База знаний Антона Сидорова

База знаний по аналитике, ИТ архитектуре, API. Документирование. Тесты инструментов.

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VictoriaMetrics

Зачем

Технология для хранилищ данных.

• It can be used as a drop-in replacement for Prometheus in Grafana, because it supports Prometheus querying API.
• It can be used as a drop-in replacement for Graphite in Grafana, because it supports Graphite API.
• It supports metrics’ scraping, ingestion and backfilling via the following protocols:
  • Metrics scraping from Prometheus exporters.
  • Prometheus remote write API.
  • Prometheus exposition format.
  • From StatsD
• Параметры метрики - формат Prometheus.
• Просмотр метрик
  • GUI MetricsQL VMUI
  • API
• Alert VMAlert + Prometheus Alertmanager

MetricsQL

• PromQL-like query language with a powerful set of functions and features for working specifically with time series data.
• Примеры запросов