Release 0.1a prep: Ascend Technical Preview landing page - #140

Open

Ray-RP wants to merge 50 commits into

sgl-project:mainfrom

Ray-RP:release-0.1a-prep

Commits on Jul 3, 2026

docs: audit Ascend port dependencies

Ray-RP
and
claude
committed
806ee1b
feat: add portable device detection

Ray-RP
and
claude
committed
5c61c7c
feat: add distributed backend selection

Ray-RP
and
claude
committed
fd63d66
feat: add portable distributed runtime initialization

Ray-RP
and
claude
committed
9171ae2
refactor: make bootstrap package imports lazy

Ray-RP
and
claude
committed
949a7e9
build: make CUDA dependencies optional

Ray-RP
and
claude
committed
f7b4578
test: add Ascend HCCL smoke test
Ray-RP
committed
4d9a3ad
refactor: use shared device binding in engine
Ray-RP
committed
b7a613a
feat: add portable device stream runtime
Ray-RP
committed
afb315d
refactor: use portable stream runtime in engine
Ray-RP
committed
d6f826e
feat: add portable device event runtime
Ray-RP
committed
ca5b68f
refactor: use portable events in engine forward
Ray-RP
committed
32eb41e
feat: add portable device memory maintenance
Ray-RP
committed
e33d9fc
refactor: use portable memory runtime in engine
Ray-RP
committed
51455c7

Commits on Jul 4, 2026

feat: add portable free memory query
Ray-RP
committed
aaf7f15
refactor: use portable free memory query in engine
Ray-RP
committed
9024a41
refactor: use portable memory runtime in graph runner
Ray-RP
committed
395608c
feat: add Ascend-native paged KV layout
Ray-RP
committed
ba49c56
feat: register Ascend FIA attention backend
Ray-RP
committed
d15a0ab
feat: add single-request FIA attention metadata
Ray-RP
committed
998d0b9
feat: implement single-request FIA attention forward
Ray-RP
committed
2133c38
feat: add Ascend RMSNorm runtime dispatch
Ray-RP
committed
4ff3f1b
feat: add Ascend rotary embedding dispatch

Ray-RP
and
claude
committed
f717828
fix: make NVTX annotations safe on non-CUDA devices
Ray-RP
committed
75dbda8
feat: add native embedding dispatch for NPU and CPU
Ray-RP
committed
bf3724a
feat: add NPU and CPU SwiGLU dispatch

Ray-RP
and
claude
committed
73797c7
fix: reshape attention QKV before normalization and RoPE
Ray-RP
committed
35aeab4

Commits on Jul 5, 2026

fix: key RoPE cache by explicit device
Ray-RP
committed
61a2b4e
fix: skip distributed init for NPU single-rank engine

Ray-RP
and
claude
committed
0c66e5d
fix: drop CUDA-only NVTX context inside Sampler.sample

Ray-RP
and
claude
committed
df11e1d
fix: route Scheduler stream lifecycle through device_runtime

Ray-RP
and
claude
committed
40bc57d
scheduler: guard sync_all_ranks against a missing CPU process group

Ray-RP
and
claude
committed
0206c54
docs: freeze Gate 1 verdict at commit 0206c54

Ray-RP
and
claude
committed
d8965ec
Merge Gate 1 single-request eager Ascend backend
Ray-RP
committed
03f6934
scheduler: honour per-request stop_token_ids (Gate 2.1c)
Ray-RP
committed
ff0549e
deps: move apache-tvm-ffi to base dependencies (Gate 2.1g)
Ray-RP
committed
846c16f
docs: freeze Gate 2.1 single-request multistep verdict
Ray-RP
committed
49865d9
Merge Gate 2.1 single-request multistep runtime
Ray-RP
committed
3263644
attention/ascend_fia: support equal-length B>=1 batches (Gate 2.2c)

Ray-RP
and
claude
committed
3f8146c
attention/ascend_fia: ragged prefill + pure-decode mixed cached (Gate 2.2f)

Ray-RP
and
claude
committed
3d6b3ed
docs: freeze Gate 2.2 multi-request batching verdict
Ray-RP
committed
86db84c
Merge Gate 2.2 multi-request batching
Ray-RP
committed
aa976ac
scheduler: transactional page allocation rollback in _prepare_batch (Gate 2.3b)

Ray-RP
and
claude
committed
d520a71
engine: atomic request-state commit past sampler in forward_batch (Gate 2.3c)

Ray-RP
and
claude
committed
f56ce2a
scheduler: shutdown-time drain of pending + running requests (Gate 2.3d)

Ray-RP
and
claude
committed
4ef0c15
scheduler: overlap-loop abort fence (Gate 2.3e)

Ray-RP
and
claude
committed
ada1688
scheduler+server: end-to-end abort acknowledgement (Gate 2.3f)

Ray-RP
and
claude
committed
ac1bb8e
docs: freeze Gate 2.3 request-lifecycle verdict
claude
committed
6742e30
Merge Gate 2.3 request lifecycle safety
claude
committed
266df60
docs: prepare Ascend technical-preview landing page
claude
committed
c6d13d5