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gh-138122: Implement frame caching in RemoteUnwinder to reduce memory reads - #142137

Merged

pablogsal merged 21 commits into

python:mainfrom

pablogsal:tachyon-faster

Dec 6, 2025

Commits on Dec 1, 2025
- Add last_profiled_frame field to thread state for remote profilers
  pablogsal
  committed
  b2ca1ac
- Move write_memory implementation to shared remote_debug.h header
  pablogsal
  committed
  f36111b
- Implement frame caching in RemoteUnwinder to reduce memory reads
  pablogsal
  committed
  d847cf7
- Enable frame caching by default in the sampling profiler
  pablogsal
  committed
  19047cf
- Add tests for frame caching in remote debugging
  pablogsal
  committed
  c56c1e1
- Add thread test
  pablogsal
  committed
  adb0429
- Add NEWS entry
  pablogsal
  committed
  315ac74
- Clear stale last_profiled_frame values when initializing RemoteUnwinder
  pablogsal
  committed
  7d7daa5
- Fix NEWS entry Sphinx references
  pablogsal
  committed
  f16f8a5
- Regen stuff
  pablogsal
  committed
  b4e3295
- Fix frame cache miss handling in RemoteUnwinder to return complete stacks
  pablogsal
  committed
  d2aa8a4
- make test more reliable
  pablogsal
  committed
  6e88425
- Rework the cache
  pablogsal
  committed
  cf15c90
- make test more reliable
  pablogsal
  committed
  a9a9efe
Commits on Dec 2, 2025
- Return only from the frame profiled
  pablogsal
  committed
  c5307fb
- Bump the expected frames
  pablogsal
  committed
  5ba13c5
Commits on Dec 3, 2025
- Add stats
  pablogsal
  committed
  7ecbe13
- Regen files
  pablogsal
  committed
  2711907
Commits on Dec 5, 2025
- Fix frame cache to always re-read current frame for accurate line numbers
  pablogsal
  committed
  8df2106
- Fixes for small edge cases, docs and cache stats
  pablogsal
  committed
  1944a02
Commits on Dec 6, 2025
- Fix limits
  pablogsal
  committed
  e528bc1

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gh-138122: Implement frame caching in RemoteUnwinder to reduce memory reads - #142137

gh-138122: Implement frame caching in RemoteUnwinder to reduce memory reads#142137
pablogsal merged 21 commits into
python:mainfrom
pablogsal:tachyon-faster

Commits on Dec 1, 2025

Add last_profiled_frame field to thread state for remote profilers

Move write_memory implementation to shared remote_debug.h header

Implement frame caching in RemoteUnwinder to reduce memory reads

Enable frame caching by default in the sampling profiler

Add tests for frame caching in remote debugging

Add thread test

Add NEWS entry

Clear stale last_profiled_frame values when initializing RemoteUnwinder

Fix NEWS entry Sphinx references

Regen stuff

Fix frame cache miss handling in RemoteUnwinder to return complete stacks

make test more reliable

Rework the cache

make test more reliable

Commits on Dec 2, 2025

Return only from the frame profiled

Bump the expected frames

Commits on Dec 3, 2025

Add stats

Regen files

Commits on Dec 5, 2025

Fix frame cache to always re-read current frame for accurate line numbers

Fixes for small edge cases, docs and cache stats

Commits on Dec 6, 2025

Fix limits