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Edit an alert template

Last Updated：2024-11-06 03:13:28 Updated

A system administrator and OceanBase Cloud Platform (OCP) alert administrator can edit alert templates.

Prerequisites

The logged-on user in the OceanBase Cloud Platform (OCP) console is granted the ADMIN or ALARM_MANAGER role.

Procedure

Log on to the OCP console.
In the left-side navigation pane, click Alert Center.
Click the Alert Templates tab.
On the Alert Templates tab, find the alert template, click the More icon in the Actions column, and select Edit Template.
- Specify the fields in the Basic Information section of the alert template.
- Configure the rules of the alert template. For more information, see Create an alert rule.
Click Submit.

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OceanBase Cloud Platform

V4.3.2

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
    - Check the NTP offset
- 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
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  - Create a standalone centralized database
- Manage clusters
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  - Change the password
  - Enable automatic detection of deadlocks
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  - Manage O&M configuration
    - Overview
    - Manage parameters
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  - Manage CPU core binding configurations
- Manage Arbitration Service
  - Arbitration service Overview
  - Create an arbitration service
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  - Stop an arbitration service
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- Manage zones of a cluster
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- Manage OBServers of a cluster
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- Upgrade an OceanBase cluster
- View the topology of a cluster
- Overview of cluster tenant management
- Manage cluster resource
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- Manage major compaction of a cluster
  - Modify the major compaction settings of a cluster
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- Manage cluster parameter templates
- Manage cluster parameters
  - Parameter types
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Tenant Management
- Tenant and resource management
- View tenant overview information
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- Manage tenants
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- Manage topulogy of a tenant
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- Manage replicas of a tenant
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- 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
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  - 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 OBProxy cluster
  - Upgrade an OBProxy cluster
  - Manage CPU core binding configurations
  - 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
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  - 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
Binlog Service Management
- Binlog service overview
- Create a binlog cluster
- Manage Binlog Clusters
  - View information about a binlog cluster
  - Start and stop a binlog cluster
  - Restart a binlog cluster
  - Delete a binlog cluster
  - Manage Binlog Instance
    - View a binlog instance
    - Configure throttling
    - Start and stop a binlog instance
    - Restart a binlog instance
    - Manage binlog instance parameters
  - Manage Binlog Server
    - Add a binlog node
    - Start and stop a binlog server
    - Delete a binlog server
    - Clear binlog instances on a host
- Manage binlog cluster parameters
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
  - 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 OBKV-Table monitoring data
  - View OBKV-HBase monitoring data
  - View subscription connection monitoring charts
  - View performance monitoring data of a binlog instance
  - View resource monitoring data of a binlog instance
  - View host resources
  - View host processes
  - View service monitoring data
  - View system monitoring data
  - View performance monitoring
  - Drill-down monitoring
  - Integrate monitoring data to an external time-series system
- 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
Diagnostics and Tuning
- SQL Diagnostics
  - SQL Diagnostics Introduction
    - SQL diagnostics overview
    - SQL statement execution statistics
    - SQL execution plans
  - View the OceanBase Autonomy Service page
  - Diagnose suspicious SQL statements
  - Diagnose top SQL statements
  - View Comparison of Top SQL Statements
  - Diagnose slow SQL statements
  - Diagnose parallel SQL statements
  - Diagnose high-risk SQL statements
  - Diagnose new SQL statements
  - 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
  - Diagnose transactions
  - Diagnose XA transactions and suspended transactions
- Manage sessions
  - Manage the sessions of a tenant
  - View session statistics
  - View row lock analytics
