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Operation GuideCluster MonitoringDescription of Metrics

Monitoring Item Description

Monitoring Metric CategoryMonitoring ItemDescription
Clickhouse MetricsNumber of Queries per second (queries/s)Number of queries executed per second, including InsertQuery, SelectQuery
:::Number of Inserts per second (inserts/s)Number of InsertQuery statements executed per second
:::Number of Selects per second (selects/s)Number of SelectQuery statements executed per second
:::Number of Failed Queries per second (failed queries/s)Number of failed query executions per second, including InsertQuery, SelectQuery
:::Number of Failed Insert Queries per second (failed inserts/s)Number of failed InsertQuery executions per second
:::Number of Failed Select Queries per second (failed selects/s)Number of failed SelectQuery executions per second
:::Number of Delayed Inserts per second (delayed inserts/s)Number of delayed insert statements per second
:::Number of Running Merges (merges)Number of merge tasks currently running
:::Number of Running Mutations (mutations)Number of data correction tasks currently running
:::Number of Rows Written per second (rows/s)Number of rows written per second
:::Number of Data Parts (parts)Total count of data parts
:::Number of Inactive Data Parts (inactive parts)Count of inactive data parts
:::Write Size per second (Bps)Amount of data written per second
:::QPSNumber of queries processed per second
:::TPSNumber of transactions processed per second
:::Number of Query Threads (threads)Number of query threads
:::Number of TCP Connections (connections)Number of TCP connections
:::Number of HTTP Connections (connections)Number of HTTP connections
:::Number of MySQL Connections (connections)Number of MySQL connections
:::Number of Running Queries (queries)Number of currently running query statements
Node MetricsData Disk Read/Write Throughput (Bps)Disk read/write throughput
:::Data Disk Read/Write Operations (ops/s)Number of data disk read/write operations
:::Network Interface Bandwidth In/Out (Bps)Network interface bandwidth value
:::Data Disk Utilization (%)Data disk utilization
:::CPU Utilization (%)CPU utilization
:::Memory Utilization (%)Memory utilization