[KongchangAI]
Unverified50% confidenceCautionExact time

频繁调用torch.cuda.synchronize()或使用.item()等触发隐式同步的操作会导致CPU等待GPU完成所有排队任务,形成同步阻塞

1
Sources
50%
Confidence
Long-term
Relevance
7/7/2026
First Seen

Sources

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/174624
API
curl https://kongchang.com/api/v1/knowledge/claims/174624
MCP
get_claim(id=174624)