DeWu Technology
Mar 22, 2023 · Big Data
Analysis of Flink Scheduling Components and Slot Allocation
The article explains Flink’s post‑submission scheduling pipeline—from Dispatcher creating SchedulerNG and building the ExecutionGraph, through pipelined region construction and the PipelinedRegionSchedulingStrategy, to slot sharing allocation—identifying why slot and TaskManager overloads occur and proposing randomization or fine‑grained resource strategies to balance load.
DistributedSystemsExecutionGraphFlink
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