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Merge pull request #140 from yasharne/percona_mongodb

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Samuel Berthe 2020-11-15 18:12:20 +01:00 committed by GitHub
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_data/rules.yml
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@ -564,6 +564,34 @@ groups:
- name: percona/mongodb_exporter
doc_url: https://github.com/percona/mongodb_exporter
rules:
- name: MongoDB Down
description: MongoDB instance is down
query: 'mongodb_up == 0'
severity: critical
- name: MongoDB replication lag
description: Mongodb replication lag is more than 10s
query: 'mongodb_mongod_replset_member_optime_date{state="PRIMARY"} - on(set) mongodb_mongod_replset_member_optime_date{state="SECONDARY"} > 10'
severity: critical
- name: MongoDB replication headroom
description: MongoDB replication headroom is <= 0
query: '(avg(mongodb_mongod_replset_oplog_tail_timestamp - mongodb_mongod_replset_oplog_head_timestamp) - (avg(mongodb_mongod_replset_member_optime_date{state="PRIMARY"}) - avg(mongodb_mongod_replset_member_optime_date{state="SECONDARY"}))) <= 0'
severity: critical
- name: MongoDB number cursors open
description: Too many cursors opened by MongoDB for clients (> 10k)
query: 'mongodb_mongod_metrics_cursor_open{state="total"} > 10000'
severity: warning
- name: MongoDB cursors timeouts
description: Too many cursors are timing out
query: "increase(mongodb_mongod_metrics_cursor_timed_out_total[1m]) > 100"
severity: warning
- name: MongoDB too many connections
description: Too many connections
query: 'avg by(instance) (max_over_time(mongodb_connections{state="current"}[5m])) / avg by(instance) (sum (mongodb_connections) by (instance)) * 100 > 80'
severity: warning
- name: MongoDB virtual memory usage
description: High memory usage
query: '(sum(mongodb_memory{type="virtual"}) BY (instance) / sum(mongodb_memory{type="mapped"}) BY (instance)) > 3'
severity: warning
- name: dcu/mongodb_exporter
doc_url: https://github.com/dcu/mongodb_exporter