2026-09-09T10:52:28.304430Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T10:52:28.304484Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T10:52:28.305582Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T10:52:28.371019Z DEBUG materialized packed parallel reduction reduction_roots=2058
2026-09-09T10:52:28.371413Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T10:52:28.371713Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=66 shards=22821 exchange_phases=2
2026-09-09T10:52:28.372478Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=0 shards=22821 exchange_phases=2
2026-09-09T10:52:28.396617Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T10:52:28.397196Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=24 shards=22821 exchange_phases=3
2026-09-09T10:52:28.398036Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22821 exchange_phases=3
2026-09-09T10:52:28.402333Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T10:52:28.402356Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=4 shards=22821 exchange_phases=4
2026-09-09T10:52:28.405138Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=2 shards=22821 exchange_phases=4
2026-09-09T10:52:28.435752Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T10:52:28.441808Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T10:52:28.441960Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=36 shards=29673 exchange_phases=5
2026-09-09T10:52:28.540141Z DEBUG built and costed logical tile schedule shards=29673 exchange_phases=5 build_ms=142.972057 simplify_ms=1.624153 cost_ms=96.532752
2026-09-09T10:52:28.564250Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=1 shards=14258 exchange_phases=0
2026-09-09T10:52:28.601057Z DEBUG materialized packed parallel reduction reduction_roots=1345
2026-09-09T10:52:28.601282Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T10:52:28.601438Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=37 shards=19638 exchange_phases=1
2026-09-09T10:52:28.602332Z DEBUG lowered mid operation to tile work operation=2 source=Some(1) elapsed_ms=0 shards=19638 exchange_phases=1
2026-09-09T10:52:28.632018Z DEBUG scheduled exchange phase phase=1 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T10:52:28.632473Z DEBUG lowered mid operation to tile work operation=3 source=Some(2) elapsed_ms=30 shards=19638 exchange_phases=2
2026-09-09T10:52:28.632995Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=0 shards=19638 exchange_phases=2
2026-09-09T10:52:28.636511Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(9) reason=OperatorInputs
2026-09-09T10:52:28.636527Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=3 shards=19638 exchange_phases=3
2026-09-09T10:52:28.638011Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=1 shards=19638 exchange_phases=3
2026-09-09T10:52:28.672864Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T10:52:28.681348Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T10:52:28.681587Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=43 shards=26490 exchange_phases=4
2026-09-09T10:52:28.776678Z DEBUG built and costed logical tile schedule shards=26490 exchange_phases=4 build_ms=121.23576299999999 simplify_ms=1.849935 cost_ms=93.21168200000001
2026-09-09T10:52:28.800726Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T10:52:28.800748Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15261 exchange_phases=1
2026-09-09T10:52:28.802238Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15261 exchange_phases=1
2026-09-09T10:52:28.855118Z DEBUG materialized packed parallel reduction reduction_roots=1656
2026-09-09T10:52:28.855753Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T10:52:28.855979Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=53 shards=21701 exchange_phases=2
2026-09-09T10:52:28.857032Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=21701 exchange_phases=2
2026-09-09T10:52:28.886144Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T10:52:28.886596Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=29 shards=21701 exchange_phases=3
2026-09-09T10:52:28.887143Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=21701 exchange_phases=3
2026-09-09T10:52:28.890870Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T10:52:28.890888Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=21701 exchange_phases=4
2026-09-09T10:52:28.892460Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=21701 exchange_phases=4
2026-09-09T10:52:28.921750Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T10:52:28.926769Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T10:52:28.926909Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=34 shards=28553 exchange_phases=5
2026-09-09T10:52:29.016587Z DEBUG built and costed logical tile schedule shards=28553 exchange_phases=5 build_ms=131.233557 simplify_ms=2.458129 cost_ms=87.19098
2026-09-09T10:52:29.038423Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T10:52:29.038445Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15177 exchange_phases=1
2026-09-09T10:52:29.039876Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T10:52:29.115431Z DEBUG materialized packed parallel reduction reduction_roots=1862
2026-09-09T10:52:29.115994Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T10:52:29.116271Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=76 shards=22233 exchange_phases=2
2026-09-09T10:52:29.117328Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=22233 exchange_phases=2
2026-09-09T10:52:29.146983Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T10:52:29.147446Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=30 shards=22233 exchange_phases=3
2026-09-09T10:52:29.148001Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22233 exchange_phases=3
2026-09-09T10:52:29.151750Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T10:52:29.151766Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=22233 exchange_phases=4
2026-09-09T10:52:29.153280Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=22233 exchange_phases=4
2026-09-09T10:52:29.182641Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T10:52:29.187840Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T10:52:29.187987Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=34 shards=29085 exchange_phases=5
2026-09-09T10:52:29.283960Z DEBUG built and costed logical tile schedule shards=29085 exchange_phases=5 build_ms=154.49248300000002 simplify_ms=2.545801 cost_ms=93.39951500000001