feat(multi-gpu): integrate single-node off-policy and PPO data parallelism - #982

Merged

TATP-233 merged 13 commits into

mainfrom

feat/issue-964-offpolicy-multi-gpu-dp

Aug 15, 2026

Commits on Aug 13, 2026

feat(offpolicy): 多卡数据并行拓扑与配置面（training.devices + rank launcher） (#970)
TATP-233
authored
3493cd9
feat(offpolicy): 多 collector CPU 核区自动均分（EnvCfg.cpu_ids 接入） (#971)
TATP-233
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4071b0e
feat(offpolicy): learner 间周期性参数平均同步（NCCL） (#972)
TATP-233
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92d1a3b
test(benchmark): off-policy 多卡 DP scaling benchmark 与文档 (#968) (#973)
TATP-233
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d62ffec
feat(offpolicy): FlashSAC 接入多卡数据并行参数同步 (#974)
TATP-233
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0e069ab

Commits on Aug 14, 2026

fix(offpolicy): 汇总多卡吞吐与日志统计
 TATP-233
committed
3a4cbbc
fix(offpolicy): synchronize gradients across GPU ranks
TATP-233
committed
7f31dcb
fix(offpolicy): avoid per-rank log directories
TATP-233
committed
982cc74

Commits on Aug 15, 2026