Why it matters

Priority shapes SLAs. Understanding shapes multi-tenant.

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The architecture

Priority tier per workflow.

PQ orders execution.

Fair share prevents starvation.

Priority workflow schedulingPriority tierassignedPQorders executionFair shareno starvationBalance strict priority + fairness; workflow engines have per-queue policies
Priority workflows.
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How it works end to end

Weighted fair queuing.

Anti-starvation aging.

Preemption on urgent.

Engine per-queue policies.