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Trouble with DeepSeek flash

3 posts from 3 people3d activeFading, +0 this week

Posts per day

Posts per day3 posts, Sep 1 to Nov 9

The posts behind it

Community forumsNVIDIA Developer Forums · cjincan666Oct 28

Unable to Access DeepSeek V4.1 Flash and Kimi Models Through NVIDIA NIM API

GitHub issuesvllm-project/vllm · gz944367214Sep 17

[RFC]: Asymmetric P/D Deployment for DeepSeek-V4.1 Flash

## Summary. DeepSeek-V4.1's bounded-replay structure creates an opportunity to make Prefill/Decode disaggregation substantially more asymmetric. Today, a Prefill worker still loads the full 40-layer model even though, after layer 20, only the final 128 prompt tokens need to be...

2 reactions5 replies
GitHub issuesvllm-project/vllm · MadhavJivrajaniSep 12

[Bug]: Garbled output for GLM 5.3 Flash when weights loaded with run:ai distributed streamer

### Your current environment The output of python collect_env.py ### 🐛 Describe the bug Serving GLM-5.3-Flash with `--load-format runai_streamer --model-loader-extra-config '{"distributed": true, "concurrency": 16}'` and streaming weights from S3 produces intermittently...

2 reactions3 replies

Companies and products named

3 posts
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2 posts
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About this problem

Evidence

3 posts from 3 people in 2 places, about 1 a week over 47 days. Mostly on vllm-project/vllm, NVIDIA Developer Forums. Tools named alongside: NVIDIA, vLLM, Hugging Face, GitHub.

Frustration Frustration 0 of 3· Seen on GitHub issues, Community forums

How it was grouped

Posts about DeepSeek with no known issue, sharing the word "flash". First post Sep 12, 2026, latest Oct 28, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method

Other DeepSeek problems

Running DeepSeek locally hits memory and speed limits

8 posts from 8 people on GitHub issues, Hacker News.

DeepSeek users keep filing bugs

Top post: "DeepSeek-V4.1-Flash cannot run on SM120 (RTX PRO 6000): compressed-layer page_block_size=32 has no FlashInfer", one of 18 posts from 18 people on GitHub issues, Reddit.

DeepSeek GPU access and drivers are painful

7 posts from 6 people on GitHub issues.

Trouble with DeepSeek cloud

Top post: "Request: Add cloud support for DeepSeek-V4.1-Flash", one of 5 posts from 5 people on GitHub issues.

DeepSeek rate limits and usage caps block work

3 posts from 3 people on Hacker News, GitHub issues, Reddit.

DeepSeek lock-in makes switching costly

2 posts from 2 people on GitHub issues. Unverified.

DeepSeek upgrades break working setups

2 posts from 2 people on GitHub issues. Unverified.

DeepSeek fails to return valid structured output

2 posts from 2 people on GitHub issues. Unverified.

History

Momentum went from steady to fading.

Nov 4, 2026

Corroborated: 3 or more posts from 2 or more people or places.

Oct 29, 2026

Momentum went from fading to steady.

Oct 29, 2026

Back to unverified: fewer than 3 posts from 2 people or places.

Oct 5, 2026

First seen with 3 posts; the top post now: "Asymmetric P/D Deployment for DeepSeek-V4.1 Flash".

Sep 25, 2026