  - View row lock analytics
- View the Optimization Center page
- View the capacity center
- View diagnostics reports
  - Manage ASH reports
  - Performance report
O&M Management
- Manage Information Collection
  - Overview
  - Configure information collection items
  - Create an information collection task
  - View information collection details
  - Download an information collection report
- Manage Plans
  - Overview
  - Manage plans
  - View plan execution details
- Manage Inspection
  - 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
Backup and Recovery
- Overview
- Backup and restore guide
- Overview
- Backup now
  - Back up cluster now
  - Back up a 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 job
- 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
  - Create a standby tenant for a primary tenant managed by another OCP cluster
- 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
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 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 users
  - Manage a user
    - Users overview
    - Create a user
    - View users
    - Edit a user
    - Copy a user
    - Change a user password
    - Delete a user
    - Logon history
  - Manage a role
    - Role overview
    - Create a role
    - Copy a role
    - View a role
    - Edit a role
    - Delete a role
    - Default OCP roles
- Manage tags
  - Overview
  - Create a tag
  - Modify objects bound to a tag
  - Edit a tag
  - Delete a tag
- View operation records
- Manage external integration
  - Overview
  - Create an SSO integration task
  - Enable/Disable an SSO integration task
  - Edit an SSO integration task
  - Delete an SSO integration task
- Manage system parameters
  - View system parameters
  - Modify system parameters
  - OCP configuration parameters
- Manage tasks
- User center management
  - Configure personal information
  - Change your logon password
  - Log off the OCP console
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
- Perform a switchover between primary and standby OceanBase Database tenants in a scenario with two IDCs
- Use the arbitration service of OceanBase Database to achieve HA 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
- Delete an OBProxy
- Perform a failover
- Decouple a standby tenant from the primary tenant
- 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 management
    - Query OceanBase 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
    - Move out an OceanBase cluster
    - Perform a takeover precheck on an OceanBase cluster
    - Take over 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 description information of the OceanBase cluster parameters
    - Query parameters of an OceanBase cluster
    - Modify parameters of an OceanBase cluster
    - Query the list of OBServers in an OceanBase cluster
    - Query the list of OBServers in a zone
    - Perform a switchover pre-check
    - Perform a failover pre-check
    - Perform a switchover
    - Perform a failover
    - Obtain resource statistics of an OceanBase cluster
    - Obtain resource statistics of all OBServer nodes in a cluster
    - Query the list of resource units in an OceanBase cluster
  - Tenant management
    - Query tenants of a cluster
    - Query all tenants
    - Query details about a tenant
    - Create a tenant
    - Create a standby 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
    - Obtain a list of unit specifications
    - Create a resource unit specification
    - Delete a resource unit specification
    - Perform a switchover precheck
    - Perform a switchover
    - Perform a batch switchover precheck
    - Perform a batch switchover
    - Perform a failover precheck
    - Perform a failover
    - Perform a batch failover precheck
    - Perform a batch failover
  - 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 description information of the OBProxy parameters
    - Query parameters of an OBProxy cluster
  - Database management
    - Query databases
    - Create a database
    - Modify a database
    - Delete a database
    - Query the list of database users
    - 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 list of database roles
    - 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
  - Monitoring
    - Query the description information of monitoring metrics
    - Query monitoring data
    - Query monitoring data by tag
  - Alerts
    - Call an alert API
    - Alert events
      - Query the alert event list
      - Query alert events
    - Alert notifications
      - Query alert notifications
  - Inspection
    - Query all inspection tasks
    - Query inspection objects
    - View the details of an inspection report
    - Initiate an inspection
    - Query the last inspection result of an inspection item
    - Query the last inspection result of an inspection object
  - 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
    - Query the list of slow SQL statements
    - Query snapshots
    - Generate a performance report
    - Query a performance report
  - 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
