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Across all instances", "type": "bargauge" }, { "collapsed": false, "gridPos": { "h": 1, "w": 24, "x": 0, "y": 45 }, "id": 29, "panels": [], "title": "Connections", "type": "row" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "gridPos": { "h": 9, "w": 24, "x": 0, "y": 46 }, "id": 31, "options": { "code": { "language": "plaintext", "showLineNumbers": false, "showMiniMap": false }, "content": "# Libp2p Connections\n\nBroken down by [Resource Scope](https://github.com/libp2p/go-libp2p/blob/master/p2p/host/resource-manager/README.md#resource-scopes). \nScopes represent what is imposing limits on this resource. For connections, we have three main scopes:\n\n1. System. The total number of connections owned by the process. Includes both application usable connections + the number of transient connections.\n2. Transient. The total number of connections that are being upgraded into usable connections in the process.\n3. Peer. 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It would also be unusal to see a peer with a lot of connections.", "mode": "markdown" }, "pluginVersion": "9.3.6", "title": "libp2p Connections", "type": "text" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "fieldConfig": { "defaults": { "color": { "mode": "palette-classic" }, "custom": { "axisCenteredZero": false, "axisColorMode": "text", "axisLabel": "", "axisPlacement": "auto", "barAlignment": 0, "drawStyle": "line", "fillOpacity": 0, "gradientMode": "none", "hideFrom": { "legend": false, "tooltip": false, "viz": false }, "lineInterpolation": "linear", "lineWidth": 1, "pointSize": 5, "scaleDistribution": { "type": "linear" }, "showPoints": "auto", "spanNulls": false, "stacking": { "group": "A", "mode": "none" }, "thresholdsStyle": { "mode": "off" } }, "mappings": [], "thresholds": { "mode": "absolute", "steps": [ { "color": "green", "value": null }, { "color": "red", "value": 80 } ] } }, "overrides": [] }, "gridPos": { "h": 8, "w": 12, "x": 0, "y": 55 }, "id": 33, "options": { "legend": { "calcs": [], "displayMode": "list", "placement": "bottom", "showLegend": true }, "tooltip": { "mode": "single", "sort": "none" } }, "targets": [ { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": true, "expr": "libp2p_rcmgr_connections{scope=\"system\",instance=~\"$instance\"}", "interval": "", "legendFormat": "{{dir}} {{instance}}", "refId": "A" } ], "title": "System Connections", "type": "timeseries" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "fieldConfig": { "defaults": { "color": { "mode": "palette-classic" }, "custom": { "axisCenteredZero": false, "axisColorMode": "text", "axisLabel": "", "axisPlacement": "auto", "barAlignment": 0, "drawStyle": "line", "fillOpacity": 0, "gradientMode": "none", "hideFrom": { "legend": false, "tooltip": false, "viz": false }, "lineInterpolation": "linear", "lineWidth": 1, "pointSize": 5, "scaleDistribution": { "type": "linear" }, "showPoints": "auto", "spanNulls": false, "stacking": { "group": "A", "mode": "none" }, "thresholdsStyle": { "mode": "off" } }, "mappings": [], "thresholds": { "mode": "absolute", "steps": [ { "color": "green", "value": null }, { "color": "red", "value": 80 } ] } }, "overrides": [] }, "gridPos": { "h": 8, "w": 12, "x": 12, "y": 55 }, "id": 36, "options": { "legend": { "calcs": [], "displayMode": "list", "placement": "bottom", "showLegend": true }, "tooltip": { "mode": "single", "sort": "none" } }, "targets": [ { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": true, "expr": "libp2p_rcmgr_connections{scope=\"transient\",instance=~\"$instance\"}", "interval": "", "legendFormat": "{{dir}} {{instance}}", "refId": "A" } ], "title": "Transient