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Issues list

Question about hostStream, deviceStream and userStream
#1476 opened Oct 11, 2024 by MC952-arch
Does FabricManager support isolation at GPU card granularity in MNNVL envrionmant?
#1475 opened Oct 11, 2024 by hailiyidishui
1
Why tree algorithms are specifically targeted at All-Reduce?
#1473 opened Oct 9, 2024 by jxh314
1
ncclCommSplit in non-blocking API mode
#1472 opened Oct 9, 2024 by kwen2501
6
mpirun nccl capture fails in nccl2.22.3 but suceess in nccl2.19.3
#1471 opened Oct 9, 2024 by freshduer
NCCL Collective Log Query
#1470 opened Oct 7, 2024 by gjit-juniper
2
Unstable busbw for data size 67108864B in nccl test
#1469 opened Oct 3, 2024 by szhengac
Topology printing bug in ncclTopoPrintGraph in NCCL 2.23?
#1468 opened Oct 3, 2024 by ezhang887
4
Enroot
#1467 opened Oct 2, 2024 by dobiup
1
[BUG]: NCCL_SHM_DISABLE flag is not working
#1466 opened Oct 1, 2024 by priyanshu891
1
nccl-test An error occurs when multiple IB_Hcas are used
#1465 opened Sep 29, 2024 by yalbaba
NCCL GPU affinity (nvidia-smi topo -m) on VM with fail PIX,PHB, PXB GDRDMA. but good performance on BM.
#1464 opened Sep 28, 2024 by dobiup
4
Why are not all SMs active when NCCL kernel and compute kernel overlap?
#1463 opened Sep 27, 2024 by yu-depend
NCCL Topology File, Rank Ordering, and Determinism
#1461 opened Sep 25, 2024 by asjaffe
[SHARP] Error When Running nccl-tests with multi-GPUs per node using SHARP
#1460 opened Sep 24, 2024 by nariaki3551
Can we change the number of proxy threads
#1459 opened Sep 23, 2024 by ZhiyiHu1999
How to estimate the communication time of NCCL alltoallv?
#1458 opened Sep 20, 2024 by TarzanZhao
Some questions about fifo buffer design
#1457 opened Sep 20, 2024 by fanpig123
[Question] Why ncclSend is non-blocking?
#1456 opened Sep 20, 2024 by yjg66
1
[SHArP] about the intranode allreduce performance with SHArP
#1455 opened Sep 19, 2024 by shh2000
300node 8GPU 4 IB NCCL TEST
#1454 opened Sep 19, 2024 by gim4moon
4
Poor NCCL allreduce performance
#1453 opened Sep 18, 2024 by twichell
4
A Question about network buffer
#1450 opened Sep 17, 2024 by ZhiyiHu1999
3
NCCL socket performance over multiple NICs
#1447 opened Sep 15, 2024 by iojw
2
[ext-net] is bundling headers still recommended?
#1446 opened Sep 15, 2024 by aws-nslick
1
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