    - Start backup scheduling for a cluster
    - Stop backup scheduling for a cluster
    - Initiate tenant recovery
    - Preview a restore task
    - Add restore resources
    - Clear added restore resources
    - Initiate a data backup for a tenant
    - Create a backup strategy for a tenant
    - Delete the backup strategy of a tenant
    - View the data backup tasks of a tenant
    - View the log backup tasks of a tenant
    - View restore tasks
    - Parse the backup information of a tenant
    - Query the backup strategy of a tenant
    - Modify the backup strategy of a tenant
    - Start backup scheduling for a tenant
    - Stop backup scheduling for a tenant
  - Host management
    - Query regions
    - Query details about a region
    - Add region information
    - Delete a region
    - Query IDCs
    - Query details about an IDC
    - Add IDC information
    - Delete an IDC
    - Query host types
    - Query details about a host type
    - Add host type information
    - 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
  - O&M tasks management
    - Query tasks
    - Query details about a task
    - Retry a task
    - Roll back a task
    - Query subtask logs
    - Retry a subtask
    - Skip a subtask
    - Cancel a subtask
  - System-management
    - Health examination
      - Query the basic information of an OCP application
      - Query OCP server time
      - Query OCP application status
    - Operation Audit
      - Query event history
    - Agent management
      - Query OCP Agent details on a host
      - Stop the OCP Agent process on a host
      - Batch stop the OCP Agent processes on hosts
      - Restart the OCP Agent process on a host
      - Batch restart the OCP Agent processes on hosts
      - Query OCP Agent processes on a host
      - Restart the OCP Agent process on a host
      - Stop the OCP Agent process on a host
- 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 (SQL mode)
    - Sessions
    - SQL execution plan category
    - SQL execution plan time
    - Wait events
    - Metrics related to time consumption of wait events
    - 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
    - DB time metrics
    - Metrics for the SQL execution phase
    - Frontend workload metrics
    - Backend wait event metrics
    - 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
    - Transaction table read request hits
    - Average execution duration of XA statements
    - MemStore
    - IOPS
    - IO time-consuming
    - I/O Throughput
    - Cache size
    - Cache hit rates
    - Number of cache requests
    - Frozen MemStores
    - Log disk
    - Data disk
    - QPS (OBKV-Table)
    - Response time (OBKV-Table)
    - Average number of statement lines processed (OBKV-Table)
    - QPS (OBKV_Hbase)
    - Response time (OBKV-HBase)
    - Average number of statement lines processed (OBKV-HBase)
  - Binlog Service
    - Sending Delay
    - Associate RPS
    - Network Traffic
    - Binlog Delay
    - Binlog RPS
    - CPU
    - memory used
    - memory
    - disk used
    - Binlog Disk Write Rate
    - disk ratio
    - FD count
    - network bytes
  - 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
- Information Collection Reference
  - Major Compaction Exceptions
    - Collect information about the major compaction status of zones of a cluster
    - Collect information about the ongoing major compaction in a cluster
    - Collect suggestions provided based on historical major compactions
    - Collect diagnostic information about major compactions
    - Collect information about DAG warnings in OceanBase Database
    - Collect RootService task records
    - Collect the last-one-day records of major compaction events scheduled by RootService
    - Collect the checksum information about tablets
    - Collect the checksum information about columns
    - Collect major compaction parameter settings
    - Collect the major compaction time
  - OCP Agent Exceptions
    - Collect panic logs of the mgragent process
    - Collect panic logs of the monagent process
    - Collect information about goroutines of the agent processes
  - Cluster Exceptions
    - Collect information about bad disks
    - Collect information about OBServer nodes in a cluster
    - Collect obstack information on a cluster node
  - CPU Exceptions
    - Collect information about processes with high CPU utilization on a cluster node
    - Collect information about threads with high CPU utilization in an observer process
  - Data Disk Full
    - Collect the data disk usage information of nodes in a cluster
    - Collect incremental data generated during cluster compactions
    - Collect information about the disk space occupied by temporary files of a tenant
    - Collect information about sizes of data of different versions in major SSTables
    - Collect information about the macroblock utilization of nodes
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
- Install and configure OCI
- AWS S3 protocol
Release Notes
- V4.3
  - OCP V4.3.2
  - OCP V4.3.1
  - OCP V4.3.0