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Number of threads in the obproxy process

Last Updated：2025-01-10 06:15:54 Updated

This topic describes the monitoring metric number of threads in the obproxy process in an OBProxy cluster.

Definition

The number of threads in the obproxy process.

Description

Metric	Metric name	Unit
obproxy_threads	obproxy_thread_count	N/A

Calculation expression

avg(process_thread_count{name="obproxy",@LABELS}) by (@GBLABELS)

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OceanBase Cloud Platform

V4.3.3

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Reference Guide
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  - Application alerts
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  - OAS alerts
    - os_cpu_irq_error
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    - os_observer_fd_usage
    - os_tsar_cpu_util_full
    - os_tsar_cpu_util_hwm
    - os_kernel_io_hang
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    - os_tsar_nvme_ioawait
    - os_tsar_traffic_drop
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    - node_file_root_usage
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    - os_home_file_usage
    - node_file_data1_usage
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    - 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
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  - API call description
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  - Task return structure
  - Cluster management
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    - Perform a switchover
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  - Tenant management
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    - 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
    - Background workload metrics
    - PX worker thread usage
    - 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
    - Objects
    - # 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
    - OBProxy CPU usage
    - Number of file descriptors for the obproxy process
    - Number of threads in the obproxy process
    - Log error
    - Route table queries
    - Net bytes
  - 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
    - Collect information about the core dump file of the observer process
    - Collect host logs containing the CRASH ERROR keyword
    - Collect connectivity information of the sys tenant
  - 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
  - Memory Exceptions
    - Collect information about modules with highest memory usage
    - Collect memory allocation sampling data of OBServer nodes
    - Collect KV cache information of a tenant
    - Collect memory leakage detection information
    - Collect MemStore information of a tenant
  - Host Exceptions
    - Collect logs from the /var/log/messages directory of a host
    - Collect host information by running the df -h command
  - Other Tenants Exceptions
    - Collect host logs containing the dump tenant info keyword
    - Collect host logs containing the dump tenant disk usage keyword
    - Collect host logs containing the dump tenant info keyword
- Error codes reference
  - OCP error codes
  - OBServer error codes
    - MySQL mode
      - Overview
      - 0001 to 3999
      - 4000 to 4499
      - 4500 to 4999
      - 5000 to 5999
      - 6000 to 6999
      - 7000 to 7999
      - 8000 to 8999
      - 9000 to 9499
      - 9500 to 9999
      - 10000 to 12000
      - 22998, 30926, 38104, and 38105
    - Oracle mode
      - Overview
      - ORA-00000 to ORA-00999
      - ORA-01000 to ORA-01499
      - ORA-01500 to ORA-01999
      - ORA-02000 to ORA-04999
      - ORA-05000 to ORA-10000
      - ORA-10000 to ORA-19999
      - ORA-20000 to ORA-29999
      - ORA-30000 to ORA-49999
      - ORA-50000 to ORA-99999
      - PLS-00000 to PLS-00999
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 background tasks
- Tables managed by the daemon
- Component listening port list
- Processes
- Install and configure OCI
- AWS S3 protocol
Release Notes
- V4.3
  - OCP V4.3.3
  - OCP V4.3.2
  - OCP V4.3.1
  - OCP V4.3.0