Issues

• [Perf][C++] Avoid memcpy of the RLE pattern in read_length_and_bitwidth

  apache/tsfile#1076 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1

• [Perf][C++] Bulk-copy contiguous BOUNDARY pages in the aligned reader

  apache/tsfile#1075 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1

• [Perf][C++] Load a device's timeseries indexes with one pread instead of per-measurement reads

  apache/tsfile#1074 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1

• [Perf][C++] SIMD bit-unpack kernels run as portable fallbacks in default builds; add runtime AVX2 dispatch

  apache/tsfile#1073 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1

• Add batch decode for RLE (FLOAT/DOUBLE) and GORILLA_V1 encodings

  apache/tsfile#1071 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1
  1

• Support dictionary encoding for numeric types (DOUBLE/FLOAT/INT32/INT64)

  apache/tsfile#1069 · Filter by author ColinLeeo opened on Nov 5, 2026 · 2.5.1

• [C++] ENABLE_ASAN builds do not instrument TsFile sources

  apache/tsfile#1062 · Filter by author ColinLeeo opened on Nov 3, 2026 · 2.5.1
  1

• [Feature] Support adding, dropping, and renaming columns (schema evolution)

  c++featurejavapython
  apache/tsfile#1058 · Filter by author ColinLeeo opened on Nov 2, 2026 · 2.5.1

• [Feature] Allow non-decreasing (duplicate) timestamps when writing, behind an opt-in flag

  c++featurejavaP0
  apache/tsfile#1056 · Filter by author ColinLeeo opened on Nov 2, 2026 · 2.5.1

• [Feature][C++] Object storage (OSS) read and write support

  c++featurejavaP0python
  apache/tsfile#1055 · Filter by author ColinLeeo opened on Nov 2, 2026 · 2.5.1

• [Feature] Support and verify reading TsFiles on NFS-mounted paths

  c++featurejavaP0
  Feature

  apache/tsfile#1054 · Filter by author ColinLeeo opened on Nov 2, 2026 · 2.5.1

• [Feature] Add ASan/LSan coverage for Python bindings and C++ integration

  apache/tsfile#1027 · Filter by author ColinLeeo opened on Oct 18, 2026 · 2.5.1

• [Bug][C++] TsFile writer ignores max_point_number for floating-point TS_2DIFF

  apache/tsfile#1020 · Filter by author jixuan1989 opened on Oct 17, 2026

• [Bug][C++] MeasurementSchema serialization omits non-empty properties

  apache/tsfile#1017 · Filter by author jixuan1989 opened on Oct 17, 2026

• [Feature] Support appending to a normally closed TsFile in C++ and C APIs

  Cc++featurehelp wanted
  apache/tsfile#923 · Filter by author ColinLeeo opened on Aug 26, 2026
  6

  

• Introduce automation to keep pnpm/action-setup up-to-date

  apache/tsfile#917 · Filter by author raboof opened on Aug 22, 2026

• Support Adaptive Encoding

  enhancementhelp wanted
  Feature

  apache/tsfile#902 · Filter by author ColinLeeo opened on Aug 10, 2026

• Optimize TsFileWriter::do_check_schema CPU overhead for repeated wide-tablet writes

  performance
  Feature

  apache/tsfile#885 · Filter by author kkzi opened on Jul 30, 2026
  1

• [Feature] Add Spark TsFile connector support for the TsFile table model

  good first issue
  Feature

  apache/tsfile#843 · Filter by author JackieTien97 opened on Jun 15, 2026
  5

  

• More docs for Java examples?

  apache/tsfile#795 · Filter by author TripleCamera opened on Apr 28, 2026

• HotSpot[ByteStream]: Split ByteStream into Reader and Writer

  c++enhancementhelp wantedperformance
  apache/tsfile#702 · Filter by author ColinLeeo opened on Jan 9, 2026

• HotSpot [Bytestream]: inefficient single-byte appends in ByteStream

  apache/tsfile#701 · Filter by author ColinLeeo opened on Jan 9, 2026
  2

• Support batch Encoding in tsfile cpp.

  apache/tsfile#700 · Filter by author ColinLeeo opened on Jan 9, 2026

• Creating TsFile Under Poor Write Performance Conditions.

  apache/tsfile#692 · Filter by author ColinLeeo opened on Jan 3, 2026

• The Content-Security-Policy header must not be overridden

  apache/tsfile#617 · Filter by author sebbASF opened on Oct 30, 2025
  2