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build: declare fla-core (flash-linear-attention) as the Kimi-K3 KDA dependency #321

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Merged
Andrewxu313 merged 1 commit into from
Sep 11, 2026
Merged

build: declare fla-core (flash-linear-attention) as the Kimi-K3 KDA dependency #321

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1 change: 1 addition & 0 deletions docs/INSTALL.md
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Expand Up @@ -9,6 +9,7 @@
`libnuma-dev` on Debian/Ubuntu) — required for the `core_engine` JIT build
(`#include <numa.h>`). `install_deps.sh` installs these automatically; without them
the first server launch fails with `numa.h: No such file or directory`.
- **Model-specific (Kimi-K3 / Kimi-linear)**: `fla-core>=0.5.0` (flash-linear-attention) provides the `fla` Kimi-Delta-Attention kernels. It is listed in `requirements.txt`, so `pip install .` (and `install_deps.sh`) pull it automatically — no separate step.
- **GitHub access**: the repository is currently **private** — anonymous
`git clone` and raw release-asset URLs fail (404). Authenticate first
(e.g. `gh auth login`), clone via `gh repo clone batchgen-project/batchgen`,
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2 changes: 2 additions & 0 deletions docs/deploy-kimi-k3-h200.md
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Expand Up @@ -51,6 +51,8 @@ and [Manual Installation](manual-installation.md). The default decode/prefill ex
**NCCL**, which needs no extra build. (An optional DeepEP low-latency exchange is covered in
§6.)

Kimi-K3's KDA (Kimi Delta Attention) needs `fla-core>=0.5.0` (flash-linear-attention, the `fla` package). It is listed in `requirements.txt`, so the standard install pulls it automatically — no separate step.

## 4. Start the Server (2 × 8 H200)

### Mount shared memory
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1 change: 1 addition & 0 deletions requirements.txt
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Expand Up @@ -13,6 +13,7 @@ dill==0.3.7
einops==0.8.1
fastapi==0.121.1
filelock==3.20.0
fla-core>=0.5.0
frozenlist==1.8.0
fsspec==2023.10.0
h11==0.16.0
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