| 15 | } |
| 16 | |
| 17 | func NewMetrics() Metrics { |
| 18 | return Metrics{ |
| 19 | BatchUtilization: prometheus.NewHistogram(prometheus.HistogramOpts{ |
| 20 | Namespace: "coderd", |
| 21 | Subsystem: "agentapi", |
| 22 | Name: "metadata_batch_utilization", |
| 23 | Help: "Number of metadata keys per agent in each batch, updated before flushes.", |
| 24 | Buckets: []float64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 40, 80, 160}, |
| 25 | }), |
| 26 | |
| 27 | BatchSize: prometheus.NewHistogram(prometheus.HistogramOpts{ |
| 28 | Namespace: "coderd", |
| 29 | Subsystem: "agentapi", |
| 30 | Name: "metadata_batch_size", |
| 31 | Help: "Total number of metadata entries in each batch, updated before flushes.", |
| 32 | Buckets: []float64{10, 25, 50, 100, 150, 200, 250, 300, 350, 400, 450, 500}, |
| 33 | }), |
| 34 | |
| 35 | FlushDuration: prometheus.NewHistogramVec(prometheus.HistogramOpts{ |
| 36 | Namespace: "coderd", |
| 37 | Subsystem: "agentapi", |
| 38 | Name: "metadata_flush_duration_seconds", |
| 39 | Help: "Time taken to flush metadata batch to database and pubsub.", |
| 40 | Buckets: []float64{0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1.0, 2.5, 5.0}, |
| 41 | }, []string{"reason"}), |
| 42 | |
| 43 | BatchesTotal: prometheus.NewCounterVec(prometheus.CounterOpts{ |
| 44 | Namespace: "coderd", |
| 45 | Subsystem: "agentapi", |
| 46 | Name: "metadata_batches_total", |
| 47 | Help: "Total number of metadata batches flushed.", |
| 48 | }, []string{"reason"}), |
| 49 | |
| 50 | DroppedKeysTotal: prometheus.NewCounter(prometheus.CounterOpts{ |
| 51 | Namespace: "coderd", |
| 52 | Subsystem: "agentapi", |
| 53 | Name: "metadata_dropped_keys_total", |
| 54 | Help: "Total number of metadata keys dropped due to capacity limits.", |
| 55 | }), |
| 56 | |
| 57 | MetadataTotal: prometheus.NewCounter(prometheus.CounterOpts{ |
| 58 | Namespace: "coderd", |
| 59 | Subsystem: "agentapi", |
| 60 | Name: "metadata_flushed_total", |
| 61 | Help: "Total number of unique metadatas flushed.", |
| 62 | }), |
| 63 | |
| 64 | PublishErrors: prometheus.NewCounter(prometheus.CounterOpts{ |
| 65 | Namespace: "coderd", |
| 66 | Subsystem: "agentapi", |
| 67 | Name: "metadata_publish_errors_total", |
| 68 | Help: "Total number of metadata batch pubsub publish calls that have resulted in an error.", |
| 69 | }), |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | func (m Metrics) Collectors() []prometheus.Collector { |
| 74 | return []prometheus.Collector{ |