e399b1ce01
- Admin layout: SVG icons, active highlight, divider between nav sections - Scrape page: status filter pills with counts, text + status combined search - Audio page: status filter pills, cancel jobs, retry failed jobs, mobile cards for cache tab - Translation page: status filter pills (incl. cancelled), cancel + retry jobs, mobile cancel/retry cards, i18n for all labels - AI Jobs page: fix concurrent cancel (Set instead of single slot), per-job cancel errors inline, full mobile card layout, i18n title/heading - Text-gen page: tagline editable input + copy, warnings copy, i18n title/heading - Book page: chapter cover Save button, audio monitor link, currentShelf pre-populated from server - pocketbase.ts: add getBookShelf(), shelf field on UserLibraryEntry - New API route: POST /api/admin/translation/bulk (proxy for translation retry) - i18n: 15 new admin_translation_*, admin_ai_jobs_*, admin_text_gen_* keys across all 5 locales
308 lines
10 KiB
JSON
308 lines
10 KiB
JSON
{
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"uid": "libnovel-backend",
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"title": "Backend API",
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"description": "Request rate, error rate, and latency for the LibNovel backend. Powered by Tempo span metrics.",
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"tags": ["libnovel", "backend", "api"],
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"timezone": "browser",
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"refresh": "30s",
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"time": { "from": "now-3h", "to": "now" },
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"schemaVersion": 39,
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"panels": [
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{
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"id": 1,
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"type": "stat",
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"title": "Request Rate (RPS)",
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"gridPos": { "x": 0, "y": 0, "w": 4, "h": 4 },
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"options": {
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"reduceOptions": { "calcs": ["lastNotNull"] },
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"colorMode": "value",
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"graphMode": "area",
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"textMode": "auto"
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},
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"fieldConfig": {
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"defaults": {
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"unit": "reqps",
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"color": { "mode": "thresholds" },
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"thresholds": { "mode": "absolute", "steps": [{ "color": "green", "value": null }] }
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "sum(rate(traces_spanmetrics_calls_total{service=\"backend\"}[5m]))",
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"legendFormat": "rps",
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"instant": true
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}
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]
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},
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{
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"id": 2,
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"type": "stat",
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"title": "Error Rate",
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"gridPos": { "x": 4, "y": 0, "w": 4, "h": 4 },
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"options": {
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"reduceOptions": { "calcs": ["lastNotNull"] },
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"colorMode": "background",
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"graphMode": "none"
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},
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"fieldConfig": {
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"defaults": {
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"unit": "percentunit",
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{ "color": "green", "value": null },
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{ "color": "yellow", "value": 0.01 },
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{ "color": "red", "value": 0.05 }
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]
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}
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "sum(rate(traces_spanmetrics_calls_total{service=\"backend\", status_code=\"STATUS_CODE_ERROR\"}[5m])) / clamp_min(sum(rate(traces_spanmetrics_calls_total{service=\"backend\"}[5m])), 0.001)",
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"legendFormat": "error rate",
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"instant": true
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}
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]
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},
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{
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"id": 3,
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"type": "stat",
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"title": "p50 Latency",
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"gridPos": { "x": 8, "y": 0, "w": 4, "h": 4 },
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"options": { "reduceOptions": { "calcs": ["lastNotNull"] }, "colorMode": "value", "graphMode": "area" },
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"fieldConfig": {
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"defaults": {
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"unit": "s",
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{ "color": "green", "value": null },
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{ "color": "yellow", "value": 0.2 },
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{ "color": "red", "value": 1 }
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]
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}
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.50, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p50",
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"instant": true
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}
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]
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},
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{
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"id": 4,
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"type": "stat",
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"title": "p95 Latency",
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"gridPos": { "x": 12, "y": 0, "w": 4, "h": 4 },
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"options": { "reduceOptions": { "calcs": ["lastNotNull"] }, "colorMode": "value", "graphMode": "area" },
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"fieldConfig": {
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"defaults": {
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"unit": "s",
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{ "color": "green", "value": null },
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{ "color": "yellow", "value": 0.5 },
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{ "color": "red", "value": 2 }
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]
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}
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.95, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p95",
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"instant": true
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}
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]
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},
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{
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"id": 5,
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"type": "stat",
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"title": "p99 Latency",
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"gridPos": { "x": 16, "y": 0, "w": 4, "h": 4 },
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"options": { "reduceOptions": { "calcs": ["lastNotNull"] }, "colorMode": "value", "graphMode": "area" },
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"fieldConfig": {
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"defaults": {
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"unit": "s",
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{ "color": "green", "value": null },
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{ "color": "yellow", "value": 1 },
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{ "color": "red", "value": 5 }
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]
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}
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.99, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p99",
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"instant": true
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}
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]
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},
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{
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"id": 6,
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"type": "stat",
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"title": "5xx Errors / min",
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"gridPos": { "x": 20, "y": 0, "w": 4, "h": 4 },
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"options": { "reduceOptions": { "calcs": ["lastNotNull"] }, "colorMode": "background", "graphMode": "none" },
