Visão Geral
Este curso é focado no uso prático e arquitetural dos Aggregator Plugins do Telegraf, ensinando como consolidar, resumir e otimizar métricas antes do envio ao backend de séries temporais. O aluno aprenderá a reduzir volume de dados, melhorar performance e produzir métricas mais úteis para análise e tomada de decisão.
Conteúdo Programatico
Module 1 – Aggregation in Time-Series Pipelines
- Why aggregate metrics
- Raw vs aggregated data
- Aggregation timing and trade-offs
- When not to aggregate
Module 2 – Telegraf Aggregator Architecture
- Aggregator plugin lifecycle
- Time windows and flush behavior
- Aggregators vs database-side aggregation
- Execution order in the pipeline
Module 3 – Common Aggregator Plugins
- Basicstats aggregator
- MinMax aggregator
- Histogram aggregator
- Valuecount and Merge
Module 4 – Designing Aggregation Windows
- Interval and period configuration
- Aligning aggregation with business needs
- Accuracy vs performance
- Clock synchronization considerations
Module 5 – Reducing Data Volume Safely
- Downsampling strategies
- Preserving critical signals
- Handling spikes and anomalies
- Granularity control
Module 6 – Performance and Resource Impact
- CPU and memory usage
- Buffer management
- Aggregator scaling strategies
- Throughput optimization
Module 7 – Validation and Quality Control
- Verifying aggregated metrics
- Comparing raw vs aggregated data
- Detecting aggregation errors
- Data consistency checks
Module 8 – Real-World Aggregation Use Cases
- Infrastructure monitoring
- Application performance metrics
- Industrial and IoT data
- Best practices and common pitfalls