_sda_ioawait
    - os_tsar_nvme_ioawait
    - os_tsar_traffic_drop
    - os_tsar_traffic_error
    - os_observer_core_dump
    - os_nic_1000m_full
    - os_nic_1000m_hwm
    - os_tsar_traffic_overload
    - node_file_root_usage
    - node_file_inode_usage
    - os_kernel_ntp_down
    - os_kernel_ntp_delay
    - node_memory_peak
    - os_home_file_usage
    - node_file_data1_usage
    - node_file_datalog1_usage
    - sql_audit_collect_lost_percent_over_threshold
  - Appendix
    - Exception handling for OceanBase cluster compaction
    - Apply throttling to an OceanBase cluster
    - Network troubleshooting
    - Execute the alert clearance plan
- API Reference
  - Overview
  - API call description
  - Rules for generating a signature by using AK/SK
  - Task return structure
  - Cluster information
    - Query clusters
    - Create an OceanBase cluster
    - Delete an OceanBase cluster
    - Stop an OceanBase cluster
    - Start an OceanBase cluster
    - Restart an OceanBase cluster
    - Upgrade an OceanBase cluster
    - Query zones of an OceanBase cluster
    - Create a zone for an OceanBase cluster
    - Delete a zone from an OceanBase cluster
    - Stop a zone in an OceanBase cluster
    - Start a zone in an OceanBase cluster
    - Restart a zone in an OceanBase cluster
    - Add an OBServer
    - Delete multiple OBServers at a time
    - Stop an OBServer
    - Start an OBServer
    - Restart an OBServer
    - Replace an OBServer
    - Change the password of an OceanBase cluster
    - Query the parameter metadata of an OceanBase cluster
    - Query parameters of an OceanBase cluster
    - Modify parameters of an OceanBase cluster
    - Query servers
    - Query servers in a zone
    - Perform a switchover pre-check
    - Perform a failover pre-check
    - Perform a switchover
    - Perform a failover
  - Tenant information
    - Query tenants of a cluster
    - Query all tenants
    - Query details about a tenant
    - Create a tenant
    - Create a tenant
    - Delete a tenant
    - Lock a tenant
    - Unlock a tenant
    - Query units of a tenant
    - Delete a unit from a tenant
    - Add a replica for a tenant
    - Delete a replica of a tenant
    - Modify a replica of a tenant
    - Modify zone priorities of a tenant
    - Change the administrator password of a tenant
    - Modify the whitelist of a tenant
    - Query parameters of a tenant
    - Modify parameters of a tenant
    - OceanBase database management
      - Query databases
      - Create a database
      - Modify a database
      - Delete a database
    - Obtain a list of unit specifications
    - Create a resource unit specification
    - Delete a resource unit specification
  - Hosts
    - Query regions
    - Query details about a region
    - Add a region
    - Delete a region
    - Query IDCs
    - Query details about an IDC
    - Add an IDC
    - Delete an IDC
    - Query host types
    - Query details about a host type
    - Add a host type
    - Delete a host type
    - Query hosts
    - Query details about a host
    - Add multiple hosts at a time
    - Delete a host
    - Delete multiple hosts at a time
  - Software packages
    - Query software packages
    - Upload a software package
    - Delete a software package
  - OBProxy management
    - Create an OBProxy cluster
    - Delete an OBProxy cluster
    - Query OBProxy clusters
    - Query details about an OBProxy cluster
    - Update configurations of an OBProxy cluster
    - Add an OBProxy
    - Take over an OBProxy
    - Delete an OBProxy
    - Restart an OBProxy
    - Upgrade an OBProxy
    - Add a connectable OceanBase cluster for an OBProxy cluster
    - Remove a connectable OceanBase cluster from an OBProxy cluster
    - Query the parameter metadata of an OBProxy
    - Query parameters of an OBProxy cluster
  - Monitoring
    - Query the metadata of a monitoring metric
    - Query monitoring data
    - Query monitoring data and group the queried data by tag
  - Alerts
    - Call an alert API
    - Alert events
      - Query the alert event list
      - Query alert events
    - Alert notifications
      - Query alert notifications
  - Task management
    - Query tasks
    - Query details about a task
    - Retry a task
    - Roll back a task
    - Query logs of a subtask instance
    - Retry a subtask
    - Skip a subtask
    - Cancel a subtask
  - OCP event history
    - Query event history
  - OceanBase user and privilege management
    - Query database user details
    - Query database user details
    - Create a database user
    - Delete a database user
    - Change the password of a database user
    - Lock a database user
    - Unlock a database user
    - Query the database role details
    - Query database role details
    - Create a database role
    - Delete a database role
    - Query database objects
    - Grant global privileges to a user
    - Revoke global privileges of a user
    - Change global privileges of a user
    - Grant global privileges to a role
    - Revoke global privileges of a role
    - Change global privileges of a role
    - Grant roles to a user
    - Revoke roles of a user
    - Change roles of a user
    - Grant roles to a role
    - Revoke roles of a role
    - Change roles of a role
    - Grant database privileges to a user
    - Revoke database privileges of a user
    - Change database privileges of a user
    - Grant object privileges to a user
    - Revoke object privileges of a user
