Search results

[P2P] Deprecate polling thread

Status: Open.

#913 In uccl-project/uccl;

· zhongjiechen opened on Apr 29, 2026

UCCL-EP assertion error with sglang on aws efa

Status: Open.

#901 In uccl-project/uccl;

· leoleoasd opened on Apr 24, 2026

[Bug] DataLoader workers SIGSEGV when fork()ed after uccl-ep Buffer init (missing ibv_fork_init, proxy pthreads, HIP IPC, MADV_DONTFORK'd MRs)

Status: Open.

#895 In uccl-project/uccl;

· zhenhuang12 opened on Apr 22, 2026

[Bug] UCCL-EP Megatron training crashes + 5× slower than NCCL-native on 4× p5en EFAv3 (DS-V3 FP8 EP=32)

Status: Open.

#893 In uccl-project/uccl;

· AutoJunjie opened on Apr 20, 2026

[Bug] Intermittent crash during EP=16 training on EFA (p5en)

Status: Open.

#878 In uccl-project/uccl;

· renov opened on Apr 13, 2026

Refactor build pipeline to support baremetal and containerized builds (C++ and Python APIs)

Status: Open.

#851 In uccl-project/uccl;

· sa1g opened on Mar 26, 2026

Adding sleeping mode to UCCL-EP and UCCL-P2P

Status: Open.

#842 In uccl-project/uccl;

· YangZhou1997 opened on Mar 25, 2026

[EP] Nit: remove platform-specific terminology

good first issueGood for newcomersGood for newcomers

Status: Open.

#787 In uccl-project/uccl;

· MaoZiming opened on Mar 4, 2026

Does UCCL-EP support configuring QP UDP source port on RoCEv2 network?

Status: Open.

#709 In uccl-project/uccl;

· YconquestY opened on Feb 4, 2026

[bug] Stress test fail

Status: Open.

#684 In uccl-project/uccl;

· crazyguitar opened on Jan 26, 2026

[EP] EP=24 seems to get stuck, not EP=16 or EP=32

Status: Open.

#671 In uccl-project/uccl;

· MaoZiming opened on Jan 23, 2026

有没有支持 5090/4090 EP的计划

Status: Open.

#618 In uccl-project/uccl;

· cunfate opened on Jan 5, 2026