Notes on gossip support DNS Notes on gossip support We use weave mesh’s gossip functionality, which supports gossip of a CRDT protokube listens on 0.0.0.0:3999 dns-controller ...

Druid’s data model If you’re coming from a… Relational model Time series model Log aggregation model General tips and best practices Rollup Partitioning and sorting Sketches...

Custom Variable Design Custom Variable Design Users want to be able to define some common variables when writing code and then replace them during execution . For ex...

Schema design tips Druid’s data model If you’re coming from a… Relational model Time series model Log aggregation model General tips and best practices Rollup Partitioning an...

GROUPING SETS DESIGN 1. GROUPING SETS Background 1.1 GROUPING SETS Syntax 1.2 ROLLUP Syntax 1.3 CUBE Syntax 1.4 GROUPING and GROUPING_ID Function 1.5 Composition and nesting of...

Schema design tips Druid’s data model If you’re coming from a… Relational model Time series model Log aggregation model General tips and best practices Rollup Partitioning an...

Metadata Design Document Noun Interpretation Overall architecture Metadata structure Data stream Implementation details Metadata catalogue Start-up process Metadata Read-Write...

4. Design 4. Design 4.1 Motivation 4.2 Persistence 4.3 Efficiency 4.4 The Producer 4.5 The Consumer 4.6 Message Delivery Semantics 4.7 Replication 4.8 Log Compaction 4...

ElasticDL Overall Design Architecture Distributed Training ElasticDL Overall Design Architecture ElasticDL uses the master-worker architecture. The master node plays the ma...

OneFlow System Design Motivation Runtime based on actor system Decentralized scheduling Pipelining Data movement as a first-class citizen Exploit parallelism as much as possibl...