====== Monitoring ======

<WRAP round info>
**Ciljna skupina:** DevOps, SRE \\
**Sadrzaj:** Metrike, Dashboardi, Alerting \\
**Alati:** Prometheus, Grafana, Alertmanager
</WRAP>

Nadzor Data Gatewaya za proaktivno prepoznavanje gresaka.

----

===== Tijek rada =====

<mermaid>
flowchart LR
    subgraph GATEWAY["DATA GATEWAY"]
        G1[/metrics Endpoint]
        G2[/health Endpoint]
    end

    subgraph COLLECT["PRIKUPLJANJE"]
        P[Prometheus]
    end

    subgraph VISUAL["VIZUALIZACIJA"]
        GR[Grafana]
    end

    subgraph ALERT["ALERTING"]
        AM[Alertmanager]
        E[E-Mail/Slack]
    end

    G1 --> P
    G2 --> P
    P --> GR
    P --> AM
    AM --> E

    style G1 fill:#e3f2fd
    style P fill:#fff3e0
    style GR fill:#e8f5e9
    style AM fill:#ffebee
</mermaid>

----

===== Runbookovi =====

^  Runbook  ^  Opis  ^  Trajanje  ^
| [[.:prometheus|Prometheus]] | Metrike prikupljati, Scrape-Config | ~15 Min |
| [[.:grafana-dashboard|Grafana Dashboard]] | Vizualizacija, gotovi dashboardi | ~20 Min |
| [[.:alerting|Alerting]] | Pragovi, Obavijesti | ~15 Min |

----

===== Vazne metrike =====

| Metrika | Opis | Prag |
|--------|--------------|-------------|
| ''http_requests_total'' | Broj HTTP zahtjeva | - |
| ''http_request_duration_seconds'' | Vrijeme odgovora | < 1s |
| ''http_requests_in_progress'' | Aktivni zahtjevi | < 100 |
| ''dotnet_gc_memory_total_available_bytes'' | Dostupna memorija | > 100MB |
| ''process_cpu_seconds_total'' | CPU potrosnja | < 80% |

----

===== Brzi test =====

<code bash>
# Health Check
curl http://localhost:5000/health

# Metrics (ako je aktivirano)
curl http://localhost:5000/metrics
</code>

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===== Povezani runbookovi =====

  * [[..:tagesgeschaeft:health-check|Health Check]] - Rucna provjera
  * [[..:tagesgeschaeft:logs-pruefen|Provjera logova]] - Analiza gresaka
  * [[..:sicherheit:start|Sigurnost]] - TLS za Metrics

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<< [[..:start|<- Operatorski prirucnik]] | [[.:prometheus|-> Prometheus]] >>

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//Wolfgang van der Stille @ EMSR DATA d.o.o. - Data Gateway Professional//

{{tag>operator monitoring prometheus grafana}}