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{
"id": null,
"uid": "snapshot-eviction-metrics",
"title": "Snapshot Eviction Metrics",
"tags": [
"snapshot",
"eviction",
"garbage-collection",
"workspace"
],
"timezone": "browser",
"schemaVersion": 16,
"version": 0,
"refresh": "5s",
"annotations": {
"list": [
{
"builtIn": 1,
"datasource": {
"type": "grafana",
"uid": "-- Grafana --"
},
"enable": true,
"hide": true,
"iconColor": "rgba(0, 211, 255, 1)",
"name": "Annotations & Alerts",
"type": "dashboard"
}
]
},
"templating": {
"list": [
{
"name": "datasource",
"type": "datasource",
"label": "Data Source",
"query": "prometheus",
"refresh": 1,
"hide": 0
},
{
"name": "instance",
"type": "query",
"label": "Instance",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"query": "label_values(node_exporter_build_info, instance)",
"refresh": 2,
"sort": 1,
"multi": true,
"includeAll": true,
"allValue": ".*"
}
]
},
"panels": [
{
"collapsed": false,
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 0
},
"id": 100,
"panels": [],
"title": "Health",
"type": "row"
},
{
"id": 1,
"gridPos": {
"x": 0,
"y": 1,
"w": 24,
"h": 4
},
"type": "stat",
"title": "Success Rate",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "sum(rate(snapshot_eviction_successes_total{instance=~\"$instance\"}[5m])) / (sum(rate(snapshot_eviction_successes_total{instance=~\"$instance\"}[5m])) + (sum(rate(snapshot_eviction_failures_total{instance=~\"$instance\"}[5m])) or vector(0))) or vector(1)",
"refId": "A"
}
],
"fieldConfig": {
"defaults": {
"unit": "percentunit",
"color": {
"mode": "thresholds"
},
"thresholds": {
"mode": "absolute",
"steps": [
{
"value": null,
"color": "red"
},
{
"value": 0.95,
"color": "yellow"
},
{
"value": 0.99,
"color": "green"
}
]
},
"min": 0,
"max": 1
}
},
"options": {
"textMode": "value_and_name",
"colorMode": "background",
"graphMode": "area",
"orientation": "auto",
"reduceOptions": {
"values": false,
"calcs": [
"lastNotNull"
]
}
}
},
{
"collapsed": false,
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 5
},
"id": 101,
"panels": [],
"title": "Workload",
"type": "row"
},
{
"id": 4,
"gridPos": {
"x": 0,
"y": 6,
"w": 12,
"h": 8
},
"type": "timeseries",
"title": "Candidates Found",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "increase(snapshot_eviction_candidates_found_sum{instance=~\"$instance\"}[1m])",
"legendFormat": "{{instance}} - candidates",
"refId": "A"
}
],
"fieldConfig": {
"defaults": {
"unit": "short",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 10,
"showPoints": "never"
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean"
]
}
}
},
{
"id": 5,
"gridPos": {
"x": 12,
"y": 6,
"w": 12,
"h": 8
},
"type": "timeseries",
"title": "Candidate Queue Latency - P50, P95, P99",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.50, sum(rate(snapshot_candidate_queue_latency_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P50",
"refId": "A"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.95, sum(rate(snapshot_candidate_queue_latency_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P95",
"refId": "B"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.99, sum(rate(snapshot_candidate_queue_latency_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P99",
"refId": "C"
}
],
"fieldConfig": {
"defaults": {
"unit": "s",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 10,
"showPoints": "never"
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean",
"min"
]
}
}
},
{
"id": 8,
"gridPos": {
"x": 0,
"y": 14,
"w": 12,
"h": 8
},
"type": "timeseries",
"title": "Cycle Duration - P50, P95, P99",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.50, sum(rate(snapshot_eviction_cycle_duration_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P50",
"refId": "A"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.95, sum(rate(snapshot_eviction_cycle_duration_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P95",
"refId": "B"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.99, sum(rate(snapshot_eviction_cycle_duration_seconds_bucket{instance=~\"$instance\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P99",
"refId": "C"
}
],
"fieldConfig": {
"defaults": {
"unit": "s",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 10,
"showPoints": "never"
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean",
"min"
]
}
