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On the recordRead 11 Oct 202620 facts
Netflix Atlas
On the record
- Alerting
- Atlas's documented common API includes Holt-Winters for alerting.netflix.github.io · read 11 Oct 2026
- Backend queries
- Atlas's query layer can combine views across backends and distribute query and aggregation operations across a hierarchy.netflix.github.io · read 11 Oct 2026
- CloudWatch
- The overview says Netflix wanted common query capability for data from third-party services such as CloudWatch.netflix.github.io · read 11 Oct 2026
- Data retention
- The documented Netflix policy keeps all data for under six hours, rolls up older data, and uses an explicit whitelist for older-than-16-day data.netflix.github.io · read 11 Oct 2026
- Graph access
- Atlas graph images can be accessed using a GET request and embedded or linked from other resources.netflix.github.io · read 11 Oct 2026
- Historical storage
- The documentation says data is flushed to long-term storage in S3, with Hadoop used for corrective merging, reports, and rollups.netflix.github.io · read 11 Oct 2026
- Instrumentation
- The documentation points developers to Spectator for instrumenting their own code.netflix.github.io · read 11 Oct 2026
- Integrations
- The overview says Netflix wanted common query capability for third-party services such as CloudWatch.netflix.github.io · read 11 Oct 2026
- Intended use
- The documentation describes Atlas as a system for operational insight into what is currently happening within a system.netflix.github.io · read 11 Oct 2026
- License
- The repository states that Atlas is licensed under the Apache License, Version 2.0.github.com · read 11 Oct 2026
- Memory tradeoff
- The documentation says Atlas stores most data in memory, which is expensive as data volume grows.netflix.github.io · read 11 Oct 2026
- Purpose
- Atlas manages dimensional time-series data for near-real-time operational insight.netflix.github.io · read 11 Oct 2026
- Query features
- The stack language supports querying, aggregation, time consolidation, math, boolean operations, and graph settings.netflix.github.io · read 11 Oct 2026
- Query language
- Atlas uses a URL-friendly stack language for encoding graph expressions and supports query, aggregation, consolidation, math, Boolean, and graph-setting operations.netflix.github.io · read 11 Oct 2026
- Query layer
- Atlas has a hierarchically composable query layer designed to support different backends and merged views across backends.netflix.github.io · read 11 Oct 2026
- Resilience
- Netflix's internal deployment uses multiple mirrors for its six-hour clusters so data is replicated and an instance can be lost.netflix.github.io · read 11 Oct 2026
- Retention limits
- Netflix's described internal policy keeps all data under six hours, rolls up older data, and uses an explicit whitelist for data older than 16 days.netflix.github.io · read 11 Oct 2026
- Scale
- Atlas was designed to scale with the hardware used to analyze and store its data.netflix.github.io · read 11 Oct 2026
