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apache / datafusion-comet Public

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feat(udf): account JVM-UDF Arrow allocations to the Spark task#4320

Draft

andygrove wants to merge 6 commits into

apache:mainapache/datafusion-comet:mainfrom

andygrove:issue-4174-udf-allocatorandygrove/datafusion-comet:issue-4174-udf-allocatorCopy head branch name to clipboard

Conversation Commits6 (6)Checks Files changed

Draft

feat(udf): account JVM-UDF Arrow allocations to the Spark task#4320
andygrove wants to merge 6 commits into
apache:mainfrom
andygrove:issue-4174-udf-allocator

Commits

Commits on May 14, 2026

feat(udf): expose TaskMemoryManager forwarder on CometTaskContextShim
andygrove
committed
feat(udf): add CometUdfAllocator for per-task Arrow accounting
andygrove
committed
feat(udf): route bridge allocations through per-task allocator
andygrove
committed
test(udf): cover per-task allocator accounting and cleanup
andygrove
committed
style(udf): drop redundant s interpolators in allocator test assertions
andygrove
committed
test(udf): move per-task allocator suite into common module to avoid shading boundary
andygrove
committed

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