Cloud computing
Databases on Azure: Azure SQL, Cosmos DB, PostgreSQL and cache
Choose a managed database on Azure: Azure SQL Database and Managed Instance, Azure Database for PostgreSQL and MySQL (flexible server), Cosmos DB and its …
Guides & insights
A library for curious minds
Cloud computing
Databases on AWS: RDS, Aurora, DynamoDB and ElastiCache
Choose a managed database on AWS: RDS and Aurora for relational (multi-AZ, read replicas, backups), DynamoDB for large-scale key-value NoSQL, ElastiCache …
Observability
Mimir: the read path (query-frontend, querier, store-gateway and caches)
How Mimir answers a PromQL query: query-frontend splitting and caching, queue, queriers, store-gateway, index-headers and memcached caches.
DevOps
End-to-end CI/CD (2/5): continuous integration, testing and quality
Succeed with continuous integration: the test pyramid, unit, integration, contract and end-to-end tests, lint and static analysis, coverage, quality gates…
Observability
Elasticsearch performance and capacity planning: shards, heap, indexing and benchmarks
Size and optimize Elasticsearch: shard size and count, JVM heap, caches, indexing settings (refresh, bulk, replicas), efficient queries, capacity planning…
Observability
Grafana Mimir best practices: architecture, limits, costs and operations
Production checklist for Grafana Mimir: architecture, zone-aware replication, per-tenant limits, caches, cardinality, rules, monitoring and backup.
Observability
Tempo: object storage, blocks, compactor and distributed deployment
Configure Tempo storage: S3/GCS/Azure, the vParquet4 Parquet format, WAL, compactor and retention, cache, scaling and the tempo-distributed chart.
Observability
Loki: storage, TSDB index, retention and object storage
Configure Loki storage: chunks, the TSDB index, schema v13, S3/MinIO/GCS, compactor, per-stream retention, deletion, cache and sizing.
Observability
Thanos Query and Query Frontend: a global, deduplicated view
Configure Thanos Query: StoreAPI endpoints, deduplication by replica label, partial response, web interface, Prometheus-compatible API, Query Frontend and…
Observability
Thanos Store Gateway and Compactor: history, downsampling and retention
Serve history with the Store Gateway and optimize storage with the Compactor: compaction, 5m/1h downsampling, per-resolution retention, caches and bucket …
Observability
Operating Thanos: monitoring, performance, troubleshooting and alternatives
Thanos operating best practices: key metrics and alerts, mixin, caches, limits, frequent errors and comparison with Mimir, Cortex and VictoriaMetrics.
Observability
Thanos best practices: architecture, storage, queries and operations
Thanos best practices: adopting components gradually, external labels, objstore, single compactor, downsampling, caches, Query Frontend, security, monitor…
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