Issues

• [Feature][QDP] One encode path across Python, Rust and CUDA (tracking)

  bugdocsenhancement
  apache/mahout#1477 · Filter by author ryankert01 opened on Sep 9, 2026
  3

  

• [Roadmap] Mahout Q4 2026

  apache/mahout#1473 · Filter by author 400Ping opened on Aug 16, 2026
  

• [Bug] QDP cannot read default LZ4-compressed Feather files

  bugdocsenhancementgood-first-issue
  apache/mahout#1472 · Filter by author viiccwen opened on Aug 16, 2026

• [Bug] Documented float32_pipeline argument is rejected by the QDP throughput helper

  bugdocsgood-first-issuequestion
  apache/mahout#1471 · Filter by author viiccwen opened on Aug 16, 2026
  2

• [Bug] QdpBenchmark does not validate documented builder argument ranges

  bugdocsgood-first-issue
  apache/mahout#1469 · Filter by author viiccwen opened on Aug 16, 2026
  3

  

• [Bug] Rust-backed QDP file loader ignores the configured batch limit

  bugdocsgood-first-issue
  apache/mahout#1468 · Filter by author viiccwen opened on Aug 16, 2026
  1

• [Bug] QDP CUDA file APIs cannot load documented PyTorch tensor files

  bugdocsenhancementgood-first-issue
  apache/mahout#1467 · Filter by author viiccwen opened on Aug 16, 2026

• [Refactor] StreamingProducer: use VecDeque for O(1) buffer advance

  apache/mahout#1436 · Filter by author 0lai0 opened on Jul 2, 2026
  2

• [Refactor] Unify batch producers via AdapterBackedProducer

  enhancement
  apache/mahout#1435 · Filter by author 0lai0 opened on Jul 2, 2026

• [Refactor] Unify PipelineIterator constructors with Source enum

  enhancement
  apache/mahout#1434 · Filter by author 0lai0 opened on Jul 2, 2026

• [Refactor] KernelElem trait to deduplicate f32/f64 stubs

  bugenhancement
  apache/mahout#1433 · Filter by author 0lai0 opened on Jul 2, 2026

• [Docs] Document Preprocessor in qumat_qdp public API

  bugdocsenhancementquestion
  apache/mahout#1432 · Filter by author 0lai0 opened on Jul 2, 2026

• [Feature] PyO3 bindings for Preprocessor

  bugdocsenhancementquestion
  apache/mahout#1431 · Filter by author 0lai0 opened on Jul 2, 2026

• [Feature] Fail fast when estimated memory exceeds VRAM

  bugenhancementquestion
  apache/mahout#1430 · Filter by author 0lai0 opened on Jul 2, 2026

• [Feature] [qdp] A end-to-end profiling system for qdp

  enhancementquestion
  apache/mahout#1410 · Filter by author ryankert01 opened on Jun 22, 2026
  

• [Feature] Qumat QMLTrainer

  enhancementquestion
  apache/mahout#1409 · Filter by author ryankert01 opened on Jun 18, 2026
  1

• [QDP] IQP encoding optimization roadmap

  enhancement
  apache/mahout#1385 · Filter by author aloha1357 opened on Jun 7, 2026

• perf(qdp): remove mid-stream D2H norm validation from batch GPU-pointer encoding paths

  bugenhancementquestion
  apache/mahout#1370 · Filter by author ryankert01 opened on Jun 1, 2026
  1

• [Roadmap] GSOC2026 Rust code quality: QDP pipeline

  bugdocsenhancementquestion
  apache/mahout#1338 · Filter by author 0lai0 opened on May 25, 2026
  2

  

• gpu_ptr_encoding test fails during make test_rust but passes 5/5 times in isolation — test-ordering or GPU-state-pollution issue

  bug
  apache/mahout#1332 · Filter by author andrewmusselman opened on May 21, 2026

• Many qdp tests instantiate QdpEngine or use device="cuda" without checking for GPU first

  bugenhancementquestion
  apache/mahout#1331 · Filter by author andrewmusselman opened on May 21, 2026

• PyTorch 2.9+cu128 wheel fails to import on systems with CUDA Toolkit <12.5 due to libcudart load-order

  bugdocsenhancement
  apache/mahout#1330 · Filter by author andrewmusselman opened on May 21, 2026

• [Docs] Refactor or replace website/scripts/sync-docs.js with Docusaurus-native content loading

  bugdocsenhancementquestion
  apache/mahout#1308 · Filter by author bearomorphism opened on May 10, 2026
  2

• [Feature] Define distributed state export and gather contract for QDP

  enhancement
  apache/mahout#1299 · Filter by author viiccwen opened on May 5, 2026
  1

• [Roadmap][Feature] Distributed multi-GPU support

  bugdocsenhancementquestion
  apache/mahout#1297 · Filter by author viiccwen opened on May 4, 2026