cudax sharded: a shared-address-space engine for the places-rung sort - #10

Open

caugonnet wants to merge 30 commits into

sharded/sparsefrom

sharded/sort-va

Commits on Aug 21, 2026

cudax sharded: shared-address-space sort engine (tier-2 specialization)

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claude
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dc594a6
cudax sharded docs: sort's two tier-2 engines (shared address space + distributed)

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claude
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98b0d3d
cudax places+sharded: pool retention and a two-run selection fast path

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claude
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241a056
cudax sharded: selection I/O off the critical path

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claude
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54aa176
cudax places: set the default-pool release threshold unconditionally

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2ae962d

Commits on Aug 22, 2026

Commits on Aug 23, 2026

Merge sharded/sparse (main merged) into sharded/sort-va
caugonnet
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8613495
Merge sparse (format pass + portability fix) into sharded/sort-va
caugonnet
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2ed5ce9
cudax sharded: clang-format pass under the repository pin (v22.1.5)

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efdd04d
Merge sharded/sparse (gersemi header-test line) into sharded/sort-va
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6337c13
Merge sparse (Doxygen doc-comment fix) into sharded/sort-va
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5c3f572
Merge sparse (review round 1 fixes) into sharded/sort-va
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dafb25f
Merge sparse (UNITTEST conversion) into sharded/sort-va
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f84f233
cudax sharded: stream_ref::wait in the shared-VA sort engine (helper retired)

caugonnet
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337186b
Merge sparse (review round 2) into sharded/sort-va
caugonnet
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577172c
cudax sharded sort-va: include <cuda/stream> (deprecated header)

caugonnet
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1a897a3
Merge sparse (rounds 3 + header fix) into sharded/sort-va
caugonnet
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9d5da12
Merge sparse (zero-alignment fix) into sharded/sort-va
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7bf34ff
Merge sparse (review round 5) into sharded/sort-va
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a258a73
Merge sparse (10957 review round 1) into sharded/sort-va
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9f70b30
Merge sparse (capture-safe device query) into sharded/sort-va
caugonnet
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c148734

Commits on Aug 24, 2026

Merge sparse (lib_state UNITTEST conversion) into sharded/sort-va
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ec0ce94
cudax sharded: reserved namespace in the sort engines (STF folklore, review)

caugonnet
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claude
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6f9707e
Merge sparse (10957 review round 2) into sharded/sort-va
caugonnet
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7106961
Merge sparse (test namespace fix) into sharded/sort-va
caugonnet
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3e65771
Merge sparse (10957 review round 3) into sharded/sort-va
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fb65cb9
Merge sparse (10957 review round 4) into sharded/sort-va
caugonnet
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ae2e28d

Commits on Sep 3, 2026

cudax sharded: probe-sampling strategies for splitter selection (internal detail)

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ddee3cc