Archiver reader lock refactor#3807

Merged

jacomago merged 10 commits into

ControlSystemStudio:masterfrom

jacomago:archiver-reader-lock-refactor

May 28, 2026

Commits on May 27, 2026

Add failing regression tests for hasNext()/close() deadlock

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Fix hasNext()/close() deadlock by removing synchronized from hasNext()

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Add failing regression test for static lock serialising concurrent fetches

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Make fetchDataInternal lock instance-level, not JVM-global

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Add iterator routing, type and lifecycle coverage tests

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Add failing test for per-source archive read timeout

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Add per-source read timeout to ArchiveFetchJob fetch loop

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Add generic functional tests alongside existing regression tests

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Improve error logging for archive fetch failures and fallback paths

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Move per-source read timeout to outer polling loop

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