docs(design): evaluate parallel source enumeration via multi-producer WorkQueue (#1573)#3883
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… WorkQueue (#1573) Capture the design tradeoffs for fanning out generator source enumeration across the existing multi-producer WorkQueue infrastructure: current single-producer walk path, multi-root scenarios, sender contract, NDX/hardlink/io_error/INC_RECURSE risks, and a prototype gate via --parallel-enumerate.
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… WorkQueue (#1573) (#3883) Capture the design tradeoffs for fanning out generator source enumeration across the existing multi-producer WorkQueue infrastructure: current single-producer walk path, multi-root scenarios, sender contract, NDX/hardlink/io_error/INC_RECURSE risks, and a prototype gate via --parallel-enumerate.
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Summary
WorkQueueinfrastructure (issue Inline protocol table validation const #1573).crates/transfer/src/generator/file_list/mod.rs, target multi-root scenarios, the sender contract (Clone-able, FIFO per producer only), and the NDX / hardlink / io_error / INC_RECURSE risks.--parallel-enumerateCLI flag and the existingmulti-producercargo feature, with sort-merge NDX assignment and interop coverage before promotion.Test plan
docs/design/parallel-source-enumeration.mdrenders correctly on GitHub.