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perf(checkpoint): batch route snapshots within cut inventories - #4843

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macandro96 wants to merge 51 commits into

amahishi/ckpt-v2-prefix-batched-iofrom

amahishi/batch-prefix-route-snapshots

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perf(checkpoint): batch route snapshots within cut inventories#4843
macandro96 wants to merge 51 commits into
amahishi/ckpt-v2-prefix-batched-iofrom
amahishi/batch-prefix-route-snapshots

Commits on Oct 16, 2026
- feat(checkpoint): integrate Gym v2 checkpoint coordination
  macandro96
  committed
  9aca580
- feat(checkpoint): add Gym turn-level rollout recovery
  macandro96
  committed
  ae74fdd
- fix(checkpoint): let legacy agent sessions own Gym episodes and fail fast on stranded ones
  
  macandro96
  and
  claude
  committed
  38310ec
- fix(rollout): mark Gym dispatch with its submission and unwind checkpoint refusals
  
  macandro96
  and
  claude
  committed
  f019ccb
- test(checkpoint): add Workplace turn recovery coverage
  
  macandro96
  and
  claude
  committed
  e83d9e6
- fix(checkpoint): retire dropped Gym episodes before committing a checkpoint
  
  macandro96
  and
  claude
  committed
  7a6dc7c
- refactor(checkpoint): use NeMo Gym's checkpoint names (#4549)
  
  ananthsub
  authored and
  macandro96
  committed
  62f09e0
- fix(checkpoint): keep a stuck or unavailable Gym from stalling or ending the run
  
  macandro96
  and
  claude
  committed
  232b4f4
- fix(checkpoint): give the Gym prepare its own timeout
  
  macandro96
  and
  claude
  committed
  59c02e3
- fix(checkpoint): keep Gym out of the trainer checkpoint
  
  macandro96
  and
  claude
  committed
  c67e766
- docs(checkpoint): describe Gym state in rollout snapshots and the restart fallback
  
  macandro96
  and
  claude
  committed
  6dcdb95
- fix(checkpoint): tighten turn-recovery guards and share the Gym episode key
  
  macandro96
  and
  claude
  committed
  1e3d99c
- test(functional): share the Single-Controller recovery hook helpers
  
  macandro96
  and
  claude
  committed
  7bad234
- docs(checkpoint): document turn-level override and schema limits
  
  macandro96
  and
  claude
  committed
  e351b66
- fix(checkpoint): address review of Gym turn-level rollout recovery
  
  macandro96
  and
  claude
  committed
  befc678
Commits on Oct 17, 2026
- build(gym): pin Gym to main with the partial-rollout checkpoint PRs RL needs
  
  macandro96
  and
  claude
  committed
  9c648be
- fix(checkpoint): handle Gym main's restarts, forget and resume rules
  
  macandro96
  and
  claude
  committed
  5baf651
- refactor(checkpoint): trim the Gym manifest parser and share turn-group test setup
  
  macandro96
  and
  claude
  committed
  dccc3fb
- fix(rollout): re-send rows a broken Gym stream dropped under new rollout IDs
  
  macandro96
  and
  claude
  committed
  71fc987
- fix(checkpoint): refuse a Gym restore that lacks a participant the checkpoint saved
  
  macandro96
  and
  claude
  committed
  f931ff9
- perf(checkpoint): wait on Gym on-wire replies without rescanning every rollout
  
  macandro96
  and
  claude
  committed
  e95d74c
- fix(rollout): keep streaming a group's rows when one Gym row fails
  
  macandro96
  and
  claude
  committed
  1e0ef05
- fix(rollout): redispatch checkpoint-refused siblings independently
  
  macandro96
  and
  claude
  committed
  29dad27
- feat(checkpoint): recover active vllm generation prefixes
  
  macandro96
  and
  claude
  committed
  ba94606
- refactor(checkpoint): use NeMo Gym's generation-cut wire names
  
  ananthsub
  authored and
  macandro96
  committed
  38afdd1
Commits on Oct 18, 2026
- fix(checkpoint): address review of generation-prefix recovery
  
  macandro96
  and
  claude
  committed
  6da5c10
Commits on Oct 20, 2026
Commits on Oct 21, 2026
- test(checkpoint): cover multimodal prefix races
  macandro96
  committed
  45c4a47
- refactor(checkpoint): verify restored prefix media by digest, not a pixel copy
  
  macandro96
  and
  claude
  committed
  4cf4a5d
- test(checkpoint): find a restored call by counting back from its row's end
  
  macandro96
  and
  claude
  committed
  00dc3a0
- test(checkpoint): add an Omni CLEVR multimodal prefix-recovery functional test
  
  macandro96
  and
  claude
  committed
  064b1ea
- test(checkpoint): round-trip a media cut's prefix digest through restore
  
  macandro96
  and
  claude
  committed
  7661e82
- test(checkpoint): stop expecting prefix recovery to reject multimodal capture
  
  macandro96
  and
  claude
  committed
  b917270
- fix(checkpoint): satisfy pyrefly over media digests and sort test imports
  
  macandro96
  and
  claude
  committed
  21c1807
- test(checkpoint): regenerate a restored call whose prefix media cannot be read
  
  macandro96
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  claude
  committed
  b006026
- feat(checkpoint): recover router replay across prefixes
  
  macandro96
  and
  claude
  committed
  9288062
- fix(checkpoint): keep router-replay prefix recovery working with boundary routes
  
  macandro96
  and
  claude
  committed
  158f20c
- fix(checkpoint): address review of router-replay prefix recovery
  
  macandro96
  and
  claude
  committed
  c654e54
- test(checkpoint): run the router-replay prefix-recovery test in L1
  
  macandro96
  and
  claude
  committed
  3ae8063
- perf(checkpoint): batch generation prefix TQ I/O
  macandro96
  committed
  d7b8897
- test(checkpoint): build GenerationCutPrefix with attempt in batched prefix I/O tests
  
  ananthsub
  authored and
  macandro96
  committed
  fe83e90
- fix(checkpoint): address review of batched prefix I/O
  
  macandro96
  and
  claude
  committed
  516b6c7
- refactor(checkpoint): call _fetch_generation_cut_rows on self
  
  macandro96
  and
  claude
  committed
  7af90e9
- fix(checkpoint): keep batched cut failures per call
  
  macandro96
  and
  claude
  committed
  c3eb2e4
- perf(checkpoint): batch route snapshots within cut inventories
  macandro96
  committed
  f049700

Commits

Commits on Oct 16, 2026

Commits on Oct 17, 2026

Commits on Oct 18, 2026

Commits on Oct 20, 2026

Commits on Oct 21, 2026