Connections", "type": "timeseries" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "gridPos": { "h": 3, "w": 24, "x": 0, "y": 63 }, "id": 38, "options": { "code": { "language": "plaintext", "showLineNumbers": false, "showMiniMap": false }, "content": "These are aggregated stats. They are grouped by buckets. Each bucket represents how many peers have N number of connections.", "mode": "markdown" }, "pluginVersion": "9.3.6", "title": "Connections per Peer", "type": "text" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "description": "", "fieldConfig": { "defaults": { "color": { "mode": "palette-classic" }, "custom": { "axisCenteredZero": false, "axisColorMode": "text", "axisLabel": "", "axisPlacement": "auto", "barAlignment": 0, "drawStyle": "line", "fillOpacity": 0, "gradientMode": "none", "hideFrom": { "legend": false, "tooltip": false, "viz": false }, "lineInterpolation": "linear", "lineWidth": 1, "pointSize": 5, "scaleDistribution": { "type": "linear" }, "showPoints": "auto", "spanNulls": false, "stacking": { "group": "A", "mode": "none" }, "thresholdsStyle": { "mode": "off" } }, "mappings": [], "thresholds": { "mode": "absolute", "steps": [ { "color": "green", "value": null }, { "color": "red", "value": 80 } ] } }, "overrides": [] }, "gridPos": { "h": 10, "w": 24, "x": 0, "y": 66 }, "id": 45, "options": { "legend": { "calcs": [], "displayMode": "list", "placement": "bottom", "showLegend": true }, "tooltip": { "mode": "single", "sort": "none" } }, "targets": [ { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": true, "expr": "histogram_quantile(0.50, (libp2p_rcmgr_peer_connections_bucket{instance=~\"$instance\"} - libp2p_rcmgr_previous_peer_connections_bucket{instance=~\"$instance\"})) - 0.1", "interval": "", "legendFormat": "p50 {{dir}} connections per peer – {{instance}}", "refId": "A" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": true, "expr": "histogram_quantile(0.90, (libp2p_rcmgr_peer_connections_bucket{instance=~\"$instance\"} - libp2p_rcmgr_previous_peer_connections_bucket{instance=~\"$instance\"})) - 0.1", "hide": false, "interval": "", "legendFormat": "p90 {{dir}} connections per peer – {{instance}}", "refId": "B" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": true, "expr": "histogram_quantile(1, (libp2p_rcmgr_peer_connections_bucket{instance=~\"$instance\"} - libp2p_rcmgr_previous_peer_connections_bucket{instance=~\"$instance\"})) - 0.1", "hide": false, "interval": "", "legendFormat": "max {{dir}} connections per peer – {{instance}}", "refId": "C" } ], "title": "Connections per peer, aggregated", "type": "timeseries" }, { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "description": "How many peers have N-0.1 connections open", "fieldConfig": { "defaults": { "color": { "mode": "thresholds" }, "mappings": [], "thresholds": { "mode": "absolute", "steps": [ { "color": "green", "value": null }, { "color": "red", "value": 80 } ] } }, "overrides": [] }, "gridPos": { "h": 8, "w": 12, "x": 0, "y": 76 }, "id": 39, "options": { "displayMode": "gradient", "minVizHeight": 10, "minVizWidth": 0, "orientation": "auto", "reduceOptions": { "calcs": [ "last" ], "fields": "", "values": false }, "showUnfilled": true }, "pluginVersion": "9.3.6", "targets": [ { "datasource": { "type": "prometheus", "uid": "${DS_PROMETHEUS}" }, "exemplar": false, "expr": "sum without (instance) (libp2p_rcmgr_peer_connections_bucket{dir=\"inbound\",instance=~\"$instance\"}-libp2p_rcmgr_previous_peer_connections_bucket{dir=\"inbound\",instance=~\"$instance\"})", "format": "heatmap", "hide": false, "interval": "", "legendFormat": "{{le}}", "refId": "A" } ], "title": "Current inbound connections per peer histogram. 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