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{
"title": "Nginx",
"uid": "nginx-overview",
"tags": ["nginx", "reverse-proxy"],
"schemaVersion": 39,
"version": 1,
"refresh": "1m",
"time": { "from": "now-6h", "to": "now" },
"timezone": "browser",
"editable": true,
"graphTooltip": 1,
"templating": {
"list": [
{
"name": "instance",
"label": "Host",
"type": "query",
"datasource": { "type": "prometheus", "uid": "prometheus" },
"query": { "query": "label_values(up{job=\"nginx\"}, instance)", "refId": "A" },
"refresh": 2,
"multi": false,
"includeAll": false,
"sort": 1,
"current": { "selected": false, "text": "", "value": "" }
}
]
},
"panels": [
{
"id": 1,
"type": "stat",
"title": "Active Connections",
"gridPos": { "h": 4, "w": 6, "x": 0, "y": 0 },
"datasource": { "type": "prometheus", "uid": "prometheus" },
"fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "thresholds" } }, "overrides": [] },
"options": { "reduceOptions": { "values": false, "calcs": ["lastNotNull"], "fields": "" }, "colorMode": "none", "graphMode": "none", "textMode": "auto", "justifyMode": "auto", "orientation": "auto" },
"targets": [ { "refId": "A", "expr": "nginx_connections_active{instance=\"$instance\"}" } ]
},
{
"id": 2,
"type": "stat",
"title": "Requests (6h)",
"gridPos": { "h": 4, "w": 6, "x": 6, "y": 0 },
"datasource": { "type": "prometheus", "uid": "prometheus" },
"fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "thresholds" } }, "overrides": [] },
"options": { "reduceOptions": { "values": false, "calcs": ["lastNotNull"], "fields": "" }, "colorMode": "none", "graphMode": "none", "textMode": "auto", "justifyMode": "auto", "orientation": "auto" },
"targets": [ { "refId": "A", "expr": "sum(increase(nginx_http_requests_total{instance=\"$instance\"}[$__range]))" } ]
},
{
"id": 3,
"type": "timeseries",
"title": "Request Rate",
"gridPos": { "h": 4, "w": 12, "x": 12, "y": 0 },
"datasource": { "type": "prometheus", "uid": "prometheus" },
"fieldConfig": { "defaults": { "unit": "reqps", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 20, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
"targets": [ { "refId": "A", "expr": "sum(rate(nginx_http_requests_total{instance=\"$instance\"}[$__rate_interval]))", "legendFormat": "requests/s" } ]
},
{
"id": 4,
"type": "timeseries",
"title": "Connection States",
"gridPos": { "h": 8, "w": 12, "x": 0, "y": 4 },
"datasource": { "type": "prometheus", "uid": "prometheus" },
"fieldConfig": { "defaults": { "unit": "short", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 20, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
"targets": [
{ "refId": "A", "expr": "nginx_connections_reading{instance=\"$instance\"}", "legendFormat": "reading" },
{ "refId": "B", "expr": "nginx_connections_writing{instance=\"$instance\"}", "legendFormat": "writing" },
{ "refId": "C", "expr": "nginx_connections_waiting{instance=\"$instance\"}", "legendFormat": "waiting" }
]
},
{
"id": 5,
"type": "timeseries",
"title": "Connections Accepted / Handled",
"gridPos": { "h": 8, "w": 12, "x": 12, "y": 4 },
"datasource": { "type": "prometheus", "uid": "prometheus" },
"fieldConfig": { "defaults": { "unit": "cps", "color": { "mode": "palette-classic" }, "custom": { "fillOpacity": 10, "lineWidth": 1, "drawStyle": "line", "showPoints": "never" } }, "overrides": [] },
"targets": [
{ "refId": "A", "expr": "rate(nginx_connections_accepted{instance=\"$instance\"}[$__rate_interval])", "legendFormat": "accepted" },
{ "refId": "B", "expr": "rate(nginx_connections_handled{instance=\"$instance\"}[$__rate_interval])", "legendFormat": "handled" }
]
}
]
}