trunk/76588348eb3e6d543e06f04751268a19f57bca8d: Fix post-local SGD checkpoint reload race (#194614)
- PyTorch 近 90 天出现 180 次
- PyTorch 近 90 天第 178 次发版
- 上一次：同一天稍早 · trunk/610fee8d845047496bd0713e7adff4d79d08f137: [ROCm] Fix CK SDPA flash attention on gfx1200/gfx1201 (RDNA4) (#188114)
发生了什么
Summary Fixes #84886 . There was a race in the post-local SGD checkpoint reload test. Rank 0 created the temporary checkpoint and all ranks synchronized after it was written. However, there was no synchronization after loading. Rank 0 could complete the test first, leave the temporary-file context, and delete the checkpoint before another rank opened it, causing FileNotFoundError. Serialize the checkpoint into an in…
摘要按规则整理自下方来源原文