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March 12, 2020 20:48
kubernetes cpu metricbeat
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| GET /metricbeat-*/_search | |
| { | |
| "size": 0, | |
| "query": { | |
| "range": { | |
| "@timestamp": { | |
| "gte": "now-15m" | |
| } | |
| } | |
| }, | |
| "aggs": { | |
| "CPURequestedPercentage": { | |
| "avg_bucket": { | |
| "buckets_path": "node>percentageRequested" | |
| } | |
| }, | |
| "nodeCPUCoresAvailable": { | |
| "sum_bucket": { | |
| "buckets_path": "node>avgCap" | |
| } | |
| }, | |
| "nodeCPURequested": { | |
| "sum_bucket": { | |
| "buckets_path": "node>nodecpurequested" | |
| } | |
| }, | |
| "node": { | |
| "terms": { | |
| "field": "kubernetes.node.name", | |
| "size": 10 | |
| }, | |
| "aggs": { | |
| "percentageRequested": { | |
| "bucket_script": { | |
| "buckets_path": { | |
| "cpuAvailable": "avgCap", | |
| "cpuRequested": "nodecpurequested" | |
| }, | |
| "script": " params.cpuRequested / params.cpuAvailable * 100" | |
| } | |
| }, | |
| "avgCap": { | |
| "avg": { | |
| "field": "kubernetes.node.cpu.capacity.cores" | |
| } | |
| }, | |
| "nodecpurequested": { | |
| "sum_bucket": { | |
| "buckets_path": "pods>aggpodRequest" | |
| } | |
| }, | |
| "pods": { | |
| "terms": { | |
| "field": "kubernetes.pod.name", | |
| "size": 1000 | |
| }, | |
| "aggs": { | |
| "aggpodRequest": { | |
| "avg": { | |
| "field": "kubernetes.container.cpu.request.cores" | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
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Using metricbeat to gather kubernetes metrics, this query will display the total amount of CPU available, the amount of CPU requested by all pods, and for extra service, this relationship as a percentage