95 lines
4.2 KiB
YAML
95 lines
4.2 KiB
YAML
groups:
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- name: MysqldExporter
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rules:
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- alert: MysqlDown
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expr: 'mysql_up == 0'
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for: 0m
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labels:
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severity: critical
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annotations:
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summary: MySQL down (instance {{ $labels.instance }})
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description: "MySQL instance is down on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlTooManyConnections(>80%)
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expr: 'max_over_time(mysql_global_status_threads_connected[1m]) / mysql_global_variables_max_connections * 100 > 80'
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: MySQL too many connections (> 80%) (instance {{ $labels.instance }})
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description: "More than 80% of MySQL connections are in use on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlHighPreparedStatementsUtilization(>80%)
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expr: 'max_over_time(mysql_global_status_prepared_stmt_count[1m]) / mysql_global_variables_max_prepared_stmt_count * 100 > 80'
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: MySQL high prepared statements utilization (> 80%) (instance {{ $labels.instance }})
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description: "High utilization of prepared statements (>80%) on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlHighThreadsRunning
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expr: 'max_over_time(mysql_global_status_threads_running[1m]) / mysql_global_variables_max_connections * 100 > 60'
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: MySQL high threads running (instance {{ $labels.instance }})
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description: "More than 60% of MySQL connections are in running state on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlSlaveIoThreadNotRunning
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expr: '( mysql_slave_status_slave_io_running and ON (instance) mysql_slave_status_master_server_id > 0 ) == 0'
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for: 0m
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labels:
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severity: critical
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annotations:
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summary: MySQL Slave IO thread not running (instance {{ $labels.instance }})
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description: "MySQL Slave IO thread not running on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlSlaveSqlThreadNotRunning
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expr: '( mysql_slave_status_slave_sql_running and ON (instance) mysql_slave_status_master_server_id > 0) == 0'
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for: 0m
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labels:
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severity: critical
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annotations:
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summary: MySQL Slave SQL thread not running (instance {{ $labels.instance }})
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description: "MySQL Slave SQL thread not running on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlSlaveReplicationLag
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expr: '( (mysql_slave_status_seconds_behind_master - mysql_slave_status_sql_delay) and ON (instance) mysql_slave_status_master_server_id > 0 ) > 30'
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for: 1m
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labels:
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severity: critical
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annotations:
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summary: MySQL Slave replication lag (instance {{ $labels.instance }})
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description: "MySQL replication lag on {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlSlowQueries
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expr: 'increase(mysql_global_status_slow_queries[1m]) > 0'
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: MySQL slow queries (instance {{ $labels.instance }})
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description: "MySQL server mysql has some new slow query.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlInnodbLogWaits
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expr: 'rate(mysql_global_status_innodb_log_waits[15m]) > 10'
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for: 0m
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labels:
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severity: warning
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annotations:
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summary: MySQL InnoDB log waits (instance {{ $labels.instance }})
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description: "MySQL innodb log writes stalling\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: MysqlRestarted
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expr: 'mysql_global_status_uptime < 60'
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for: 0m
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labels:
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severity: info
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annotations:
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summary: MySQL restarted (instance {{ $labels.instance }})
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description: "MySQL has just been restarted, less than one minute ago on {{ $labels.instance }}.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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