Discussions

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  What does "ca drop" and "resending" debug log mean?

  huzhijiang asked May 3, 2024 in Q&A · Unanswered

  

  

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  Question about memory domain rcache lru spin lock

  huzhijiang asked Apr 18, 2024 in Q&A · Answered

  

  

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  Performance issue with 4K packet length

  lijh5 asked Apr 28, 2024 in Q&A · Unanswered

  

  

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  AMO and RMA request ordering

  huzhijiang asked Apr 30, 2024 in Q&A · Unanswered

  

  

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  RoCE LAG and bond device

  huzhijiang asked Apr 27, 2024 in Q&A · Unanswered

  

  

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  ucx lanes select - sys device distance

  lijh5 asked Apr 11, 2024 in Q&A · Answered

  

  

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  Does UCP multi-rail support auto rail fail over?

  huzhijiang asked Apr 10, 2024 in Q&A · Unanswered

  

  

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  Data copying in AM fragments receive handlers

  huzhijiang asked Apr 8, 2024 in Q&A · Answered

  

  

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  Does UCX supprot TCP multi-rail?

  huzhijiang asked Mar 17, 2024 in Q&A · Unanswered

  

  

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  Can not set both UCP_OP_ATTR_FIELD_DATATYPE and UCP_OP_ATTR_FLAG_NO_IMM_CMPL to ucp_am_send_nbx()?

  huzhijiang asked Apr 1, 2024 in Q&A · Unanswered

  

  

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  Can I specify a persisent CPU-buffer for "fallback" when using heterogeneous GPUDirect+TCP MPI?

  TysonRayJones asked Mar 30, 2024 in Q&A · Unanswered

  

  

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  Does ucx support using Intel Toolchain to build

  mendax1234 asked Mar 29, 2024 in Q&A · Unanswered

  

  

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  Why do each node have different views on the nodes that rejoin the network in a fully mesh RDMACM configuration?

  huzhijiang asked Mar 28, 2024 in Q&A · Closed · Answered

  

  

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  Why UCX_MAX_EAGER_RAILS default value is 0?

  huzhijiang started Mar 21, 2024 in General

  

  

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  Do TAG AM and STREAM methods all support multi-rail?

  huzhijiang asked Mar 14, 2024 in Q&A · Unanswered

  

  

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  coredump in uct_rdmacm_cm_handle_error_event() when deal with RDMA_CM_EVENT_DEVICE_REMOVAL

  huzhijiang started Mar 12, 2024 in General

  

  

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  Question about UCP_EP_PARAMS_FLAGS_CLIENT_SERVER flag

  huzhijiang started Mar 11, 2024 in General

  

  

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  Flushing only one endpoint without polling all QPs

  sobc asked Feb 13, 2024 in Q&A · Closed · Answered

  

  

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  Is v1.16.0 stable?

  lahwaacz asked Feb 17, 2024 in Q&A · Answered

  

  

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  can openucx be adapted to software programmed in go

  NUABO asked Nov 28, 2023 in Q&A · Answered

  

  

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  Share memory buffer with multiple network peers

  threedim asked Jan 3, 2024 in Q&A · Unanswered

  

  

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  How to update UCX while keeping OpenMPI unchanged

  kingold5 asked Sep 24, 2021 in Q&A · Answered

  

  

  

  

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  Error: Fatal: UD endpoint 0x129b9b0 to <no debug data>: unhandled timeout error

  adfaure asked Oct 3, 2023 in Q&A · Answered

  

  

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  How to cancel recvTaggedNonBlocking or how to handle disconnect in java binding?

  lucyge2022 asked Oct 20, 2023 in Q&A · Unanswered

  

  

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  First message sent via a new UCX connection is orders of magnitude slower than subsequent messages

  lrazorea-groq asked Sep 28, 2023 in Q&A · Unanswered

  

  

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