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child: Newton backend owner wiring and task smoke test (#22)

Status: Open.

#1509 In Motphys/UniLab;

· TATP-233 opened on Sep 5, 2026

isaacgym / isaacsim / genesis 后端在多 GPU data-parallel 下所有 rank 挤在 GPU 0

Status: Open.

#1508 In Motphys/UniLab;

· TATP-233 opened on Sep 5, 2026

NCCL 默认禁用 P2P/SHM 走 TCP loopback：NVLink 主机上梯度同步带宽受损，需条件化或文档化

Status: Open.

#1507 In Motphys/UniLab;

· TATP-233 opened on Sep 5, 2026

NUMA 主机上 collector CPU 默认切片不感知拓扑：需按 GPU NUMA 亲和性自动推导

Status: Open.

#1506 In Motphys/UniLab;

· TATP-233 opened on Sep 5, 2026

多 GPU data-parallel 缺 NUMA/PCIe 拓扑感知：rank→GPU 映射不查 NUMA 亲和性

Status: Open.

#1505 In Motphys/UniLab;

· TATP-233 opened on Sep 5, 2026

标准化 play variant：play_profile 扩展到 DR/noise/push/curriculum 剥离并覆盖全部 play 入口（roadmap #1252 第 3 点遗留）

Status: Open.

#1499 In Motphys/UniLab;

· TATP-233 opened on Sep 4, 2026

DR 声明式模型字段声明层：requires_model_fields 风格的 per-term 声明与需求驱动展开（roadmap #1252 第 2 点遗留）

Status: Open.

#1498 In Motphys/UniLab;

· TATP-233 opened on Sep 4, 2026

roadmap: eval 模式化——缺后端 owner 配置时的跨后端 sim2sim 回放

Status: Open.

#1472 In Motphys/UniLab;

· TATP-233 opened on Sep 3, 2026

drake 后端 contact force 传感器输出世界系净力，与 contact-frame 契约不一致

Status: Open.

#1471 In Motphys/UniLab;

· TATP-233 opened on Sep 3, 2026

roadmap: Newton 物理后端接入

enhancementNew feature or requestNew feature or request

roadmap

Status: Open.

#1338 In Motphys/UniLab;

· TATP-233 opened on Aug 27, 2026

refactor(motrix): 接入 fused body-state 接口并删除临时 kernel

area:motrixMotrixSim related workMotrixSim related work

enhancementNew feature or requestNew feature or request

Status: Open.

#1308 In Motphys/UniLab;

· TATP-233 opened on Aug 25, 2026

feat(motrix): 提供 selected-body fused world-state 读取接口

area:motrixMotrixSim related workMotrixSim related work

enhancementNew feature or requestNew feature or request

Status: Open.

#1305 In Motphys/UniLab;

· TATP-233 opened on Aug 25, 2026