refactor(output): isolate ROOT gathers on run-owned MPI lanes (ADC-683) - #650

Draft

wolf75222 wants to merge 3 commits into

codex/adc683-hdf5-communicator-view-20260730from

codex/adc683-root-output-lane-20260730

Commits on Jul 30, 2026

refactor(output): isolate ROOT gathers on consumer lanes (ADC-683)
wolf75222
committed
5ee5cf7
test(output): fence run-scoped ROOT MPI lanes (ADC-683)
wolf75222
committed
26b9b96
docs(output): document ROOT consumer lane ownership (ADC-683)
wolf75222
committed
fe1af95