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"fieldConfig": {
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"defaults": {
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"unit": "short",
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"thresholds": {
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"mode": "absolute",
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"steps": [
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{ "color": "green", "value": null },
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{ "color": "yellow", "value": 1 },
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{ "color": "red", "value": 5 }
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]
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}
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}
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "sum(rate(traces_spanmetrics_calls_total{service=\"backend\", status_code=\"STATUS_CODE_ERROR\"}[5m])) * 60",
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"legendFormat": "5xx/min",
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"instant": true
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}
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]
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},
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{
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"id": 10,
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"type": "timeseries",
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"title": "Request Rate (total vs errors)",
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"gridPos": { "x": 0, "y": 4, "w": 12, "h": 8 },
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"options": {
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"tooltip": { "mode": "multi" },
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"legend": { "displayMode": "list", "placement": "bottom" }
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},
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"fieldConfig": {
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"defaults": { "unit": "reqps", "custom": { "lineWidth": 2, "fillOpacity": 10 } },
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"overrides": [
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{ "matcher": { "id": "byName", "options": "errors" }, "properties": [{ "id": "color", "value": { "fixedColor": "red", "mode": "fixed" } }] }
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]
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},
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"targets": [
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{
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"refId": "total",
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "sum(rate(traces_spanmetrics_calls_total{service=\"backend\"}[5m]))",
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"legendFormat": "total"
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},
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{
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"refId": "errors",
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "sum(rate(traces_spanmetrics_calls_total{service=\"backend\", status_code=\"STATUS_CODE_ERROR\"}[5m]))",
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"legendFormat": "errors"
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}
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]
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},
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{
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"id": 11,
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"type": "timeseries",
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"title": "Latency Percentiles (backend spans)",
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"gridPos": { "x": 12, "y": 4, "w": 12, "h": 8 },
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"options": {
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"tooltip": { "mode": "multi" },
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"legend": { "displayMode": "list", "placement": "bottom" }
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},
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"fieldConfig": {
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"defaults": { "unit": "s", "custom": { "lineWidth": 2, "fillOpacity": 10 } }
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.50, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p50"
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},
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.95, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p95"
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},
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "histogram_quantile(0.99, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le))",
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"legendFormat": "p99"
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}
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]
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},
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{
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"id": 12,
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"type": "timeseries",
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"title": "Request Rate by Span Name (top operations)",
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"gridPos": { "x": 0, "y": 12, "w": 12, "h": 8 },
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"description": "Throughput broken down by HTTP route / span name from Tempo span metrics.",
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"options": {
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"tooltip": { "mode": "multi" },
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"legend": { "displayMode": "list", "placement": "bottom" }
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},
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"fieldConfig": {
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"defaults": { "unit": "reqps", "custom": { "lineWidth": 2, "fillOpacity": 5 } }
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "topk(10, sum(rate(traces_spanmetrics_calls_total{service=\"backend\"}[5m])) by (span_name))",
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"legendFormat": "{{span_name}}"
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}
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]
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},
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{
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"id": 13,
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"type": "timeseries",
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"title": "Latency by Span Name (p95)",
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"gridPos": { "x": 12, "y": 12, "w": 12, "h": 8 },
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"description": "p95 latency per operation — helps identify slow endpoints.",
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"options": {
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"tooltip": { "mode": "multi" },
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"legend": { "displayMode": "list", "placement": "bottom" }
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},
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"fieldConfig": {
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"defaults": { "unit": "s", "custom": { "lineWidth": 2, "fillOpacity": 5 } }
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},
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"targets": [
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{
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"datasource": { "type": "prometheus", "uid": "prometheus" },
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"expr": "topk(10, histogram_quantile(0.95, sum(rate(traces_spanmetrics_latency_bucket{service=\"backend\"}[5m])) by (le, span_name)))",
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"legendFormat": "{{span_name}}"
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}
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]
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},
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{
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"id": 20,
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"type": "logs",
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"title": "Backend Errors",
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"gridPos": { "x": 0, "y": 20, "w": 24, "h": 10 },
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"options": {
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"showTime": true,
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"showLabels": false,
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"wrapLogMessage": true,
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"prettifyLogMessage": true,
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"enableLogDetails": true,
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"sortOrder": "Descending",
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"dedupStrategy": "none"
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},
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"targets": [
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{
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"datasource": { "type": "loki", "uid": "loki" },
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"expr": "{service_name=\"backend\"}",
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"legendFormat": ""
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}
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]
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}
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]
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}
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