Issues

• Detect fork() and fail loudly instead of deadlocking

  zarrs/zarrs-python#195 · Filter by author selmanozleyen opened on Sep 15, 2026

• Filesystem store is not wrapped in AtomicWriteStorageAdapter, so a killed write leaves a truncated file

  zarrs/zarrs-python#185 · Filter by author ieivanov opened on Aug 7, 2026
  1

• a two-stage concurrent fetch/decode pipeline to maximize throughput from stores (tested on lustre)

  zarrs/zarrs-python#182 · Filter by author selmanozleyen opened on Aug 3, 2026
  2

• ZarrsCodecPipeline deadlocks in forked child processes (torch DataLoader with num_workers>0)

  zarrs/zarrs-python#171 · Filter by author srivarra opened on May 29, 2026

• Use sync pipeline entry points when available

  zarrs/zarrs-python#158 · Filter by author ilan-gold opened on Mar 16, 2026

• partial shard reads appear slower than expected in some cases

  zarrs/zarrs-python#152 · Filter by author ilan-gold opened on Feb 27, 2026
  3

• memory storage

  zarrs/zarrs-python#144 · Filter by author d-v-b opened on Feb 2, 2026
  3

• Support obstore connection pooling

  zarrs/zarrs-python#139 · Filter by author LDeakin opened on Jan 9, 2026

• dask 25.12 worsens performance

  Bug

  zarrs/zarrs-python#137 · Filter by author LDeakin opened on Jan 2, 2026

• Fix unsound assumption of chunks being disjoint

  zarrs/zarrs-python#89 · Filter by author flying-sheep opened on Feb 24, 2025
  1

• GPU Compressors

  zarrs/zarrs-python#68 · Filter by author ilan-gold opened on Dec 8, 2024
  4

• Investigate Rust-Based Python-Accessed Stores

  enhancementgood first issueinvestigation
  zarrs/zarrs-python#64 · Filter by author ilan-gold opened on Dec 2, 2024
  23

• Variable-Sized Data Types handling

  enhancementmaintenance
  zarrs/zarrs-python#17 · Filter by author ilan-gold opened on Oct 2, 2024
  1

• Rust-only fixtures for getting array data

  benchmarkmaintenance
  zarrs/zarrs-python#9 · Filter by author ilan-gold opened on Sep 26, 2024

• DLPack in zarr-python

  investigationupstream
  zarrs/zarrs-python#4 · Filter by author ilan-gold opened on Sep 26, 2024
  1

• Performance on Different Systems

  benchmarkinvestigationperformance
  zarrs/zarrs-python#3 · Filter by author ilan-gold opened on Sep 26, 2024
  8

• Upstream various benchmarking changes

  benchmarkupstream
  zarrs/zarrs-python#1 · Filter by author ilan-gold opened on Sep 26, 2024
  1