    - Change object privileges of a user
    - Grant object privileges to a role
    - Revoke object privileges of a role
    - Change object privileges of a role
  - OCP Agent management
    - Query OCP Agent details on a host
    - Stop basic OCP Agent processes on a host
    - Batch stop basic OCP Agent processes on a host
    - Restart basic OCP Agent processes on a host
    - Batch restart basic OCP Agent processes on a host
    - Query OCP Agent processes on a host
    - Restart OCP Agent processes on a host
    - Stop OCP Agent processes on a host
  - SQL performance
    - Query performance indicators of an SQL statement
    - Query the performance indicator trend of an SQL statement
    - Query SQL text
    - Query performance indicators of an execution plan
    - Query the performance indicator trend of an execution plan
    - Query the operator structure of an execution plan
  - Backup and recovery
    - Query backup capabilities of a cluster
    - Create a backup strategy for a cluster
    - Modify the backup strategy of a cluster
    - Delete the backup strategy of a cluster
    - Query the backup strategy of a cluster
    - Query the backup overview of a cluster
    - Query data backup tasks of a cluster
    - Query log backup tasks of a cluster
    - Query recovery tasks of a cluster
    - Immediately back up a cluster
    - Parse cluster backup data
    - Initiate tenant recovery
  - Health examination
    - Query the basic information of an OCP application
    - Query OCP server time
    - Query OCP application status
- Metric reference
  - Overview of metrics
  - Monitoring metrics list
  - OceanBase cluster
    - QPS
    - Query response time
    - TPS
    - Transaction response time
    - Request queue time
    - Number of sessions
    - TPS
    - Number of transaction logs
    - Transaction log volume
    - Time consumed by transaction logs
    - IOPS
    - IO time-consuming
    - I/O Throughput
    - Process memory
    - Process CPU utilization
    - Process file descriptors
    - Number of process threads
    - sys500 memory occupation
    - Error logs
  - OceanBase Database tenant
    - QPS
    - Response time
    - Sessions
    - SQL execution plan category
    - SQL execution plan time
    - Waiting for events
    - Waiting for event time
    - Request waiting queue
    - Request waiting queue time consuming
    - Request queue size
    - Tenant CPU cost
    - Tenant thread usage
    - memroy usage pecent
    - MemStore usage
    - Rpc package rt
    - RPC packet throughput
    - Cursors
    - Clog synchronization delay
    - TPS
    - Transaction response time
    - Transaction response time details
    - Number of transaction logs
    - Transaction log volume
    - Time consumed by transaction logs
    - Lock waits
    - Time consumed by lock waits
    - TPS
    - Partitions
    - Number of XA transactions
    - Number of XA statements
    - Average execution duration of XA statements
    - Transaction table read request hits
    - MemStore
    - IOPS
    - IO time-consuming
    - I/O Throughput
    - Cache size
    - Cache hit rates
    - Number of cache requests
  - OBProxy cluster
    - TPS
    - QPS
    - Client connections
    - Server connections
    - Average response time for each SQL statement
    - Memory for the obproxy process
    - CPU utilization of the obproxy process
    - Number of file descriptors for the obproxy process
    - Number of threads in the obproxy process
    - Number of error logs
    - Average route table queries per second
    - Average bytes in a network request or response
  - Host
    - Linux system load
    - CPU Utilization
    - I/O usage
    - I/O queue length
    - IOPS
    - Time consumed by I/O operations
    - I/O throughput
    - Network throughput
    - TCP retransmission rate
    - Packet forwarding
    - NTP clock offset
    - Inode usage
    - Memory
    - Memory usage
    - Disk
    - Process resident memory
    - Process CPU utilization
    - Number of process file descriptors
    - Number of process threads
    - Number of OCP-Agent process goroutines
FAQ
- FAQ about deployment
- FAQ on upgrade
- FAQ on O&M
  - FAQ on accounts and passwords
  - FAQ on host management
  - FAQ on OceanBase cluster
  - FAQ on OceanBase tenants
  - FAQ on OBProxy
  - FAQ on the OCP software package
  - FAQ on backup and recovery
- FAQ on monitoring
  - FAQ on monitoring metrics
  - FAQ on SQL monitoring
  - FAQ about resource usage
  - Use OCP-Agent to pull time-series monitoring data
- FAQ on alerts
- FAQ on the OCP system
- OCP multi-cluster FAQ
Appendix
- OCP error codes
- OCP background tasks
- Tables managed by the daemon
- Component listening port list
- Processes

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Version mapping

Last Updated：2024-03-22 09:34:35 Updated

This topic introduces the version mapping between OceanBase Cloud Platform (OCP) and OceanBase Admin Toolkit (OAT).

OCP version	OAT version	Recommended MetaDB image	Remarks
V4.1.0	V4.1.1 and later	`reg.docker.alibaba-inc.com/antman/ob-docker:OB2277_OBP320_x86_20220429`	-
V4.0.1 to V4.0.3	V4.0.0 and later	`reg.docker.alibaba-inc.com/antman/ob-docker:OB2277_OBP320_x86_20220429`	-
V3.3.x	V3.2.0 and later	`reg.docker.alibaba-inc.com/antman/ob-docker:OB2277_OBP320_x86_20220429`	-
V3.2.4	V3.1.3 and later	`reg.docker.alibaba-inc.com/antman/ob-docker:OB2277_OBP320_x86_20220429`	-

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