Service Health
Check if items-service is up and being scraped
up{job="items-service"}
Open
Total HTTP Requests
Total number of HTTP requests since startup
http_server_requests_total
Open
Requests by Endpoint
HTTP requests grouped by route
http_server_requests_total{route="/v1/items"}
Open
Overall Request Rate
Requests per second over the last 5 minutes
rate(http_server_requests_total[5m])
Open
Request Rate by Endpoint
RPS grouped by route and method
sum by(route, method) (rate(http_server_requests_total[5m]))
Open
Request Rate by Status Code
RPS grouped by HTTP status code
sum by(status_code) (rate(http_server_requests_total[5m]))
Open
Average Response Time
Mean request duration in milliseconds
rate(http_server_duration_sum[5m]) / rate(http_server_duration_count[5m])
Open
P95 Latency
95th percentile response time
histogram_quantile(0.95, rate(http_server_duration_bucket[5m]))
Open
P99 Latency
99th percentile response time
histogram_quantile(0.99, rate(http_server_duration_bucket[5m]))
Open
P50 Latency (Median)
50th percentile response time
histogram_quantile(0.50, rate(http_server_duration_bucket[5m]))
Open
Generate Test Traffic
Before viewing metrics, generate some traffic:
for i in {1..50}; do
curl -s https://app.roussev.com/items/v1/health > /dev/null
curl -s https://app.roussev.com/items/v1/items > /dev/null
sleep 0.5
done