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FAQ

[SX-Aurora TSUBASA] InfiniBand for SX-Aurora TSUBASA FAQ

Question

About Installation

  1. Installing ve-infiniband group fails with following messages.
    Error: Package: ve-memory-mapping-X.X.X-X.el7.x86_64 (TSUBASA-repo)
     Requires: ve_peermem
    Or
    Error:
     Problem: package ve-memory-mapping-X.X.X-X.el8.x86_64 requires ve_peermem, but none of the providers can be installed
      - package kmod-ve_peermem-mofedX.X-X.X.X-X.el8.x86_64 is filtered out by exclude filtering

  2. Installing ve-infiniband group fails with following messages.
    Error: Package: kmod-ve_peermem-mofedX.X-X.X.X-X.el7.x86_64 (TSUBASA-repo)
     Requires: ksym(ib_register_peer_memory_client) = 0xXXXXXXXX
    Or
    Error:
     Problem 1: conflicting requests
      - nothing provides ksym(ib_register_peer_memory_client) = 0xXXXXXXXX needed by kmod-ve_peermem-mofedX.X-X.X.X-X.el8.x86_64

  3. Installing ve-infiniband group fails with following messages.
    Error: Package: kmod-ve_peermem-mofedX.X-X.X.X-X.el7.x86_64 (TSUBASA-repo)
     Requires: kernel(XXXXXXXXXXXX) = 0xXXXXXXXX
    Or
    Error:
     Problem 1: conflicting requests
      - nothing provides kernel(XXXXXXXXXXXX) = 0xXXXXXXXX needed by kmod-ve_peermem-mofedX.X-X.X.X-X.el8.x86_64

  4. While installing following message is displayed.
    depmod: WARNING: /lib/modules/kernel-version/extra/ve_peermem/ve_peermem.ko needs unknown symbol ib_register_peer_memory_client

About NEC MPI

  1. Executing NEC MPI fails with following messages.
    [0] MPID_OFED_Open_hca: open device failed ib_dev 0xXXXXXXXXXXXX name mlx5_X
    [0] Error in Infiniband/OFED initialization. Execution aborts

Answer

About Installation

  1. Please check exclude option in /etc/yum.conf and /etc/dnf/dnf.conf.
    If kmod-* is specified, please remove it.

  2. The followings are the possibilities:
    - Mellanox OFED was installed before updating the kernel, or
    - Mellanox OFED was installed with --add-kernel-support option, but --kmp option was not specified.
    Please re-install Mellanox OFED.
    Please refer to "2.3 Installation of Mellanox OFED (Optional)" in "SX-Aurora TSUBASA Installation Guide".

  3. The kernel in use may not be supported by SX-Aurora TSUBASA.
    Please refer to the following and use the kernel which is supported by SX-Aurora TSUBASA.
    [SX-Aurora TSUBASA]Verified Linux kernel

  4. This message may be displayed when multiple kernels are installed.
    Please ignore the message if the displayed kernel version is not matched to the kernel in use.

About NEC MPI

  1. There is a possibility that Mellanox OFED and ve-infiniband are not re-installed after updating the kernel.
    Re-installing Mellanox OFED and ve-infiniband is mandatory after updating the kernel.
    Please retry "Chapter5 Update" in "SX-Aurora TSUBASA Installation Guide".

Product Name

SX-Aurora TSUBASA Software

  • Content ID: 4150101112
  • Release date: 2021/09/30
  • Last updated:2021/09/30

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