+ "expr": "kafka_network_requestmetrics_responsequeuetimems{job=\"kafka-broker\",env=\"$env\",instance=~\"$instance\",quantile=~\"$percentile\",request=\"Produce\"}",
+ "hide": false,
+ "legendFormat": "{{instance}} - {{quantile}}",
+ "refId": "A"
+ }
+ ],
+ "title": "Producer - ResponseQueueTimeMs",
+ "type": "timeseries"
+ },
+ {
+ "datasource": {
+ "type": "prometheus",
+ "uid": "PBFA97CFB590B2093"
+ },
+ "description": "A high value can imply the zero-copy from disk to the network is slow, or the network is the bottleneck because the network cant dequeue responses of the TCP socket as quickly as theyre being created. If the network buffer gets full, Kafka will block.\n",
+ "fieldConfig": {
+ "defaults": {
+ "color": {
+ "mode": "palette-classic"
+ },
+ "custom": {
+ "axisCenteredZero": false,
+ "axisColorMode": "text",
+ "axisLabel": "",
+ "axisPlacement": "auto",
+ "barAlignment": 0,
+ "drawStyle": "line",
+ "fillOpacity": 10,
+ "gradientMode": "none",
+ "hideFrom": {
+ "legend": false,
+ "tooltip": false,
+ "viz": false
+ },
+ "lineInterpolation": "linear",
+ "lineWidth": 1,
+ "pointSize": 5,
+ "scaleDistribution": {
+ "type": "linear"
+ },
+ "showPoints": "never",
+ "spanNulls": true,
+ "stacking": {
+ "group": "A",
+ "mode": "none"
+ },
+ "thresholdsStyle": {
+ "mode": "off"
+ }
+ },
+ "links": [],
+ "mappings": [],
+ "min": 0,
+ "thresholds": {
+ "mode": "absolute",
+ "steps": [
+ {
+ "color": "green",
+ "value": null
+ },
+ {
+ "color": "red",
+ "value": 80
+ }
+ ]
+ },
+ "unit": "ms"
+ },
+ "overrides": []
+ },
+ "gridPos": {
+ "h": 10,
+ "w": 8,
+ "x": 16,
+ "y": 87
+ },
+ "id": 64,
+ "options": {
+ "legend": {
+ "calcs": [
+ "mean",
+ "lastNotNull",
+ "max"
+ ],
+ "displayMode": "table",
+ "placement": "bottom",
+ "showLegend": true
+ },
+ "tooltip": {
+ "mode": "single",
+ "sort": "none"
+ }
+ },
+ "pluginVersion": "8.1.3",
+ "targets": [
+ {
+ "datasource": {
+ "type": "prometheus",
+ "uid": "PBFA97CFB590B2093"
+ },
+ "expr": "kafka_network_requestmetrics_responsesendtimems{job=\"kafka-broker\",env=\"$env\",instance=~\"$instance\",quantile=~\"$percentile\",request=\"Produce\"}",
+ "hide": false,
+ "legendFormat": "{{instance}} - {{quantile}}",
+ "refId": "A"
+ }
+ ],
+ "title": "Producer - ResponseSendTimeMs",
+ "type": "timeseries"
+ },
+ {
+ "collapsed": true,
+ "datasource": {
+ "type": "datasource",
+ "uid": "grafana"
+ },
+ "gridPos": {
+ "h": 1,
+ "w": 24,
+ "x": 0,
+ "y": 97
+ },
+ "id": 68,
+ "panels": [
+ {
+ "datasource": {
+ "type": "prometheus",
+ "uid": "PBFA97CFB590B2093"
+ },
+ "description": "A high value can imply there aren't enough IO threads or the CPU is a bottleneck, or the request queue isnt large enough. The request queue size should match the number of connections.",