Frontend Performance

Real-user metrics from Bun_Web · Core Web Vitals, API latency, errors, page loads
24h
Page Loads
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API Calls
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JS Errors
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P95 Load (ms)
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P95 API (ms)
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API Error Rate
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Core Web Vitals —

MetricAvgP95SamplesRating

Page Load Times (ms)

API Call Status

Activity Timeline

Slowest API Calls (last 100) —

WhenMethodURLStatusDuration (ms)

Recent Frontend Errors —

WhenMessageSourceURL

Understanding Your Metrics

🟢 Good — no action needed
🟡 Warning — monitor closely
🔴 Critical — take action now
Hover over ? for detail
Metric Good Warning Critical Action
P50< 100ms100-300ms> 300msAdd indexes
P95< 300ms300-800ms> 800msAdd pagination
P99< 500ms500-1000ms> 1000msFix N+1 queries
CPU< 70%70-85%> 85%Scale up / profile hot paths
Slow Rate< 5%5-15%> 15%Optimize queries, use DataLoader
Memory RSS< 1 GBGrowingNear limitFind the memory leak
Error Rate< 1%1-5%> 5%Check logs, fix failing endpoints