{"id":13631434,"url":"https://github.com/teivah/sre-roadmap","last_synced_at":"2025-04-03T19:27:51.348Z","repository":{"id":197882582,"uuid":"699371420","full_name":"teivah/sre-roadmap","owner":"teivah","description":"An Opinionated Roadmap to Become an SRE (Concepts \u003e 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SRE Roadmap\n\nAn opinionated roadmap to become an SRE (Concepts \u003e Tools)\n\n\n## Distributed systems\n\n* _Concepts_\n  * Fallacies of distributed computing\n  * Synchronous vs. asynchronous\n  * Event log vs. message queue\n  * Exactly-once delivery\n  * Different types of message failure\n  * Orchestration vs. choreography\n  * Causality\n  * CDN\n  * _Hashing_\n    * Consistent hashing\n    * Geohashing\n    * Perfect hashing\n  * Read-heavy vs. write-heavy impacts\n  * Federation\n  * _Latency_\n    * Latency, throughput, goodput\n    * Latency numbers every programmer should know\n    * How to prevent latency variability\n    * Tail latency\n  * How to reduce sharing\n  * Idempotency\n  * _Load balancer_\n    * Concepts\n    * Layer 4 vs. layer 7 load balancer\n  * Liveness vs. safety properties\n  * Microservices: pros and cons\n  * REST\n  * gRPC\n  * Service mesh\n  * Source of truth\n  * Stateful vs. stateless\n  * Total vs. partial order\n  * Why can't we rely on the system clock in distributed systems\n  * Vector clock\n* _Cache_\n  * When to use a cache\n  * Cache-aside vs. read-through\n  * Eviction policy\n  * Refresh-ahead\n  * Write-through vs. write-back\n  * Distributed cache\n  * Performance cache vs. capacity cache\n* _Databases_\n  * _Different types of databases_\n    * NoSQL vs. SQL databases\n    * Relational vs. document\n    * Column-oriented databases\n    * Graph databases\n    * Vector database\n    * Objects-based storage\n  * ACID\n  * _Partitioning_\n    * Criteria\n    * Methods\n    * Replication vs. partition\n  * Hotspot\n  * CALM theorem\n  * CAP theorem\n  * PACELC theorem\n  * Cardinality\n  * Chain replication\n  * Consensus\n  * Concurrency control\n  * Consistency models\n  * Isolation levels\n  * Serializability\n  * Linearizability\n  * CRDT\n  * _Indexes_\n    * Tradeoff\n    * Primary vs. secondary indexes\n  * Denormalization\n  * View \u0026 materialized view\n  * Transaction\n  * Distributed transactions downsides\n  * Strategies to handle rebalancing\n  * Leader election\n  * MVCC\n  * N+1 select problem\n  * Quorum\n  * Raft\n  * Read repair\n  * Single-leader, multi-leader, leaderless replication\n  * Split-brain\n  * 2PC\n  * 3PC\n  * WAL\n  * Write and read amplification\n* _Data structure_\n  * _Probabilistic data structures_\n    * Bloom filter\n    * Count-min sketch\n    * HyperLogLog\n  * _Storage_\n    * LSM tree\n    * B-tree\n    * SSTable\n      \n## Reliability\n\n* _Concepts_\n  * Difference between availability, resiliency, robustness, fault-tolerance, and reliability\n  * Why is it wrong to target 100% availability\n  * Blast radius\n  * Failure domain\n  * Cascading failures\n  * Hard vs. soft dependencies\n  * _Scalability_\n    * Concepts\n    * Knee point\n    * Ceiling\n  * Number one source of outages\n  * Tail tolerance\n  * Toil\n* _Patterns/Anti-patterns_\n  * Bulkhead pattern\n  * Circuit breaker\n  * Exponential backoff\n  * Jitter\n  * Graceful degradation\n  * Load shedding\n  * Retry amplification\n  * Backpressure\n  * Rate limiting\n  * Request hedging\n* _Practices_\n  * Chaos engineering \n    \n## Observability\n \n* _Concepts_\n  * What's the difference between monitoring and observability\n  * Trace vs. metric vs. log\n  * Golden signals\n  * Observer effect\n  * Percentile\n  * Streetlight anti-method\n  * Time-series based monitoring lies\n  * USE method\n  * Main metrics for cache\n  * Why should we be careful about average performance metrics\n* _Alerting_\n  * Alerting strategy\n  * Alerting fatigue concept\n  * Characteristic of a good alert\n  * Slow vs. fast burn alert\n     \n## Rollout\n \n* _Concepts_ \n  * Bake time\n  * Feature flag\n  * Feature freeze\n  * Rollout supervision\n* _Rollout types_\n  * Blue green rollout\n  * Canary rollout\n  * Progressive rollout\n  * Shadow rollout\n  \n## SLI/SLO/SLA\n\n* _Concepts_\n  * SLI vs. SLO vs. SLA\n  * Error budget\n* _SLO_\n  * Difference between KPIs and SLOs\n  * Benefits of having alerts based on SLOs\n  * Why is exceeding an SLO not necessarily a good thing\n  * SLO for data (freshness, completeness, consistency, etc.)\n  * SLO for mobiles\n  * SLO for services\n     \n## Container\n\n* Container\n* Container orchestration\n   \n## Linux\n\n* Scripting\n* Filesystem\n* Memory\n* Processes\n* Resource utilization\n* Network\n   \n## Network\n\n* ARP protocol\n* Bandwidth\n* BGP\n* CoDel\n* CORS\n* DNS\n* Ping vs. heartbeat\n* _TCP_\n  * TCP vs. UDP\n  * Congestion control\n  * Connection backlog\n  * Flow control\n  * Handshake\n* HTTP\n* HTTP/2\n* Head of line blocking\n* Health checks: passive vs. active\n* Internet model\n* NTP\n* OSI model\n* Routers\n* Switch\n* Network topologies\n* What happens if you type google.com in your browser\n   \n## Security\n \n* Authentication\n* Certificate\n* Certificate authority\n* Cipher\n* Confidentiality\n* Encryption\n* TLS\n* PKI\n* Signature\n   \n## Analysis\n\n* Core analysis loop\n* Correlation vs. causation\n* First principle\n* Five whys technique\n* _Incident management_\n  * How to address an incident (assess, mitigate, resolve)\n  * Incident roles\n  * How to write a postmortem\n  * 3C principles (Coordinate, Communicate, maintain Control)\n  \n## Other\n\n* SRE role\n* Version control\n\n## Soft skills\n\n* _Communication_\n  * Writing\n  * Oral\n  * Presentation\n  * The XY problem\n* Collaboration\n* Problem solving\n* Curiosity\n* Navigating ambiguity\n* Staying humble\n","funding_links":[],"categories":["Others","\u003ca name=\"Not%20Set\"\u003e\u003c/a\u003eNot Set"],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fteivah%2Fsre-roadmap","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fteivah%2Fsre-roadmap","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fteivah%2Fsre-roadmap/lists"}