Range query for graph data prometheus
Fetch time-series data over a range for a rate metric
curl -sG 'http://prometheus:9090/api/v1/query_range' --data-urlencode 'query=rate(http_requests_total[5m])' --data-urlencode 'start=1h' --data-urlencode 'end=now' --data-urlencode 'step=60'
more prometheus
all 30 commands →
Top N series by value
topk(10, sum by (pod) (rate(container_cpu_usage_seconds_total[5m])))
Disk usage alert rule
100 - (node_filesystem_avail_bytes{mountpoint="/"} / node_filesystem_size_bytes{mountpoint="/"} * 100) > 85
Reload Prometheus config
curl -X POST http://prometheus:9090/-/reload
List active alerts
curl -s http://prometheus:9090/api/v1/alerts | jq '.data.alerts[] | select(.state=="firing") | {name: .labels.alertname, severity: .labels.severity}'
List all metric names
curl -s http://prometheus:9090/api/v1/label/__name__/values | jq '.data | length, .[0:20]'