Issues

• [FEA] Share the cuCascade cudf::io::datasource with other libcudf-based engines

  NVIDIA/cudf#25160 · Filter by author Matt711 opened on Nov 9, 2026
  

• [BUG] cudf-polars: decimal division by zero returns null on the GPU but raises on the CPU

  bugcudf-polarsPython
  NVIDIA/cudf#25159 · Filter by author Matt711 opened on Nov 9, 2026
  

• [FEA] Java: slice a HostColumnVector by row range on the host

  ? - Needs Triagefeature requestJavaSpark
  NVIDIA/cudf#25156 · Filter by author thirtiseven opened on Nov 9, 2026

• [FEA] Remove numba-cuda as a test dependency

  feature requestPython
  NVIDIA/cudf#25144 · Filter by author mroeschke opened on Nov 6, 2026

• [FEA]: cudf-polars: remote I/O benchmark validation across scale factors and S3 / NIC limit tooling

  cudf-polarsfeature request
  NVIDIA/cudf#25137 · Filter by author Matt711 opened on Nov 6, 2026
  

• [FEA]: cudf-polars: remote Parquet I/O on multiple GPUs with the cuCascade cache

  cudf-polarsfeature request
  NVIDIA/cudf#25136 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cudf-polars: one host-memory budget for the cuCascade cache, rapidsmpf spill and staging buffers

  cudf-polarsPerformance
  NVIDIA/cudf#25135 · Filter by author Matt711 opened on Nov 6, 2026
  1

  

• [PERF]: cudf-polars: reduce spill of scan output (Q18, Q1 warm, Q21, Q9)

  cudf-polarsPerformance
  NVIDIA/cudf#25134 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cudf-polars: decode columns as their bytes arrive inside one read_parquet

  cudf-polarscuIOPerformance
  NVIDIA/cudf#25133 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cudf-polars: separate fetching a scan task's bytes from decoding them

  cudf-polarscuIOPerformance
  NVIDIA/cudf#25132 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cudf-polars: run Parquet scan reads on their own thread pool

  cudf-polarsPerformance
  NVIDIA/cudf#25131 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cuCascade: REST request counters and timings exposed from the scan cache

  cudf-polarscuIOPerformance
  NVIDIA/cudf#25130 · Filter by author Matt711 opened on Nov 6, 2026
  

• [FEA]: cuCascade: Python package (pylibcudf Datasource) with column admission for the scan cache

  cudf-polarscuIOfeature request
  NVIDIA/cudf#25129 · Filter by author Matt711 opened on Nov 6, 2026
  

• [PERF]: cuCascade: eviction priority and configurable eviction batch for cached chunks

  cudf-polarscuIOPerformance
  NVIDIA/cudf#25128 · Filter by author Matt711 opened on Nov 6, 2026
  

• [FEA] Java: support calling cuDF from virtual threads

  ? - Needs Triagefeature request
  NVIDIA/cudf#25127 · Filter by author findepi opened on Nov 6, 2026
  3

• [FEA]: Reenable iceberg predicate pushdown with removed columns

  ? - Needs Triagefeature request
  NVIDIA/cudf#25120 · Filter by author TomAugspurger opened on Nov 6, 2026
  1

• [BUG]: cudf-polars: cum_sum().over(order_by=...) on an Int32 column returns Int64 instead of the planned Int32

  ? - Needs Triagebug
  NVIDIA/cudf#25118 · Filter by author FBruzzesi opened on Nov 5, 2026

• [BUG]: cudf-polars: dt.hour() and dt.to_string() read tz-aware datetimes as UTC

  ? - Needs Triagebug
  NVIDIA/cudf#25117 · Filter by author FBruzzesi opened on Nov 5, 2026

• [FEA]Upload the AST plan from pinned memory via cuda_memcpy_async so LIBCUDF_KERNEL_PINNED_COPY_THRESHOLD applies

  feature requestlibcudf
  NVIDIA/cudf#25113 · Filter by author dsundararama-cell opened on Nov 5, 2026

• [BUG] Parquet reader silently misreads timestamps when sources differ in time unit

  NVIDIA/cudf#25109 · Filter by author Matt711 opened on Nov 5, 2026
  

• [BUG]: Failure in upstream test_scan_iceberg_filter_float_identity_partition_changed polars test

  bugcudf-polars
  NVIDIA/cudf#25105 · Filter by author TomAugspurger opened on Nov 5, 2026
  1

• [FEA] Parquet reader: avoid deep-copying the batch when every row passes the filter

  NVIDIA/cudf#25103 · Filter by author devavret opened on Nov 5, 2026

• [FEA] Remove numba-cuda-mlir internal tests in favor of public API tests

  feature requestPython
  NVIDIA/cudf#25100 · Filter by author mroeschke opened on Nov 5, 2026

• [FEA] Remove cuDF C++ compilation from the build scripts

  feature requestPython
  NVIDIA/cudf#25099 · Filter by author mroeschke opened on Nov 5, 2026

• [STORY] numba-cuda-mlir follow ups

  Python
  NVIDIA/cudf#25098 · Filter by author mroeschke opened on Nov 5, 2026