}
},
{
"collapsed": false,
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 22
},
"id": 102,
"panels": [],
"title": "Throughput",
"type": "row"
},
{
"id": 2,
"gridPos": {
"x": 0,
"y": 23,
"w": 24,
"h": 8
},
"type": "timeseries",
"title": "Eviction Results",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "increase(snapshot_eviction_failures_total{instance=~\"$instance\"}[1m])",
"legendFormat": "{{instance}} - failures",
"refId": "A"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "increase(snapshot_eviction_successes_total{instance=~\"$instance\"}[1m])",
"legendFormat": "{{instance}} - successes",
"refId": "B"
}
],
"fieldConfig": {
"defaults": {
"unit": "short",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 50,
"showPoints": "never",
"stacking": {
"mode": "normal"
}
}
},
"overrides": [
{
"matcher": {
"id": "byRegexp",
"options": ".*successes"
},
"properties": [
{
"id": "color",
"value": {
"mode": "fixed",
"fixedColor": "green"
}
}
]
},
{
"matcher": {
"id": "byRegexp",
"options": ".*failures"
},
"properties": [
{
"id": "color",
"value": {
"mode": "fixed",
"fixedColor": "red"
}
}
]
}
]
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean",
"sum"
]
}
}
},
{
"collapsed": false,
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 31
},
"id": 103,
"panels": [],
"title": "Reliability",
"type": "row"
},
{
"id": 3,
"gridPos": {
"x": 0,
"y": 32,
"w": 24,
"h": 8
},
"type": "timeseries",
"title": "Failures by Error Type",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "increase(snapshot_eviction_failures_total{instance=~\"$instance\"}[1m])",
"legendFormat": "{{instance}} - {{error_type}}",
"refId": "A"
}
],
"fieldConfig": {
"defaults": {
"unit": "short",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 50,
"showPoints": "never",
"stacking": {
"mode": "normal"
}
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"sum"
]
}
}
},
{
"collapsed": false,
"gridPos": {
"h": 1,
"w": 24,
"x": 0,
"y": 40
},
"id": 104,
"panels": [],
"title": "Performance",
"type": "row"
},
{
"id": 6,
"gridPos": {
"x": 0,
"y": 41,
"w": 12,
"h": 8
},
"type": "timeseries",
"title": "Eviction Duration - P50, P95, P99 (Success)",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.50, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"success\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P50",
"refId": "A"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.95, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"success\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P95",
"refId": "B"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.99, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"success\"}[1m])) by (le))",
"legendFormat": "{{instance}} - P99",
"refId": "C"
}
],
"fieldConfig": {
"defaults": {
"unit": "s",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 10,
"showPoints": "never"
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean",
"min"
]
}
}
},
{
"id": 7,
"gridPos": {
"x": 12,
"y": 41,
"w": 12,
"h": 8
},
"type": "timeseries",
"title": "Failure Duration by Error Type - P50, P95, P99",
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"targets": [
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.50, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"failure\"}[1m])) by (le))",
"legendFormat": "{{instance}} - {{error_type}} - P50",
"refId": "A"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.95, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"failure\"}[1m])) by (le))",
"legendFormat": "{{instance}} - {{error_type}} - P95",
"refId": "B"
},
{
"datasource": {
"type": "prometheus",
"uid": "${datasource}"
},
"expr": "histogram_quantile(0.99, sum(rate(snapshot_eviction_duration_seconds_bucket{instance=~\"$instance\", status=\"failure\"}[1m])) by (le))",
"legendFormat": "{{instance}} - {{error_type}} - P99",
"refId": "C"
}
],
"fieldConfig": {
"defaults": {
"unit": "s",
"color": {
"mode": "palette-classic"
},
"custom": {
"lineWidth": 2,
"fillOpacity": 10,
"showPoints": "never"
}
}
},
"options": {
"tooltip": {
"mode": "multi",
"sort": "desc"
},
"legend": {
"displayMode": "table",
"placement": "right",
"calcs": [
"lastNotNull",
"max",
"mean",
"min"
]
}
}
}
],
"time": {
"from": "now-15m",
"to": "now"
},
"timepicker": {
"refresh_intervals": [
"5s",
"10s",
"30s",
"1m",
"5m",
"15m",
"30m",
"1h",
"2h",
"1d"
]
}
}