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RDMA サービスはカーネルの更新後に開始しない

Solution Unverified - Updated -

Issue

  • カーネルの更新後、Infiniband インフラストラクチャーは機能しなくなります。
  • Systemd は、RDMA 関連のサービスが以下のようなエラーメッセージを表示してロードされないことを示しています。
[root@<HOSTNAME>]# systemctl status rdma.service -l
* rdma.service - Initialize the iWARP/InfiniBand/RDMA stack in the kernel
   Loaded: loaded (/usr/lib/systemd/system/rdma.service; enabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Mon 2018-02-12 12:05:59 EST; 4min 5s ago
     Docs: file:/etc/rdma/rdma.conf
  Process: 30425 ExecStart=/usr/libexec/rdma-init-kernel (code=exited, status=3)
 Main PID: 30425 (code=exited, status=3)

Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: modprobe: FATAL: Module ib_mad not found.
Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: Failed to load module ib_mad
Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: modprobe: FATAL: Module ib_sa not found.
Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: Failed to load module ib_sa
Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: modprobe: FATAL: Module ib_addr not found.
Feb 12 12:05:59 <HOSTNAME> rdma-init-kernel[30425]: Failed to load module ib_addr
Feb 12 12:05:59 <HOSTNAME> systemd[1]: rdma.service: main process exited, code=exited, status=3/NOTIMPLEMENTED
Feb 12 12:05:59 <HOSTNAME> systemd[1]: Failed to start Initialize the iWARP/InfiniBand/RDMA stack in the kernel.
Feb 12 12:05:59 <HOSTNAME> systemd[1]: Unit rdma.service entered failed state.
Feb 12 12:05:59 <HOSTNAME> systemd[1]: rdma.service failed.

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat 提供の Infiniband モジュールを使用した Infiniband ハードウェア

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