sgl-project/sglang

[Feature] Cascade attention kernels

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#1,715 opened on Oct 19, 2024

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good first issuehigh priority

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Description

We would like to integrate the cascade attention kernel from flashinfer.

Code pointers:

Contributor guide

Research direction
Review the flashinfer cascade documentation and the existing flashinfer backend.py to understand the integration pattern. Then implement the cascade attention kernel in the attention backend.
Tech stack
python
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
3-5 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
PythonGit
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
40