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617 Open 1,495 Closed
617 Open 1,495 Closed
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Issues list

UCX fails to compile with GCC-15 Bug
#10589 opened Mar 28, 2025 by NHOrus
4
How can I attach a TCP fd into UCX
#10588 opened Mar 28, 2025 by gyb997
1
How to get pending tasks number in UCP worker queue?
#10584 opened Mar 26, 2025 by MoFHeka
1
Segfault / hang with UCX_MAX_RNDV_RAILS=1 Bug
#10568 opened Mar 21, 2025 by angainor
@amastbaum
CUDA complie flags not propagate to go biningds Bug
#10567 opened Mar 21, 2025 by krono
How to use UCX with io_uring?
#10561 opened Mar 19, 2025 by MoFHeka
4
New transports in UCX (SISCI transport for UCX)
#10556 opened Mar 17, 2025 by Hilmarr
2
Performance degradation on OSU_alltoall benchmark on Grace Hopper Bug
#10552 opened Mar 14, 2025 by ikryukov
ucx occasionally failing to select all am_bw lane
#10548 opened Mar 13, 2025 by LuWang765
1
When testing with ucx_perftest, the performance of ucp_am_lat and tag_lat drops sharply when the size is greater than about 3000
#10532 opened Mar 6, 2025 by Aismy
Segfault in uct_am_short_fill_data when transferring cudaMalloc3D allocated regions Bug
#10526 opened Mar 1, 2025 by uranix
1
@rakhmets
Cannot run large-scale MPI jobs with collectives with UCX 1.18 + OpenMPI 5 Bug
#10522 opened Feb 26, 2025 by kah3f
4
ucx 1.18.0 not building with NVHPC 24.9 with undefined reference Bug
#10509 opened Feb 24, 2025 by louspe-linaro
@tvegas1
2
Regarding UCX's Support Status for Cray Slingshot-11
#10506 opened Feb 22, 2025 by vitduck
When I use sendTaggedNonBlocking to send messages, I send a request, but I catch the packet and find that I have read quest twice.
#10498 opened Feb 18, 2025 by Aismy
3
Tail of RMA buffer sporadically not updated after remote host put request finished. Bug
#10487 opened Feb 13, 2025 by YaoHaoLau
Poor performance when sending large messages
#10486 opened Feb 13, 2025 by Aismy
ucx error while running HPCC application
#10451 opened Jan 26, 2025 by Shubham-Bokadiya
2
Compilation error (Werror) due to ignoring return value. Bug
#10449 opened Jan 25, 2025 by xkszltl
1
3
Bug report for UD connection when creq length > max_inline_size Bug
#10423 opened Jan 16, 2025 by LeDong98
4
Intra-node communication fails when using Nvidia hpc-x in a Singularity container Bug
#10404 opened Jan 6, 2025 by mredenti
When using shared memory communication, ucp_am_send_nbx hangs and callback not invoked Bug
#10370 opened Dec 12, 2024 by ivanallen
17
How to create a group communication with UCX?
#10361 opened Dec 7, 2024 by MoFHeka
2
UCT/CUDA_IPC: Possible UB when enabling CUDA_IPC_CACHE
#10346 opened Dec 2, 2024 by andylin-hao
Shared memory transport provides lower throughput for large message sizes than inter-node transport via the Infiniband Bug
#10317 opened Nov 21, 2024 by satishskamath
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