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Samay

Case study

Observability Platform

Built monitoring and logging infrastructure to improve visibility across multiple environments.

Technologies
  • Prometheus
  • Grafana
  • Loki
Focus areas
  • Monitoring
  • Logging
  • Dashboards
  • Alerting
  • Operational visibility

Problem

Visibility was fragmented. Metrics and logs lived in different places, there was no single consistent view across environments, and understanding the health of infrastructure and applications often meant manual investigation.

That slowed troubleshooting, because operators had to jump between systems, and alerting needed to become more consistent and actionable. The environments themselves were different, spanning cloud and on-prem, so the answer had to be one observability approach without forcing them to be identical.

Approach

I built the platform around Prometheus, Grafana and Loki: infrastructure and application metrics collected into Prometheus, logs centralized in Loki, and Grafana as the shared layer for both.

Dashboards focused on operationally useful signals rather than every available metric, and alerting was built around conditions that required action. The monitoring approach was standardized across environments, while still allowing differences where they were needed.

The stack was rolled out incrementally rather than replacing everything at once, and designed to be reusable, so new services and environments could be brought in consistently.

Architecture

Workloads across cloud and on-prem environments produce metrics and logs. Metrics are collected into Prometheus and logs are sent to Loki.

Grafana sits above both as the shared place for dashboards and investigation, while alerting is connected to the monitoring layer so important conditions surface without anyone having to watch dashboards constantly.

High-level architecture

  1. Sources

    • Cloud workloads
    • On-prem systems
    • Application services
  2. Collection

    • Metrics
    • Logs
  3. Storage

    • Prometheus
    • Loki
  4. Visibility

    • Grafana dashboards
    • Alerting

Across every stage

  • Standardized monitoring
  • Operational visibility
Simplified, high-level view. Components are intentionally generic.

Outcome

Fragmented monitoring became a shared observability layer that made system health and operational issues easier to understand across environments.

Metrics and logs were accessed consistently, troubleshooting started from one place instead of several, dashboards and alerting improved operational awareness, and new systems could be onboarded into a common monitoring approach.

Responsibilities
  • Designed and implemented the observability stack
  • Deployed and maintained Prometheus, Grafana and Loki
  • Built dashboards for infrastructure and application visibility
  • Created and tuned alerting rules
  • Integrated new systems and environments into the platform
  • Standardized monitoring and logging patterns across environments
  • Supported troubleshooting and day-to-day operational use
Lessons & considerations
  • Signal over noise: more alerts and bigger dashboards don't automatically mean better observability. Both needed to focus on actionable conditions and real operational questions.
  • Retention versus cost: logs and metrics are valuable, but keeping everything indefinitely isn't practical, so retention had to be a deliberate decision.
  • Standards with room for difference: cloud and on-prem systems needed common patterns without pretending they were the same.