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Modify alert thresholds

Last Updated：2023-08-22 02:46:05 Updated

This topic describes how to modify alert thresholds in OceanBase Cloud Platform (OCP).

Procedure

Log on to the OCP console.
In the left-side navigation pane, choose System Management > Alerts.
On the Alerts page, click Alert Item Configuration .
Click Edit in the Actions column of an alert. The Edit Alert Item page appears.
In the Trigger Condition field of the rule information, adjust the alert trigger threshold and duration of the alert rule.
Click OK .

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OceanBase Cloud Platform

V4.0.0Community Edition

Document Overview
Product Introduction
- What is OceanBase Cloud Platform?
- System architecture
- Features
- Limits
  - System requirements
  - Dependencies
Deployment Guide
- Overview
- Installation process
- Installation planning
  - User planning
  - Host planning
  - Disk and directory planning
  - Port planning
- Prepare for the installation
- Modify the configuration file
- Deploy OCP
- Upgrade OCP
- Check after deployment or update
- Appendix
  - Install Docker
  - Uninstall OCP
  - Restart OCP
User Guide
- OCP overview
- Log on to the OCP console
- Features
  - Clusters
    - Cluster management
    - Cluster overview
    - Overview of the cluster details page
  - Tenants
    - Tenant and resource management
    - Tenant overview
    - Overview of the Tenant Details page
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  - Packages
  - OBProxy
    - OBProxy management overview
    - OBProxy overview
    - OBProxy cluster overview
  - Monitoring
    - Drill-down monitoring
  - System management
    - Alert overview
    - View tasks
    - Log service
    - Security overview
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  - Personal center
    - Specify personal information
    - Change your logon password
    - Alert subscription configuration
    - Password box
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- Manage clusters
  - Cluster management operations
  - Basic cluster operations
    - Take over a cluster
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    - Manage zones of a cluster
      - Create a zone
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    - Manage OBServers of a cluster
      - Add an OBServer
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      - Stop an OBServer service
      - Stop an OBServer process
      - Replace an OBServer
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    - Upgrade the version of an OceanBase cluster
    - Change the password
    - Download logs
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  - View the topology of a cluster
  - Overview of cluster tenant management
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  - Cluster resource management
    - View unit distribution
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  - Major compaction management
    - Modify the major compaction settings of a cluster
    - Details of major compaction
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  - Backup and recovery
    - Create a backup strategy
    - Back up now
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  - Manage parameters
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  - Manage cluster parameter templates
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    - Modify zone priorities
    - Modify the whitelist
  - View the topology of a tenant
  - Database management
  - User management under a tenant
  - Performance monitoring
  - Tenant resource management
  - SQL diagnostics
    - TopSQL diagnostics
    - SlowSQL diagnostics
    - View SQL statement details
    - View the SQL collection enable/disable history
  - Tenant major compaction management
    - Modify major compaction settings of a tenant
    - Details of tenant major compaction
    - Perform a major compaction
  - Manage sessions
    - View tenant sessions
    - View session statistics
  - Manage parameters
    - View the parameters
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  - Manage tenant parameter templates
- Manage hosts
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- Manage software packages
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- Manage OBProxies
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  - Add a connectable OceanBase cluster
  - Delete an OBProxy cluster
  - Upgrade all OBProxies in an OBProxy cluster
  - Restart all OBProxies in an OBProxy cluster
  - Delete a connected OceanBase cluster
- Manage alerts
  - Alert-related concepts
  - Create an alert item
  - View alert items
  - Copy an alert item
  - Edit an alert item
  - Delete an alert item
  - Alert groups
  - Create an alert channel
  - View alert channels
  - Edit an alert channel
  - Delete an alert channel
  - View alert events
  - View the alert notification history
  - Create a blocking condition
  - Edit a blocking condition
  - Delete a blocking condition
  - Add a filtering keyword
  - Modify the expiration time of a filter keyword
  - Delete a filter keyword
  - Create an alert subscription
  - Manage alert subscriptions
- Use system management
  - Role overview
  - Create a role
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  - Logon history
  - Manage system parameters
  - Manage tasks
  - Query logs
- User center management
  - Create a connection
  - Export connection credentials
  - Import connection credentials
  - Share connection credentials
  - Edit connection credentials
  - Delete connection credentials
  - Batch operations on connection credentials
  - Accept a connection
  - Ignore a connection
- FAQ
- Appendix
  - OCP configuration parameters
  - SQL performance module
  - OCP resource unit specifications
  - OCP error codes
  - OCP alert template variables
  - Call an alert API
  - OCP background tasks
  - Monitoring metrics
  - Examples of alert channel configuration
  - OBProxy startup parameters
  - System privileges in a MySQL tenant
  - Component listening port list
  - OCP-Agent processes
  - Enable the OCP multi-cluster mode
  - PAM permission denied
  - Failed to upload the software package
  - Check the sudo permissions of a user
  - Default OCP roles
  - FAQ about multi-zone mode
  - FAQ about OBProxy takeover
  - Install dependent software
  - Use OCP-Agent to push time-series monitoring data
Alert 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
  - ob_log_alarm
  - 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
  - ob_zone_sstable_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_full_clog_sync_delay
  - ob_tenant_readonly_clog_sync_delay
  - ob_tenant_logonly_clog_sync_delay
  - ob_tenant_slow_sql_exists
  - ob_tenant_large_trans_exist
  - same_alarm_rule_detect_too_many_targets
  - ob_tenant_task_timeout
  - ob_tenant_expired_trans_exist
  - ob_tenant_long_trans_exist
  - ob_host_task_timeout
  - ob_tenant_log_disk_usage_high
  - ob_tenant_no_compaction
  - ob_tenant_no_frozen
  - ob_tenant_compaction_error
- 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
  - no_enough_exporter
  - 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_unavaliable
  - 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
- 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_not_exist
  - 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
- Appendix
  - Set an alert-blocking condition
  - Modify alert thresholds
  - Exception handling for OceanBase cluster compaction
  - OCP-Agent script
  - Apply throttling to an OceanBase cluster
  - Network troubleshooting
  - Tables managed by the daemon
  - Examples of alert channel configuration
API Reference
- Overview
- API call description
- 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
- Tenant information
  - Query tenants of a cluster
  - Query all tenants
  - Query details about a tenant
  - Create a tenant
  - Create a tenant
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  - Lock a tenant
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  - 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
  - Database management
    - Query databases
    - Create a database
    - Modify a database
    - Delete a database
- Hosts
  - Query regions
  - Query details about a region
  - Add a region
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  - Query IDCs
  - Query details about an IDC
  - Add an IDC
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  - Query host types
  - Query details about a host type
  - Add a host type
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  - 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 attach a tag to the data
- Alerts
  - 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
- 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
  - Query recovery tasks of a cluster
  - Parse cluster backup data
  - Initiate tenant recovery
- Others
  - Query the basic information of an OCP application
  - Query OCP server time
  - Query OCP application status
- Appendix
  - Task information
  - View alerts through APIs